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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 QtOpenVG 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 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 QPAINTENGINE_VG_P_H
#define QPAINTENGINE_VG_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtGui/private/qpaintengineex_p.h>
#include <QtGui/private/qtextureglyphcache_p.h>
QT_BEGIN_NAMESPACE
class QVGPaintEnginePrivate;
class QPixmapData;
class QVGEGLWindowSurfacePrivate;
class Q_OPENVG_EXPORT QVGPainterState : public QPainterState
{
public:
QVGPainterState(QVGPainterState& other);
QVGPainterState();
~QVGPainterState();
bool isNew;
QRegion clipRegion;
QPaintEngine::DirtyFlags savedDirty;
};
class Q_OPENVG_EXPORT QVGPaintEngine : public QPaintEngineEx
{
Q_DECLARE_PRIVATE(QVGPaintEngine)
public:
QVGPaintEngine();
~QVGPaintEngine();
Type type() const { return OpenVG; }
QPainterState *createState(QPainterState *orig) const;
bool begin(QPaintDevice *pdev);
bool end();
void draw(const QVectorPath &path);
void fill(const QVectorPath &path, const QBrush &brush);
void stroke(const QVectorPath &path, const QPen &pen);
void clip(const QVectorPath &path, Qt::ClipOperation op);
void clip(const QRect &rect, Qt::ClipOperation op);
void clip(const QRegion ®ion, Qt::ClipOperation op);
void clip(const QPainterPath &path, Qt::ClipOperation op);
void clipEnabledChanged();
void penChanged();
void brushChanged();
void brushOriginChanged();
void opacityChanged();
void compositionModeChanged();
void renderHintsChanged();
void transformChanged();
void fillRect(const QRectF &rect, const QBrush &brush);
void fillRect(const QRectF &rect, const QColor &color);
void drawRoundedRect(const QRectF &rect, qreal xrad, qreal yrad, Qt::SizeMode mode);
void drawRects(const QRect *rects, int rectCount);
void drawRects(const QRectF *rects, int rectCount);
void drawLines(const QLine *lines, int lineCount);
void drawLines(const QLineF *lines, int lineCount);
void drawEllipse(const QRectF &r);
void drawEllipse(const QRect &r);
void drawPath(const QPainterPath &path);
void drawPoints(const QPointF *points, int pointCount);
void drawPoints(const QPoint *points, int pointCount);
void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode);
void drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode);
void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr);
void drawPixmap(const QPointF &pos, const QPixmap &pm);
void drawImage(const QRectF &r, const QImage &pm, const QRectF &sr,
Qt::ImageConversionFlags flags = Qt::AutoColor);
void drawImage(const QPointF &pos, const QImage &image);
void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s);
void drawPixmapFragments(const QPainter::Fragment *drawingData, int dataCount, const QPixmap &pixmap, QFlags<QPainter::FragmentHint> hints);
void drawTextItem(const QPointF &p, const QTextItem &textItem);
void drawStaticTextItem(QStaticTextItem *staticTextItem);
bool drawCachedGlyphs(int numGlyphs, const glyph_t *glyphs, const QFont &font,
QFontEngine *fontEngine, const QPointF &p);
void setState(QPainterState *s);
QVGPainterState *state() { return static_cast<QVGPainterState *>(QPaintEngineEx::state()); }
const QVGPainterState *state() const { return static_cast<const QVGPainterState *>(QPaintEngineEx::state()); }
void beginNativePainting();
void endNativePainting();
QPixmapFilter *pixmapFilter(int type, const QPixmapFilter *prototype);
QVGPaintEnginePrivate *vgPrivate() { Q_D(QVGPaintEngine); return d; }
void fillRegion(const QRegion& region, const QColor& color, const QSize& surfaceSize);
protected:
QVGPaintEngine(QVGPaintEnginePrivate &data);
private:
void restoreState(QPaintEngine::DirtyFlags dirty);
void updateScissor();
QRegion defaultClipRegion();
bool isDefaultClipRegion(const QRegion& region);
bool isDefaultClipRect(const QRect& rect);
bool clearRect(const QRectF &rect, const QColor &color);
};
QT_END_NAMESPACE
#endif
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