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nodestats.cpp
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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  *
13  * Permission is hereby granted, free of charge, to any person obtaining
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18  * permit persons to whom the Software is furnished to do so, subject to
19  * the following conditions:
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26  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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32  */
33 
34 #include <gecode/gist/nodestats.hh>
39 
40 namespace Gecode { namespace Gist {
41 
43  : QWidget(parent) {
44  setWindowFlags(Qt::Tool);
45  QGraphicsScene* scene = new QGraphicsScene();
46 
47  scene->addEllipse(70,10,16,16,QPen(),QBrush(DrawingCursor::white));
48  scene->addEllipse(70,60,16,16,QPen(),QBrush(DrawingCursor::blue));
49  scene->addRect(32,100,12,12,QPen(),QBrush(DrawingCursor::red));
50 
51  QPolygonF poly;
52  poly << QPointF(78,100) << QPointF(78+8,100+8)
53  << QPointF(78,100+16) << QPointF(78-8,100+8);
54  scene->addPolygon(poly,QPen(),QBrush(DrawingCursor::green));
55 
56  scene->addEllipse(110,100,16,16,QPen(),QBrush(DrawingCursor::white));
57 
58  QPen pen;
59  pen.setStyle(Qt::DotLine);
60  pen.setWidth(0);
61  scene->addLine(78,26,78,60,pen);
62  scene->addLine(78,76,38,100,pen);
63  scene->addLine(78,76,78,100,pen);
64  scene->addLine(78,76,118,100,pen);
65 
66  scene->addLine(135,10,145,10);
67  scene->addLine(145,10,145,110);
68  scene->addLine(145,60,135,60);
69  scene->addLine(145,110,135,110);
70 
71  nodeDepthLabel = scene->addText("0");
72  nodeDepthLabel->setPos(150,20);
73  subtreeDepthLabel = scene->addText("0");
74  subtreeDepthLabel->setPos(150,75);
75 
76  choicesLabel = scene->addText("0");
77  choicesLabel->setPos(45,57);
78 
79  solvedLabel = scene->addText("0");
80  solvedLabel->setPos(78-solvedLabel->document()->size().width()/2,120);
81  failedLabel = scene->addText("0");
82  failedLabel->setPos(30,120);
83  openLabel = scene->addText("0");
84  openLabel->setPos(110,120);
85 
86  QGraphicsView* view = new QGraphicsView(scene);
87  view->setRenderHints(view->renderHints() | QPainter::Antialiasing);
88  view->show();
89 
90  scene->setBackgroundBrush(Qt::white);
91 
92  boxLayout = new QVBoxLayout();
93  boxLayout->setContentsMargins(0,0,0,0);
94  boxLayout->addWidget(view);
95  setLayout(boxLayout);
96 
97  setWindowTitle("Gist node statistics");
98  setAttribute(Qt::WA_QuitOnClose, false);
99  setAttribute(Qt::WA_DeleteOnClose, false);
100  }
101 
102  void
104  VisualNode* n, const Statistics&, bool) {
105  if (isVisible()) {
106  int nd = -1;
107  for (VisualNode* p = n; p != NULL; p = p->getParent(na))
108  nd++;
109  nodeDepthLabel->setPlainText(QString("%1").arg(nd));;
110  StatCursor sc(n,na);
112  pnv.run();
113 
114  subtreeDepthLabel->setPlainText(
115  QString("%1").arg(pnv.getCursor().depth));
116  solvedLabel->setPlainText(QString("%1").arg(pnv.getCursor().solved));
117  solvedLabel->setPos(78-solvedLabel->document()->size().width()/2,120);
118  failedLabel->setPlainText(QString("%1").arg(pnv.getCursor().failed));
119  failedLabel->setPos(44-failedLabel->document()->size().width(),120);
120  choicesLabel->setPlainText(QString("%1").arg(pnv.getCursor().choice));
121  choicesLabel->setPos(66-choicesLabel->document()->size().width(),57);
122  openLabel->setPlainText(QString("%1").arg(pnv.getCursor().open));
123  }
124  }
125 
126  void
128  show();
129  activateWindow();
130  }
131 
132 }}
133 
134 // STATISTICS: gist-any
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:232
int n
Number of negative literals for node type.
Definition: bool-expr.cpp:234
static const QColor red
The color for failed nodes.
static const QColor blue
The color for choice nodes.
static const QColor green
The color for solved nodes.
static const QColor white
White color.
NodeStatInspector(QWidget *parent)
Definition: nodestats.cpp:42
void node(const VisualNode::NodeAllocator &, VisualNode *n, const Statistics &stat, bool finished)
Update display to reflect information about n.
Definition: nodestats.cpp:103
void showStats(void)
Show this window and bring it to the front.
Definition: nodestats.cpp:127
Cursor & getCursor(void)
Return the cursor.
Definition: nodevisitor.hpp:46
Run a cursor over a tree, processing nodes in pre-order.
Definition: nodevisitor.hh:72
void run(void)
Execute visitor.
A cursor that collects statistics.
Definition: nodecursor.hh:158
Statistics about the search tree
Definition: spacenode.hh:59
Node class that supports visual layout
Definition: visualnode.hh:125