102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
/*
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* Copyright (C) 2010 Adenilson Cavalcanti <cavalcantii@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "javascriptanimation_p.h"
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#include <QDebug>
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#include "animationscriptengine_p.h"
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/* TODO:
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* - support passing more parameters to the js animation object
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* - support more properties: angle, direction, etc
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* - support calling a 'resetAnimation' in js class when animation is stopped
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*/
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namespace Plasma
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{
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JavascriptAnimation::JavascriptAnimation(const QString &name, QObject *parent)
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: Animation(parent), m_fps(0), m_name(name), engine(0), m_instance(0), m_method(0)
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{
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}
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JavascriptAnimation::~JavascriptAnimation()
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{
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delete m_instance;
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delete m_method;
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}
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void JavascriptAnimation::updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState)
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{
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qDebug() << ".................. state: " << newState;
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if (oldState == Stopped && newState == Running) {
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if (!engine) {
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engine = AnimationScriptEngine::globalEngine();
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//Define the class and create an instance
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if (!m_instance) {
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m_instance = new QScriptValue;
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QScriptValueList args;
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args << engine->newQObject(targetWidget()) << duration();
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*m_instance = AnimationScriptEngine::animation(m_name).construct(args);
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qDebug( )<< "trying for" << m_name << m_instance->isFunction();
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}
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//Get the method of the object
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if (!m_method) {
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m_method = new QScriptValue;
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*m_method = m_instance->property(QString("updateCurrentTime"));
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if (!m_method->isFunction()) {
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qDebug() << "**************** ERROR! ************";
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} else {
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qDebug() << ".................. success js instance creation!";
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}
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}
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//Center the widget for transformation
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qreal x = targetWidget()->geometry().height()/2;
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qreal y = targetWidget()->geometry().width()/2;
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targetWidget()->setTransformOriginPoint(x, y);
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}
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m_fps = 0;
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} else if (oldState == Running && newState == Stopped) {
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qDebug() << ".........." << m_name << " fps: " << m_fps * 1000/duration();
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}
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}
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void JavascriptAnimation::updateCurrentTime(int currentTime)
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{
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if (m_method->isFunction()) {
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++m_fps;
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QScriptValueList args;
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args << currentTime;
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m_method->call(*m_instance, args);
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}
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}
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} //namespace Plasma
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#include <javascriptanimation_p.moc>
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