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Diffstat (limited to 'src/opengl/qglpaintdevice_p.h')
-rw-r--r-- | src/opengl/qglpaintdevice_p.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/opengl/qglpaintdevice_p.h b/src/opengl/qglpaintdevice_p.h new file mode 100644 index 0000000..ad680a9 --- /dev/null +++ b/src/opengl/qglpaintdevice_p.h @@ -0,0 +1,168 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (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 http://qt.nokia.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGLPAINTDEVICE_P_H +#define QGLPAINTDEVICE_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 QtOpenGL module. This header file may change from +// version to version without notice, or even be removed. +// +// We mean it. +// + +#include <qpaintdevice.h> +#include <qgl.h> + +class QGLPaintDevice : public QPaintDevice +{ +public: + QGLPaintDevice(); + virtual ~QGLPaintDevice(); + + virtual void beginPaint(); + virtual void endPaint(); + + virtual QColor backgroundColor() const; + virtual bool autoFillBackground() const; + virtual bool hasTransparentBackground() const; + + // inline these? + QGLContext* context() const; + QGLFormat format() const; + virtual QSize size() const; + + // returns the QGLPaintDevice for the given QPaintDevice + static QGLPaintDevice* getDevice(QPaintDevice*); + +protected: + // Inline? + void setContext(QGLContext* c); + +private: + QGLContext* m_context; +}; + + +// Wraps a QGLWidget +class QGLWidget; +class QGLWidgetGLPaintDevice : public QGLPaintDevice +{ +public: + QGLWidgetGLPaintDevice(); + + virtual QPaintEngine* paintEngine() const; + + virtual QColor backgroundColor() const; + virtual bool autoFillBackground() const; + virtual bool hasTransparentBackground() const; + + // QGLWidgets need to do swapBufers in endPaint: + virtual void endPaint(); + virtual QSize size() const; + + void setWidget(QGLWidget*); + +private: + friend class QGLWidget; + QGLWidget *glWidget; +}; + + + +/* +Replaces: + +class QGLPixelBuffer; +class QGLFramebufferObject; +class QWSGLWindowSurface; +class QGLWindowSurface; +class QGLPixmapData; +class QGLDrawable { +public: + QGLDrawable() : widget(0), buffer(0), fbo(0) +#if defined(Q_WS_QWS) || (!defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL)) + , wsurf(0) +#endif +#if !defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL) + , pixmapData(0) +#endif + {} + void setDevice(QPaintDevice *pdev); + void swapBuffers(); + void makeCurrent(); + void doneCurrent(); + QSize size() const; + QGLFormat format() const; + GLuint bindTexture(const QImage &image, GLenum target = GL_TEXTURE_2D, GLint format = GL_RGBA); + GLuint bindTexture(const QPixmap &pixmap, GLenum target = GL_TEXTURE_2D, GLint format = GL_RGBA); + QColor backgroundColor() const; + QGLContext *context() const; + bool autoFillBackground() const; + bool hasTransparentBackground() const; + +#if !defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL) + QGLPixmapData *copyOnBegin() const; +#endif + +private: + bool wasBound; + QGLWidget *widget; + QGLPixelBuffer *buffer; + QGLFramebufferObject *fbo; +#ifdef Q_WS_QWS + QWSGLWindowSurface *wsurf; +#elif !defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL) + QGLWindowSurface *wsurf; +#endif + +#if !defined(QT_OPENGL_ES_1) && !defined(QT_OPENGL_ES_1_CL) + QGLPixmapData *pixmapData; +#endif + int previous_fbo; +}; +*/ + +#endif // QGLPAINTDEVICE_P_H |