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Diffstat (limited to 'src/widgets/kernel/qopenglwidget.h')
-rw-r--r-- | src/widgets/kernel/qopenglwidget.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/widgets/kernel/qopenglwidget.h b/src/widgets/kernel/qopenglwidget.h new file mode 100644 index 0000000000..28d802e1f4 --- /dev/null +++ b/src/widgets/kernel/qopenglwidget.h @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtWidgets 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional +** rights. These rights are described in the Digia 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QOPENGLWIDGET_H +#define QOPENGLWIDGET_H + +#include <QtWidgets/QWidget> +#include <QtGui/QSurfaceFormat> +#include <QtGui/qopengl.h> + +QT_BEGIN_NAMESPACE + +class QOpenGLWidgetPrivate; + +class Q_WIDGETS_EXPORT QOpenGLWidget : public QWidget +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QOpenGLWidget) + +public: + explicit QOpenGLWidget(QWidget* parent = 0, Qt::WindowFlags f = 0); + ~QOpenGLWidget(); + + void setFormat(const QSurfaceFormat &format); + QSurfaceFormat format() const; + + bool isValid() const; + + void makeCurrent(); + void doneCurrent(); + + QOpenGLContext *context() const; + GLuint defaultFramebufferObject() const; + + QImage grabFramebuffer(); + +Q_SIGNALS: + void aboutToCompose(); + void frameSwapped(); + void aboutToResize(); + void resized(); + +protected: + virtual void initializeGL(); + virtual void resizeGL(int w, int h); + virtual void paintGL(); + + void paintEvent(QPaintEvent *e) Q_DECL_OVERRIDE; + void resizeEvent(QResizeEvent *e) Q_DECL_OVERRIDE; + bool event(QEvent *e) Q_DECL_OVERRIDE; + + int metric(QPaintDevice::PaintDeviceMetric metric) const Q_DECL_OVERRIDE; + QPaintDevice *redirected(QPoint *p) const Q_DECL_OVERRIDE; + QPaintEngine *paintEngine() const Q_DECL_OVERRIDE; + +private: + Q_DISABLE_COPY(QOpenGLWidget) +}; + +QT_END_NAMESPACE + +#endif // QOPENGLWIDGET_H |