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/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D 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 QT3DINPUT_INPUT_MOUSEDEVICE_H
#define QT3DINPUT_INPUT_MOUSEDEVICE_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.
//
#include <Qt3DInput/private/qabstractphysicaldevicebackendnode_p.h>
#include <QMouseEvent>
QT_BEGIN_NAMESPACE
namespace Qt3DInput {
class QInputAspect;
namespace Input {
class InputHandler;
class MouseDevice : public Qt3DInput::QAbstractPhysicalDeviceBackendNode
{
public:
MouseDevice();
~MouseDevice();
void setInputHandler(InputHandler *handler);
float axisValue(int axisIdentifier) const Q_DECL_OVERRIDE;
bool isButtonPressed(int buttonIdentifier) const Q_DECL_OVERRIDE;
void updateMouseEvents(const QList<QT_PREPEND_NAMESPACE(QMouseEvent)> &events);
protected:
void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e) Q_DECL_OVERRIDE;
private:
void initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change) Q_DECL_FINAL;
InputHandler *m_inputHandler;
struct MouseState {
MouseState()
: xAxis(0.0f)
, yAxis(0.0f)
, leftPressed(false)
, rightPressed(false)
, centerPressed(false)
{}
float xAxis;
float yAxis;
bool leftPressed;
bool rightPressed;
bool centerPressed;
};
MouseState m_mouseState;
QPointF m_previousPos;
bool m_wasPressed;
float m_sensitivity;
};
class MouseDeviceFunctor : public Qt3DCore::QBackendNodeMapper
{
public:
explicit MouseDeviceFunctor(Qt3DInput::QInputAspect *inputAspect, InputHandler *handler);
Qt3DCore::QBackendNode *create(const Qt3DCore::QNodeCreatedChangeBasePtr &change) const Q_DECL_OVERRIDE;
Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const Q_DECL_OVERRIDE;
void destroy(Qt3DCore::QNodeId id) const Q_DECL_OVERRIDE;
private:
QInputAspect *m_inputAspect;
InputHandler *m_handler;
};
} // namespace Input
} // namespace Qt3DInput
QT_END_NAMESPACE
#endif // MOUSEDEVICE_H
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