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Diffstat (limited to 'src/declarative/canvas/qsimplecanvasdebugplugin.cpp')
| -rw-r--r-- | src/declarative/canvas/qsimplecanvasdebugplugin.cpp | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/declarative/canvas/qsimplecanvasdebugplugin.cpp b/src/declarative/canvas/qsimplecanvasdebugplugin.cpp new file mode 100644 index 0000000..12088c1 --- /dev/null +++ b/src/declarative/canvas/qsimplecanvasdebugplugin.cpp @@ -0,0 +1,155 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qsimplecanvasdebugplugin_p.h" +#include "qdebug.h" +#include <QtCore/qabstractanimation.h> +#include <qsimplecanvas.h> +#include <qsimplecanvasitem.h> + +QT_BEGIN_NAMESPACE + +class FrameBreakAnimation : public QAbstractAnimation +{ +public: + FrameBreakAnimation(QSimpleCanvasDebugPlugin *s) + : QAbstractAnimation(s), server(s) + { + start(); + } + + virtual int duration() const { return -1; } + virtual void updateCurrentTime(int msecs) { + Q_UNUSED(msecs); + server->frameBreak(); + } + +private: + QSimpleCanvasDebugPlugin *server; +}; + +QSimpleCanvasDebugPlugin::QSimpleCanvasDebugPlugin(QObject *parent) +: QmlDebugServerPlugin(QLatin1String("CanvasFrameRate"), parent), _breaks(0) +{ + _time.start(); + new FrameBreakAnimation(this); +} + +void QSimpleCanvasDebugPlugin::addTiming(quint32 paint, + quint32 repaint, + quint32 timeBetweenFrames) +{ + if (!isEnabled()) + return; + + bool isFrameBreak = _breaks > 1; + _breaks = 0; + int e = _time.elapsed(); + QByteArray data; + QDataStream ds(&data, QIODevice::WriteOnly); + ds << (int)paint << (int)repaint << (int)timeBetweenFrames << (int)e + << (bool)isFrameBreak; + sendMessage(data); +} + +void QSimpleCanvasDebugPlugin::frameBreak() +{ + _breaks++; +} + +QSimpleCanvasSceneDebugPlugin::QSimpleCanvasSceneDebugPlugin(QSimpleCanvas *parent) +: QmlDebugServerPlugin(QLatin1String("CanvasScene"), parent), m_canvas(parent) +{ +} + +void QSimpleCanvasSceneDebugPlugin::messageReceived(const QByteArray &) +{ + refresh(); +} + +void QSimpleCanvasSceneDebugPlugin::refresh() +{ + QByteArray data; + QDataStream ds(&data, QIODevice::WriteOnly); + const QList<QSimpleCanvasItem *> &children = m_canvas->root()->children(); + ds << children.count(); + for (int ii = 0; ii < children.count(); ++ii) + refresh(ds, children.at(ii)); + + sendMessage(data); +} + +void QSimpleCanvasSceneDebugPlugin::refresh(QDataStream &ds, + QSimpleCanvasItem *item) +{ + ds << QmlDebugServerPlugin::objectToString(item) << item->x() << item->y() + << item->z() << item->width() << item->height() + << (int)item->transformOrigin() << item->scale() << (int)item->flip() +#ifdef QFX_RENDER_OPENGL + << item->transform().toTransform() +#elif defined(QFX_RENDER_QPAINTER) + << item->transform() +#endif + << item->hasActiveFocus() << (int)item->options(); + + QPixmap pix; + + if(item->options() & QSimpleCanvasItem::HasContents && + item->width() > 0 && item->height() > 0) { + + pix = QPixmap(item->width(), item->height()); + pix.fill(QColor(0,0,0,0)); + QPainter p(&pix); + item->paintContents(p); + + } + + ds << pix; + + const QList<QSimpleCanvasItem *> &children = item->children(); + ds << children.count(); + + for(int ii = 0; ii < children.count(); ++ii) + refresh(ds, children.at(ii)); +} + +QT_END_NAMESPACE + |