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/*
* Copyright (C) 2013-2015 Canonical, Ltd.
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License version 3, as published by
* the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranties of MERCHANTABILITY,
* SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MIRSURFACEITEM_H
#define MIRSURFACEITEM_H
#include <memory>
// Qt
#include <QMutex>
#include <QPointer>
#include <QTimer>
#include <QQmlListProperty>
// mir
#include <mir/scene/surface.h>
#include <mir_toolkit/common.h>
#include "mirsurfaceiteminterface.h"
#include "session_interface.h"
namespace mir { namespace shell { class Shell; }}
class SurfaceObserver;
using MirShell = mir::shell::Shell;
namespace qtmir {
class MirSurfaceManager;
class QSGMirSurfaceNode;
class QMirSurfaceTextureProvider;
class MirSurfaceItem : public MirSurfaceItemInterface
{
Q_OBJECT
public:
explicit MirSurfaceItem(std::shared_ptr<mir::scene::Surface> surface,
SessionInterface* session,
MirShell *shell,
std::shared_ptr<SurfaceObserver> observer,
QQuickItem *parent = 0);
virtual ~MirSurfaceItem();
//getters
Type type() const override;
State state() const override;
QString name() const override;
bool live() const override;
SessionInterface *session() const override;
OrientationAngle orientationAngle() const override;
Q_INVOKABLE void release() override;
// Item surface/texture management
bool isTextureProvider() const { return true; }
QSGTextureProvider *textureProvider() const;
void stopFrameDropper() override;
void startFrameDropper() override;
bool isFirstFrameDrawn() const override { return m_firstFrameDrawn; }
void setOrientationAngle(OrientationAngle angle) override;
void setSession(SessionInterface *app) override;
// to allow easy touch event injection from tests
bool processTouchEvent(int eventType,
ulong timestamp,
Qt::KeyboardModifiers modifiers,
const QList<QTouchEvent::TouchPoint> &touchPoints,
Qt::TouchPointStates touchPointStates);
protected Q_SLOTS:
void onSessionStateChanged(SessionInterface::State state);
protected:
void mousePressEvent(QMouseEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void hoverEnterEvent(QHoverEvent *event) override;
void hoverLeaveEvent(QHoverEvent *event) override;
void hoverMoveEvent(QHoverEvent *event) override;
void wheelEvent(QWheelEvent *event) override;
void keyPressEvent(QKeyEvent *event) override;
void keyReleaseEvent(QKeyEvent *event) override;
void touchEvent(QTouchEvent *event) override;
QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *);
private Q_SLOTS:
void surfaceDamaged();
void dropPendingBuffers();
void scheduleTextureUpdate();
void scheduleMirSurfaceSizeUpdate();
void updateMirSurfaceSize();
void updateMirSurfaceFocus(bool focused);
void onAttributeChanged(const MirSurfaceAttrib, const int);
private:
bool updateTexture();
void ensureProvider();
void setType(const Type&);
void setState(const State&);
void setLive(bool) override;
// called by MirSurfaceManager
void setSurfaceValid(const bool);
bool hasTouchInsideUbuntuKeyboard(const QList<QTouchEvent::TouchPoint> &touchPoints);
bool isMouseInsideUbuntuKeyboard(const QMouseEvent *event);
void syncSurfaceSizeWithItemSize();
bool clientIsRunning() const;
QString appId() const;
void endCurrentTouchSequence(ulong timestamp);
void validateAndDeliverTouchEvent(int eventType,
ulong timestamp,
Qt::KeyboardModifiers modifiers,
const QList<QTouchEvent::TouchPoint> &touchPoints,
Qt::TouchPointStates touchPointStates);
QMutex m_mutex;
std::shared_ptr<mir::scene::Surface> m_surface;
QPointer<SessionInterface> m_session;
MirShell *const m_shell;
bool m_firstFrameDrawn;
bool m_live;
//FIXME - have to save the state as Mir has no getter for it (bug:1357429)
OrientationAngle m_orientationAngle;
QMirSurfaceTextureProvider *m_textureProvider;
std::shared_ptr<SurfaceObserver> m_surfaceObserver;
QTimer m_frameDropperTimer;
QTimer m_updateMirSurfaceSizeTimer;
class TouchEvent {
public:
TouchEvent &operator= (const QTouchEvent &qtEvent) {
type = qtEvent.type();
timestamp = qtEvent.timestamp();
modifiers = qtEvent.modifiers();
touchPoints = qtEvent.touchPoints();
touchPointStates = qtEvent.touchPointStates();
return *this;
}
void updateTouchPointStatesAndType();
int type;
ulong timestamp;
Qt::KeyboardModifiers modifiers;
QList<QTouchEvent::TouchPoint> touchPoints;
Qt::TouchPointStates touchPointStates;
} *m_lastTouchEvent;
};
} // namespace qtmir
#endif // MIRSURFACEITEM_H
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