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Diffstat (limited to 'src/quick/items/context2d/qquickcanvascontext_p.h')
-rw-r--r-- | src/quick/items/context2d/qquickcanvascontext_p.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/quick/items/context2d/qquickcanvascontext_p.h b/src/quick/items/context2d/qquickcanvascontext_p.h new file mode 100644 index 0000000000..6a2edef7a8 --- /dev/null +++ b/src/quick/items/context2d/qquickcanvascontext_p.h @@ -0,0 +1,93 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QQUICKCANVASCONTEXT_P_H +#define QQUICKCANVASCONTEXT_P_H + +#include <QtQuick/qquickitem.h> +#include <private/qv8engine_p.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QQuickCanvasItem; +class QSGDynamicTexture; + +class QQuickCanvasContextPrivate; +class QQuickCanvasContext : public QObject +{ + Q_OBJECT + +public: + QQuickCanvasContext(QObject *parent = 0); + ~QQuickCanvasContext(); + + virtual QStringList contextNames() const = 0; + + // Init (ignore options if necessary) + virtual void init(QQuickCanvasItem *canvasItem, const QVariantMap &args) = 0; + + virtual void prepare(const QSize& canvasSize, const QSize& tileSize, const QRect& canvasWindow, const QRect& dirtyRect, bool smooth); + + // Indicate this is a good time to begin composition + virtual void flush(); + + // Cause render (if necessary) to surface via execution unit + virtual void sync(); + + virtual void setV8Engine(QV8Engine *engine) = 0; + virtual v8::Handle<v8::Object> v8value() const = 0; + + virtual QSGDynamicTexture *texture() const = 0; + + virtual QImage toImage(const QRectF& bounds) = 0; + +Q_SIGNALS: + void textureChanged(); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif //QQUICKCANVASCONTEXT_P_H |