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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Compositor.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWAYLANDSURFACEITEM_H
#define QWAYLANDSURFACEITEM_H
#include <QtCompositor/qwaylandexport.h>
#include <QtCompositor/qwaylandsurface.h>
#include <QtQuick/QQuickItem>
#include <QtQuick/qsgtexture.h>
#include <QtQuick/qsgtextureprovider.h>
QT_BEGIN_NAMESPACE
class QWaylandSurfaceTextureProvider;
class QWaylandSurfaceNode;
class QMutex;
Q_DECLARE_METATYPE(QWaylandSurface*)
class Q_COMPOSITOR_EXPORT QWaylandSurfaceItem : public QQuickItem
{
Q_OBJECT
Q_PROPERTY(QWaylandSurface* surface READ surface WRITE setSurface NOTIFY surfaceChanged)
Q_PROPERTY(bool paintEnabled READ paintEnabled WRITE setPaintEnabled)
Q_PROPERTY(bool useTextureAlpha READ useTextureAlpha WRITE setUseTextureAlpha NOTIFY useTextureAlphaChanged)
Q_PROPERTY(bool clientRenderingEnabled READ clientRenderingEnabled WRITE setClientRenderingEnabled NOTIFY clientRenderingEnabledChanged)
Q_PROPERTY(bool touchEventsEnabled READ touchEventsEnabled WRITE setTouchEventsEnabled NOTIFY touchEventsEnabledChanged)
Q_PROPERTY(bool isYInverted READ isYInverted NOTIFY yInvertedChanged)
Q_PROPERTY(bool resizeSurfaceToItem READ resizeSurfaceToItem WRITE setResizeSurfaceToItem NOTIFY resizeSurfaceToItemChanged)
public:
QWaylandSurfaceItem(QQuickItem *parent = 0);
QWaylandSurfaceItem(QWaylandSurface *surface, QQuickItem *parent = 0);
~QWaylandSurfaceItem();
void setSurface(QWaylandSurface *surface);
QWaylandSurface *surface() const {return m_surface; }
Q_INVOKABLE bool isYInverted() const;
bool isTextureProvider() const { return true; }
QSGTextureProvider *textureProvider() const;
bool paintEnabled() const;
bool useTextureAlpha() const { return m_useTextureAlpha; }
bool clientRenderingEnabled() const { return m_clientRenderingEnabled; }
bool touchEventsEnabled() const { return m_touchEventsEnabled; }
bool resizeSurfaceToItem() const { return m_resizeSurfaceToItem; }
void setUseTextureAlpha(bool useTextureAlpha);
void setClientRenderingEnabled(bool enabled);
void setTouchEventsEnabled(bool enabled);
void setResizeSurfaceToItem(bool enabled);
void setDamagedFlag(bool on);
protected:
void mousePressEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void wheelEvent(QWheelEvent *event);
void keyPressEvent(QKeyEvent *event);
void keyReleaseEvent(QKeyEvent *event);
void touchEvent(QTouchEvent *event);
public slots:
void takeFocus();
void setPaintEnabled(bool paintEnabled);
private slots:
void surfaceMapped();
void surfaceUnmapped();
void surfaceDestroyed(QObject *object);
void surfaceDamaged(const QRect &);
void parentChanged(QWaylandSurface *newParent, QWaylandSurface *oldParent);
void updateSize();
void updateSurfaceSize();
void updatePosition();
signals:
void textureChanged();
void useTextureAlphaChanged();
void clientRenderingEnabledChanged();
void touchEventsEnabledChanged();
void yInvertedChanged();
void surfaceChanged();
void resizeSurfaceToItemChanged();
protected:
QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *);
private:
friend class QWaylandSurfaceNode;
void updateTexture();
void init(QWaylandSurface *);
void ensureProvider();
static QMutex *mutex;
QWaylandSurface *m_surface;
QWaylandSurfaceTextureProvider *m_provider;
QWaylandSurfaceNode *m_node;
bool m_paintEnabled;
bool m_useTextureAlpha;
bool m_clientRenderingEnabled;
bool m_touchEventsEnabled;
bool m_damaged;
bool m_yInverted;
bool m_resizeSurfaceToItem;
};
QT_END_NAMESPACE
#endif
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