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Diffstat (limited to 'src/opengl/qpaintengine_opengl_p.h')
-rw-r--r-- | src/opengl/qpaintengine_opengl_p.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/opengl/qpaintengine_opengl_p.h b/src/opengl/qpaintengine_opengl_p.h new file mode 100644 index 0000000..ad5d56b --- /dev/null +++ b/src/opengl/qpaintengine_opengl_p.h @@ -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 QtOpenGL 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. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QPAINTENGINE_OPENGL_P_H +#define QPAINTENGINE_OPENGL_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of the QLibrary class. This header file may change from +// version to version without notice, or even be removed. +// +// We mean it. +// + +#include <private/qpaintengineex_p.h> + +QT_BEGIN_NAMESPACE + +class QOpenGLPaintEnginePrivate; + +class QOpenGLPaintEngineState : public QPainterState +{ +public: + QOpenGLPaintEngineState(QOpenGLPaintEngineState &other); + QOpenGLPaintEngineState(); + ~QOpenGLPaintEngineState(); + + QRegion clipRegion; + bool hasClipping; + QRect fastClip; +}; + +class QOpenGLPaintEngine : public QPaintEngineEx +{ + Q_DECLARE_PRIVATE(QOpenGLPaintEngine) +public: + QOpenGLPaintEngine(); + ~QOpenGLPaintEngine(); + + bool begin(QPaintDevice *pdev); + bool end(); + + // new stuff + void clipEnabledChanged(); + void penChanged(); + void brushChanged(); + void brushOriginChanged(); + void opacityChanged(); + void compositionModeChanged(); + void renderHintsChanged(); + void transformChanged(); + + void fill(const QVectorPath &path, const QBrush &brush); + void clip(const QVectorPath &path, Qt::ClipOperation op); + + void setState(QPainterState *s); + QPainterState *createState(QPainterState *orig) const; + inline QOpenGLPaintEngineState *state() { + return static_cast<QOpenGLPaintEngineState *>(QPaintEngineEx::state()); + } + inline const QOpenGLPaintEngineState *state() const { + return static_cast<const QOpenGLPaintEngineState *>(QPaintEngineEx::state()); + } + + + // old stuff + void updateState(const QPaintEngineState &state); + + void updatePen(const QPen &pen); + void updateBrush(const QBrush &brush, const QPointF &pt); + void updateFont(const QFont &font); + void updateMatrix(const QTransform &matrix); + void updateClipRegion(const QRegion ®ion, Qt::ClipOperation op); + void updateRenderHints(QPainter::RenderHints hints); + void updateCompositionMode(QPainter::CompositionMode composition_mode); + + void drawRects(const QRectF *r, int rectCount); + void drawLines(const QLineF *lines, int lineCount); + void drawPoints(const QPointF *p, int pointCount); + void drawRects(const QRect *r, int rectCount); + void drawLines(const QLine *lines, int lineCount); + void drawPoints(const QPoint *p, int pointCount); + + void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr); + + void drawPath(const QPainterPath &path); + void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode); + void drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode); + void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s); + void drawImage(const QRectF &r, const QImage &image, const QRectF &sr, + Qt::ImageConversionFlags conversionFlags); + void drawTextItem(const QPointF &p, const QTextItem &ti); + + void drawEllipse(const QRectF &rect); + + QPixmapFilter *createPixmapFilter(int type) const; + +#ifdef Q_WS_WIN + HDC handle() const; +#else + Qt::HANDLE handle() const; +#endif + inline Type type() const { return QPaintEngine::OpenGL; } + +private: + void drawPolyInternal(const QPolygonF &pa, bool close = true); + void drawTextureRect(int tx_width, int tx_height, const QRectF &r, const QRectF &sr, GLenum target); + Q_DISABLE_COPY(QOpenGLPaintEngine) +}; + + +QT_END_NAMESPACE + +#endif // QPAINTENGINE_OPENGL_P_H |