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drawingcursor.hh
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3  * Main authors:
4  * Guido Tack <tack@gecode.org>
5  *
6  * Copyright:
7  * Guido Tack, 2006
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9  * This file is part of Gecode, the generic constraint
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33 
34 #ifndef GECODE_GIST_QT_DRAWINGCURSOR_HH
35 #define GECODE_GIST_QT_DRAWINGCURSOR_HH
36 
39 #include <QtGui>
40 
41 namespace Gecode { namespace Gist {
42 
44  class DrawingCursor : public NodeCursor<VisualNode> {
45  private:
47  QPainter& painter;
49  QRect clippingRect;
51  BestNode* curBest;
53  double x, y;
54 
55  bool copies;
56 
58  bool isClipped(void);
59  public:
61  static const QColor red;
63  static const QColor green;
65  static const QColor blue;
67  static const QColor orange;
69  static const QColor white;
70 
72  static const QColor lightRed;
74  static const QColor lightGreen;
76  static const QColor lightBlue;
77 
81  BestNode* curBest0,
82  QPainter& painter0,
83  const QRect& clippingRect0, bool showCopies);
84 
86 
87  void moveUpwards(void);
90  bool mayMoveDownwards(void);
92  void moveDownwards(void);
94  void moveSidewards(void);
96  void processCurrentNode(void);
98  };
99 
100 }}
101 
103 
104 #endif
105 
106 // STATISTICS: gist-any
static const QColor lightRed
The color for expanded failed nodes.
static const QColor white
White color.
Static reference to the currently best space.
Definition: spacenode.hh:80
DrawingCursor(VisualNode *root, const VisualNode::NodeAllocator &na, BestNode *curBest0, QPainter &painter0, const QRect &clippingRect0, bool showCopies)
Constructor.
bool mayMoveDownwards(void)
Test if cursor may move to child.
Node allocator.
Definition: node.hh:48
static const QColor green
The color for solved nodes.
static const QColor blue
The color for choice nodes.
static const QColor lightGreen
The color for expanded solved nodes.
const VisualNode ::NodeAllocator & na
The node allocator.
Definition: nodecursor.hh:53
A cursor that draws a tree on a QWidget.
static const QColor red
The color for failed nodes.
void moveUpwards(void)
Move cursor to parent.
static const QColor orange
The color for the best solution.
void processCurrentNode(void)
Draw the node.
A cursor that can be run over a tree.
Definition: nodecursor.hh:43
Node class that supports visual layout
Definition: visualnode.hh:125
void moveDownwards(void)
Move cursor to child.
Gecode toplevel namespace
static const QColor lightBlue
The color for expanded choice nodes.
void moveSidewards(void)
Move cursor to sibling.