nodewidget.cpp
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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Guido Tack <tack@gecode.org> 00005 * 00006 * Copyright: 00007 * Guido Tack, 2006 00008 * 00009 * Last modified: 00010 * $Date: 2009-05-13 11:04:40 +0200 (Wed, 13 May 2009) $ by $Author: schulte $ 00011 * $Revision: 9083 $ 00012 * 00013 * This file is part of Gecode, the generic constraint 00014 * development environment: 00015 * http://www.gecode.org 00016 * 00017 * Permission is hereby granted, free of charge, to any person obtaining 00018 * a copy of this software and associated documentation files (the 00019 * "Software"), to deal in the Software without restriction, including 00020 * without limitation the rights to use, copy, modify, merge, publish, 00021 * distribute, sublicense, and/or sell copies of the Software, and to 00022 * permit persons to whom the Software is furnished to do so, subject to 00023 * the following conditions: 00024 * 00025 * The above copyright notice and this permission notice shall be 00026 * included in all copies or substantial portions of the Software. 00027 * 00028 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00029 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00030 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00031 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00032 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00033 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00034 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00035 * 00036 */ 00037 00038 #include <gecode/gist/nodewidget.hh> 00039 #include <gecode/gist/drawingcursor.hh> 00040 00041 namespace Gecode { namespace Gist { 00042 00043 NodeWidget::NodeWidget(NodeStatus s) : status(s) { 00044 setMinimumSize(22,22); 00045 setMaximumSize(22,22); 00046 } 00047 00048 void NodeWidget::paintEvent(QPaintEvent*) { 00049 QPainter painter(this); 00050 painter.setRenderHint(QPainter::Antialiasing); 00051 int hw= width()/2; 00052 int myx = hw+2; int myy = 2; 00053 switch (status) { 00054 case SOLVED: 00055 { 00056 QPoint points[4] = {QPoint(myx,myy), 00057 QPoint(myx+8,myy+8), 00058 QPoint(myx,myy+16), 00059 QPoint(myx-8,myy+8) 00060 }; 00061 painter.setBrush(QBrush(DrawingCursor::green)); 00062 painter.drawConvexPolygon(points, 4); 00063 } 00064 break; 00065 case FAILED: 00066 { 00067 painter.setBrush(QBrush(DrawingCursor::red)); 00068 painter.drawRect(myx-6, myy+2, 12, 12); 00069 } 00070 break; 00071 case BRANCH: 00072 { 00073 painter.setBrush(QBrush(DrawingCursor::blue)); 00074 painter.drawEllipse(myx-8, myy, 16, 16); 00075 } 00076 break; 00077 case UNDETERMINED: 00078 { 00079 painter.setBrush(QBrush(Qt::white)); 00080 painter.drawEllipse(myx-8, myy, 16, 16); 00081 } 00082 break; 00083 default: 00084 break; 00085 } 00086 } 00087 00088 }} 00089 00090 // STATISTICS: gist-any