nodewidget.cpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Guido Tack <tack@gecode.org>
*
* Copyright:
* Guido Tack, 2006
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <gecode/gist/nodewidget.hh>
#include <gecode/gist/drawingcursor.hh>
namespace Gecode { namespace Gist {
NodeWidget::NodeWidget(NodeStatus s) : status(s) {
setMinimumSize(22,22);
setMaximumSize(22,22);
}
void NodeWidget::paintEvent(QPaintEvent*) {
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
int hw= width()/2;
int myx = hw+2; int myy = 2;
switch (status) {
case SOLVED:
{
QPoint points[4] = {QPoint(myx,myy),
QPoint(myx+8,myy+8),
QPoint(myx,myy+16),
QPoint(myx-8,myy+8)
};
painter.setBrush(QBrush(DrawingCursor::green));
painter.drawConvexPolygon(points, 4);
}
break;
case FAILED:
{
painter.setBrush(QBrush(DrawingCursor::red));
painter.drawRect(myx-6, myy+2, 12, 12);
}
break;
case BRANCH:
{
painter.setBrush(QBrush(DrawingCursor::blue));
painter.drawEllipse(myx-8, myy, 16, 16);
}
break;
case UNDETERMINED:
{
painter.setBrush(QBrush(Qt::white));
painter.drawEllipse(myx-8, myy, 16, 16);
}
break;
default:
break;
}
}
}}
// STATISTICS: gist-any
Gecode::Gist::DrawingCursor::red
static const QColor red
The color for failed nodes.
Definition drawingcursor.hh:61
Gecode::Gist::DrawingCursor::blue
static const QColor blue
The color for choice nodes.
Definition drawingcursor.hh:65
Gecode::Gist::DrawingCursor::green
static const QColor green
The color for solved nodes.
Definition drawingcursor.hh:63
Gecode::Gist::NodeWidget::NodeWidget
NodeWidget(NodeStatus s)
Definition nodewidget.cpp:39
Gecode::Gist::NodeWidget::paintEvent
void paintEvent(QPaintEvent *)
Definition nodewidget.cpp:44
Gecode::Gist::NodeWidget::status
NodeStatus status
Definition nodewidget.hh:47
drawingcursor.hh
Gecode::Gist
The Gecode Interactive Search Tool.
Gecode::Gist::NodeStatus
NodeStatus
Status of nodes in the search tree.
Definition spacenode.hh:44
Gecode::Gist::UNDETERMINED
@ UNDETERMINED
Node that has not been explored yet.
Definition spacenode.hh:48
Gecode::Gist::FAILED
@ FAILED
Node representing failure.
Definition spacenode.hh:46
Gecode::Gist::SOLVED
@ SOLVED
Node representing a solution.
Definition spacenode.hh:45
Gecode::Gist::BRANCH
@ BRANCH
Node representing a branch.
Definition spacenode.hh:47
Gecode
Gecode toplevel namespace
nodewidget.hh