| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 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. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** 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 QVG_P_H |
| #define QVG_P_H |
| |
| #include "qvg.h" |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of other Qt classes. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| // vgDrawGlyphs() only exists in OpenVG 1.1 and higher. |
| #if !defined(OPENVG_VERSION_1_1) && !defined(QVG_NO_DRAW_GLYPHS) |
| #define QVG_NO_DRAW_GLYPHS 1 |
| #endif |
| |
| #include <QtGui/qimage.h> |
| |
| #if !defined(QT_NO_EGL) |
| #include <QtGui/private/qeglcontext_p.h> |
| #endif |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QVGPaintEngine; |
| |
| #if !defined(QT_NO_EGL) |
| |
| class QEglContext; |
| |
| // Create an EGL context, but don't bind it to a surface. If single-context |
| // mode is enabled, this will return the previously-created context. |
| // "devType" indicates the type of device using the context, usually |
| // QInternal::Widget or QInternal::Pixmap. |
| Q_OPENVG_EXPORT QEglContext *qt_vg_create_context |
| (QPaintDevice *device, int devType); |
| |
| // Destroy an EGL context that was created by qt_vg_create_context(). |
| // If single-context mode is enabled, this will decrease the reference count. |
| // "devType" indicates the type of device destroying the context, usually |
| // QInternal::Widget or QInternal::Pixmap. |
| Q_OPENVG_EXPORT void qt_vg_destroy_context |
| (QEglContext *context, int devType); |
| |
| // Return the shared pbuffer surface that can be made current to |
| // destroy VGImage objects when there is no other surface available. |
| Q_OPENVG_EXPORT EGLSurface qt_vg_shared_surface(void); |
| |
| // Convert the configuration format in a context to a VG or QImage format. |
| Q_OPENVG_EXPORT VGImageFormat qt_vg_config_to_vg_format(QEglContext *context); |
| Q_OPENVG_EXPORT QImage::Format qt_vg_config_to_image_format(QEglContext *context); |
| |
| #endif |
| |
| // Create a paint engine. Returns the common engine in single-context mode. |
| Q_OPENVG_EXPORT QVGPaintEngine *qt_vg_create_paint_engine(void); |
| |
| // Destroy a paint engine. Does nothing in single-context mode. |
| Q_OPENVG_EXPORT void qt_vg_destroy_paint_engine(QVGPaintEngine *engine); |
| |
| // Convert between QImage and VGImage format values. |
| Q_OPENVG_EXPORT VGImageFormat qt_vg_image_to_vg_format(QImage::Format format); |
| |
| QT_END_NAMESPACE |
| |
| #endif |