629d6eda5c
Replace Nokia contact email address with Qt Project website. Change-Id: I431bbbf76d7c27d8b502f87947675c116994c415 Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
308 lines
9.8 KiB
C++
308 lines
9.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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#include "robot.h"
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//! [0]
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RobotPart::RobotPart(QGraphicsItem *parent)
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: QGraphicsObject(parent), color(Qt::lightGray), dragOver(false)
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{
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setAcceptDrops(true);
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}
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//! [0]
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//! [1]
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void RobotPart::dragEnterEvent(QGraphicsSceneDragDropEvent *event)
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{
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if (event->mimeData()->hasColor()) {
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event->setAccepted(true);
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dragOver = true;
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update();
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} else {
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event->setAccepted(false);
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}
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}
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//! [1]
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//! [2]
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void RobotPart::dragLeaveEvent(QGraphicsSceneDragDropEvent *event)
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{
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Q_UNUSED(event);
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dragOver = false;
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update();
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}
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//! [2]
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//! [3]
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void RobotPart::dropEvent(QGraphicsSceneDragDropEvent *event)
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{
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dragOver = false;
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if (event->mimeData()->hasColor())
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color = qvariant_cast<QColor>(event->mimeData()->colorData());
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update();
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}
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//! [3]
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//! [4]
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RobotHead::RobotHead(QGraphicsItem *parent)
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: RobotPart(parent)
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{
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}
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//! [4]
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//! [5]
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QRectF RobotHead::boundingRect() const
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{
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return QRectF(-15, -50, 30, 50);
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}
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//! [5]
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//! [6]
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void RobotHead::paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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if (pixmap.isNull()) {
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painter->setBrush(dragOver ? color.light(130) : color);
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painter->drawRoundedRect(-10, -30, 20, 30, 25, 25, Qt::RelativeSize);
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painter->setBrush(Qt::white);
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painter->drawEllipse(-7, -3 - 20, 7, 7);
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painter->drawEllipse(0, -3 - 20, 7, 7);
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painter->setBrush(Qt::black);
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painter->drawEllipse(-5, -1 - 20, 2, 2);
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painter->drawEllipse(2, -1 - 20, 2, 2);
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painter->setPen(QPen(Qt::black, 2));
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painter->setBrush(Qt::NoBrush);
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painter->drawArc(-6, -2 - 20, 12, 15, 190 * 16, 160 * 16);
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} else {
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painter->scale(.2272, .2824);
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painter->drawPixmap(QPointF(-15 * 4.4, -50 * 3.54), pixmap);
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}
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}
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//! [6]
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//! [7]
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void RobotHead::dragEnterEvent(QGraphicsSceneDragDropEvent *event)
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{
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if (event->mimeData()->hasImage()) {
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event->setAccepted(true);
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dragOver = true;
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update();
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} else {
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RobotPart::dragEnterEvent(event);
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}
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}
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//! [7]
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//! [8]
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void RobotHead::dropEvent(QGraphicsSceneDragDropEvent *event)
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{
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if (event->mimeData()->hasImage()) {
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dragOver = false;
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pixmap = qvariant_cast<QPixmap>(event->mimeData()->imageData());
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update();
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} else {
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RobotPart::dropEvent(event);
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}
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}
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//! [8]
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RobotTorso::RobotTorso(QGraphicsItem *parent)
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: RobotPart(parent)
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{
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}
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QRectF RobotTorso::boundingRect() const
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{
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return QRectF(-30, -20, 60, 60);
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}
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void RobotTorso::paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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painter->setBrush(dragOver ? color.light(130) : color);
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painter->drawRoundedRect(-20, -20, 40, 60, 25, 25, Qt::RelativeSize);
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painter->drawEllipse(-25, -20, 20, 20);
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painter->drawEllipse(5, -20, 20, 20);
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painter->drawEllipse(-20, 22, 20, 20);
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painter->drawEllipse(0, 22, 20, 20);
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}
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RobotLimb::RobotLimb(QGraphicsItem *parent)
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: RobotPart(parent)
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{
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}
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QRectF RobotLimb::boundingRect() const
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{
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return QRectF(-5, -5, 40, 10);
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}
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void RobotLimb::paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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painter->setBrush(dragOver ? color.light(130) : color);
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painter->drawRoundedRect(boundingRect(), 50, 50, Qt::RelativeSize);
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painter->drawEllipse(-5, -5, 10, 10);
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}
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//! [10]
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Robot::Robot(QGraphicsItem *parent)
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: RobotPart(parent)
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{
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setFlag(ItemHasNoContents);
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QGraphicsObject *torsoItem = new RobotTorso(this);
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QGraphicsObject *headItem = new RobotHead(torsoItem);
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QGraphicsObject *upperLeftArmItem = new RobotLimb(torsoItem);
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QGraphicsObject *lowerLeftArmItem = new RobotLimb(upperLeftArmItem);
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QGraphicsObject *upperRightArmItem = new RobotLimb(torsoItem);
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QGraphicsObject *lowerRightArmItem = new RobotLimb(upperRightArmItem);
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QGraphicsObject *upperRightLegItem = new RobotLimb(torsoItem);
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QGraphicsObject *lowerRightLegItem = new RobotLimb(upperRightLegItem);
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QGraphicsObject *upperLeftLegItem = new RobotLimb(torsoItem);
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QGraphicsObject *lowerLeftLegItem = new RobotLimb(upperLeftLegItem);
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//! [10]
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//! [11]
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headItem->setPos(0, -18);
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upperLeftArmItem->setPos(-15, -10);
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lowerLeftArmItem->setPos(30, 0);
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upperRightArmItem->setPos(15, -10);
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lowerRightArmItem->setPos(30, 0);
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upperRightLegItem->setPos(10, 32);
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lowerRightLegItem->setPos(30, 0);
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upperLeftLegItem->setPos(-10, 32);
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lowerLeftLegItem->setPos(30, 0);
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//! [11]
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//! [12]
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QParallelAnimationGroup *animation = new QParallelAnimationGroup(this);
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QPropertyAnimation *headAnimation = new QPropertyAnimation(headItem, "rotation");
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headAnimation->setStartValue(20);
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headAnimation->setEndValue(-20);
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QPropertyAnimation *headScaleAnimation = new QPropertyAnimation(headItem, "scale");
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headScaleAnimation->setEndValue(1.1);
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animation->addAnimation(headAnimation);
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animation->addAnimation(headScaleAnimation);
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//! [12]
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QPropertyAnimation *upperLeftArmAnimation = new QPropertyAnimation(upperLeftArmItem, "rotation");
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upperLeftArmAnimation->setStartValue(190);
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upperLeftArmAnimation->setEndValue(180);
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animation->addAnimation(upperLeftArmAnimation);
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QPropertyAnimation *lowerLeftArmAnimation = new QPropertyAnimation(lowerLeftArmItem, "rotation");
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lowerLeftArmAnimation->setStartValue(50);
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lowerLeftArmAnimation->setEndValue(10);
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animation->addAnimation(lowerLeftArmAnimation);
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QPropertyAnimation *upperRightArmAnimation = new QPropertyAnimation(upperRightArmItem, "rotation");
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upperRightArmAnimation->setStartValue(300);
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upperRightArmAnimation->setEndValue(310);
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animation->addAnimation(upperRightArmAnimation);
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QPropertyAnimation *lowerRightArmAnimation = new QPropertyAnimation(lowerRightArmItem, "rotation");
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lowerRightArmAnimation->setStartValue(0);
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lowerRightArmAnimation->setEndValue(-70);
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animation->addAnimation(lowerRightArmAnimation);
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QPropertyAnimation *upperLeftLegAnimation = new QPropertyAnimation(upperLeftLegItem, "rotation");
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upperLeftLegAnimation->setStartValue(150);
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upperLeftLegAnimation->setEndValue(80);
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animation->addAnimation(upperLeftLegAnimation);
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QPropertyAnimation *lowerLeftLegAnimation = new QPropertyAnimation(lowerLeftLegItem, "rotation");
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lowerLeftLegAnimation->setStartValue(70);
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lowerLeftLegAnimation->setEndValue(10);
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animation->addAnimation(lowerLeftLegAnimation);
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QPropertyAnimation *upperRightLegAnimation = new QPropertyAnimation(upperRightLegItem, "rotation");
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upperRightLegAnimation->setStartValue(40);
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upperRightLegAnimation->setEndValue(120);
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animation->addAnimation(upperRightLegAnimation);
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QPropertyAnimation *lowerRightLegAnimation = new QPropertyAnimation(lowerRightLegItem, "rotation");
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lowerRightLegAnimation->setStartValue(10);
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lowerRightLegAnimation->setEndValue(50);
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animation->addAnimation(lowerRightLegAnimation);
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QPropertyAnimation *torsoAnimation = new QPropertyAnimation(torsoItem, "rotation");
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torsoAnimation->setStartValue(5);
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torsoAnimation->setEndValue(-20);
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animation->addAnimation(torsoAnimation);
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//! [13]
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for (int i = 0; i < animation->animationCount(); ++i) {
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QPropertyAnimation *anim = qobject_cast<QPropertyAnimation *>(animation->animationAt(i));
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anim->setEasingCurve(QEasingCurve::SineCurve);
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anim->setDuration(2000);
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}
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animation->setLoopCount(-1);
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animation->start();
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//! [13]
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}
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//! [9]
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QRectF Robot::boundingRect() const
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{
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return QRectF();
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}
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void Robot::paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(painter);
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Q_UNUSED(option);
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Q_UNUSED(widget);
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}
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//! [9]
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