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Diffstat (limited to 'examples/script/context2d/domimage.cpp')
-rw-r--r-- | examples/script/context2d/domimage.cpp | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/examples/script/context2d/domimage.cpp b/examples/script/context2d/domimage.cpp new file mode 100644 index 0000000..66a2c95 --- /dev/null +++ b/examples/script/context2d/domimage.cpp @@ -0,0 +1,157 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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 "domimage.h" + +#include <QVariant> + +#include <qscriptcontext.h> + +QScriptValue DomImage::s_self; + +DomImage::DomImage() +{ +} + + +int DomImage::width() const +{ + return m_image.width(); +} + + +int DomImage::height() const +{ + return m_image.height(); +} + + +QString DomImage::src() const +{ + return m_src; +} + +void DomImage::setSrc(const QString &src) +{ + m_src = src; + m_image = QImage(m_src); +} + + +QString DomImage::name() const +{ + return m_src; +} + +static QScriptValue Image(QScriptContext *context, QScriptEngine *env) +{ + QScriptValue val = context->thisObject(); + DomImage *image = new DomImage(); + QScriptValue klass = env->newVariant(qVariantFromValue(image)); + klass.setPrototype(DomImage::s_self); + return klass; +} + + +static QScriptValue width(QScriptContext *context, QScriptEngine *) +{ + QScriptValue val = context->thisObject(); + + DomImage *image = qvariant_cast<DomImage*> (val.toVariant()); + if (image) + return image->width(); + + return 0; +} + + +static QScriptValue height(QScriptContext *context, QScriptEngine *) +{ + QScriptValue val = context->thisObject(); + + DomImage *image = qvariant_cast<DomImage*> (val.toVariant()); + if (image) + return image->height(); + + return 0; +} + + +static QScriptValue setSrc(QScriptContext *context, QScriptEngine *env) +{ + QScriptValue val = context->thisObject(); + QString src = context->argument(0).toString(); + + DomImage *image = qvariant_cast<DomImage*> (val.toVariant()); + if (image) + image->setSrc(src); + + return env->undefinedValue(); +} + + +static QScriptValue name(QScriptContext *context, QScriptEngine *) +{ + QScriptValue val = context->thisObject(); + + DomImage *image = qvariant_cast<DomImage*> (val.toVariant()); + if (image) + return image->name(); + + return QString(); +} + + +void DomImage::setup(QScriptEngine *e) +{ + qRegisterMetaType<DomImage>(); + + e->globalObject().setProperty("Image", + e->newFunction(::Image, 0)); + + s_self = e->newObject(); + s_self.setProperty("setSrc", e->newFunction(&::setSrc, 1)); + s_self.setProperty("width", e->newFunction(&::width)); + s_self.setProperty("height", e->newFunction(&::height)); + s_self.setProperty("name", e->newFunction(&::name)); + + e->setDefaultPrototype(qMetaTypeId<DomImage>(), s_self); +} |