File indexing completed on 2022-10-04 14:27:23

0001 /*
0002     SPDX-FileCopyrightText: 2008-2010 Stefan Majewsky <majewsky@gmx.net>
0003 
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006 
0007 #include "view.h"
0008 
0009 #include <QWheelEvent>
0010 #include <KLocalizedString>
0011 
0012 KDiamond::View::View(QWidget *parent)
0013     : QGraphicsView(parent)
0014 {
0015     setFrameStyle(QFrame::NoFrame);
0016     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
0017     setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
0018     //optimize rendering
0019     setOptimizationFlags(QGraphicsView::DontSavePainterState | QGraphicsView::DontAdjustForAntialiasing);
0020     //"What's this?" context help
0021     setWhatsThis(i18n("<h3>Rules of Game</h3><p>Your goal is to assemble lines of at least three similar diamonds. Click on two adjacent diamonds to swap them.</p><p>Earn extra points by building cascades, and extra seconds by assembling big lines or multiple lines at one time.</p>"));
0022 }
0023 
0024 void KDiamond::View::setScene(QGraphicsScene *scene)
0025 {
0026     QGraphicsView::setScene(scene);
0027     resizeEvent(nullptr);
0028 }
0029 
0030 void KDiamond::View::resizeEvent(QResizeEvent *event)
0031 {
0032     Q_UNUSED(event)
0033     //make widget coordinates equal scene coordinates
0034     scene()->setSceneRect(rect());
0035     setTransform(QTransform());
0036 }
0037 
0038 void KDiamond::View::wheelEvent(QWheelEvent *event)
0039 {
0040     //do not allow wheel events
0041     event->ignore();
0042 }