libpappsomspp
Library for mass spectrometry
pappso::BasePlotWidget Class Reference

#include <baseplotwidget.h>

Inheritance diagram for pappso::BasePlotWidget:
pappso::BaseColorMapPlotWidget pappso::BaseTracePlotWidget pappso::DriftSpecMassSpecColorMapPlotWidget pappso::TicXicChromDriftSpecColorMapPlotWidget pappso::TicXicChromMassSpecColorMapPlotWidget pappso::DriftSpecTracePlotWidget pappso::MassSpecTracePlotWidget pappso::TicXicChromTracePlotWidget

Signals

void setFocusSignal ()
 
void lastCursorHoveredPointSignal (const QPointF &pointf)
 
void plotRangesChangedSignal (const BasePlotContext &context)
 
void xAxisMeasurementSignal (const BasePlotContext &context, bool with_delta)
 
void keyPressEventSignal (const BasePlotContext &context)
 
void keyReleaseEventSignal (const BasePlotContext &context)
 
void mouseReleaseEventSignal (const BasePlotContext &context)
 
void mouseWheelEventSignal (const BasePlotContext &context)
 
void plottableSelectionChangedSignal (QCPAbstractPlottable *plottable_p, bool selected)
 
void integrationRequestedSignal (const BasePlotContext &context)
 
void plottableDestructionRequestedSignal (BasePlotWidget *base_plot_widget_p, QCPAbstractPlottable *plottable_p, const BasePlotContext &context)
 

Public Member Functions

 BasePlotWidget (QWidget *parent)
 
 BasePlotWidget (QWidget *parent, const QString &x_axis_label, const QString &y_axis_label)
 
virtual ~BasePlotWidget ()
 Destruct this BasePlotWidget instance. More...
 
virtual bool setupWidget ()
 
virtual void setPen (const QPen &pen)
 
virtual const QPen & getPen () const
 
virtual void setPlottingColor (QCPAbstractPlottable *plottable_p, const QColor &new_color)
 
virtual void setPlottingColor (int index, const QColor &new_color)
 
virtual QColor getPlottingColor (QCPAbstractPlottable *plottable_p) const
 
virtual QColor getPlottingColor (int index=0) const
 
virtual void setAxisLabelX (const QString &label)
 
virtual void setAxisLabelY (const QString &label)
 
virtual void resetAxesRangeHistory ()
 
virtual void updateAxesRangeHistory ()
 Create new axis range history items and append them to the history. More...
 
virtual void restorePreviousAxesRangeHistory ()
 Go up one history element in the axis history. More...
 
virtual void restoreAxesRangeHistory (std::size_t index)
 Get the axis histories at index index and update the plot ranges. More...
 
virtual void keyPressEvent (QKeyEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void keyReleaseEvent (QKeyEvent *event)
 Handle specific key codes and trigger respective actions. More...
 
virtual void spaceKeyReleaseEvent (QKeyEvent *event)
 
virtual void directionKeyPressEvent (QKeyEvent *event)
 
virtual void directionKeyReleaseEvent (QKeyEvent *event)
 
virtual void mousePseudoButtonKeyPressEvent (QKeyEvent *event)
 
virtual void mousePseudoButtonKeyReleaseEvent (QKeyEvent *event)
 
virtual void mousePressHandler (QMouseEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void mouseReleaseHandler (QMouseEvent *event)
 
virtual void mouseReleaseHandlerLeftButton ()
 
virtual void mouseReleaseHandlerRightButton ()
 
virtual void mouseWheelHandler (QWheelEvent *event)
 
virtual void mouseMoveHandler (QMouseEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void mouseMoveHandlerNotDraggingCursor ()
 
virtual void mouseMoveHandlerDraggingCursor ()
 
virtual void mouseMoveHandlerLeftButtonDraggingCursor ()
 
virtual void mouseMoveHandlerRightButtonDraggingCursor ()
 
virtual void axisDoubleClickHandler (QCPAxis *axis, QCPAxis::SelectablePart part, QMouseEvent *event)
 
bool isClickOntoXAxis (const QPointF &mousePoint)
 
bool isClickOntoYAxis (const QPointF &mousePoint)
 
int dragDirection ()
 MOUSE-related EVENTS. More...
 
virtual void moveMouseCursorGraphCoordToGlobal (QPointF plot_coordinates)
 
virtual void moveMouseCursorPixelCoordToGlobal (QPointF local_coordinates)
 
virtual void horizontalMoveMouseCursorCountPixels (int pixel_count)
 
virtual QPointF horizontalGetGraphCoordNewPointCountPixels (int pixel_count)
 
virtual void verticalMoveMouseCursorCountPixels (int pixel_count)
 
virtual QPointF verticalGetGraphCoordNewPointCountPixels (int pixel_count)
 
virtual QCPRange getRangeX (bool &found_range, int index) const
 MOUSE MOVEMENTS mouse/keyboard-triggered. More...
 
virtual QCPRange getRangeY (bool &found_range, int index) const
 
QCPRange getRange (Axis axis, RangeType range_type, bool &found_range) const
 
virtual QCPRange getInnermostRangeX (bool &found_range) const
 
virtual QCPRange getOutermostRangeX (bool &found_range) const
 
virtual QCPRange getInnermostRangeY (bool &found_range) const
 
virtual QCPRange getOutermostRangeY (bool &found_range) const
 
void yMinMaxOnXAxisCurrentRange (double &min, double &max, QCPAbstractPlottable *plottable_p=nullptr)
 
void yMinMaxOnXAxisCurrentRange (double &min, double &max, int index)
 
virtual void axisRescale ()
 RANGE-related functions. More...
 
virtual void axisReframe ()
 
virtual void axisZoom ()
 
virtual void axisPan ()
 
virtual void replotWithAxesRanges (QCPRange xAxisRange, QCPRange yAxisRange, Axis axis)
 
virtual void replotWithAxisRangeX (double lower, double upper)
 
virtual void replotWithAxisRangeY (double lower, double upper)
 
virtual void hideAllPlotItems ()
 PLOTTING / REPLOTTING functions. More...
 
virtual void showTracers ()
 Show the traces (vertical and horizontal). More...
 
virtual void hideTracers ()
 Hide the traces (vertical and horizontal). More...
 
virtual void drawXDeltaFeatures ()
 
virtual void drawYDeltaFeatures ()
 
virtual void calculateDragDeltas ()
 
virtual bool isVerticalDisplacementAboveThreshold ()
 
virtual void drawSelectionRectangleAndPrepareZoom (bool as_line_segment=false, bool for_integration=false)
 
virtual void updateSelectionRectangle (bool as_line_segment=false, bool for_integration=false)
 
virtual void resetSelectionRectangle ()
 
virtual void hideSelectionRectangle (bool reset_values=false)
 
virtual bool isSelectionRectangleVisible ()
 
virtual PolygonType whatIsVisibleOfTheSelectionRectangle ()
 
virtual void setFocus ()
 PLOT ITEMS : TRACER TEXT ITEMS... More...
 
virtual void redrawPlotBackground (QWidget *focusedPlotWidget)
 Redraw the background of the focusedPlotWidget plot widget. More...
 
virtual void updateContextXandYAxisRanges ()
 
virtual const BasePlotContextgetContext () const
 

Protected Member Functions

virtual void createAllAncillaryItems ()
 
virtual void update1DSelectionRectangle (bool for_integration=false)
 
virtual void update2DSelectionRectangleSquare (bool for_integration=false)
 
virtual void update2DSelectionRectangleSkewed (bool for_integration=false)
 
virtual QString allLayerNamesToString () const
 
virtual QString layerableLayerName (QCPLayerable *layerable_p) const
 
virtual int layerableLayerIndex (QCPLayerable *layerable_p) const
 

Protected Attributes

QString m_name = "NOT_SET"
 Name of the plot widget. More...
 
QString m_desc = "NOT_SET"
 Description of the plot widget. More...
 
QString m_fileName
 The name of the data file from which the mass data were read. More...
 
QString m_axisLabelX
 
QString m_axisLabelY
 
BasePlotContext m_context
 
int m_leftMousePseudoButtonKey = Qt::Key_Less
 
int m_rightMousePseudoButtonKey = Qt::Key_Greater
 
QCPItemLine * mp_selectionRectangeLine1 = nullptr
 Rectangle defining the borders of zoomed-in/out data. More...
 
QCPItemLine * mp_selectionRectangeLine2 = nullptr
 
QCPItemLine * mp_selectionRectangeLine3 = nullptr
 
QCPItemLine * mp_selectionRectangeLine4 = nullptr
 
QCPItemText * mp_xDeltaTextItem = nullptr
 Text describing the x-axis delta value during a drag operation. More...
 
QCPItemText * mp_yDeltaTextItem = nullptr
 
bool m_shouldTracersBeVisible = true
 Tells if the tracers should be visible. More...
 
QCPItemLine * mp_hPosTracerItem = nullptr
 Horizontal position tracer. More...
 
QCPItemLine * mp_vPosTracerItem = nullptr
 Vertical position tracer. More...
 
QCPItemLine * mp_vStartTracerItem = nullptr
 Vertical selection start tracer (typically in green). More...
 
QCPItemLine * mp_vEndTracerItem = nullptr
 Vertical selection end tracer (typically in red). More...
 
std::size_t m_lastAxisRangeHistoryIndex = 0
 Index of the last axis range history item. More...
 
std::vector< QCPRange * > m_xAxisRangeHistory
 List of x axis ranges occurring during the panning zooming actions. More...
 
std::vector< QCPRange * > m_yAxisRangeHistory
 List of y axis ranges occurring during the panning zooming actions. More...
 
int m_mouseMoveHandlerSkipAmount = 10
 How many mouse move events must be skipped *‍/. More...
 
int m_mouseMoveHandlerSkipCount = 0
 Counter to handle the "fat data" mouse move event handling. More...
 
QColor m_unfocusedColor = QColor("lightgray")
 Color used for the background of unfocused plot. More...
 
QBrush m_unfocusedBrush = QBrush(m_unfocusedColor)
 Color used for the background of unfocused plot. More...
 
QColor m_focusedColor = QColor(Qt::transparent)
 Color used for the background of focused plot. More...
 
QBrush m_focusedBrush = QBrush(m_focusedColor)
 Color used for the background of focused plot. More...
 
QPen m_pen
 Pen used to draw the graph and textual elements in the plot widget. More...
 

Detailed Description

Definition at line 66 of file baseplotwidget.h.

Constructor & Destructor Documentation

◆ BasePlotWidget() [1/2]

pappso::BasePlotWidget::BasePlotWidget ( QWidget *  parent)
explicit

Definition at line 50 of file baseplotwidget.cpp.

50 : QCustomPlot(parent)
51{
52 if(parent == nullptr)
53 qFatal("Programming error.");
54
55 // Default settings for the pen used to graph the data.
56 m_pen.setStyle(Qt::SolidLine);
57 m_pen.setBrush(Qt::black);
58 m_pen.setWidth(1);
59
60 // qDebug() << "Created new BasePlotWidget with" << layerCount()
61 //<< "layers before setting up widget.";
62 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
63
64 // As of today 20210313, the QCustomPlot is created with the following 6
65 // layers:
66 //
67 // All layers' name:
68 //
69 // Layer index 0 name: background
70 // Layer index 1 name: grid
71 // Layer index 2 name: main
72 // Layer index 3 name: axes
73 // Layer index 4 name: legend
74 // Layer index 5 name: overlay
75
76 if(!setupWidget())
77 qFatal("Programming error.");
78
79 // Do not call createAllAncillaryItems() in this base class because all the
80 // items will have been created *before* the addition of plots and then the
81 // rendering order will hide them to the viewer, since the rendering order is
82 // according to the order in which the items have been created.
83 //
84 // The fact that the ancillary items are created before trace plots is not a
85 // problem because the trace plots are sparse and do not effectively hide the
86 // data.
87 //
88 // But, in the color map plot widgets, we cannot afford to create the
89 // ancillary items *before* the plot itself because then, the rendering of the
90 // plot (created after) would screen off the ancillary items (created before).
91 //
92 // So, the createAllAncillaryItems() function needs to be called in the
93 // derived classes at the most appropriate moment in the setting up of the
94 // widget.
95 //
96 // All this is only a workaround of a bug in QCustomPlot. See
97 // https://www.qcustomplot.com/index.php/support/forum/2283.
98 //
99 // I initially wanted to have a plots layer on top of the default background
100 // layer and a items layer on top of it. But that setting prevented the
101 // selection of graphs.
102
103 // qDebug() << "Created new BasePlotWidget with" << layerCount()
104 //<< "layers after setting up widget.";
105 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
106
107 show();
108}
virtual bool setupWidget()
QPen m_pen
Pen used to draw the graph and textual elements in the plot widget.

References m_pen, and setupWidget().

◆ BasePlotWidget() [2/2]

pappso::BasePlotWidget::BasePlotWidget ( QWidget *  parent,
const QString &  x_axis_label,
const QString &  y_axis_label 
)
explicit

Definition at line 111 of file baseplotwidget.cpp.

114 : QCustomPlot(parent), m_axisLabelX(x_axis_label), m_axisLabelY(y_axis_label)
115{
116 // qDebug();
117
118 if(parent == nullptr)
119 qFatal("Programming error.");
120
121 // Default settings for the pen used to graph the data.
122 m_pen.setStyle(Qt::SolidLine);
123 m_pen.setBrush(Qt::black);
124 m_pen.setWidth(1);
125
126 xAxis->setLabel(x_axis_label);
127 yAxis->setLabel(y_axis_label);
128
129 // qDebug() << "Created new BasePlotWidget with" << layerCount()
130 //<< "layers before setting up widget.";
131 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
132
133 // As of today 20210313, the QCustomPlot is created with the following 6
134 // layers:
135 //
136 // All layers' name:
137 //
138 // Layer index 0 name: background
139 // Layer index 1 name: grid
140 // Layer index 2 name: main
141 // Layer index 3 name: axes
142 // Layer index 4 name: legend
143 // Layer index 5 name: overlay
144
145 if(!setupWidget())
146 qFatal("Programming error.");
147
148 // qDebug() << "Created new BasePlotWidget with" << layerCount()
149 //<< "layers after setting up widget.";
150 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
151
152 show();
153}

References m_pen, and setupWidget().

◆ ~BasePlotWidget()

pappso::BasePlotWidget::~BasePlotWidget ( )
virtual

Destruct this BasePlotWidget instance.

The destruction involves clearing the history, deleting all the axis range history items for x and y axes.

Definition at line 163 of file baseplotwidget.cpp.

164{
165 // qDebug() << "In the destructor of plot widget:" << this;
166
167 m_xAxisRangeHistory.clear();
168 m_yAxisRangeHistory.clear();
169
170 // Note that the QCustomPlot xxxItem objects are allocated with (this) which
171 // means their destruction is automatically handled upon *this' destruction.
172}
std::vector< QCPRange * > m_yAxisRangeHistory
List of y axis ranges occurring during the panning zooming actions.
std::vector< QCPRange * > m_xAxisRangeHistory
List of x axis ranges occurring during the panning zooming actions.

References m_xAxisRangeHistory, and m_yAxisRangeHistory.

Member Function Documentation

◆ allLayerNamesToString()

QString pappso::BasePlotWidget::allLayerNamesToString ( ) const
protectedvirtual

Definition at line 176 of file baseplotwidget.cpp.

177{
178
179 QString text;
180
181 for(int iter = 0; iter < layerCount(); ++iter)
182 {
183 text +=
184 QString("Layer index %1: %2\n").arg(iter).arg(layer(iter)->name());
185 }
186
187 return text;
188}

◆ axisDoubleClickHandler()

void pappso::BasePlotWidget::axisDoubleClickHandler ( QCPAxis *  axis,
QCPAxis::SelectablePart  part,
QMouseEvent *  event 
)
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 1659 of file baseplotwidget.cpp.

1663{
1664 // qDebug();
1665
1666 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
1667
1668 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1669 {
1670 // qDebug();
1671
1672 // If the Ctrl modifiers is active, then both axes are to be reset. Also
1673 // the histories are reset also.
1674
1675 rescaleAxes();
1677 }
1678 else
1679 {
1680 // qDebug();
1681
1682 // Only the axis passed as parameter is to be rescaled.
1683 // Reset the range of that axis to the max view possible.
1684
1685 axis->rescale();
1686
1688
1689 event->accept();
1690 }
1691
1692 // The double-click event does not cancel the mouse press event. That is, if
1693 // left-double-clicking, at the end of the operation the button still
1694 // "pressed". We need to remove manually the button from the pressed buttons
1695 // context member.
1696
1697 m_context.m_pressedMouseButtons ^= event->button();
1698
1700
1702
1703 replot();
1704}
Qt::KeyboardModifiers m_keyboardModifiers
Qt::MouseButtons m_pressedMouseButtons
virtual void updateAxesRangeHistory()
Create new axis range history items and append them to the history.
virtual void resetAxesRangeHistory()
virtual void updateContextXandYAxisRanges()
void plotRangesChangedSignal(const BasePlotContext &context)
BasePlotContext m_context

References m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_pressedMouseButtons, plotRangesChangedSignal(), resetAxesRangeHistory(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by setupWidget().

◆ axisPan()

void pappso::BasePlotWidget::axisPan ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2177 of file baseplotwidget.cpp.

2178{
2179 // Sanity check
2181 qFatal(
2182 "This function can only be called if the mouse click was on one of the "
2183 "axes");
2184
2186 {
2187 xAxis->setRange(m_context.m_xRange.lower - m_context.m_xDelta,
2189 }
2190
2192 {
2193 yAxis->setRange(m_context.m_yRange.lower - m_context.m_yDelta,
2195 }
2196
2198
2199 // qDebug() << "The updated context:" << m_context.toString();
2200
2201 // We cannot store the new ranges in the history, because the pan operation
2202 // involved a huge quantity of micro-movements elicited upon each mouse move
2203 // cursor event so we would have a huge history.
2204 // updateAxesRangeHistory();
2205
2206 // Now that the context has the right range values, we can emit the
2207 // signal that will be used by this plot widget users, typically to
2208 // abide by the x/y range lock required by the user.
2209
2211
2212 replot();
2213}

References m_context, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, pappso::BasePlotContext::m_xDelta, pappso::BasePlotContext::m_xRange, pappso::BasePlotContext::m_yDelta, pappso::BasePlotContext::m_yRange, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ axisReframe()

void pappso::BasePlotWidget::axisReframe ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2119 of file baseplotwidget.cpp.

2120{
2121
2122 // double sorted_start_drag_point_x =
2123 // std::min(m_context.m_startDragPoint.x(), m_context.m_currentDragPoint.x());
2124
2125 // xAxis->setRange(sorted_start_drag_point_x,
2126 // sorted_start_drag_point_x + fabs(m_context.m_xDelta));
2127
2128 xAxis->setRange(
2130
2131 // Note that the y axis should be rescaled from current lower value to new
2132 // upper value matching the y-axis position of the cursor when the mouse
2133 // button was released.
2134
2135 yAxis->setRange(xAxis->range().lower,
2136 std::max<double>(m_context.m_yRegionRangeStart,
2138
2139 // qDebug() << "xaxis:" << xAxis->range().lower << "-" <<
2140 // xAxis->range().upper
2141 //<< "yaxis:" << yAxis->range().lower << "-" << yAxis->range().upper;
2142
2144
2147
2148 replot();
2149}

References m_context, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, plotRangesChangedSignal(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by mouseReleaseHandlerLeftButton().

◆ axisRescale()

void pappso::BasePlotWidget::axisRescale ( )
virtual

RANGE-related functions.

PLOTTING / REPLOTTING functions

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2034 of file baseplotwidget.cpp.

2035{
2036 // Get the current x lower/upper range, that is, leftmost/rightmost x
2037 // coordinate.
2038 double xLower = xAxis->range().lower;
2039 double xUpper = xAxis->range().upper;
2040
2041 // Get the current y lower/upper range, that is, bottommost/topmost y
2042 // coordinate.
2043 double yLower = yAxis->range().lower;
2044 double yUpper = yAxis->range().upper;
2045
2046 // This function is called only when the user has clicked on the x/y axis or
2047 // when the user has dragged the left mouse button with the Ctrl key
2048 // modifier. The m_context.m_wasClickOnXAxis is then simulated in the mouse
2049 // move handler. So we need to test which axis was clicked-on.
2050
2052 {
2053
2054 // We are changing the range of the X axis.
2055
2056 // What is the x delta ?
2057 double xDelta =
2059
2060 // If xDelta is < 0, the we were dragging from right to left, we are
2061 // compressing the view on the x axis, by adding new data to the right
2062 // hand size of the graph. So we add xDelta to the upper bound of the
2063 // range. Otherwise we are uncompressing the view on the x axis and
2064 // remove the xDelta from the upper bound of the range. This is why we
2065 // have the
2066 // '-'
2067 // and not '+' below;
2068
2069 // qDebug() << "Setting xaxis:" << xLower << "--" << xUpper - xDelta;
2070
2071 xAxis->setRange(xLower, xUpper - xDelta);
2072 }
2073 // End of
2074 // if(m_context.m_wasClickOnXAxis)
2075 else // that is, if(m_context.m_wasClickOnYAxis)
2076 {
2077 // We are changing the range of the Y axis.
2078
2079 // What is the y delta ?
2080 double yDelta =
2082
2083 // See above for an explanation of the computation.
2084
2085 yAxis->setRange(yLower, yUpper - yDelta);
2086
2087 // Old version
2088 // if(yDelta < 0)
2089 //{
2090 //// The dragging operation was from top to bottom, we are enlarging
2091 //// the range (thus, we are unzooming the view, since the widget
2092 //// always has the same size).
2093
2094 // yAxis->setRange(yLower, yUpper + fabs(yDelta));
2095 //}
2096 // else
2097 //{
2098 //// The dragging operation was from bottom to top, we are reducing
2099 //// the range (thus, we are zooming the view, since the widget
2100 //// always has the same size).
2101
2102 // yAxis->setRange(yLower, yUpper - fabs(yDelta));
2103 //}
2104 }
2105 // End of
2106 // else // that is, if(m_context.m_wasClickOnYAxis)
2107
2108 // Update the context with the current axes ranges
2109
2111
2113
2114 replot();
2115}

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_wasClickOnXAxis, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ axisZoom()

void pappso::BasePlotWidget::axisZoom ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2153 of file baseplotwidget.cpp.

2154{
2155
2156 // Use the m_context.m_xRegionRangeStart/End values, but we need to sort the
2157 // values before using them, because now we want to really have the lower x
2158 // value. Simply craft a QCPRange that will swap the values if lower is not
2159 // < than upper QCustomPlot calls this normalization).
2160
2161 xAxis->setRange(
2163
2164 yAxis->setRange(
2166
2168
2171
2172 replot();
2173}

References m_context, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, plotRangesChangedSignal(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by mouseReleaseHandlerLeftButton().

◆ calculateDragDeltas()

void pappso::BasePlotWidget::calculateDragDeltas ( )
virtual

Definition at line 2514 of file baseplotwidget.cpp.

2515{
2516
2517 // We compute signed differentials. If the user does not want the sign,
2518 // fabs(double) is their friend.
2519
2520 // Compute the xAxis differential:
2521
2524
2525 // Same with the Y-axis range:
2526
2529
2530 // qDebug() << "xDelta:" << m_context.m_xDelta
2531 //<< "and yDelta:" << m_context.m_yDelta;
2532
2533 return;
2534}

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_xDelta, and pappso::BasePlotContext::m_yDelta.

Referenced by mouseMoveHandlerDraggingCursor().

◆ createAllAncillaryItems()

void pappso::BasePlotWidget::createAllAncillaryItems ( )
protectedvirtual

Definition at line 222 of file baseplotwidget.cpp.

223{
224 // Make a copy of the pen to just change its color and set that color to
225 // the tracer line.
226 QPen pen = m_pen;
227
228 // Create the lines that will act as tracers for position and selection of
229 // regions.
230 //
231 // We have the cross hair that serves as the cursor. That crosshair cursor is
232 // made of a vertical line (green, because when click-dragging the mouse it
233 // becomes the tracer that is being anchored at the region start. The second
234 // line i horizontal and is always black.
235
236 pen.setColor(QColor("steelblue"));
237
238 // The set of tracers (horizontal and vertical) that track the position of the
239 // mouse cursor.
240
241 mp_vPosTracerItem = new QCPItemLine(this);
242 mp_vPosTracerItem->setLayer("plotsLayer");
243 mp_vPosTracerItem->setPen(pen);
244 mp_vPosTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
245 mp_vPosTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
246 mp_vPosTracerItem->start->setCoords(0, 0);
247 mp_vPosTracerItem->end->setCoords(0, 0);
248
249 mp_hPosTracerItem = new QCPItemLine(this);
250 mp_hPosTracerItem->setLayer("plotsLayer");
251 mp_hPosTracerItem->setPen(pen);
252 mp_hPosTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
253 mp_hPosTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
254 mp_hPosTracerItem->start->setCoords(0, 0);
255 mp_hPosTracerItem->end->setCoords(0, 0);
256
257 // The set of tracers (horizontal only) that track the region
258 // spanning/selection regions.
259 //
260 // The start vertical tracer is colored in greeen.
261 pen.setColor(QColor("green"));
262
263 mp_vStartTracerItem = new QCPItemLine(this);
264 mp_vStartTracerItem->setLayer("plotsLayer");
265 mp_vStartTracerItem->setPen(pen);
266 mp_vStartTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
267 mp_vStartTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
268 mp_vStartTracerItem->start->setCoords(0, 0);
269 mp_vStartTracerItem->end->setCoords(0, 0);
270
271 // The end vertical tracer is colored in red.
272 pen.setColor(QColor("red"));
273
274 mp_vEndTracerItem = new QCPItemLine(this);
275 mp_vEndTracerItem->setLayer("plotsLayer");
276 mp_vEndTracerItem->setPen(pen);
277 mp_vEndTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
278 mp_vEndTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
279 mp_vEndTracerItem->start->setCoords(0, 0);
280 mp_vEndTracerItem->end->setCoords(0, 0);
281
282 // When the user click-drags the mouse, the X distance between the drag start
283 // point and the drag end point (current point) is the xDelta.
284 mp_xDeltaTextItem = new QCPItemText(this);
285 mp_xDeltaTextItem->setLayer("plotsLayer");
286 mp_xDeltaTextItem->setColor(QColor("steelblue"));
287 mp_xDeltaTextItem->setPositionAlignment(Qt::AlignBottom | Qt::AlignCenter);
288 mp_xDeltaTextItem->position->setType(QCPItemPosition::ptPlotCoords);
289 mp_xDeltaTextItem->setVisible(false);
290
291 // Same for the y delta
292 mp_yDeltaTextItem = new QCPItemText(this);
293 mp_yDeltaTextItem->setLayer("plotsLayer");
294 mp_yDeltaTextItem->setColor(QColor("steelblue"));
295 mp_yDeltaTextItem->setPositionAlignment(Qt::AlignBottom | Qt::AlignCenter);
296 mp_yDeltaTextItem->position->setType(QCPItemPosition::ptPlotCoords);
297 mp_yDeltaTextItem->setVisible(false);
298
299 // Make sure we prepare the four lines that will be needed to
300 // draw the selection rectangle.
301 pen = m_pen;
302
303 pen.setColor("steelblue");
304
305 mp_selectionRectangeLine1 = new QCPItemLine(this);
306 mp_selectionRectangeLine1->setLayer("plotsLayer");
307 mp_selectionRectangeLine1->setPen(pen);
308 mp_selectionRectangeLine1->start->setType(QCPItemPosition::ptPlotCoords);
309 mp_selectionRectangeLine1->end->setType(QCPItemPosition::ptPlotCoords);
310 mp_selectionRectangeLine1->start->setCoords(0, 0);
311 mp_selectionRectangeLine1->end->setCoords(0, 0);
312 mp_selectionRectangeLine1->setVisible(false);
313
314 mp_selectionRectangeLine2 = new QCPItemLine(this);
315 mp_selectionRectangeLine2->setLayer("plotsLayer");
316 mp_selectionRectangeLine2->setPen(pen);
317 mp_selectionRectangeLine2->start->setType(QCPItemPosition::ptPlotCoords);
318 mp_selectionRectangeLine2->end->setType(QCPItemPosition::ptPlotCoords);
319 mp_selectionRectangeLine2->start->setCoords(0, 0);
320 mp_selectionRectangeLine2->end->setCoords(0, 0);
321 mp_selectionRectangeLine2->setVisible(false);
322
323 mp_selectionRectangeLine3 = new QCPItemLine(this);
324 mp_selectionRectangeLine3->setLayer("plotsLayer");
325 mp_selectionRectangeLine3->setPen(pen);
326 mp_selectionRectangeLine3->start->setType(QCPItemPosition::ptPlotCoords);
327 mp_selectionRectangeLine3->end->setType(QCPItemPosition::ptPlotCoords);
328 mp_selectionRectangeLine3->start->setCoords(0, 0);
329 mp_selectionRectangeLine3->end->setCoords(0, 0);
330 mp_selectionRectangeLine3->setVisible(false);
331
332 mp_selectionRectangeLine4 = new QCPItemLine(this);
333 mp_selectionRectangeLine4->setLayer("plotsLayer");
334 mp_selectionRectangeLine4->setPen(pen);
335 mp_selectionRectangeLine4->start->setType(QCPItemPosition::ptPlotCoords);
336 mp_selectionRectangeLine4->end->setType(QCPItemPosition::ptPlotCoords);
337 mp_selectionRectangeLine4->start->setCoords(0, 0);
338 mp_selectionRectangeLine4->end->setCoords(0, 0);
339 mp_selectionRectangeLine4->setVisible(false);
340}
QCPItemText * mp_yDeltaTextItem
QCPItemLine * mp_selectionRectangeLine1
Rectangle defining the borders of zoomed-in/out data.
QCPItemLine * mp_selectionRectangeLine2
QCPItemText * mp_xDeltaTextItem
Text describing the x-axis delta value during a drag operation.
QCPItemLine * mp_hPosTracerItem
Horizontal position tracer.
QCPItemLine * mp_vPosTracerItem
Vertical position tracer.
QCPItemLine * mp_selectionRectangeLine4
QCPItemLine * mp_vStartTracerItem
Vertical selection start tracer (typically in green).
QCPItemLine * mp_selectionRectangeLine3
QCPItemLine * mp_vEndTracerItem
Vertical selection end tracer (typically in red).

References m_pen, mp_hPosTracerItem, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by pappso::BaseTracePlotWidget::BaseTracePlotWidget(), and pappso::BaseColorMapPlotWidget::addColorMap().

◆ directionKeyPressEvent()

void pappso::BasePlotWidget::directionKeyPressEvent ( QKeyEvent *  event)
virtual

Definition at line 789 of file baseplotwidget.cpp.

790{
791 // qDebug() << "event key:" << event->key();
792
793 // The user is trying to move the positional cursor/markers. There are
794 // multiple way they can do that:
795 //
796 // 1.a. Hitting the arrow left/right keys alone will search for next pixel.
797 // 1.b. Hitting the arrow left/right keys with Alt modifier will search for a
798 // multiple of pixels that might be equivalent to one 20th of the pixel width
799 // of the plot widget.
800 // 1.c Hitting the left/right keys with Alt and Shift modifiers will search
801 // for a multiple of pixels that might be the equivalent to half of the pixel
802 // width.
803 //
804 // 2. Hitting the Control modifier will move the cursor to the next data point
805 // of the graph.
806
807 int pixel_increment = 0;
808
809 if(m_context.m_keyboardModifiers == Qt::NoModifier)
810 pixel_increment = 1;
811 else if(m_context.m_keyboardModifiers == Qt::AltModifier)
812 pixel_increment = 50;
813
814 // The user is moving the positional markers. This is equivalent to a
815 // non-dragging cursor movement to the next pixel. Note that the origin is
816 // located at the top left, so key down increments and key up decrements.
817
818 if(event->key() == Qt::Key_Left)
819 horizontalMoveMouseCursorCountPixels(-pixel_increment);
820 else if(event->key() == Qt::Key_Right)
822 else if(event->key() == Qt::Key_Up)
823 verticalMoveMouseCursorCountPixels(-pixel_increment);
824 else if(event->key() == Qt::Key_Down)
825 verticalMoveMouseCursorCountPixels(pixel_increment);
826
827 event->accept();
828}
virtual void verticalMoveMouseCursorCountPixels(int pixel_count)
virtual void horizontalMoveMouseCursorCountPixels(int pixel_count)

References horizontalMoveMouseCursorCountPixels(), m_context, pappso::BasePlotContext::m_keyboardModifiers, and verticalMoveMouseCursorCountPixels().

Referenced by keyPressEvent().

◆ directionKeyReleaseEvent()

void pappso::BasePlotWidget::directionKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 832 of file baseplotwidget.cpp.

833{
834 // qDebug() << "event key:" << event->key();
835 event->accept();
836}

Referenced by keyReleaseEvent().

◆ dragDirection()

int pappso::BasePlotWidget::dragDirection ( )

MOUSE-related EVENTS.

MOUSE MOVEMENTS mouse/keyboard-triggered

Definition at line 1766 of file baseplotwidget.cpp.

1767{
1768 // The user is dragging the mouse, probably to rescale the axes, but we need
1769 // to sort out in which direction the drag is happening.
1770
1771 // This function should be called after calculateDragDeltas, so that
1772 // m_context has the proper x/y delta values that we'll compare.
1773
1774 // Note that we cannot compare simply x or y deltas because the y axis might
1775 // have a different scale that the x axis. So we first need to convert the
1776 // positions to pixels.
1777
1778 double x_delta_pixel =
1779 fabs(xAxis->coordToPixel(m_context.m_currentDragPoint.x()) -
1780 xAxis->coordToPixel(m_context.m_startDragPoint.x()));
1781
1782 double y_delta_pixel =
1783 fabs(yAxis->coordToPixel(m_context.m_currentDragPoint.y()) -
1784 yAxis->coordToPixel(m_context.m_startDragPoint.y()));
1785
1786 if(x_delta_pixel > y_delta_pixel)
1787 return Qt::Horizontal;
1788
1789 return Qt::Vertical;
1790}

References m_context, pappso::BasePlotContext::m_currentDragPoint, and pappso::BasePlotContext::m_startDragPoint.

◆ drawSelectionRectangleAndPrepareZoom()

void pappso::BasePlotWidget::drawSelectionRectangleAndPrepareZoom ( bool  as_line_segment = false,
bool  for_integration = false 
)
virtual

Definition at line 2320 of file baseplotwidget.cpp.

2322{
2323 // The user has dragged the mouse left button on the graph, which means he
2324 // is willing to draw a selection rectangle, either for zooming-in or for
2325 // integration.
2326
2327 if(mp_xDeltaTextItem != nullptr)
2328 mp_xDeltaTextItem->setVisible(false);
2329 if(mp_yDeltaTextItem != nullptr)
2330 mp_yDeltaTextItem->setVisible(false);
2331
2332 // Ensure the right selection rectangle is drawn.
2333
2334 updateSelectionRectangle(as_line_segment, for_integration);
2335
2336 // Note that if we draw a zoom rectangle, then we are certainly not
2337 // measuring anything. So set the boolean value to false so that the user of
2338 // this widget or derived classes know that there is nothing to perform upon
2339 // (like deconvolution, for example).
2340
2342
2343 // Also remove the delta value from the pipeline by sending a simple
2344 // distance without measurement signal.
2345
2346 emit xAxisMeasurementSignal(m_context, false);
2347
2348 replot();
2349}
virtual void updateSelectionRectangle(bool as_line_segment=false, bool for_integration=false)
void xAxisMeasurementSignal(const BasePlotContext &context, bool with_delta)

References m_context, pappso::BasePlotContext::m_isMeasuringDistance, mp_xDeltaTextItem, mp_yDeltaTextItem, updateSelectionRectangle(), and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ drawXDeltaFeatures()

void pappso::BasePlotWidget::drawXDeltaFeatures ( )
virtual

Definition at line 2353 of file baseplotwidget.cpp.

2354{
2355 // The user is dragging the mouse over the graph and we want them to know what
2356 // is the x delta value, that is the span between the point at the start of
2357 // the drag and the current drag position.
2358
2359 // FIXME: is this still true?
2360 //
2361 // We do not want to show the position markers because the only horiontal
2362 // line to be visible must be contained between the start and end vertiacal
2363 // tracer items.
2364 if(mp_hPosTracerItem != nullptr)
2365 mp_hPosTracerItem->setVisible(false);
2366 if(mp_vPosTracerItem != nullptr)
2367 mp_vPosTracerItem->setVisible(false);
2368
2369 // We want to draw the text in the middle position of the leftmost-rightmost
2370 // point, even with skewed rectangle selection.
2371
2372 QPointF leftmost_point = m_context.m_selectionPolygon.getLeftMostPoint();
2373
2374 // qDebug() << "leftmost_point:" << leftmost_point;
2375
2376 QPointF rightmost_point = m_context.m_selectionPolygon.getRightMostPoint();
2377
2378 // qDebug() << "rightmost_point:" << rightmost_point;
2379
2380 double x_axis_center_position =
2381 leftmost_point.x() + (rightmost_point.x() - leftmost_point.x()) / 2;
2382
2383 // qDebug() << "x_axis_center_position:" << x_axis_center_position;
2384
2385 // We want the text to print inside the rectangle, always at the current drag
2386 // point so the eye can follow the delta value while looking where to drag the
2387 // mouse. To position the text inside the rectangle, we need to know what is
2388 // the drag direction.
2389
2390 // Set aside a point instance to store the pixel coordinates of the text.
2391 QPointF pixel_coordinates;
2392
2393 // What is the distance between the rectangle line at current drag point and
2394 // the text itself.
2395 int pixels_away_from_line = 15;
2396
2397 // ATTENTION: the pixel coordinates for the vertical direction go in reverse
2398 // order with respect to the y axis values !!! That is pixel(0,0) is top left
2399 // of the graph.
2400 if(static_cast<int>(m_context.m_dragDirections) &
2401 static_cast<int>(DragDirections::TOP_TO_BOTTOM))
2402 {
2403 // We need to print inside the rectangle, that is pixels_above_line pixels
2404 // to the bottom, so with pixel y value decremented of that
2405 // pixels_above_line value (one would have expected to increment that
2406 // value, along the y axis, but the coordinates in pixel go in reverse
2407 // order).
2408
2409 pixels_away_from_line *= -1;
2410 }
2411
2412 double y_axis_pixel_coordinate =
2413 yAxis->coordToPixel(m_context.m_currentDragPoint.y());
2414
2415 double y_axis_modified_pixel_coordinate =
2416 y_axis_pixel_coordinate + pixels_away_from_line;
2417
2418 pixel_coordinates.setX(x_axis_center_position);
2419 pixel_coordinates.setY(y_axis_modified_pixel_coordinate);
2420
2421 // Now convert back to graph coordinates.
2422
2423 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
2424 yAxis->pixelToCoord(pixel_coordinates.y()));
2425 if(mp_xDeltaTextItem != nullptr)
2426 {
2427 mp_xDeltaTextItem->position->setCoords(x_axis_center_position,
2428 graph_coordinates.y());
2429 // Dynamically set the number of decimals to ensure we can read
2430 // a meaning full delta value even if it is very very very small.
2431
2432 int decimals = Utils::zeroDecimalsInValue(m_context.m_xDelta) + 3;
2433
2434 mp_xDeltaTextItem->setText(
2435 QString("%1").arg(m_context.m_xDelta, 0, 'f', decimals));
2436
2437 mp_xDeltaTextItem->setFont(QFont(font().family(), 9));
2438 mp_xDeltaTextItem->setVisible(true);
2439 }
2440
2441 // Set the boolean to true so that derived widgets know that something is
2442 // being measured, and they can act accordingly, for example by computing
2443 // deconvolutions in a mass spectrum.
2445
2446 replot();
2447
2448 // Let the caller know that we were measuring something.
2450
2451 return;
2452}
SelectionPolygon m_selectionPolygon
DragDirections m_dragDirections
QPointF getRightMostPoint() const
QPointF getLeftMostPoint() const
static int zeroDecimalsInValue(pappso_double value)
0.11 would return 0 (no empty decimal) 2.001 would return 2 1000.0001254 would return 3
Definition: utils.cpp:82

References pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_dragDirections, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_xDelta, mp_hPosTracerItem, mp_vPosTracerItem, mp_xDeltaTextItem, pappso::TOP_TO_BOTTOM, xAxisMeasurementSignal(), and pappso::Utils::zeroDecimalsInValue().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), and updateSelectionRectangle().

◆ drawYDeltaFeatures()

void pappso::BasePlotWidget::drawYDeltaFeatures ( )
virtual

Definition at line 2456 of file baseplotwidget.cpp.

2457{
2459 return;
2460
2461 // The user is dragging the mouse over the graph and we want them to know what
2462 // is the y delta value, that is the span between the point at the top of
2463 // the selection polygon and the point at its bottom.
2464
2465 // FIXME: is this still true?
2466 //
2467 // We do not want to show the position markers because the only horiontal
2468 // line to be visible must be contained between the start and end vertiacal
2469 // tracer items.
2470 mp_hPosTracerItem->setVisible(false);
2471 mp_vPosTracerItem->setVisible(false);
2472
2473 // We want to draw the text in the middle position of the leftmost-rightmost
2474 // point, even with skewed rectangle selection.
2475
2476 QPointF leftmost_point = m_context.m_selectionPolygon.getLeftMostPoint();
2477 QPointF topmost_point = m_context.m_selectionPolygon.getTopMostPoint();
2478
2479 // qDebug() << "leftmost_point:" << leftmost_point;
2480
2481 QPointF rightmost_point = m_context.m_selectionPolygon.getRightMostPoint();
2482 QPointF bottommost_point = m_context.m_selectionPolygon.getBottomMostPoint();
2483
2484 // qDebug() << "rightmost_point:" << rightmost_point;
2485
2486 double x_axis_center_position =
2487 leftmost_point.x() + (rightmost_point.x() - leftmost_point.x()) / 2;
2488
2489 double y_axis_center_position =
2490 bottommost_point.y() + (topmost_point.y() - bottommost_point.y()) / 2;
2491
2492 // qDebug() << "x_axis_center_position:" << x_axis_center_position;
2493
2494 mp_yDeltaTextItem->position->setCoords(x_axis_center_position,
2495 y_axis_center_position);
2496 mp_yDeltaTextItem->setText(QString("%1").arg(m_context.m_yDelta, 0, 'f', 2));
2497 mp_yDeltaTextItem->setFont(QFont(font().family(), 9));
2498 mp_yDeltaTextItem->setVisible(true);
2499 mp_yDeltaTextItem->setRotation(90);
2500
2501 // Set the boolean to true so that derived widgets know that something is
2502 // being measured, and they can act accordingly, for example by computing
2503 // deconvolutions in a mass spectrum.
2505
2506 replot();
2507
2508 // Let the caller know that we were measuring something.
2510}
QPointF getBottomMostPoint() const

References pappso::SelectionPolygon::getBottomMostPoint(), pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), pappso::SelectionPolygon::getTopMostPoint(), pappso::SelectionPolygon::is1D(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_yDelta, mp_hPosTracerItem, mp_vPosTracerItem, mp_yDeltaTextItem, and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ getContext()

const BasePlotContext & pappso::BasePlotWidget::getContext ( ) const
virtual

Definition at line 3265 of file baseplotwidget.cpp.

3266{
3267 return m_context;
3268}

References m_context.

◆ getInnermostRangeX()

QCPRange pappso::BasePlotWidget::getInnermostRangeX ( bool &  found_range) const
virtual

Definition at line 1999 of file baseplotwidget.cpp.

2000{
2001
2002 return getRange(Axis::x, RangeType::innermost, found_range);
2003}
QCPRange getRange(Axis axis, RangeType range_type, bool &found_range) const

References getRange(), pappso::innermost, and pappso::x.

◆ getInnermostRangeY()

QCPRange pappso::BasePlotWidget::getInnermostRangeY ( bool &  found_range) const
virtual

Definition at line 2014 of file baseplotwidget.cpp.

2015{
2016
2017 return getRange(Axis::y, RangeType::innermost, found_range);
2018}

References getRange(), pappso::innermost, and pappso::y.

◆ getOutermostRangeX()

QCPRange pappso::BasePlotWidget::getOutermostRangeX ( bool &  found_range) const
virtual

Definition at line 2007 of file baseplotwidget.cpp.

2008{
2009 return getRange(Axis::x, RangeType::outermost, found_range);
2010}

References getRange(), pappso::outermost, and pappso::x.

◆ getOutermostRangeY()

QCPRange pappso::BasePlotWidget::getOutermostRangeY ( bool &  found_range) const
virtual

Definition at line 2022 of file baseplotwidget.cpp.

2023{
2024 return getRange(Axis::y, RangeType::outermost, found_range);
2025}

References getRange(), pappso::outermost, and pappso::y.

◆ getPen()

const QPen & pappso::BasePlotWidget::getPen ( ) const
virtual

Definition at line 409 of file baseplotwidget.cpp.

410{
411 return m_pen;
412}

References m_pen.

◆ getPlottingColor() [1/2]

QColor pappso::BasePlotWidget::getPlottingColor ( int  index = 0) const
virtual

Reimplemented in pappso::BaseColorMapPlotWidget.

Definition at line 459 of file baseplotwidget.cpp.

460{
461 QCPGraph *graph_p = graph(index);
462
463 if(graph_p == nullptr)
464 qFatal("Programming error.");
465
466 return getPlottingColor(graph_p);
467}
virtual QColor getPlottingColor(QCPAbstractPlottable *plottable_p) const

References getPlottingColor().

◆ getPlottingColor() [2/2]

QColor pappso::BasePlotWidget::getPlottingColor ( QCPAbstractPlottable *  plottable_p) const
virtual

Definition at line 449 of file baseplotwidget.cpp.

450{
451 if(plottable_p == nullptr)
452 qFatal("Programming error.");
453
454 return plottable_p->pen().color();
455}

Referenced by getPlottingColor().

◆ getRange()

QCPRange pappso::BasePlotWidget::getRange ( Axis  axis,
RangeType  range_type,
bool &  found_range 
) const

Definition at line 1907 of file baseplotwidget.cpp.

1910{
1911
1912 // Iterate in all the graphs in this widget and return a QCPRange that has
1913 // its lower member as the greatest lower value of all
1914 // its upper member as the smallest upper value of all
1915
1916 if(!graphCount())
1917 {
1918 found_range = false;
1919
1920 return QCPRange(0, 1);
1921 }
1922
1923 if(graphCount() == 1)
1924 return graph()->getKeyRange(found_range);
1925
1926 bool found_at_least_one_range = false;
1927
1928 // Create an invalid range.
1929 QCPRange result_range(QCPRange::minRange + 1, QCPRange::maxRange + 1);
1930
1931 for(int iter = 0; iter < graphCount(); ++iter)
1932 {
1933 QCPRange temp_range;
1934
1935 bool found_range_for_iter = false;
1936
1937 QCPGraph *graph_p = graph(iter);
1938
1939 // Depending on the axis param, select the key or value range.
1940
1941 if(axis == Axis::x)
1942 temp_range = graph_p->getKeyRange(found_range_for_iter);
1943 else if(axis == Axis::y)
1944 temp_range = graph_p->getValueRange(found_range_for_iter);
1945 else
1946 qFatal("Cannot reach this point. Programming error.");
1947
1948 // Was a range found for the iterated graph ? If not skip this
1949 // iteration.
1950
1951 if(!found_range_for_iter)
1952 continue;
1953
1954 // While the innermost_range is invalid, we need to seed it with a good
1955 // one. So check this.
1956
1957 if(!QCPRange::validRange(result_range))
1958 qFatal("The obtained range is invalid !");
1959
1960 // At this point we know the obtained range is OK.
1961 result_range = temp_range;
1962
1963 // We found at least one valid range!
1964 found_at_least_one_range = true;
1965
1966 // At this point we have two valid ranges to compare. Depending on
1967 // range_type, we need to perform distinct comparisons.
1968
1969 if(range_type == RangeType::innermost)
1970 {
1971 if(temp_range.lower > result_range.lower)
1972 result_range.lower = temp_range.lower;
1973 if(temp_range.upper < result_range.upper)
1974 result_range.upper = temp_range.upper;
1975 }
1976 else if(range_type == RangeType::outermost)
1977 {
1978 if(temp_range.lower < result_range.lower)
1979 result_range.lower = temp_range.lower;
1980 if(temp_range.upper > result_range.upper)
1981 result_range.upper = temp_range.upper;
1982 }
1983 else
1984 qFatal("Cannot reach this point. Programming error.");
1985
1986 // Continue to next graph, if any.
1987 }
1988 // End of
1989 // for(int iter = 0; iter < graphCount(); ++iter)
1990
1991 // Let the caller know if we found at least one range.
1992 found_range = found_at_least_one_range;
1993
1994 return result_range;
1995}

References pappso::innermost, pappso::outermost, pappso::x, and pappso::y.

Referenced by getInnermostRangeX(), getInnermostRangeY(), getOutermostRangeX(), and getOutermostRangeY().

◆ getRangeX()

QCPRange pappso::BasePlotWidget::getRangeX ( bool &  found_range,
int  index 
) const
virtual

MOUSE MOVEMENTS mouse/keyboard-triggered.

RANGE-related functions

Definition at line 1883 of file baseplotwidget.cpp.

1884{
1885 QCPGraph *graph_p = graph(index);
1886
1887 if(graph_p == nullptr)
1888 qFatal("Programming error.");
1889
1890 return graph_p->getKeyRange(found_range);
1891}

◆ getRangeY()

QCPRange pappso::BasePlotWidget::getRangeY ( bool &  found_range,
int  index 
) const
virtual

Definition at line 1895 of file baseplotwidget.cpp.

1896{
1897 QCPGraph *graph_p = graph(index);
1898
1899 if(graph_p == nullptr)
1900 qFatal("Programming error.");
1901
1902 return graph_p->getValueRange(found_range);
1903}

◆ hideAllPlotItems()

void pappso::BasePlotWidget::hideAllPlotItems ( )
virtual

PLOTTING / REPLOTTING functions.

PLOT ITEMS : TRACER TEXT ITEMS...

PLOT ITEMS : TRACER TEXT ITEMS... Hide the selection line, the xDelta text and the zoom rectangle items.

Definition at line 2270 of file baseplotwidget.cpp.

2271{
2272 mp_xDeltaTextItem->setVisible(false);
2273 mp_yDeltaTextItem->setVisible(false);
2274
2275 // mp_zoomRectItem->setVisible(false);
2277
2278 // Force a replot to make sure the action is immediately visible by the
2279 // user, even without moving the mouse.
2280 replot();
2281}
virtual void hideSelectionRectangle(bool reset_values=false)

References hideSelectionRectangle(), mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by restoreAxesRangeHistory().

◆ hideSelectionRectangle()

void pappso::BasePlotWidget::hideSelectionRectangle ( bool  reset_values = false)
virtual

Definition at line 3140 of file baseplotwidget.cpp.

3141{
3142 mp_selectionRectangeLine1->setVisible(false);
3143 mp_selectionRectangeLine2->setVisible(false);
3144 mp_selectionRectangeLine3->setVisible(false);
3145 mp_selectionRectangeLine4->setVisible(false);
3146
3147 if(reset_values)
3148 {
3150 }
3151}
virtual void resetSelectionRectangle()

References mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, and resetSelectionRectangle().

Referenced by hideAllPlotItems(), mouseReleaseHandlerLeftButton(), and mouseReleaseHandlerRightButton().

◆ hideTracers()

void pappso::BasePlotWidget::hideTracers ( )
virtual

Hide the traces (vertical and horizontal).

Definition at line 2304 of file baseplotwidget.cpp.

2305{
2307 mp_hPosTracerItem->setVisible(false);
2308 mp_vPosTracerItem->setVisible(false);
2309
2310 mp_vStartTracerItem->setVisible(false);
2311 mp_vEndTracerItem->setVisible(false);
2312
2313 // Force a replot to make sure the action is immediately visible by the
2314 // user, even without moving the mouse.
2315 replot();
2316}
bool m_shouldTracersBeVisible
Tells if the tracers should be visible.

References m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by keyReleaseEvent().

◆ horizontalGetGraphCoordNewPointCountPixels()

QPointF pappso::BasePlotWidget::horizontalGetGraphCoordNewPointCountPixels ( int  pixel_count)
virtual

Definition at line 1830 of file baseplotwidget.cpp.

1831{
1832 QPointF pixel_coordinates(
1833 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()) + pixel_count,
1834 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()));
1835
1836 // Now convert back to local coordinates.
1837
1838 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
1839 yAxis->pixelToCoord(pixel_coordinates.y()));
1840
1841 return graph_coordinates;
1842}

References m_context, and pappso::BasePlotContext::m_lastCursorHoveredPoint.

Referenced by horizontalMoveMouseCursorCountPixels().

◆ horizontalMoveMouseCursorCountPixels()

void pappso::BasePlotWidget::horizontalMoveMouseCursorCountPixels ( int  pixel_count)
virtual

Definition at line 1814 of file baseplotwidget.cpp.

1815{
1816 QPointF graph_coord = horizontalGetGraphCoordNewPointCountPixels(pixel_count);
1817
1818 QPointF pixel_coord(xAxis->coordToPixel(graph_coord.x()),
1819 yAxis->coordToPixel(graph_coord.y()));
1820
1821 // Now we need ton convert the new coordinates to the global position system
1822 // and to move the cursor to that new position. That will create an event to
1823 // move the mouse cursor.
1824
1825 moveMouseCursorPixelCoordToGlobal(pixel_coord.toPoint());
1826}
virtual void moveMouseCursorPixelCoordToGlobal(QPointF local_coordinates)
virtual QPointF horizontalGetGraphCoordNewPointCountPixels(int pixel_count)

References horizontalGetGraphCoordNewPointCountPixels(), and moveMouseCursorPixelCoordToGlobal().

Referenced by directionKeyPressEvent().

◆ integrationRequestedSignal

void pappso::BasePlotWidget::integrationRequestedSignal ( const BasePlotContext context)
signal

◆ isClickOntoXAxis()

bool pappso::BasePlotWidget::isClickOntoXAxis ( const QPointF &  mousePoint)

Definition at line 1708 of file baseplotwidget.cpp.

1709{
1710 QCPLayoutElement *layoutElement = layoutElementAt(mousePoint);
1711
1712 if(layoutElement &&
1713 layoutElement == dynamic_cast<QCPLayoutElement *>(axisRect()))
1714 {
1715 // The graph is *inside* the axisRect that is the outermost envelope of
1716 // the graph. Thus, if we want to know if the click was indeed on an
1717 // axis, we need to check what selectable part of the the axisRect we
1718 // were
1719 // clicking:
1720 QCPAxis::SelectablePart selectablePart;
1721
1722 selectablePart = xAxis->getPartAt(mousePoint);
1723
1724 if(selectablePart == QCPAxis::spAxisLabel ||
1725 selectablePart == QCPAxis::spAxis ||
1726 selectablePart == QCPAxis::spTickLabels)
1727 return true;
1728 }
1729
1730 return false;
1731}

Referenced by mousePressHandler().

◆ isClickOntoYAxis()

bool pappso::BasePlotWidget::isClickOntoYAxis ( const QPointF &  mousePoint)

Definition at line 1735 of file baseplotwidget.cpp.

1736{
1737 QCPLayoutElement *layoutElement = layoutElementAt(mousePoint);
1738
1739 if(layoutElement &&
1740 layoutElement == dynamic_cast<QCPLayoutElement *>(axisRect()))
1741 {
1742 // The graph is *inside* the axisRect that is the outermost envelope of
1743 // the graph. Thus, if we want to know if the click was indeed on an
1744 // axis, we need to check what selectable part of the the axisRect we
1745 // were
1746 // clicking:
1747 QCPAxis::SelectablePart selectablePart;
1748
1749 selectablePart = yAxis->getPartAt(mousePoint);
1750
1751 if(selectablePart == QCPAxis::spAxisLabel ||
1752 selectablePart == QCPAxis::spAxis ||
1753 selectablePart == QCPAxis::spTickLabels)
1754 return true;
1755 }
1756
1757 return false;
1758}

Referenced by mousePressHandler().

◆ isSelectionRectangleVisible()

bool pappso::BasePlotWidget::isSelectionRectangleVisible ( )
virtual

Definition at line 3197 of file baseplotwidget.cpp.

3198{
3199 // Sanity check
3200 int check = 0;
3201
3202 check += mp_selectionRectangeLine1->visible();
3203 check += mp_selectionRectangeLine2->visible();
3204 check += mp_selectionRectangeLine3->visible();
3205 check += mp_selectionRectangeLine4->visible();
3206
3207 if(check > 0)
3208 return true;
3209
3210 return false;
3211}

References mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, and mp_selectionRectangeLine4.

◆ isVerticalDisplacementAboveThreshold()

bool pappso::BasePlotWidget::isVerticalDisplacementAboveThreshold ( )
virtual

Definition at line 2538 of file baseplotwidget.cpp.

2539{
2540 // First get the height of the plot.
2541 double plotHeight = yAxis->range().upper - yAxis->range().lower;
2542
2543 double heightDiff =
2545
2546 double heightDiffRatio = (heightDiff / plotHeight) * 100;
2547
2548 if(heightDiffRatio > 10)
2549 {
2550 // qDebug() << "isVerticalDisplacementAboveThreshold: true";
2551 return true;
2552 }
2553
2554 // qDebug() << "isVerticalDisplacementAboveThreshold: false";
2555 return false;
2556}

References m_context, pappso::BasePlotContext::m_currentDragPoint, and pappso::BasePlotContext::m_startDragPoint.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ keyPressEvent()

void pappso::BasePlotWidget::keyPressEvent ( QKeyEvent *  event)
virtual

KEYBOARD-related EVENTS.

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 620 of file baseplotwidget.cpp.

621{
622 // qDebug() << "ENTER";
623
624 // We need this because some keys modify our behaviour.
625 m_context.m_pressedKeyCode = event->key();
626 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
627
628 if(event->key() == Qt::Key_Left || event->key() == Qt::Key_Right ||
629 event->key() == Qt::Key_Up || event->key() == Qt::Key_Down)
630 {
631 return directionKeyPressEvent(event);
632 }
633 else if(event->key() == m_leftMousePseudoButtonKey ||
634 event->key() == m_rightMousePseudoButtonKey)
635 {
636 return mousePseudoButtonKeyPressEvent(event);
637 }
638
639 // Do not do anything here, because this function is used by derived classes
640 // that will emit the signal below. Otherwise there are going to be multiple
641 // signals sent.
642 // qDebug() << "Going to emit keyPressEventSignal(m_context);";
643 // emit keyPressEventSignal(m_context);
644}
virtual void mousePseudoButtonKeyPressEvent(QKeyEvent *event)
virtual void directionKeyPressEvent(QKeyEvent *event)

References directionKeyPressEvent(), m_context, pappso::BasePlotContext::m_keyboardModifiers, m_leftMousePseudoButtonKey, pappso::BasePlotContext::m_pressedKeyCode, m_rightMousePseudoButtonKey, and mousePseudoButtonKeyPressEvent().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::keyPressEvent(), pappso::DriftSpecTracePlotWidget::keyPressEvent(), pappso::MassSpecTracePlotWidget::keyPressEvent(), pappso::TicXicChromDriftSpecColorMapPlotWidget::keyPressEvent(), pappso::TicXicChromMassSpecColorMapPlotWidget::keyPressEvent(), and pappso::TicXicChromTracePlotWidget::keyPressEvent().

◆ keyPressEventSignal

void pappso::BasePlotWidget::keyPressEventSignal ( const BasePlotContext context)
signal

◆ keyReleaseEvent()

void pappso::BasePlotWidget::keyReleaseEvent ( QKeyEvent *  event)
virtual

Handle specific key codes and trigger respective actions.

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 649 of file baseplotwidget.cpp.

650{
651 m_context.m_releasedKeyCode = event->key();
652
653 // The keyboard key is being released, set the key code to 0.
655
656 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
657
658 // Now test if the key that was released is one of the housekeeping keys.
659 if(event->key() == Qt::Key_Backspace)
660 {
661 // qDebug();
662
663 // The user wants to iterate back in the x/y axis range history.
665
666 event->accept();
667 }
668 else if(event->key() == Qt::Key_Space)
669 {
670 return spaceKeyReleaseEvent(event);
671 }
672 else if(event->key() == Qt::Key_Delete)
673 {
674 // The user wants to delete a graph. What graph is to be determined
675 // programmatically:
676
677 // If there is a single graph, then that is the graph to be removed.
678 // If there are more than one graph, then only the ones that are selected
679 // are to be removed.
680
681 // Note that the user of this widget might want to provide the user with
682 // the ability to specify if all the children graph needs to be removed
683 // also. This can be coded in key modifiers. So provide the context.
684
685 int graph_count = plottableCount();
686
687 if(!graph_count)
688 {
689 // qDebug() << "Not a single graph in the plot widget. Doing
690 // nothing.";
691
692 event->accept();
693 return;
694 }
695
696 if(graph_count == 1)
697 {
698 // qDebug() << "A single graph is in the plot widget. Emitting a graph
699 // " "destruction requested signal for it:"
700 //<< graph();
701
703 }
704 else
705 {
706 // At this point we know there are more than one graph in the plot
707 // widget. We need to get the selected one (if any).
708 QList<QCPGraph *> selected_graph_list;
709
710 selected_graph_list = selectedGraphs();
711
712 if(!selected_graph_list.size())
713 {
714 event->accept();
715 return;
716 }
717
718 // qDebug() << "Number of selected graphs to be destrobyed:"
719 //<< selected_graph_list.size();
720
721 for(int iter = 0; iter < selected_graph_list.size(); ++iter)
722 {
723 // qDebug()
724 //<< "Emitting a graph destruction requested signal for graph:"
725 //<< selected_graph_list.at(iter);
726
728 this, selected_graph_list.at(iter), m_context);
729
730 // We do not do this, because we want the slot called by the
731 // signal above to handle that removal. Remember that it is not
732 // possible to delete graphs manually.
733 //
734 // removeGraph(selected_graph_list.at(iter));
735 }
736 event->accept();
737 }
738 }
739 // End of
740 // else if(event->key() == Qt::Key_Delete)
741 else if(event->key() == Qt::Key_T)
742 {
743 // The user wants to toggle the visibiity of the tracers.
745
747 hideTracers();
748 else
749 showTracers();
750
751 event->accept();
752 }
753 else if(event->key() == Qt::Key_Left || event->key() == Qt::Key_Right ||
754 event->key() == Qt::Key_Up || event->key() == Qt::Key_Down)
755 {
756 return directionKeyReleaseEvent(event);
757 }
758 else if(event->key() == m_leftMousePseudoButtonKey ||
759 event->key() == m_rightMousePseudoButtonKey)
760 {
762 }
763 else if(event->key() == Qt::Key_S)
764 {
765 // The user has asked to measure the horizontal size of the rectangle and
766 // to start making a skewed selection rectangle.
767
770
771 // qDebug() << "Set m_context.selectRectangleWidth to"
772 //<< m_context.m_selectRectangleWidth << "upon release of S key";
773 }
774 // At this point emit the signal, since we did not treat it. Maybe the
775 // consumer widget wants to know that the keyboard key was released.
776
778}
virtual void directionKeyReleaseEvent(QKeyEvent *event)
void plottableDestructionRequestedSignal(BasePlotWidget *base_plot_widget_p, QCPAbstractPlottable *plottable_p, const BasePlotContext &context)
virtual void spaceKeyReleaseEvent(QKeyEvent *event)
virtual void showTracers()
Show the traces (vertical and horizontal).
void keyReleaseEventSignal(const BasePlotContext &context)
virtual void restorePreviousAxesRangeHistory()
Go up one history element in the axis history.
virtual void hideTracers()
Hide the traces (vertical and horizontal).
virtual void mousePseudoButtonKeyReleaseEvent(QKeyEvent *event)

References directionKeyReleaseEvent(), hideTracers(), keyReleaseEventSignal(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_keyboardModifiers, m_leftMousePseudoButtonKey, pappso::BasePlotContext::m_pressedKeyCode, pappso::BasePlotContext::m_releasedKeyCode, m_rightMousePseudoButtonKey, pappso::BasePlotContext::m_selectRectangleWidth, m_shouldTracersBeVisible, pappso::BasePlotContext::m_startDragPoint, mousePseudoButtonKeyReleaseEvent(), plottableDestructionRequestedSignal(), restorePreviousAxesRangeHistory(), showTracers(), and spaceKeyReleaseEvent().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::keyReleaseEvent(), pappso::DriftSpecTracePlotWidget::keyReleaseEvent(), pappso::MassSpecTracePlotWidget::keyReleaseEvent(), pappso::TicXicChromDriftSpecColorMapPlotWidget::keyReleaseEvent(), pappso::TicXicChromMassSpecColorMapPlotWidget::keyReleaseEvent(), and pappso::TicXicChromTracePlotWidget::keyReleaseEvent().

◆ keyReleaseEventSignal

void pappso::BasePlotWidget::keyReleaseEventSignal ( const BasePlotContext context)
signal

Referenced by keyReleaseEvent().

◆ lastCursorHoveredPointSignal

void pappso::BasePlotWidget::lastCursorHoveredPointSignal ( const QPointF &  pointf)
signal

◆ layerableLayerIndex()

int pappso::BasePlotWidget::layerableLayerIndex ( QCPLayerable *  layerable_p) const
protectedvirtual

Definition at line 204 of file baseplotwidget.cpp.

205{
206 if(layerable_p == nullptr)
207 qFatal("Programming error.");
208
209 QCPLayer *layer_p = layerable_p->layer();
210
211 for(int iter = 0; iter < layerCount(); ++iter)
212 {
213 if(layer(iter) == layer_p)
214 return iter;
215 }
216
217 return -1;
218}

◆ layerableLayerName()

QString pappso::BasePlotWidget::layerableLayerName ( QCPLayerable *  layerable_p) const
protectedvirtual

Definition at line 192 of file baseplotwidget.cpp.

193{
194 if(layerable_p == nullptr)
195 qFatal("Programming error.");
196
197 QCPLayer *layer_p = layerable_p->layer();
198
199 return layer_p->name();
200}

◆ mouseMoveHandler()

void pappso::BasePlotWidget::mouseMoveHandler ( QMouseEvent *  event)
virtual

KEYBOARD-related EVENTS.

MOUSE-related EVENTS

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 915 of file baseplotwidget.cpp.

916{
917
918 // If we have no focus, then get it. See setFocus() to understand why asking
919 // for focus is cosly and thus why we want to make this decision first.
920 if(!hasFocus())
921 setFocus();
922
923 // qDebug() << (graph() != nullptr);
924 // if(graph(0) != nullptr)
925 // { // check if the widget contains some graphs
926
927 // The event->button() must be by Qt instructions considered to be 0.
928
929 // Whatever happens, we want to store the plot coordinates of the current
930 // mouse cursor position (will be useful later for countless needs).
931
932 // Fix from Qt5 to Qt6
933#if QT_VERSION < 0x060000
934 QPointF mousePoint = event->localPos();
935#else
936 QPointF mousePoint = event->position();
937#endif
938 // qDebug() << "local mousePoint position in pixels:" << mousePoint;
939
940 m_context.m_lastCursorHoveredPoint.setX(xAxis->pixelToCoord(mousePoint.x()));
941 m_context.m_lastCursorHoveredPoint.setY(yAxis->pixelToCoord(mousePoint.y()));
942
943 // qDebug() << "lastCursorHoveredPoint coord:"
944 //<< m_context.m_lastCursorHoveredPoint;
945
946 // Now, depending on the button(s) (if any) that are pressed or not, we
947 // have a different processing.
948
949 // qDebug();
950
951 if(m_context.m_pressedMouseButtons & Qt::LeftButton ||
952 m_context.m_pressedMouseButtons & Qt::RightButton)
954 else
956 // }
957 // qDebug();
958 event->accept();
959}
virtual void mouseMoveHandlerDraggingCursor()
virtual void mouseMoveHandlerNotDraggingCursor()
virtual void setFocus()
PLOT ITEMS : TRACER TEXT ITEMS...

References m_context, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_pressedMouseButtons, mouseMoveHandlerDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), and setFocus().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandler(), pappso::DriftSpecTracePlotWidget::mouseMoveHandler(), pappso::MassSpecTracePlotWidget::mouseMoveHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandler(), pappso::TicXicChromTracePlotWidget::mouseMoveHandler(), and setupWidget().

◆ mouseMoveHandlerDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerDraggingCursor ( )
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1027 of file baseplotwidget.cpp.

1028{
1029 //qDebug();
1031
1032 // Now store the mouse position data into the the current drag point
1033 // member datum, that will be used in countless occasions later.
1035 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
1036
1037 // When we drag (either keyboard or mouse), we hide the position markers
1038 // (black) and we show the start and end vertical markers for the region.
1039 // Then, we draw the horizontal region range marker that delimits
1040 // horizontally the dragged-over region.
1041
1042 if(mp_hPosTracerItem != nullptr)
1043 mp_hPosTracerItem->setVisible(false);
1044 if(mp_vPosTracerItem != nullptr)
1045 mp_vPosTracerItem->setVisible(false);
1046
1047 // Only bother with the tracers if the user wants them to be visible.
1049 {
1050
1051 // The vertical end tracer position must be refreshed.
1052 mp_vEndTracerItem->start->setCoords(m_context.m_currentDragPoint.x(),
1053 yAxis->range().upper);
1054
1056 yAxis->range().lower);
1057
1058 mp_vEndTracerItem->setVisible(true);
1059 }
1060
1061 // Whatever the button, when we are dealing with the axes, we do not
1062 // want to show any of the tracers.
1063
1065 {
1066 if(mp_hPosTracerItem != nullptr)
1067 mp_hPosTracerItem->setVisible(false);
1068 if(mp_vPosTracerItem != nullptr)
1069 mp_vPosTracerItem->setVisible(false);
1070
1071 if(mp_vStartTracerItem != nullptr)
1072 mp_vStartTracerItem->setVisible(false);
1073 if(mp_vEndTracerItem != nullptr)
1074 mp_vEndTracerItem->setVisible(false);
1075 }
1076 else
1077 {
1078 // Since we are not dragging the mouse cursor over the axes, make sure
1079 // we store the drag directions in the context, as this might be
1080 // useful for later operations.
1081
1083
1084 // qDebug() << m_context.toString();
1085 }
1086
1087 // Because when we drag the mouse button (whatever the button) we need to
1088 // know what is the drag delta (distance between start point and current
1089 // point of the drag operation) on both axes, ask that these x|y deltas be
1090 // computed.
1092
1093 // Now deal with the BUTTON-SPECIFIC CODE.
1094
1095 if(m_context.m_mouseButtonsAtMousePress & Qt::LeftButton)
1096 {
1098 }
1099 else if(m_context.m_mouseButtonsAtMousePress & Qt::RightButton)
1100 {
1102 }
1103
1104}
Qt::MouseButtons m_mouseButtonsAtMousePress
DragDirections recordDragDirections()
virtual void mouseMoveHandlerLeftButtonDraggingCursor()
virtual void calculateDragDeltas()
virtual void mouseMoveHandlerRightButtonDraggingCursor()

References calculateDragDeltas(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_mouseButtonsAtMousePress, m_shouldTracersBeVisible, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, and pappso::BasePlotContext::recordDragDirections().

Referenced by mouseMoveHandler(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), pappso::DriftSpecTracePlotWidget::mouseMoveHandlerDraggingCursor(), pappso::MassSpecTracePlotWidget::mouseMoveHandlerDraggingCursor(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), and pappso::TicXicChromTracePlotWidget::mouseMoveHandlerDraggingCursor().

◆ mouseMoveHandlerLeftButtonDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerLeftButtonDraggingCursor ( )
virtual

Definition at line 1108 of file baseplotwidget.cpp.

1109{
1110 //qDebug() << "The left button is dragging.";
1111
1112 // Set the context.m_isMeasuringDistance to false, which later might be set to
1113 // true if effectively we are measuring a distance. This is required because
1114 // the derived widget classes might want to know if they have to perform
1115 // some action on the basis that context is measuring a distance, for
1116 // example the mass spectrum-specific widget might want to compute
1117 // deconvolutions.
1118
1120
1121 // Let's first check if the mouse drag operation originated on either
1122 // axis. In that case, the user is performing axis reframing or rescaling.
1123
1125 {
1126 //qDebug() << "Click was on one of the axes.";
1127
1128 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1129 {
1130 // The user is asking a rescale of the plot.
1131
1132 // We know that we do not want the tracers when we perform axis
1133 // rescaling operations.
1134
1135 if(mp_hPosTracerItem != nullptr)
1136 mp_hPosTracerItem->setVisible(false);
1137 if(mp_vPosTracerItem != nullptr)
1138 mp_vPosTracerItem->setVisible(false);
1139
1140 if(mp_vStartTracerItem != nullptr)
1141 mp_vStartTracerItem->setVisible(false);
1142 if(mp_vEndTracerItem != nullptr)
1143 mp_vEndTracerItem->setVisible(false);
1144
1145 // This operation is particularly intensive, thus we want to
1146 // reduce the number of calculations by skipping this calculation
1147 // a number of times. The user can ask for this feature by
1148 // clicking the 'Q' letter.
1149
1150 if(m_context.m_pressedKeyCode == Qt::Key_Q)
1151 {
1153 {
1155 return;
1156 }
1157 else
1158 {
1160 }
1161 }
1162
1163 //qDebug() << "Asking that the axes be rescaled.";
1164
1165 axisRescale();
1166 }
1167 else
1168 {
1169 // The user was simply dragging the axis. Just pan, that is slide
1170 // the plot in the same direction as the mouse movement and with the
1171 // same amplitude.
1172
1173 //qDebug() << "Asking that the axes be panned.";
1174
1175 axisPan();
1176 }
1177
1178 return;
1179 }
1180
1181 // At this point we understand that the user was not performing any
1182 // panning/rescaling operation by clicking on any one of the axes.. Go on
1183 // with other possibilities.
1184
1185 // Let's check if the user is actually drawing a rectangle (covering a
1186 // real area) or is drawing a line.
1187
1188 // qDebug() << "The mouse dragging did not originate on an axis.";
1189
1191 {
1192 //qDebug() << "Apparently the selection is a real rectangle.";
1193
1194 // When we draw a rectangle the tracers are of no use.
1195
1196 if(mp_hPosTracerItem != nullptr)
1197 mp_hPosTracerItem->setVisible(false);
1198 if(mp_vPosTracerItem != nullptr)
1199 mp_vPosTracerItem->setVisible(false);
1200
1201 if(mp_vStartTracerItem != nullptr)
1202 mp_vStartTracerItem->setVisible(false);
1203 if(mp_vEndTracerItem != nullptr)
1204 mp_vEndTracerItem->setVisible(false);
1205
1206 // Draw the rectangle, false, not as line segment and
1207 // false, not for integration
1209
1210 // Draw the selection width/height text
1213
1214 // qDebug() << "The selection polygon:"
1215 //<< m_context.m_selectionPolygon.toString();
1216 }
1217 else
1218 {
1219 //qDebug() << "Apparently we are measuring a delta.";
1220
1221 // Draw the rectangle, true, as line segment and
1222 // false, not for integration
1224
1225 // qDebug() << "The selection polygon:"
1226 //<< m_context.m_selectionPolygon.toString();
1227
1228 // The pure position tracers should be hidden.
1229 if(mp_hPosTracerItem != nullptr)
1230 mp_hPosTracerItem->setVisible(true);
1231 if(mp_vPosTracerItem != nullptr)
1232 mp_vPosTracerItem->setVisible(true);
1233
1234 // Then, make sure the region range vertical tracers are visible.
1235 if(mp_vStartTracerItem != nullptr)
1236 mp_vStartTracerItem->setVisible(true);
1237 if(mp_vEndTracerItem != nullptr)
1238 mp_vEndTracerItem->setVisible(true);
1239
1240 // Draw the selection width text
1242 }
1243}
int m_mouseMoveHandlerSkipAmount
How many mouse move events must be skipped *‍/.
virtual void drawSelectionRectangleAndPrepareZoom(bool as_line_segment=false, bool for_integration=false)
int m_mouseMoveHandlerSkipCount
Counter to handle the "fat data" mouse move event handling.
virtual void drawYDeltaFeatures()
virtual bool isVerticalDisplacementAboveThreshold()
virtual void drawXDeltaFeatures()
virtual void axisRescale()
RANGE-related functions.

References axisPan(), axisRescale(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), isVerticalDisplacementAboveThreshold(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_keyboardModifiers, m_mouseMoveHandlerSkipAmount, m_mouseMoveHandlerSkipCount, pappso::BasePlotContext::m_pressedKeyCode, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by mouseMoveHandlerDraggingCursor().

◆ mouseMoveHandlerNotDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerNotDraggingCursor ( )
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 963 of file baseplotwidget.cpp.

964{
965
966 // qDebug();
968
969 // qDebug();
970 // We are not dragging the mouse (no button pressed), simply let this
971 // widget's consumer know the position of the cursor and update the markers.
972 // The consumer of this widget will update mouse cursor position at
973 // m_context.m_lastCursorHoveredPoint if so needed.
974
976
977 // qDebug();
978
979 // We are not dragging, so we do not show the region end tracer we only
980 // show the anchoring start trace that might be of use if the user starts
981 // using the arrow keys to move the cursor.
982 if(mp_vEndTracerItem != nullptr)
983 mp_vEndTracerItem->setVisible(false);
984
985 // qDebug();
986 // Only bother with the tracers if the user wants them to be visible.
987 // Their crossing point must be exactly at the last cursor-hovered point.
988
990 {
991 // We are not dragging, so only show the position markers (v and h);
992
993 // qDebug();
994 if(mp_hPosTracerItem != nullptr)
995 {
996 // Horizontal position tracer.
997 mp_hPosTracerItem->setVisible(true);
998 mp_hPosTracerItem->start->setCoords(
999 xAxis->range().lower, m_context.m_lastCursorHoveredPoint.y());
1000 mp_hPosTracerItem->end->setCoords(
1001 xAxis->range().upper, m_context.m_lastCursorHoveredPoint.y());
1002 }
1003
1004 // qDebug();
1005 // Vertical position tracer.
1006 if(mp_vPosTracerItem != nullptr)
1007 {
1008 mp_vPosTracerItem->setVisible(true);
1009
1010 mp_vPosTracerItem->setVisible(true);
1011 mp_vPosTracerItem->start->setCoords(
1012 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().upper);
1013 mp_vPosTracerItem->end->setCoords(
1014 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().lower);
1015 }
1016
1017 // qDebug();
1018 replot();
1019 }
1020
1021
1022 return;
1023}
void lastCursorHoveredPointSignal(const QPointF &pointf)

References lastCursorHoveredPointSignal(), m_context, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_lastCursorHoveredPoint, m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, and mp_vPosTracerItem.

Referenced by mouseMoveHandler(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::DriftSpecTracePlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::MassSpecTracePlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), and pappso::TicXicChromTracePlotWidget::mouseMoveHandlerNotDraggingCursor().

◆ mouseMoveHandlerRightButtonDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerRightButtonDraggingCursor ( )
virtual

Definition at line 1247 of file baseplotwidget.cpp.

1248{
1249 //qDebug() << "The right button is dragging.";
1250
1251 // Set the context.m_isMeasuringDistance to false, which later might be set to
1252 // true if effectively we are measuring a distance. This is required because
1253 // the derived widgets might want to know if they have to perform some
1254 // action on the basis that context is measuring a distance, for example the
1255 // mass spectrum-specific widget might want to compute deconvolutions.
1256
1258
1260 {
1261 // qDebug() << "Apparently the selection is a real rectangle.";
1262
1263 // When we draw a rectangle the tracers are of no use.
1264
1265 if(mp_hPosTracerItem != nullptr)
1266 mp_hPosTracerItem->setVisible(false);
1267 if(mp_vPosTracerItem != nullptr)
1268 mp_vPosTracerItem->setVisible(false);
1269
1270 if(mp_vStartTracerItem != nullptr)
1271 mp_vStartTracerItem->setVisible(false);
1272 if(mp_vEndTracerItem != nullptr)
1273 mp_vEndTracerItem->setVisible(false);
1274
1275 // Draw the rectangle, false for as_line_segment and true, for
1276 // integration.
1278
1279 // Draw the selection width/height text
1282 }
1283 else
1284 {
1285 // qDebug() << "Apparently the selection is a not a rectangle.";
1286
1287 // Draw the rectangle, true, as line segment and
1288 // false, true for integration
1290
1291 // Draw the selection width text
1293 }
1294
1295 // Draw the selection width text
1297}

References drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), isVerticalDisplacementAboveThreshold(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by mouseMoveHandlerDraggingCursor().

◆ mousePressHandler()

void pappso::BasePlotWidget::mousePressHandler ( QMouseEvent *  event)
virtual

KEYBOARD-related EVENTS.

MOUSE-related EVENTS

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1301 of file baseplotwidget.cpp.

1302{
1303 // When the user clicks this widget it has to take focus.
1304 setFocus();
1305
1306 // Fix from Qt5 to Qt6
1307 // QPointF mousePoint = event->localPos();
1308
1309#if QT_VERSION < 0x060000
1310 QPointF mousePoint = event->localPos();
1311#else
1312 QPointF mousePoint = event->position();
1313#endif
1314
1315 m_context.m_lastPressedMouseButton = event->button();
1316 m_context.m_mouseButtonsAtMousePress = event->buttons();
1317
1318 // The pressedMouseButtons must continually inform on the status of
1319 // pressed buttons so add the pressed button.
1320 m_context.m_pressedMouseButtons |= event->button();
1321
1322 //qDebug().noquote() << m_context.toString();
1323
1324 // In all the processing of the events, we need to know if the user is
1325 // clicking somewhere with the intent to change the plot ranges (reframing
1326 // or rescaling the plot).
1327 //
1328 // Reframing the plot means that the new x and y axes ranges are modified
1329 // so that they match the region that the user has encompassed by left
1330 // clicking the mouse and dragging it over the plot. That is we reframe
1331 // the plot so that it contains only the "selected" region.
1332 //
1333 // Rescaling the plot means the the new x|y axis range is modified such
1334 // that the lower axis range is constant and the upper axis range is moved
1335 // either left or right by the same amont as the x|y delta encompassed by
1336 // the user moving the mouse. The axis is thus either compressed (mouse
1337 // movement is leftwards) or un-compressed (mouse movement is rightwards).
1338
1339 // There are two ways to perform axis range modifications:
1340 //
1341 // 1. By clicking on any of the axes
1342 // 2. By clicking on the plot region but using keyboard key modifiers,
1343 // like Alt and Ctrl.
1344 //
1345 // We need to know both cases separately which is why we need to perform a
1346 // number of tests below.
1347
1348 // Let's check if the click is on the axes, either X or Y, because that
1349 // will allow us to take proper actions.
1350
1351 if(isClickOntoXAxis(mousePoint))
1352 {
1353 // The X axis was clicked upon, we need to document that:
1354 // qDebug() << __FILE__ << __LINE__
1355 //<< "Layout element is axisRect and actually on an X axis part.";
1356
1358
1359 // int currentInteractions = interactions();
1360 // currentInteractions |= QCP::iRangeDrag;
1361 // setInteractions((QCP::Interaction)currentInteractions);
1362 // axisRect()->setRangeDrag(xAxis->orientation());
1363 }
1364 else
1366
1367 if(isClickOntoYAxis(mousePoint))
1368 {
1369 // The Y axis was clicked upon, we need to document that:
1370 // qDebug() << __FILE__ << __LINE__
1371 //<< "Layout element is axisRect and actually on an Y axis part.";
1372
1374
1375 // int currentInteractions = interactions();
1376 // currentInteractions |= QCP::iRangeDrag;
1377 // setInteractions((QCP::Interaction)currentInteractions);
1378 // axisRect()->setRangeDrag(yAxis->orientation());
1379 }
1380 else
1382
1383 // At this point, let's see if we need to remove the QCP::iRangeDrag bit:
1384
1386 {
1387 // qDebug() << __FILE__ << __LINE__
1388 // << "Click outside of axes.";
1389
1390 // int currentInteractions = interactions();
1391 // currentInteractions = currentInteractions & ~QCP::iRangeDrag;
1392 // setInteractions((QCP::Interaction)currentInteractions);
1393 }
1394
1395 m_context.m_startDragPoint.setX(xAxis->pixelToCoord(mousePoint.x()));
1396 m_context.m_startDragPoint.setY(yAxis->pixelToCoord(mousePoint.y()));
1397
1398 // Now install the vertical start tracer at the last cursor hovered
1399 // position.
1400 if((m_shouldTracersBeVisible) && (mp_vStartTracerItem != nullptr))
1401 mp_vStartTracerItem->setVisible(true);
1402
1403 if(mp_vStartTracerItem != nullptr)
1404 {
1405 mp_vStartTracerItem->start->setCoords(
1406 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().upper);
1407 mp_vStartTracerItem->end->setCoords(
1408 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().lower);
1409 }
1410
1411 replot();
1412}
Qt::MouseButtons m_lastPressedMouseButton
bool isClickOntoYAxis(const QPointF &mousePoint)
bool isClickOntoXAxis(const QPointF &mousePoint)

References isClickOntoXAxis(), isClickOntoYAxis(), m_context, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_lastPressedMouseButton, pappso::BasePlotContext::m_mouseButtonsAtMousePress, pappso::BasePlotContext::m_pressedMouseButtons, m_shouldTracersBeVisible, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mp_vStartTracerItem, and setFocus().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::mousePressHandler(), pappso::DriftSpecTracePlotWidget::mousePressHandler(), pappso::MassSpecTracePlotWidget::mousePressHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mousePressHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mousePressHandler(), pappso::TicXicChromTracePlotWidget::mousePressHandler(), mousePseudoButtonKeyReleaseEvent(), and setupWidget().

◆ mousePseudoButtonKeyPressEvent()

void pappso::BasePlotWidget::mousePseudoButtonKeyPressEvent ( QKeyEvent *  event)
virtual

Definition at line 840 of file baseplotwidget.cpp.

842{
843 // qDebug();
844}

Referenced by keyPressEvent().

◆ mousePseudoButtonKeyReleaseEvent()

void pappso::BasePlotWidget::mousePseudoButtonKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 848 of file baseplotwidget.cpp.

849{
850
851 QPointF pixel_coordinates(
852 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()),
853 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()));
854
855 Qt::MouseButton button = Qt::NoButton;
856 QEvent::Type q_event_type = QEvent::MouseButtonPress;
857
858 if(event->key() == m_leftMousePseudoButtonKey)
859 {
860 // Toggles the left mouse button on/off
861
862 button = Qt::LeftButton;
863
866
868 q_event_type = QEvent::MouseButtonPress;
869 else
870 q_event_type = QEvent::MouseButtonRelease;
871 }
872 else if(event->key() == m_rightMousePseudoButtonKey)
873 {
874 // Toggles the right mouse button.
875
876 button = Qt::RightButton;
877
880
882 q_event_type = QEvent::MouseButtonPress;
883 else
884 q_event_type = QEvent::MouseButtonRelease;
885 }
886
887 // qDebug() << "pressed/released pseudo button:" << button
888 //<< "q_event_type:" << q_event_type;
889
890 // Synthesize a QMouseEvent and use it.
891
892 QMouseEvent *mouse_event_p =
893 new QMouseEvent(q_event_type,
894 pixel_coordinates,
895 mapToGlobal(pixel_coordinates.toPoint()),
896 mapToGlobal(pixel_coordinates.toPoint()),
897 button,
898 button,
900 Qt::MouseEventSynthesizedByApplication);
901
902 if(q_event_type == QEvent::MouseButtonPress)
903 mousePressHandler(mouse_event_p);
904 else
905 mouseReleaseHandler(mouse_event_p);
906
907 // event->accept();
908}
virtual void mousePressHandler(QMouseEvent *event)
KEYBOARD-related EVENTS.
virtual void mouseReleaseHandler(QMouseEvent *event)

References m_context, pappso::BasePlotContext::m_isLeftPseudoButtonKeyPressed, pappso::BasePlotContext::m_isRightPseudoButtonKeyPressed, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, m_leftMousePseudoButtonKey, m_rightMousePseudoButtonKey, mousePressHandler(), and mouseReleaseHandler().

Referenced by keyReleaseEvent().

◆ mouseReleaseEventSignal

void pappso::BasePlotWidget::mouseReleaseEventSignal ( const BasePlotContext context)
signal

◆ mouseReleaseHandler()

void pappso::BasePlotWidget::mouseReleaseHandler ( QMouseEvent *  event)
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1416 of file baseplotwidget.cpp.

1417{
1418 // Now the real code of this function.
1419
1420 m_context.m_lastReleasedMouseButton = event->button();
1421
1422 // The event->buttons() is the description of the buttons that are pressed at
1423 // the moment the handler is invoked, that is now. If left and right were
1424 // pressed, and left was released, event->buttons() would be right.
1425 m_context.m_mouseButtonsAtMouseRelease = event->buttons();
1426
1427 // The pressedMouseButtons must continually inform on the status of pressed
1428 // buttons so remove the released button.
1429 m_context.m_pressedMouseButtons ^= event->button();
1430
1431 // qDebug().noquote() << m_context.toString();
1432
1433 // We'll need to know if modifiers were pressed a the moment the user
1434 // released the mouse button.
1435 m_context.m_keyboardModifiers = QGuiApplication::keyboardModifiers();
1436
1438 {
1439 // Let the user know that the mouse was *not* being dragged.
1441
1442 event->accept();
1443
1444 return;
1445 }
1446
1447 // Let the user know that the mouse was being dragged.
1449
1450 // We cannot hide all items in one go because we rely on their visibility
1451 // to know what kind of dragging operation we need to perform (line-only
1452 // X-based zoom or rectangle-based X- and Y-based zoom, for example). The
1453 // only thing we know is that we can make the text invisible.
1454
1455 // Same for the x delta text item
1456 mp_xDeltaTextItem->setVisible(false);
1457 mp_yDeltaTextItem->setVisible(false);
1458
1459 // We do not show the end vertical region range marker.
1460 mp_vEndTracerItem->setVisible(false);
1461
1462 // Horizontal position tracer.
1463 mp_hPosTracerItem->setVisible(true);
1464 mp_hPosTracerItem->start->setCoords(xAxis->range().lower,
1466 mp_hPosTracerItem->end->setCoords(xAxis->range().upper,
1468
1469 // Vertical position tracer.
1470 mp_vPosTracerItem->setVisible(true);
1471
1472 mp_vPosTracerItem->setVisible(true);
1474 yAxis->range().upper);
1476 yAxis->range().lower);
1477
1478 // Force replot now because later that call might not be performed.
1479 replot();
1480
1481 // If we were using the "quantum" display for the rescale of the axes
1482 // using the Ctrl-modified left button click drag in the axes, then reset
1483 // the count to 0.
1485
1486 // Now that we have computed the useful ranges, we need to check what to do
1487 // depending on the button that was pressed.
1488
1489 if(m_context.m_lastReleasedMouseButton == Qt::LeftButton)
1490 {
1492 }
1493 else if(m_context.m_lastReleasedMouseButton == Qt::RightButton)
1494 {
1496 }
1497
1498 // By definition we are stopping the drag operation by releasing the mouse
1499 // button. Whatever that mouse button was pressed before and if there was
1500 // one pressed before. We cannot set that boolean value to false before
1501 // this place, because we call a number of routines above that need to know
1502 // that dragging was occurring. Like mouseReleaseHandledEvent(event) for
1503 // example.
1504
1506
1507 event->accept();
1508
1509 return;
1510}
Qt::MouseButtons m_mouseButtonsAtMouseRelease
Qt::MouseButtons m_lastReleasedMouseButton
virtual void mouseReleaseHandlerRightButton()
virtual void mouseReleaseHandlerLeftButton()

References m_context, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_lastReleasedMouseButton, pappso::BasePlotContext::m_mouseButtonsAtMouseRelease, m_mouseMoveHandlerSkipCount, pappso::BasePlotContext::m_pressedMouseButtons, pappso::BasePlotContext::m_wasMouseDragging, mouseReleaseHandlerLeftButton(), mouseReleaseHandlerRightButton(), mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by mousePseudoButtonKeyReleaseEvent(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::DriftSpecTracePlotWidget::mouseReleaseHandler(), pappso::MassSpecTracePlotWidget::mouseReleaseHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::TicXicChromTracePlotWidget::mouseReleaseHandler(), and setupWidget().

◆ mouseReleaseHandlerLeftButton()

void pappso::BasePlotWidget::mouseReleaseHandlerLeftButton ( )
virtual

Definition at line 1514 of file baseplotwidget.cpp.

1515{
1516
1518 {
1519
1520 // When the mouse move handler pans the plot, we cannot store each axes
1521 // range history element that would mean store a huge amount of such
1522 // elements, as many element as there are mouse move event handled by
1523 // the Qt event queue. But we can store an axis range history element
1524 // for the last situation of the mouse move: when the button is
1525 // released:
1526
1528
1530
1531 replot();
1532
1533 // Nothing else to do.
1534 return;
1535 }
1536
1537 // There are two possibilities:
1538 //
1539 // 1. The full selection polygon (four lines) were currently drawn, which
1540 // means the user was willing to perform a zoom operation
1541 //
1542 // 2. Only the first top line was drawn, which means the user was dragging
1543 // the cursor horizontally. That might have two ends, as shown below.
1544
1545 // So, first check what is drawn of the selection polygon.
1546
1547 PolygonType current_selection_polygon_type =
1549
1550 // Now that we know what was currently drawn of the selection polygon, we can
1551 // remove it. true to reset the values to 0.
1553
1554 // Force replot now because later that call might not be performed.
1555 replot();
1556
1557 if(current_selection_polygon_type == PolygonType::FULL_POLYGON)
1558 {
1559 // qDebug() << "Yes, the full polygon was visible";
1560
1561 // If we were dragging with the left button pressed and could draw a
1562 // rectangle, then we were preparing a zoom operation. Let's bring that
1563 // operation to its accomplishment.
1564
1565 axisZoom();
1566
1567 // qDebug() << "The selection polygon:"
1568 //<< m_context.m_selectionPolygon.toString();
1569
1570 return;
1571 }
1572 else if(current_selection_polygon_type == PolygonType::TOP_LINE)
1573 {
1574 // qDebug() << "No, only the top line of the full polygon was visible";
1575
1576 // The user was dragging the left mouse cursor and that may mean they were
1577 // measuring a distance or willing to perform a special zoom operation if
1578 // the Ctrl key was down.
1579
1580 // If the user started by clicking in the plot region, dragged the mouse
1581 // cursor with the left button and pressed the Ctrl modifier, then that
1582 // means that they wanted to do a rescale over the x-axis in the form of a
1583 // reframing.
1584
1585 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1586 {
1587 return axisReframe();
1588
1589 // qDebug() << "The selection polygon:"
1590 //<< m_context.m_selectionPolygon.toString();
1591 }
1592 }
1593 // else
1594 // qDebug() << "Another possibility.";
1595}
virtual PolygonType whatIsVisibleOfTheSelectionRectangle()

References axisReframe(), axisZoom(), pappso::FULL_POLYGON, hideSelectionRectangle(), m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, plotRangesChangedSignal(), pappso::TOP_LINE, updateAxesRangeHistory(), and whatIsVisibleOfTheSelectionRectangle().

Referenced by mouseReleaseHandler().

◆ mouseReleaseHandlerRightButton()

void pappso::BasePlotWidget::mouseReleaseHandlerRightButton ( )
virtual

Definition at line 1599 of file baseplotwidget.cpp.

1600{
1601 //qDebug();
1602 // The right button is used for the integrations. Not for axis range
1603 // operations. So all we have to do is remove the various graphics items and
1604 // send a signal with the context that contains all the data required by the
1605 // user to perform the integrations over the right plot regions.
1606
1607 // Whatever we were doing we need to make the selection line invisible:
1608
1609 if(mp_xDeltaTextItem->visible())
1610 mp_xDeltaTextItem->setVisible(false);
1611 if(mp_yDeltaTextItem->visible())
1612 mp_yDeltaTextItem->setVisible(false);
1613
1614 // Also make the vertical end tracer invisible.
1615 mp_vEndTracerItem->setVisible(false);
1616
1617 // Once the integration is asked for, then the selection rectangle if of no
1618 // more use.
1620
1621 // Force replot now because later that call might not be performed.
1622 replot();
1623
1624 // Note that we only request an integration if the x-axis delta is enough.
1625
1626 double x_delta_pixel =
1627 fabs(xAxis->coordToPixel(m_context.m_currentDragPoint.x()) -
1628 xAxis->coordToPixel(m_context.m_startDragPoint.x()));
1629
1630 if(x_delta_pixel > 3)
1632 // else
1633 //qDebug() << "Not asking for integration.";
1634}
void integrationRequestedSignal(const BasePlotContext &context)

References hideSelectionRectangle(), integrationRequestedSignal(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, mp_vEndTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by mouseReleaseHandler().

◆ mouseWheelEventSignal

void pappso::BasePlotWidget::mouseWheelEventSignal ( const BasePlotContext context)
signal

Referenced by mouseWheelHandler().

◆ mouseWheelHandler()

void pappso::BasePlotWidget::mouseWheelHandler ( QWheelEvent *  event)
virtual

Definition at line 1638 of file baseplotwidget.cpp.

1639{
1640 // We should record the new range values each time the wheel is used to
1641 // zoom/unzoom.
1642
1643 m_context.m_xRange = QCPRange(xAxis->range());
1644 m_context.m_yRange = QCPRange(yAxis->range());
1645
1646 // qDebug() << "New x range: " << m_context.m_xRange;
1647 // qDebug() << "New y range: " << m_context.m_yRange;
1648
1650
1653
1654 event->accept();
1655}
void mouseWheelEventSignal(const BasePlotContext &context)

References m_context, pappso::BasePlotContext::m_xRange, pappso::BasePlotContext::m_yRange, mouseWheelEventSignal(), plotRangesChangedSignal(), and updateAxesRangeHistory().

Referenced by setupWidget().

◆ moveMouseCursorGraphCoordToGlobal()

void pappso::BasePlotWidget::moveMouseCursorGraphCoordToGlobal ( QPointF  plot_coordinates)
virtual

Definition at line 1794 of file baseplotwidget.cpp.

1795{
1796 // First convert the graph coordinates to pixel coordinates.
1797
1798 QPointF pixels_coordinates(xAxis->coordToPixel(graph_coordinates.x()),
1799 yAxis->coordToPixel(graph_coordinates.y()));
1800
1801 moveMouseCursorPixelCoordToGlobal(pixels_coordinates.toPoint());
1802}

References moveMouseCursorPixelCoordToGlobal().

◆ moveMouseCursorPixelCoordToGlobal()

void pappso::BasePlotWidget::moveMouseCursorPixelCoordToGlobal ( QPointF  local_coordinates)
virtual

Definition at line 1806 of file baseplotwidget.cpp.

1807{
1808 // qDebug() << "Calling set pos with new cursor position.";
1809 QCursor::setPos(mapToGlobal(pixel_coordinates.toPoint()));
1810}

Referenced by horizontalMoveMouseCursorCountPixels(), moveMouseCursorGraphCoordToGlobal(), and verticalMoveMouseCursorCountPixels().

◆ plotRangesChangedSignal

◆ plottableDestructionRequestedSignal

void pappso::BasePlotWidget::plottableDestructionRequestedSignal ( BasePlotWidget base_plot_widget_p,
QCPAbstractPlottable *  plottable_p,
const BasePlotContext context 
)
signal

Referenced by keyReleaseEvent().

◆ plottableSelectionChangedSignal

void pappso::BasePlotWidget::plottableSelectionChangedSignal ( QCPAbstractPlottable *  plottable_p,
bool  selected 
)
signal

◆ redrawPlotBackground()

void pappso::BasePlotWidget::redrawPlotBackground ( QWidget *  focusedPlotWidget)
virtual

Redraw the background of the focusedPlotWidget plot widget.

Definition at line 3229 of file baseplotwidget.cpp.

3230{
3231 if(focusedPlotWidget == nullptr)
3232 throw ExceptionNotPossible(
3233 "baseplotwidget.cpp @ redrawPlotBackground(QWidget *focusedPlotWidget "
3234 "-- "
3235 "ERROR focusedPlotWidget cannot be nullptr.");
3236
3237 if(dynamic_cast<QWidget *>(this) != focusedPlotWidget)
3238 {
3239 // The focused widget is not *this widget. We should make sure that
3240 // we were not the one that had the focus, because in this case we
3241 // need to redraw an unfocused background.
3242
3243 axisRect()->setBackground(m_unfocusedBrush);
3244 }
3245 else
3246 {
3247 axisRect()->setBackground(m_focusedBrush);
3248 }
3249
3250 replot();
3251}
QBrush m_focusedBrush
Color used for the background of focused plot.
QBrush m_unfocusedBrush
Color used for the background of unfocused plot.

References m_focusedBrush, and m_unfocusedBrush.

◆ replotWithAxesRanges()

void pappso::BasePlotWidget::replotWithAxesRanges ( QCPRange  xAxisRange,
QCPRange  yAxisRange,
Axis  axis 
)
virtual

Definition at line 2217 of file baseplotwidget.cpp.

2220{
2221 // qDebug() << "With axis:" << (int)axis;
2222
2223 if(static_cast<int>(axis) & static_cast<int>(Axis::x))
2224 {
2225 xAxis->setRange(xAxisRange.lower, xAxisRange.upper);
2226 }
2227
2228 if(static_cast<int>(axis) & static_cast<int>(Axis::y))
2229 {
2230 yAxis->setRange(yAxisRange.lower, yAxisRange.upper);
2231 }
2232
2233 // We do not want to update the history, because there would be way too
2234 // much history items, since this function is called upon mouse moving
2235 // handling and not only during mouse release events.
2236 // updateAxesRangeHistory();
2237
2238 replot();
2239}

References pappso::x, and pappso::y.

◆ replotWithAxisRangeX()

void pappso::BasePlotWidget::replotWithAxisRangeX ( double  lower,
double  upper 
)
virtual

Definition at line 2243 of file baseplotwidget.cpp.

2244{
2245 // qDebug();
2246
2247 xAxis->setRange(lower, upper);
2248
2249 replot();
2250}

◆ replotWithAxisRangeY()

void pappso::BasePlotWidget::replotWithAxisRangeY ( double  lower,
double  upper 
)
virtual

Definition at line 2254 of file baseplotwidget.cpp.

2255{
2256 // qDebug();
2257
2258 yAxis->setRange(lower, upper);
2259
2260 replot();
2261}

◆ resetAxesRangeHistory()

void pappso::BasePlotWidget::resetAxesRangeHistory ( )
virtual

Definition at line 486 of file baseplotwidget.cpp.

487{
488 m_xAxisRangeHistory.clear();
489 m_yAxisRangeHistory.clear();
490
491 m_xAxisRangeHistory.push_back(new QCPRange(xAxis->range()));
492 m_yAxisRangeHistory.push_back(new QCPRange(yAxis->range()));
493
494 // qDebug() << "size of history:" << m_xAxisRangeHistory.size()
495 //<< "setting index to 0";
496
497 // qDebug() << "resetting axes history to values:" << xAxis->range().lower
498 //<< "--" << xAxis->range().upper << "and" << yAxis->range().lower
499 //<< "--" << yAxis->range().upper;
500
502}
std::size_t m_lastAxisRangeHistoryIndex
Index of the last axis range history item.

References m_lastAxisRangeHistoryIndex, m_xAxisRangeHistory, and m_yAxisRangeHistory.

Referenced by pappso::BaseColorMapPlotWidget::addColorMap(), pappso::BaseTracePlotWidget::addTrace(), axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), pappso::BaseTracePlotWidget::clearGraphData(), and pappso::BaseTracePlotWidget::setGraphData().

◆ resetSelectionRectangle()

void pappso::BasePlotWidget::resetSelectionRectangle ( )
virtual

◆ restoreAxesRangeHistory()

void pappso::BasePlotWidget::restoreAxesRangeHistory ( std::size_t  index)
virtual

Get the axis histories at index index and update the plot ranges.

Parameters
indexindex at which to select the axis history item.
See also
updateAxesRangeHistory().

Definition at line 563 of file baseplotwidget.cpp.

564{
565 // qDebug() << "Axes history size:" << m_xAxisRangeHistory.size()
566 //<< "current index:" << m_lastAxisRangeHistoryIndex
567 //<< "asking to restore index:" << index;
568
569 if(index >= m_xAxisRangeHistory.size())
570 {
571 // qDebug() << "index >= history size. Returning.";
572 return;
573 }
574
575 // We want to go back to the range history item at index, which means we want
576 // to pop back all the items between index+1 and size-1.
577
578 while(m_xAxisRangeHistory.size() > index + 1)
579 m_xAxisRangeHistory.pop_back();
580
581 if(m_xAxisRangeHistory.size() - 1 != index)
582 qFatal("Programming error.");
583
584 xAxis->setRange(*(m_xAxisRangeHistory.at(index)));
585 yAxis->setRange(*(m_yAxisRangeHistory.at(index)));
586
588
589 mp_vPosTracerItem->setVisible(false);
590 mp_hPosTracerItem->setVisible(false);
591
592 mp_vStartTracerItem->setVisible(false);
593 mp_vEndTracerItem->setVisible(false);
594
595
596 // The start tracer will keep beeing represented at the last position and last
597 // size even if we call this function repetitively. So actually do not show,
598 // it will reappare as soon as the mouse is moved.
599 // if(m_shouldTracersBeVisible)
600 //{
601 // mp_vStartTracerItem->setVisible(true);
602 //}
603
604 replot();
605
607
608 // qDebug() << "restored axes history to index:" << index
609 //<< "with values:" << xAxis->range().lower << "--"
610 //<< xAxis->range().upper << "and" << yAxis->range().lower << "--"
611 //<< yAxis->range().upper;
612
614}
virtual void hideAllPlotItems()
PLOTTING / REPLOTTING functions.

References hideAllPlotItems(), m_context, m_xAxisRangeHistory, m_yAxisRangeHistory, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by restorePreviousAxesRangeHistory().

◆ restorePreviousAxesRangeHistory()

void pappso::BasePlotWidget::restorePreviousAxesRangeHistory ( )
virtual

Go up one history element in the axis history.

If possible, back up one history item in the axis histories and update the plot's x/y-axis ranges to match that history item.

Definition at line 535 of file baseplotwidget.cpp.

536{
537 // qDebug() << "axes history size:" << m_xAxisRangeHistory.size()
538 //<< "current index:" << m_lastAxisRangeHistoryIndex;
539
541 {
542 // qDebug() << "current index is 0 returning doing nothing";
543
544 return;
545 }
546
547 // qDebug() << "Setting index to:" << m_lastAxisRangeHistoryIndex - 1
548 //<< "and restoring axes history to that index";
549
551}
virtual void restoreAxesRangeHistory(std::size_t index)
Get the axis histories at index index and update the plot ranges.

References m_lastAxisRangeHistoryIndex, and restoreAxesRangeHistory().

Referenced by keyReleaseEvent().

◆ setAxisLabelX()

void pappso::BasePlotWidget::setAxisLabelX ( const QString &  label)
virtual

Definition at line 471 of file baseplotwidget.cpp.

472{
473 xAxis->setLabel(label);
474}

◆ setAxisLabelY()

void pappso::BasePlotWidget::setAxisLabelY ( const QString &  label)
virtual

Definition at line 478 of file baseplotwidget.cpp.

479{
480 yAxis->setLabel(label);
481}

◆ setFocus()

void pappso::BasePlotWidget::setFocus ( )
virtual

PLOT ITEMS : TRACER TEXT ITEMS...

Definition at line 3215 of file baseplotwidget.cpp.

3216{
3217 // qDebug() << "Setting focus to the QCustomPlot:" << this;
3218
3219 QCustomPlot::setFocus();
3220
3221 // qDebug() << "Emitting setFocusSignal().";
3222
3223 emit setFocusSignal();
3224}

References setFocusSignal().

Referenced by mouseMoveHandler(), and mousePressHandler().

◆ setFocusSignal

void pappso::BasePlotWidget::setFocusSignal ( )
signal

Referenced by setFocus().

◆ setPen()

void pappso::BasePlotWidget::setPen ( const QPen &  pen)
virtual

Definition at line 402 of file baseplotwidget.cpp.

403{
404 m_pen = pen;
405}

References m_pen.

◆ setPlottingColor() [1/2]

void pappso::BasePlotWidget::setPlottingColor ( int  index,
const QColor &  new_color 
)
virtual

Definition at line 434 of file baseplotwidget.cpp.

435{
436 if(!new_color.isValid())
437 return;
438
439 QCPGraph *graph_p = graph(index);
440
441 if(graph_p == nullptr)
442 qFatal("Programming error.");
443
444 return setPlottingColor(graph_p, new_color);
445}
virtual void setPlottingColor(QCPAbstractPlottable *plottable_p, const QColor &new_color)

References setPlottingColor().

◆ setPlottingColor() [2/2]

void pappso::BasePlotWidget::setPlottingColor ( QCPAbstractPlottable *  plottable_p,
const QColor &  new_color 
)
virtual

Reimplemented in pappso::BaseColorMapPlotWidget.

Definition at line 416 of file baseplotwidget.cpp.

418{
419 if(plottable_p == nullptr)
420 qFatal("Pointer cannot be nullptr.");
421
422 // First this single-graph widget
423 QPen pen;
424
425 pen = plottable_p->pen();
426 pen.setColor(new_color);
427 plottable_p->setPen(pen);
428
429 replot();
430}

Referenced by setPlottingColor().

◆ setupWidget()

bool pappso::BasePlotWidget::setupWidget ( )
virtual

Definition at line 344 of file baseplotwidget.cpp.

345{
346 // qDebug();
347
348 // By default the widget comes with a graph. Remove it.
349
350 if(graphCount())
351 {
352 // QCPLayer *layer_p = graph(0)->layer();
353 // qDebug() << "The graph was on layer:" << layer_p->name();
354
355 // As of today 20210313, the graph is created on the currentLayer(), that
356 // is "main".
357
358 removeGraph(0);
359 }
360
361 // The general idea is that we do want custom layers for the trace|colormap
362 // plots.
363
364 // qDebug().noquote() << "Right before creating the new layer, layers:\n"
365 //<< allLayerNamesToString();
366
367 // Add the layer that will store all the plots and all the ancillary items.
368 addLayer(
369 "plotsLayer", layer("background"), QCustomPlot::LayerInsertMode::limAbove);
370 // qDebug().noquote() << "Added new plotsLayer, layers:\n"
371 //<< allLayerNamesToString();
372
373 // This is required so that we get the keyboard events.
374 setFocusPolicy(Qt::StrongFocus);
375 setInteractions(QCP::iRangeZoom | QCP::iSelectPlottables | QCP::iMultiSelect);
376
377 // We want to capture the signals emitted by the QCustomPlot base class.
378 connect(
379 this, &QCustomPlot::mouseMove, this, &BasePlotWidget::mouseMoveHandler);
380
381 connect(
382 this, &QCustomPlot::mousePress, this, &BasePlotWidget::mousePressHandler);
383
384 connect(this,
385 &QCustomPlot::mouseRelease,
386 this,
388
389 connect(
390 this, &QCustomPlot::mouseWheel, this, &BasePlotWidget::mouseWheelHandler);
391
392 connect(this,
393 &QCustomPlot::axisDoubleClick,
394 this,
396
397 return true;
398}
virtual void mouseWheelHandler(QWheelEvent *event)
virtual void axisDoubleClickHandler(QCPAxis *axis, QCPAxis::SelectablePart part, QMouseEvent *event)
virtual void mouseMoveHandler(QMouseEvent *event)
KEYBOARD-related EVENTS.

References axisDoubleClickHandler(), mouseMoveHandler(), mousePressHandler(), mouseReleaseHandler(), and mouseWheelHandler().

Referenced by BasePlotWidget().

◆ showTracers()

void pappso::BasePlotWidget::showTracers ( )
virtual

Show the traces (vertical and horizontal).

Definition at line 2286 of file baseplotwidget.cpp.

2287{
2289
2290 mp_vPosTracerItem->setVisible(true);
2291 mp_hPosTracerItem->setVisible(true);
2292
2293 mp_vStartTracerItem->setVisible(true);
2294 mp_vEndTracerItem->setVisible(true);
2295
2296 // Force a replot to make sure the action is immediately visible by the
2297 // user, even without moving the mouse.
2298 replot();
2299}

References m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by keyReleaseEvent().

◆ spaceKeyReleaseEvent()

void pappso::BasePlotWidget::spaceKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 782 of file baseplotwidget.cpp.

783{
784 // qDebug();
785}

Referenced by keyReleaseEvent().

◆ update1DSelectionRectangle()

void pappso::BasePlotWidget::update1DSelectionRectangle ( bool  for_integration = false)
protectedvirtual

Definition at line 2560 of file baseplotwidget.cpp.

2561{
2562
2563 // if(for_integration)
2564 // qDebug() << "for_integration:" << for_integration;
2565
2566 // When we make a linear selection, the selection polygon is a polygon that
2567 // has the following characteristics:
2568 //
2569 // the x range is the linear selection span
2570 //
2571 // the y range is the widest std::min -> std::max possible.
2572
2573 // This is how the selection polygon logic knows if its is mono-
2574 // two-dimensional.
2575
2576 // We want the top left point to effectively be the top left point, so check
2577 // the direction of the mouse cursor drag.
2578
2579 double x_range_start =
2581 double x_range_end =
2583
2584 double y_position = m_context.m_startDragPoint.y();
2585
2586 m_context.m_selectionPolygon.set1D(x_range_start, x_range_end);
2587
2588 // Top line
2589 mp_selectionRectangeLine1->start->setCoords(
2590 QPointF(x_range_start, y_position));
2591 mp_selectionRectangeLine1->end->setCoords(QPointF(x_range_end, y_position));
2592
2593 // Only if we are drawing a selection rectangle for integration, do we set
2594 // arrow heads to the line.
2595 if(for_integration)
2596 {
2597 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
2598 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
2599 }
2600 else
2601 {
2602 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
2603 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
2604 }
2605 mp_selectionRectangeLine1->setVisible(true);
2606
2607 // Right line: does not exist, start and end are the same end point of the top
2608 // line.
2609 mp_selectionRectangeLine2->start->setCoords(QPointF(x_range_end, y_position));
2610 mp_selectionRectangeLine2->end->setCoords(QPointF(x_range_end, y_position));
2611 mp_selectionRectangeLine2->setVisible(false);
2612
2613 // Bottom line: identical to the top line, but invisible
2614 mp_selectionRectangeLine3->start->setCoords(
2615 QPointF(x_range_start, y_position));
2616 mp_selectionRectangeLine3->end->setCoords(QPointF(x_range_end, y_position));
2617 mp_selectionRectangeLine3->setVisible(false);
2618
2619 // Left line: does not exist: start and end are the same end point of the top
2620 // line.
2621 mp_selectionRectangeLine4->start->setCoords(QPointF(x_range_end, y_position));
2622 mp_selectionRectangeLine4->end->setCoords(QPointF(x_range_end, y_position));
2623 mp_selectionRectangeLine4->setVisible(false);
2624}
void set1D(double x_range_start, double x_range_end)

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, and pappso::SelectionPolygon::set1D().

Referenced by updateSelectionRectangle().

◆ update2DSelectionRectangleSkewed()

void pappso::BasePlotWidget::update2DSelectionRectangleSkewed ( bool  for_integration = false)
protectedvirtual

Definition at line 2813 of file baseplotwidget.cpp.

2814{
2815
2816 // if(for_integration)
2817 // qDebug() << "for_integration:" << for_integration;
2818
2819 // We are handling a skewed rectangle, that is a rectangle that is
2820 // tilted either to the left or to the right.
2821
2822 // qDebug() << "m_context.m_selectRectangleWidth: "
2823 //<< m_context.m_selectRectangleWidth;
2824
2825 // Top line
2826 // start
2827
2828 // qDebug() << "m_context.m_startDragPoint: " <<
2829 // m_context.m_startDragPoint.x()
2830 //<< "-" << m_context.m_startDragPoint.y();
2831
2832 // qDebug() << "m_context.m_currentDragPoint: "
2833 //<< m_context.m_currentDragPoint.x() << "-"
2834 //<< m_context.m_currentDragPoint.y();
2835
2837
2839 {
2840 // qDebug() << "Dragging from right to left";
2841
2843 {
2844 // qDebug() << "Dragging from top to bottom";
2845
2850
2851 // m_context.m_selRectTopLeftPoint.setX(
2852 // m_context.m_startDragPoint.x() -
2853 // m_context.m_selectRectangleWidth);
2854 // m_context.m_selRectTopLeftPoint.setY(m_context.m_startDragPoint.y());
2855
2859
2860 // m_context.m_selRectTopRightPoint.setX(m_context.m_startDragPoint.x());
2861 // m_context.m_selRectTopRightPoint.setY(m_context.m_startDragPoint.y());
2862
2867
2868 // m_context.m_selRectBottomRightPoint.setX(
2869 // m_context.m_currentDragPoint.x() +
2870 // m_context.m_selectRectangleWidth);
2871 // m_context.m_selRectBottomRightPoint.setY(
2872 // m_context.m_currentDragPoint.y());
2873
2878
2879 // m_context.m_selRectBottomLeftPoint.setX(
2880 // m_context.m_currentDragPoint.x());
2881 // m_context.m_selRectBottomLeftPoint.setY(
2882 // m_context.m_currentDragPoint.y());
2883 }
2884 else
2885 {
2886 // qDebug() << "Dragging from bottom to top";
2887
2892
2893 // m_context.m_selRectTopLeftPoint.setX(
2894 // m_context.m_currentDragPoint.x());
2895 // m_context.m_selRectTopLeftPoint.setY(
2896 // m_context.m_currentDragPoint.y());
2897
2902
2903 // m_context.m_selRectTopRightPoint.setX(
2904 // m_context.m_currentDragPoint.x() +
2905 // m_context.m_selectRectangleWidth);
2906 // m_context.m_selRectTopRightPoint.setY(
2907 // m_context.m_currentDragPoint.y());
2908
2909
2913
2914 // m_context.m_selRectBottomRightPoint.setX(
2915 // m_context.m_startDragPoint.x());
2916 // m_context.m_selRectBottomRightPoint.setY(
2917 // m_context.m_startDragPoint.y());
2918
2923
2924 // m_context.m_selRectBottomLeftPoint.setX(
2925 // m_context.m_startDragPoint.x() -
2926 // m_context.m_selectRectangleWidth);
2927 // m_context.m_selRectBottomLeftPoint.setY(
2928 // m_context.m_startDragPoint.y());
2929 }
2930 }
2931 // End of
2932 // Dragging from right to left.
2933 else
2934 {
2935 // qDebug() << "Dragging from left to right";
2936
2938 {
2939 // qDebug() << "Dragging from top to bottom";
2940
2944
2945 // m_context.m_selRectTopLeftPoint.setX(m_context.m_startDragPoint.x());
2946 // m_context.m_selRectTopLeftPoint.setY(m_context.m_startDragPoint.y());
2947
2952
2953 // m_context.m_selRectTopRightPoint.setX(
2954 // m_context.m_startDragPoint.x() +
2955 // m_context.m_selectRectangleWidth);
2956 // m_context.m_selRectTopRightPoint.setY(m_context.m_startDragPoint.y());
2957
2962
2963 // m_context.m_selRectBottomRightPoint.setX(
2964 // m_context.m_currentDragPoint.x());
2965 // m_context.m_selRectBottomRightPoint.setY(
2966 // m_context.m_currentDragPoint.y());
2967
2972
2973 // m_context.m_selRectBottomLeftPoint.setX(
2974 // m_context.m_currentDragPoint.x() -
2975 // m_context.m_selectRectangleWidth);
2976 // m_context.m_selRectBottomLeftPoint.setY(
2977 // m_context.m_currentDragPoint.y());
2978 }
2979 else
2980 {
2981 // qDebug() << "Dragging from bottom to top";
2982
2987
2988 // m_context.m_selRectTopLeftPoint.setX(
2989 // m_context.m_currentDragPoint.x() -
2990 // m_context.m_selectRectangleWidth);
2991 // m_context.m_selRectTopLeftPoint.setY(
2992 // m_context.m_currentDragPoint.y());
2993
2998
2999 // m_context.m_selRectTopRightPoint.setX(
3000 // m_context.m_currentDragPoint.x());
3001 // m_context.m_selRectTopRightPoint.setY(
3002 // m_context.m_currentDragPoint.y());
3003
3008
3009 // m_context.m_selRectBottomRightPoint.setX(
3010 // m_context.m_startDragPoint.x() +
3011 // m_context.m_selectRectangleWidth);
3012 // m_context.m_selRectBottomRightPoint.setY(
3013 // m_context.m_startDragPoint.y());
3014
3018
3019 // m_context.m_selRectBottomLeftPoint.setX(
3020 // m_context.m_startDragPoint.x());
3021 // m_context.m_selRectBottomLeftPoint.setY(
3022 // m_context.m_startDragPoint.y());
3023 }
3024 }
3025 // End of Dragging from left to right.
3026
3027 // qDebug() << "Now draw the lines with points:"
3028 //<< m_context.m_selectionPolygon.toString();
3029
3030 // Top line
3031 mp_selectionRectangeLine1->start->setCoords(
3033 mp_selectionRectangeLine1->end->setCoords(
3035
3036 // Only if we are drawing a selection rectangle for integration, do we set
3037 // arrow heads to the line.
3038 if(for_integration)
3039 {
3040 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
3041 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
3042 }
3043 else
3044 {
3045 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
3046 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
3047 }
3048
3049 mp_selectionRectangeLine1->setVisible(true);
3050
3051 // Right line
3052 mp_selectionRectangeLine2->start->setCoords(
3054 mp_selectionRectangeLine2->end->setCoords(
3056 mp_selectionRectangeLine2->setVisible(true);
3057
3058 // Bottom line
3059 mp_selectionRectangeLine3->start->setCoords(
3061 mp_selectionRectangeLine3->end->setCoords(
3063 mp_selectionRectangeLine3->setVisible(true);
3064
3065 // Left line
3066 mp_selectionRectangeLine4->end->setCoords(
3068 mp_selectionRectangeLine4->start->setCoords(
3070 mp_selectionRectangeLine4->setVisible(true);
3071}
void setPoint(PointSpecs point_spec, double x, double y)
QPointF getPoint(PointSpecs point_spec) const

References pappso::BOTTOM_LEFT_POINT, pappso::BOTTOM_RIGHT_POINT, pappso::SelectionPolygon::getPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_selectRectangleWidth, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::SelectionPolygon::resetPoints(), pappso::SelectionPolygon::setPoint(), pappso::TOP_LEFT_POINT, and pappso::TOP_RIGHT_POINT.

Referenced by updateSelectionRectangle().

◆ update2DSelectionRectangleSquare()

void pappso::BasePlotWidget::update2DSelectionRectangleSquare ( bool  for_integration = false)
protectedvirtual

Definition at line 2628 of file baseplotwidget.cpp.

2629{
2630
2631 // if(for_integration)
2632 // qDebug() << "for_integration:" << for_integration;
2633
2634 // We are handling a conventional rectangle. Just create four points
2635 // from top left to bottom right. But we want the top left point to be
2636 // effectively the top left point and the bottom point to be the bottom point.
2637 // So we need to try all four direction combinations, left to right or
2638 // converse versus top to bottom or converse.
2639
2641
2643 {
2644 // qDebug() << "Dragging from right to left";
2645
2647 {
2648 // qDebug() << "Dragging from top to bottom";
2649
2650 // TOP_LEFT_POINT
2655
2656 // TOP_RIGHT_POINT
2660
2661 // BOTTOM_RIGHT_POINT
2666
2667 // BOTTOM_LEFT_POINT
2672 }
2673 // End of
2674 // if(m_context.m_currentDragPoint.y() < m_context.m_startDragPoint.y())
2675 else
2676 {
2677 // qDebug() << "Dragging from bottom to top";
2678
2679 // TOP_LEFT_POINT
2684
2685 // TOP_RIGHT_POINT
2690
2691 // BOTTOM_RIGHT_POINT
2695
2696 // BOTTOM_LEFT_POINT
2701 }
2702 }
2703 // End of
2704 // if(m_context.m_currentDragPoint.x() < m_context.m_startDragPoint.x())
2705 else
2706 {
2707 // qDebug() << "Dragging from left to right";
2708
2710 {
2711 // qDebug() << "Dragging from top to bottom";
2712
2713 // TOP_LEFT_POINT
2717
2718 // TOP_RIGHT_POINT
2723
2724 // BOTTOM_RIGHT_POINT
2729
2730 // BOTTOM_LEFT_POINT
2735 }
2736 else
2737 {
2738 // qDebug() << "Dragging from bottom to top";
2739
2740 // TOP_LEFT_POINT
2745
2746 // TOP_RIGHT_POINT
2751
2752 // BOTTOM_RIGHT_POINT
2757
2758 // BOTTOM_LEFT_POINT
2762 }
2763 }
2764
2765 // qDebug() << "Now draw the lines with points:"
2766 //<< m_context.m_selectionPolygon.toString();
2767
2768 // Top line
2769 mp_selectionRectangeLine1->start->setCoords(
2771 mp_selectionRectangeLine1->end->setCoords(
2773
2774 // Only if we are drawing a selection rectangle for integration, do we
2775 // set arrow heads to the line.
2776 if(for_integration)
2777 {
2778 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
2779 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
2780 }
2781 else
2782 {
2783 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
2784 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
2785 }
2786
2787 mp_selectionRectangeLine1->setVisible(true);
2788
2789 // Right line
2790 mp_selectionRectangeLine2->start->setCoords(
2792 mp_selectionRectangeLine2->end->setCoords(
2794 mp_selectionRectangeLine2->setVisible(true);
2795
2796 // Bottom line
2797 mp_selectionRectangeLine3->start->setCoords(
2799 mp_selectionRectangeLine3->end->setCoords(
2801 mp_selectionRectangeLine3->setVisible(true);
2802
2803 // Left line
2804 mp_selectionRectangeLine4->start->setCoords(
2806 mp_selectionRectangeLine4->end->setCoords(
2808 mp_selectionRectangeLine4->setVisible(true);
2809}

References pappso::BOTTOM_LEFT_POINT, pappso::BOTTOM_RIGHT_POINT, pappso::SelectionPolygon::getPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::SelectionPolygon::resetPoints(), pappso::SelectionPolygon::setPoint(), pappso::TOP_LEFT_POINT, and pappso::TOP_RIGHT_POINT.

Referenced by updateSelectionRectangle().

◆ updateAxesRangeHistory()

void pappso::BasePlotWidget::updateAxesRangeHistory ( )
virtual

Create new axis range history items and append them to the history.

The plot widget is queried to get the current x/y-axis ranges and the current ranges are appended to the history for x-axis and for y-axis.

Definition at line 513 of file baseplotwidget.cpp.

514{
515 m_xAxisRangeHistory.push_back(new QCPRange(xAxis->range()));
516 m_yAxisRangeHistory.push_back(new QCPRange(yAxis->range()));
517
519
520 // qDebug() << "axes history size:" << m_xAxisRangeHistory.size()
521 //<< "current index:" << m_lastAxisRangeHistoryIndex
522 //<< xAxis->range().lower << "--" << xAxis->range().upper << "and"
523 //<< yAxis->range().lower << "--" << yAxis->range().upper;
524}

References m_lastAxisRangeHistoryIndex, m_xAxisRangeHistory, and m_yAxisRangeHistory.

Referenced by axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), mouseReleaseHandlerLeftButton(), and mouseWheelHandler().

◆ updateContextXandYAxisRanges()

void pappso::BasePlotWidget::updateContextXandYAxisRanges ( )
virtual

Definition at line 3255 of file baseplotwidget.cpp.

3256{
3257 m_context.m_xRange = QCPRange(xAxis->range().lower, xAxis->range().upper);
3258 m_context.m_yRange = QCPRange(yAxis->range().lower, yAxis->range().upper);
3259
3260 // qDebug() << "The new updated context: " << m_context.toString();
3261}

References m_context, pappso::BasePlotContext::m_xRange, and pappso::BasePlotContext::m_yRange.

Referenced by axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisPan(), pappso::BaseTracePlotWidget::axisPan(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisRescale(), pappso::BaseTracePlotWidget::axisRescale(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), and restoreAxesRangeHistory().

◆ updateSelectionRectangle()

void pappso::BasePlotWidget::updateSelectionRectangle ( bool  as_line_segment = false,
bool  for_integration = false 
)
virtual

Definition at line 3075 of file baseplotwidget.cpp.

3077{
3078
3079 // qDebug() << "as_line_segment:" << as_line_segment;
3080 // qDebug() << "for_integration:" << for_integration;
3081
3082 // We now need to construct the selection rectangle, either for zoom or for
3083 // integration.
3084
3085 // There are two situations :
3086 //
3087 // 1. if the rectangle should look like a line segment
3088 //
3089 // 2. if the rectangle should actually look like a rectangle. In this case,
3090 // there are two sub-situations:
3091 //
3092 // a. if the S key is down, then the rectangle is
3093 // skewed, that is its vertical sides are not parallel to the y axis.
3094 //
3095 // b. otherwise the rectangle is conventional.
3096
3097 if(as_line_segment)
3098 {
3099 update1DSelectionRectangle(for_integration);
3100 }
3101 else
3102 {
3103 if(!(m_context.m_keyboardModifiers & Qt::AltModifier))
3104 {
3105 update2DSelectionRectangleSquare(for_integration);
3106 }
3107 else if(m_context.m_keyboardModifiers & Qt::AltModifier)
3108 {
3109 update2DSelectionRectangleSkewed(for_integration);
3110 }
3111 }
3112
3113 // This code automatically sorts the ranges (range start is always less than
3114 // range end) even if the user actually selects from high to low (right to
3115 // left or bottom to top). This has implications in code that uses the
3116 // m_context data to perform some computations. This is why it is important
3117 // that m_dragDirections be set correctly to establish where the current drag
3118 // point is actually located (at which point).
3119
3124
3129
3130 // At this point, draw the text describing the widths.
3131
3132 // We want the x-delta on the bottom of the rectangle, inside it
3133 // and the y-delta on the vertical side of the rectangle, inside it.
3134
3135 // Draw the selection width text
3137}
virtual void update2DSelectionRectangleSquare(bool for_integration=false)
virtual void update1DSelectionRectangle(bool for_integration=false)
virtual void update2DSelectionRectangleSkewed(bool for_integration=false)

References drawXDeltaFeatures(), pappso::SelectionPolygon::getBottomMostPoint(), pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), pappso::SelectionPolygon::getTopMostPoint(), m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, update1DSelectionRectangle(), update2DSelectionRectangleSkewed(), and update2DSelectionRectangleSquare().

Referenced by drawSelectionRectangleAndPrepareZoom().

◆ verticalGetGraphCoordNewPointCountPixels()

QPointF pappso::BasePlotWidget::verticalGetGraphCoordNewPointCountPixels ( int  pixel_count)
virtual

Definition at line 1863 of file baseplotwidget.cpp.

1864{
1865 QPointF pixel_coordinates(
1866 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()),
1867 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()) + pixel_count);
1868
1869 // Now convert back to local coordinates.
1870
1871 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
1872 yAxis->pixelToCoord(pixel_coordinates.y()));
1873
1874 return graph_coordinates;
1875}

References m_context, and pappso::BasePlotContext::m_lastCursorHoveredPoint.

Referenced by verticalMoveMouseCursorCountPixels().

◆ verticalMoveMouseCursorCountPixels()

void pappso::BasePlotWidget::verticalMoveMouseCursorCountPixels ( int  pixel_count)
virtual

Definition at line 1846 of file baseplotwidget.cpp.

1847{
1848
1849 QPointF graph_coord = verticalGetGraphCoordNewPointCountPixels(pixel_count);
1850
1851 QPointF pixel_coord(xAxis->coordToPixel(graph_coord.x()),
1852 yAxis->coordToPixel(graph_coord.y()));
1853
1854 // Now we need ton convert the new coordinates to the global position system
1855 // and to move the cursor to that new position. That will create an event to
1856 // move the mouse cursor.
1857
1858 moveMouseCursorPixelCoordToGlobal(pixel_coord.toPoint());
1859}
virtual QPointF verticalGetGraphCoordNewPointCountPixels(int pixel_count)

References moveMouseCursorPixelCoordToGlobal(), and verticalGetGraphCoordNewPointCountPixels().

Referenced by directionKeyPressEvent().

◆ whatIsVisibleOfTheSelectionRectangle()

PolygonType pappso::BasePlotWidget::whatIsVisibleOfTheSelectionRectangle ( )
virtual

Definition at line 3162 of file baseplotwidget.cpp.

3163{
3164 // There are four lines that make the selection polygon. We want to know
3165 // which lines are visible.
3166
3167 int current_selection_polygon = static_cast<int>(PolygonType::NOT_SET);
3168
3169 if(mp_selectionRectangeLine1->visible())
3170 {
3171 current_selection_polygon |= static_cast<int>(PolygonType::TOP_LINE);
3172 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3173 }
3174 if(mp_selectionRectangeLine2->visible())
3175 {
3176 current_selection_polygon |= static_cast<int>(PolygonType::RIGHT_LINE);
3177 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3178 }
3179 if(mp_selectionRectangeLine3->visible())
3180 {
3181 current_selection_polygon |= static_cast<int>(PolygonType::BOTTOM_LINE);
3182 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3183 }
3184 if(mp_selectionRectangeLine4->visible())
3185 {
3186 current_selection_polygon |= static_cast<int>(PolygonType::LEFT_LINE);
3187 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3188 }
3189
3190 // qDebug() << "returning visibility:" << current_selection_polygon;
3191
3192 return static_cast<PolygonType>(current_selection_polygon);
3193}

References pappso::BOTTOM_LINE, pappso::LEFT_LINE, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::NOT_SET, pappso::RIGHT_LINE, and pappso::TOP_LINE.

Referenced by mouseReleaseHandlerLeftButton().

◆ xAxisMeasurementSignal

void pappso::BasePlotWidget::xAxisMeasurementSignal ( const BasePlotContext context,
bool  with_delta 
)
signal

◆ yMinMaxOnXAxisCurrentRange() [1/2]

void pappso::BasePlotWidget::yMinMaxOnXAxisCurrentRange ( double &  min,
double &  max,
int  index 
)

◆ yMinMaxOnXAxisCurrentRange() [2/2]

void pappso::BasePlotWidget::yMinMaxOnXAxisCurrentRange ( double &  min,
double &  max,
QCPAbstractPlottable *  plottable_p = nullptr 
)

Member Data Documentation

◆ m_axisLabelX

QString pappso::BasePlotWidget::m_axisLabelX
protected

Definition at line 253 of file baseplotwidget.h.

◆ m_axisLabelY

QString pappso::BasePlotWidget::m_axisLabelY
protected

Definition at line 254 of file baseplotwidget.h.

◆ m_context

BasePlotContext pappso::BasePlotWidget::m_context
protected

Definition at line 256 of file baseplotwidget.h.

Referenced by pappso::DriftSpecTracePlotWidget::DriftSpecTracePlotWidget(), pappso::TicXicChromTracePlotWidget::TicXicChromTracePlotWidget(), axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisPan(), pappso::BaseTracePlotWidget::axisPan(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisRescale(), pappso::BaseTracePlotWidget::axisRescale(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), calculateDragDeltas(), pappso::BaseColorMapPlotWidget::currentXaxisRangeIndices(), pappso::BaseColorMapPlotWidget::currentYaxisRangeIndices(), directionKeyPressEvent(), dragDirection(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), getContext(), horizontalGetGraphCoordNewPointCountPixels(), isVerticalDisplacementAboveThreshold(), keyPressEvent(), pappso::DriftSpecTracePlotWidget::keyPressEvent(), pappso::TicXicChromTracePlotWidget::keyPressEvent(), keyReleaseEvent(), mouseMoveHandler(), mouseMoveHandlerDraggingCursor(), mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), mousePressHandler(), mousePseudoButtonKeyReleaseEvent(), mouseReleaseHandler(), mouseReleaseHandlerLeftButton(), mouseReleaseHandlerRightButton(), mouseWheelHandler(), pappso::MassSpecTracePlotWidget::refreshBaseContext(), resetSelectionRectangle(), restoreAxesRangeHistory(), update1DSelectionRectangle(), update2DSelectionRectangleSkewed(), update2DSelectionRectangleSquare(), updateContextXandYAxisRanges(), updateSelectionRectangle(), and verticalGetGraphCoordNewPointCountPixels().

◆ m_desc

QString pappso::BasePlotWidget::m_desc = "NOT_SET"
protected

Description of the plot widget.

Definition at line 248 of file baseplotwidget.h.

◆ m_fileName

QString pappso::BasePlotWidget::m_fileName
protected

The name of the data file from which the mass data were read.

Definition at line 251 of file baseplotwidget.h.

◆ m_focusedBrush

QBrush pappso::BasePlotWidget::m_focusedBrush = QBrush(m_focusedColor)
protected

Color used for the background of focused plot.

Definition at line 337 of file baseplotwidget.h.

Referenced by redrawPlotBackground().

◆ m_focusedColor

QColor pappso::BasePlotWidget::m_focusedColor = QColor(Qt::transparent)
protected

Color used for the background of focused plot.

Definition at line 335 of file baseplotwidget.h.

◆ m_lastAxisRangeHistoryIndex

std::size_t pappso::BasePlotWidget::m_lastAxisRangeHistoryIndex = 0
protected

Index of the last axis range history item.

Each time the user modifies the ranges (x/y axis) during panning or zooming of the graph, the new axis ranges are stored in a axis ranges history list. This index allows to point to the last range of that history.

Definition at line 298 of file baseplotwidget.h.

Referenced by resetAxesRangeHistory(), restorePreviousAxesRangeHistory(), and updateAxesRangeHistory().

◆ m_leftMousePseudoButtonKey

int pappso::BasePlotWidget::m_leftMousePseudoButtonKey = Qt::Key_Less
protected

◆ m_mouseMoveHandlerSkipAmount

int pappso::BasePlotWidget::m_mouseMoveHandlerSkipAmount = 10
protected

How many mouse move events must be skipped *‍/.

when the data are so massive that the graph panning becomes sluggish. By default, the value is 10 events to be skipped before accounting one. The "fat data" mouse movement handler mechanism is actuated by using a keyboard key combination. There is no automatic shift between normal processing and "fat data" processing.

Definition at line 316 of file baseplotwidget.h.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ m_mouseMoveHandlerSkipCount

int pappso::BasePlotWidget::m_mouseMoveHandlerSkipCount = 0
protected

Counter to handle the "fat data" mouse move event handling.

See also
m_mouseMoveHandlerSkipAmount.

Definition at line 324 of file baseplotwidget.h.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseReleaseHandler().

◆ m_name

QString pappso::BasePlotWidget::m_name = "NOT_SET"
protected

Name of the plot widget.

Definition at line 245 of file baseplotwidget.h.

◆ m_pen

QPen pappso::BasePlotWidget::m_pen
protected

Pen used to draw the graph and textual elements in the plot widget.

Definition at line 340 of file baseplotwidget.h.

Referenced by BasePlotWidget(), createAllAncillaryItems(), getPen(), pappso::BaseTracePlotWidget::setGraphData(), and setPen().

◆ m_rightMousePseudoButtonKey

int pappso::BasePlotWidget::m_rightMousePseudoButtonKey = Qt::Key_Greater
protected

◆ m_shouldTracersBeVisible

bool pappso::BasePlotWidget::m_shouldTracersBeVisible = true
protected

Tells if the tracers should be visible.

Definition at line 275 of file baseplotwidget.h.

Referenced by hideTracers(), keyReleaseEvent(), mouseMoveHandlerDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), mousePressHandler(), and showTracers().

◆ m_unfocusedBrush

QBrush pappso::BasePlotWidget::m_unfocusedBrush = QBrush(m_unfocusedColor)
protected

Color used for the background of unfocused plot.

Definition at line 332 of file baseplotwidget.h.

Referenced by redrawPlotBackground().

◆ m_unfocusedColor

QColor pappso::BasePlotWidget::m_unfocusedColor = QColor("lightgray")
protected

Color used for the background of unfocused plot.

Definition at line 330 of file baseplotwidget.h.

◆ m_xAxisRangeHistory

std::vector<QCPRange *> pappso::BasePlotWidget::m_xAxisRangeHistory
protected

List of x axis ranges occurring during the panning zooming actions.

Definition at line 301 of file baseplotwidget.h.

Referenced by ~BasePlotWidget(), resetAxesRangeHistory(), restoreAxesRangeHistory(), and updateAxesRangeHistory().

◆ m_yAxisRangeHistory

std::vector<QCPRange *> pappso::BasePlotWidget::m_yAxisRangeHistory
protected

List of y axis ranges occurring during the panning zooming actions.

Definition at line 304 of file baseplotwidget.h.

Referenced by ~BasePlotWidget(), resetAxesRangeHistory(), restoreAxesRangeHistory(), and updateAxesRangeHistory().

◆ mp_hPosTracerItem

◆ mp_selectionRectangeLine1

QCPItemLine* pappso::BasePlotWidget::mp_selectionRectangeLine1 = nullptr
protected

◆ mp_selectionRectangeLine2

◆ mp_selectionRectangeLine3

◆ mp_selectionRectangeLine4

◆ mp_vEndTracerItem

◆ mp_vPosTracerItem

◆ mp_vStartTracerItem

QCPItemLine* pappso::BasePlotWidget::mp_vStartTracerItem = nullptr
protected

◆ mp_xDeltaTextItem

QCPItemText* pappso::BasePlotWidget::mp_xDeltaTextItem = nullptr
protected

Text describing the x-axis delta value during a drag operation.

Definition at line 271 of file baseplotwidget.h.

Referenced by createAllAncillaryItems(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), hideAllPlotItems(), mouseReleaseHandler(), and mouseReleaseHandlerRightButton().

◆ mp_yDeltaTextItem

QCPItemText* pappso::BasePlotWidget::mp_yDeltaTextItem = nullptr
protected

The documentation for this class was generated from the following files: