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drawingcursor.hh
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2 /*
3  * Main authors:
4  * Guido Tack <tack@gecode.org>
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6  * Copyright:
7  * Guido Tack, 2006
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10  * $Date: 2010-08-12 09:48:30 +0200 (Thu, 12 Aug 2010) $ by $Author: tack $
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37 
38 #ifndef GECODE_GIST_QT_DRAWINGCURSOR_HH
39 #define GECODE_GIST_QT_DRAWINGCURSOR_HH
40 
43 #include <QtGui>
44 
45 namespace Gecode { namespace Gist {
46 
48  class DrawingCursor : public NodeCursor<VisualNode> {
49  private:
51  QPainter& painter;
53  QRect clippingRect;
55  BestNode* curBest;
57  double x, y;
58 
59  bool copies;
60 
62  bool isClipped(void);
63  public:
65  static const QColor red;
67  static const QColor green;
69  static const QColor blue;
71  static const QColor orange;
73  static const QColor white;
74 
76  static const QColor lightRed;
78  static const QColor lightGreen;
80  static const QColor lightBlue;
81 
85  BestNode* curBest0,
86  QPainter& painter0,
87  const QRect& clippingRect0, bool showCopies);
88 
90 
91  void moveUpwards(void);
94  bool mayMoveDownwards(void);
96  void moveDownwards(void);
98  void moveSidewards(void);
100  void processCurrentNode(void);
102  };
103 
104 }}
105 
107 
108 #endif
109 
110 // 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:84
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:52
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:57
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:47
Node class that supports visual layout
Definition: visualnode.hh:129
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.