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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the QtDataVisualization module.
+**
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+**
+****************************************************************************/
+
+#ifndef Q3DCAMERA_H
+#define Q3DCAMERA_H
+
+#include <QtDataVisualization/q3dobject.h>
+#include <QMatrix4x4>
+
+class QVector3D;
+class QPoint;
+
+QT_DATAVISUALIZATION_BEGIN_NAMESPACE
+
+class Q3DCameraPrivate;
+
+class QT_DATAVISUALIZATION_EXPORT Q3DCamera : public Q3DObject
+{
+ Q_OBJECT
+ Q_PROPERTY(qreal xRotation READ xRotation WRITE setXRotation NOTIFY xRotationChanged)
+ Q_PROPERTY(qreal yRotation READ yRotation WRITE setYRotation NOTIFY yRotationChanged)
+ Q_PROPERTY(qreal minXRotation READ minXRotation NOTIFY minXRotationChanged)
+ Q_PROPERTY(qreal minYRotation READ minYRotation NOTIFY minYRotationChanged)
+ Q_PROPERTY(qreal maxXRotation READ maxXRotation NOTIFY maxXRotationChanged)
+ Q_PROPERTY(qreal maxYRotation READ maxYRotation NOTIFY maxYRotationChanged)
+ Q_PROPERTY(int zoomLevel READ zoomLevel WRITE setZoomLevel NOTIFY zoomLevelChanged)
+ Q_PROPERTY(QMatrix4x4 viewMatrix READ viewMatrix WRITE setViewMatrix NOTIFY viewMatrixChanged)
+ Q_PROPERTY(QtDataVisualization::QDataVis::CameraPreset cameraPreset READ cameraPreset WRITE setCameraPreset NOTIFY cameraPresetChanged)
+ Q_PROPERTY(bool viewMatrixAutoUpdateEnabled READ isViewMatrixAutoUpdateEnabled WRITE setViewMatrixAutoUpdateEnabled NOTIFY viewMatrixAutoUpdateChanged)
+ Q_PROPERTY(bool wrapXRotation READ wrapXRotation WRITE setWrapXRotation NOTIFY wrapXRotationChanged )
+ Q_PROPERTY(bool wrapYRotation READ wrapYRotation WRITE setWrapYRotation NOTIFY wrapYRotationChanged )
+ Q_ENUMS(QtDataVisualization::QDataVis::CameraPreset)
+
+public:
+ Q3DCamera(QObject *parent = 0);
+ virtual ~Q3DCamera();
+
+ qreal xRotation() const;
+ void setXRotation(qreal rotation);
+ qreal yRotation() const;
+ void setYRotation(qreal rotation);
+
+ qreal minXRotation() const;
+ qreal maxXRotation() const;
+
+ qreal minYRotation() const;
+ qreal maxYRotation() const;
+
+ bool wrapXRotation() const;
+ void setWrapXRotation(bool isEnabled);
+
+ bool wrapYRotation() const;
+ void setWrapYRotation(bool isEnabled);
+
+ void copyValuesFrom(const Q3DCamera &source);
+
+ QMatrix4x4 viewMatrix() const;
+ void setViewMatrix(const QMatrix4x4 &viewMatrix);
+
+ bool isViewMatrixAutoUpdateEnabled();
+ void setViewMatrixAutoUpdateEnabled(bool isEnabled);
+
+ QDataVis::CameraPreset cameraPreset();
+ void setCameraPreset(QDataVis::CameraPreset preset);
+
+ int zoomLevel();
+ void setZoomLevel(int zoomLevel);
+
+ void setBaseOrientation(const QVector3D &defaultPosition,
+ const QVector3D &defaultTarget,
+ const QVector3D &defaultUp);
+
+ QVector3D calculatePositionRelativeToCamera(const QVector3D &relativePosition,
+ qreal fixedRotation,
+ qreal distanceModifier) const;
+ void setCameraPosition(qreal horizontal, qreal vertical, qreal distance = 100.0);
+
+signals:
+ void xRotationChanged(qreal rotation);
+ void yRotationChanged(qreal rotation);
+ void minXRotationChanged(qreal rotation);
+ void minYRotationChanged(qreal rotation);
+ void maxXRotationChanged(qreal rotation);
+ void maxYRotationChanged(qreal rotation);
+ void zoomLevelChanged(int zoomLevel);
+ void viewMatrixChanged(QMatrix4x4 viewMatrix);
+ void cameraPresetChanged(QDataVis::CameraPreset preset);
+ void viewMatrixAutoUpdateChanged(bool enabled);
+ void wrapXRotationChanged(bool isEnabled);
+ void wrapYRotationChanged(bool isEnabled);
+
+protected:
+ void setMinXRotation(qreal rotation);
+ void setMinYRotation(qreal rotation);
+ void setMaxXRotation(qreal rotation);
+ void setMaxYRotation(qreal rotation);
+
+private:
+ QScopedPointer<Q3DCameraPrivate> d_ptr;
+
+ Q_DISABLE_COPY(Q3DCamera)
+
+ friend class Q3DCameraPrivate;
+ friend class Q3DScenePrivate;
+ friend class Bars3DRenderer;
+ friend class Surface3DRenderer;
+ friend class Scatter3DRenderer;
+ friend class SelectionPointer;
+ friend class Q3DInputHandler;
+ friend class QTouch3DInputHandlerPrivate;
+ friend class QMac3DInputHandler;
+};
+
+QT_DATAVISUALIZATION_END_NAMESPACE
+
+#endif // Q3DCAMERA_H