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-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the QtGui module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** 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.
-**
-** 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.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QEGL_P_H
-#define QEGL_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 QtGui and QtOpenVG modules. This header file may change from
-// version to version without notice, or even be removed.
-//
-// We mean it.
-//
-
-QT_BEGIN_INCLUDE_NAMESPACE
-
-#ifndef QT_NO_EGL
-#if defined(QT_OPENGL_ES_2)
-# include <GLES2/gl2.h>
-#endif
-
-#if defined(QT_GLES_EGL)
-# include <GLES/egl.h>
-#else
-# include <EGL/egl.h>
-#endif
-#if !defined(EGL_VERSION_1_2)
-typedef unsigned int EGLenum;
-typedef void *EGLClientBuffer;
-#endif
-#else
-
-//types from egltypes.h for compiling stub without EGL headers
-typedef int EGLBoolean;
-typedef int EGLint;
-typedef int EGLenum;
-typedef int NativeDisplayType;
-typedef void* NativeWindowType;
-typedef void* NativePixmapType;
-typedef int EGLDisplay;
-typedef int EGLConfig;
-typedef int EGLSurface;
-typedef int EGLContext;
-typedef int EGLClientBuffer;
-#define EGL_NONE 0x3038 /* Attrib list terminator */
-
-#endif
-
-
-// Internally we use the EGL-prefixed native types which are used in EGL >= 1.3.
-// For older versions of EGL, we have to define these types ourselves here:
-#if !defined(EGL_VERSION_1_3) && !defined(QEGL_NATIVE_TYPES_DEFINED)
-#undef EGLNativeWindowType
-#undef EGLNativePixmapType
-#undef EGLNativeDisplayType
-typedef NativeWindowType EGLNativeWindowType;
-typedef NativePixmapType EGLNativePixmapType;
-typedef NativeDisplayType EGLNativeDisplayType;
-#define QEGL_NATIVE_TYPES_DEFINED 1
-#endif
-
-QT_END_INCLUDE_NAMESPACE
-
-#include <QtGui/qpaintdevice.h>
-#include <QFlags>
-
-QT_BEGIN_NAMESPACE
-
-#define QEGL_NO_CONFIG ((EGLConfig)-1)
-
-#ifndef EGLAPIENTRY
-#define EGLAPIENTRY
-#endif
-
-// Declare/define the bits of EGL_KHR_image_base we need:
-#if !defined(EGL_KHR_image) && !defined(EGL_KHR_image_base)
-typedef void *EGLImageKHR;
-
-#define EGL_NO_IMAGE_KHR ((EGLImageKHR)0)
-#define EGL_IMAGE_PRESERVED_KHR 0x30D2
-#define EGL_KHR_image_base
-#endif
-
-#if !defined(EGL_KHR_image) && !defined(EGL_KHR_image_pixmap)
-#define EGL_NATIVE_PIXMAP_KHR 0x30B0
-#define EGL_KHR_image_pixmap
-#endif
-
-
-class QEglProperties;
-
-namespace QEgl {
- enum API
- {
- OpenGL,
- OpenVG
- };
-
- enum PixelFormatMatch
- {
- ExactPixelFormat,
- BestPixelFormat
- };
-
- enum ConfigOption
- {
- NoOptions = 0,
- Translucent = 0x01,
- Renderable = 0x02 // Config will be compatable with the paint engines (VG or GL)
- };
- Q_DECLARE_FLAGS(ConfigOptions, ConfigOption)
-
- // Most of the time we use the same config for things like widgets & pixmaps, so rather than
- // go through the eglChooseConfig loop every time, we use defaultConfig, which will return
- // the config for a particular device/api/option combo. This function assumes that once a
- // config is chosen for a particular combo, it's safe to always use that combo.
- Q_GUI_EXPORT EGLConfig defaultConfig(int devType, API api, ConfigOptions options);
-
- Q_GUI_EXPORT EGLConfig chooseConfig(const QEglProperties* configAttribs, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat);
- Q_GUI_EXPORT EGLSurface createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *surfaceAttribs = 0);
-
- Q_GUI_EXPORT void dumpAllConfigs();
-
-#ifdef QT_NO_EGL
- Q_GUI_EXPORT QString errorString(EGLint code = 0);
-#else
- Q_GUI_EXPORT QString errorString(EGLint code = eglGetError());
-#endif
-
- Q_GUI_EXPORT QString extensions();
- Q_GUI_EXPORT bool hasExtension(const char* extensionName);
-
- Q_GUI_EXPORT EGLDisplay display();
-
- Q_GUI_EXPORT EGLNativeDisplayType nativeDisplay();
- Q_GUI_EXPORT EGLNativeWindowType nativeWindow(QWidget*);
- Q_GUI_EXPORT EGLNativePixmapType nativePixmap(QPixmap*);
-
- // Extension functions
- Q_GUI_EXPORT EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
- Q_GUI_EXPORT EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img);
- Q_GUI_EXPORT EGLBoolean eglSwapBuffersRegion2NOK(EGLDisplay dpy, EGLSurface surface, EGLint count, const EGLint *rects);
-
-}
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(QEgl::ConfigOptions)
-
-QT_END_NAMESPACE
-
-#endif //QEGL_P_H