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/****************************************************************************
**
** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** 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 QT3DEXTRAS_QABSTRACTCAMERACONTROLLER_H
#define QT3DEXTRAS_QABSTRACTCAMERACONTROLLER_H
#include <Qt3DCore/QEntity>
#include <Qt3DExtras/qt3dextras_global.h>
QT_BEGIN_NAMESPACE
namespace Qt3DInput {
class QKeyboardDevice;
class QMouseDevice;
}
namespace Qt3DRender {
class QCamera;
}
namespace Qt3DExtras {
class QAbstractCameraControllerPrivate;
class Q_3DEXTRASSHARED_EXPORT QAbstractCameraController : public Qt3DCore::QEntity
{
Q_OBJECT
Q_PROPERTY(Qt3DRender::QCamera *camera READ camera WRITE setCamera NOTIFY cameraChanged)
Q_PROPERTY(float linearSpeed READ linearSpeed WRITE setLinearSpeed NOTIFY linearSpeedChanged)
Q_PROPERTY(float lookSpeed READ lookSpeed WRITE setLookSpeed NOTIFY lookSpeedChanged)
Q_PROPERTY(float acceleration READ acceleration WRITE setAcceleration NOTIFY accelerationChanged)
Q_PROPERTY(float deceleration READ deceleration WRITE setDeceleration NOTIFY decelerationChanged)
public:
~QAbstractCameraController();
Qt3DRender::QCamera *camera() const;
float linearSpeed() const;
float lookSpeed() const;
float acceleration() const;
float deceleration() const;
void setCamera(Qt3DRender::QCamera *camera);
void setLinearSpeed(float linearSpeed);
void setLookSpeed(float lookSpeed);
void setAcceleration(float acceleration);
void setDeceleration(float deceleration);
Q_SIGNALS:
void cameraChanged();
void linearSpeedChanged();
void lookSpeedChanged();
void accelerationChanged(float acceleration);
void decelerationChanged(float deceleration);
protected:
explicit QAbstractCameraController(Qt3DCore::QNode *parent = nullptr);
QAbstractCameraController(QAbstractCameraControllerPrivate &dd, Qt3DCore::QNode *parent = nullptr);
Qt3DInput::QKeyboardDevice *keyboardDevice() const;
Qt3DInput::QMouseDevice *mouseDevice() const;
public:
struct InputState
{
float rxAxisValue;
float ryAxisValue;
float txAxisValue;
float tyAxisValue;
float tzAxisValue;
bool leftMouseButtonActive;
bool middleMouseButtonActive;
bool rightMouseButtonActive;
bool altKeyActive;
bool shiftKeyActive;
};
private:
virtual void moveCamera(const InputState &state, float dt) = 0;
private:
Q_DECLARE_PRIVATE(QAbstractCameraController)
};
} // Qt3DExtras
QT_END_NAMESPACE
#endif // QT3DEXTRAS_QABSTRACTCAMERACONTROLLER_H
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