| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQuick module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QSGENGINE_H |
| #define QSGENGINE_H |
| |
| #include <QtCore/QObject> |
| #include <QtQuick/qtquickglobal.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QOpenGLContext; |
| class QSGAbstractRenderer; |
| class QSGEnginePrivate; |
| class QSGTexture; |
| class QSGRendererInterface; |
| class QSGRectangleNode; |
| class QSGImageNode; |
| class QSGNinePatchNode; |
| |
| // ### Qt 6: Remove or redesign. |
| |
| class Q_QUICK_EXPORT QSGEngine : public QObject |
| { |
| Q_OBJECT |
| Q_DECLARE_PRIVATE(QSGEngine) |
| public: |
| enum CreateTextureOption { |
| TextureHasAlphaChannel = 0x0001, |
| TextureOwnsGLTexture = 0x0004, |
| TextureCanUseAtlas = 0x0008, |
| TextureIsOpaque = 0x0010 |
| }; |
| Q_DECLARE_FLAGS(CreateTextureOptions, CreateTextureOption) |
| Q_FLAG(CreateTextureOptions) |
| |
| explicit QSGEngine(QObject *parent = nullptr); |
| ~QSGEngine() override; |
| |
| void initialize(QOpenGLContext *context); |
| void invalidate(); |
| |
| QSGAbstractRenderer *createRenderer() const; |
| QSGTexture *createTextureFromImage(const QImage &image, CreateTextureOptions options = CreateTextureOption()) const; |
| QSGTexture *createTextureFromId(uint id, const QSize &size, CreateTextureOptions options = CreateTextureOption()) const; |
| QSGRendererInterface *rendererInterface() const; |
| QSGRectangleNode *createRectangleNode() const; |
| QSGImageNode *createImageNode() const; |
| QSGNinePatchNode *createNinePatchNode() const; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QSGENGINE_H |