Generated on Thu Jan 16 2025 00:00:00 for Gecode by doxygen 1.14.0
nodewidget.cpp
Go to the documentation of this file.
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
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
36
37namespace Gecode { namespace Gist {
38
40 setMinimumSize(22,22);
41 setMaximumSize(22,22);
42 }
43
44 void NodeWidget::paintEvent(QPaintEvent*) {
45 QPainter painter(this);
46 painter.setRenderHint(QPainter::Antialiasing);
47 int hw= width()/2;
48 int myx = hw+2; int myy = 2;
49 switch (status) {
50 case SOLVED:
51 {
52 QPoint points[4] = {QPoint(myx,myy),
53 QPoint(myx+8,myy+8),
54 QPoint(myx,myy+16),
55 QPoint(myx-8,myy+8)
56 };
57 painter.setBrush(QBrush(DrawingCursor::green));
58 painter.drawConvexPolygon(points, 4);
59 }
60 break;
61 case FAILED:
62 {
63 painter.setBrush(QBrush(DrawingCursor::red));
64 painter.drawRect(myx-6, myy+2, 12, 12);
65 }
66 break;
67 case BRANCH:
68 {
69 painter.setBrush(QBrush(DrawingCursor::blue));
70 painter.drawEllipse(myx-8, myy, 16, 16);
71 }
72 break;
73 case UNDETERMINED:
74 {
75 painter.setBrush(QBrush(Qt::white));
76 painter.drawEllipse(myx-8, myy, 16, 16);
77 }
78 break;
79 default:
80 break;
81 }
82 }
83
84}}
85
86// STATISTICS: gist-any
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.
void paintEvent(QPaintEvent *)
The Gecode Interactive Search Tool.
NodeStatus
Status of nodes in the search tree.
Definition spacenode.hh:44
@ UNDETERMINED
Node that has not been explored yet.
Definition spacenode.hh:48
@ FAILED
Node representing failure.
Definition spacenode.hh:46
@ SOLVED
Node representing a solution.
Definition spacenode.hh:45
@ BRANCH
Node representing a branch.
Definition spacenode.hh:47
Gecode toplevel namespace