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drawingcursor.hh
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Guido Tack <tack@gecode.org>
5  *
6  * Copyright:
7  * Guido Tack, 2006
8  *
9  * This file is part of Gecode, the generic constraint
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11  * http://www.gecode.org
12  *
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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
A cursor that can be run over a tree.
Definition: nodecursor.hh:43
void moveUpwards(void)
Move cursor to parent.
Node class that supports visual layout
Definition: visualnode.hh:125
static const QColor orange
The color for the best solution.
void processCurrentNode(void)
Draw the node.
static const QColor red
The color for failed nodes.
bool mayMoveDownwards(void)
Test if cursor may move to child.
void moveSidewards(void)
Move cursor to sibling.
Gecode toplevel namespace
const VisualNode ::NodeAllocator & na
The node allocator.
Definition: nodecursor.hh:53
A cursor that draws a tree on a QWidget.
Node allocator.
Definition: node.hh:48
void moveDownwards(void)
Move cursor to child.
static const QColor lightRed
The color for expanded failed nodes.
Static reference to the currently best space.
Definition: spacenode.hh:80
static const QColor lightBlue
The color for expanded choice nodes.
static const QColor blue
The color for choice nodes.
DrawingCursor(VisualNode *root, const VisualNode::NodeAllocator &na, BestNode *curBest0, QPainter &painter0, const QRect &clippingRect0, bool showCopies)
Constructor.
static const QColor lightGreen
The color for expanded solved nodes.
static const QColor white
White color.
static const QColor green
The color for solved nodes.