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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt scene graph research project.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef ADAPTATIONINTERFACES_H
#define ADAPTATIONINTERFACES_H
#include <QtCore/qobject.h>
#include <QtCore/qrect.h>
#include <QtGui/qcolor.h>
#include <QtCore/qsharedpointer.h>
#include <QtGui/qglyphs.h>
#include <QtCore/qurl.h>
#include "node.h"
#include "qsgtexturemanager.h"
class Node;
class QImage;
class TextureReference;
// TODO: Rename from XInterface to AbstractX.
class RectangleNodeInterface : public GeometryNode
{
public:
RectangleNodeInterface() : m_radius(0), m_opacity(1), m_pen_width(0) { }
virtual void setRect(const QRectF &rect) = 0;
QRectF rect() const { return m_rect; }
virtual void setColor(const QColor &color) = 0;
QColor color() const { return m_color; }
virtual void setPenColor(const QColor &color) = 0;
QColor penColor() const { return m_pen_color; }
virtual void setPenWidth(int width) = 0;
int penWidth() const { return m_pen_width; }
virtual void setOpacity(qreal opacity) = 0;
qreal opacity() const { return m_opacity; }
virtual void setGradientStops(const QGradientStops &stops) = 0;
QGradientStops gradientStops() const { return m_gradient_stops; }
virtual void setRadius(qreal radius) = 0;
qreal radius() const { return m_radius; }
protected:
QRectF m_rect;
QGradientStops m_gradient_stops;
QColor m_color;
QColor m_pen_color;
qreal m_radius;
qreal m_opacity;
int m_pen_width;
};
class TextureNodeInterface : public GeometryNode
{
public:
TextureNodeInterface() : m_texture(0), m_opacity(1), m_clamp_to_edge(true), m_linear_filtering(false) { }
virtual void setRect(const QRectF &rect) = 0;
QRectF rect() const { return m_rect; }
// Normalized source coordinates..
virtual void setSourceRect(const QRectF &rect) = 0;
QRectF sourceRect() const { return m_source_rect; }
virtual void setOpacity(qreal opacity) = 0;
qreal opacity() const { return m_opacity; }
virtual void setTexture(const QSGTextureRef &ref) = 0;
const QSGTextureRef &texture() const;
virtual void setClampToEdge(bool clampToEdge) = 0;
bool clampToEdge() const { return m_clamp_to_edge; }
virtual void setLinearFiltering(bool linearFiltering) = 0;
bool linearFiltering() const { return m_linear_filtering; }
protected:
QSGTextureRef m_texture;
QRectF m_rect;
QRectF m_source_rect;
qreal m_opacity;
bool m_clamp_to_edge;
bool m_linear_filtering;
};
//typedef QSharedPointer<const QGLTexture2D> QGLTexture2DConstPtr;
//typedef QSharedPointer<QGLTexture2D> QGLTexture2DPtr;
//class TextureAtlasInterface
//{
//public:
// enum Flag
// {
// DynamicFlag = 0x01 // Set if images are added to the texture atlas every few frames.
// };
// TextureAtlasInterface(uint flags) : m_flags(flags) { }
// virtual ~TextureAtlasInterface() { }
// virtual QGLTexture2DConstPtr texture() = 0;
// virtual QRect allocate(const QImage &image, bool clampToEdge) = 0;
// virtual void deallocate(const QRect &rect) = 0;
// uint flags() const { return m_flags; }
//protected:
// uint m_flags;
//};
class GlyphNodeInterface: public GeometryNode
{
public:
GlyphNodeInterface() : m_opacity(1.0) {}
virtual void setGlyphs(const QPointF &position, const QGlyphs &glyphs) = 0;
QPointF position() const { return m_position; }
QGlyphs glyphs() const { return m_glyphs; }
virtual void setOpacity(qreal opacity) = 0;
qreal opacity() const { return m_opacity; }
virtual void setColor(const QColor &color) = 0;
QColor color() const { return m_color; }
virtual QPointF baseLine() const = 0;
protected:
qreal m_opacity;
QGlyphs m_glyphs;
QPointF m_position;
QColor m_color;
};
#endif
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