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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
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Long live Qt 4.5!
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+/****************************************************************************
+**
+** 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 &region, 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