selectionpointer_p.h

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

//

//  W A R N I N G

//  -------------

//

// This file is not part of the QtDataVisualization API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

#ifndef SELECTIONPOINTER_P_H

#define SELECTIONPOINTER_P_H

#include "datavisualizationglobal_p.h"

#include "surface3dcontroller_p.h"

#include <QtGui/qquaternion.h>

QT_BEGIN_NAMESPACE

class ShaderHelper;

class ObjectHelper;

class TextureHelper;

class Drawer;

class SelectionPointer : public QObject, protected QOpenGLFunctions

    Q_OBJECT

public:

    explicit SelectionPointer(Drawer *drawer);

    ~SelectionPointer();

    void renderSelectionPointer(GLuint defaultFboHandle = 0, bool useOrtho = false);

    void renderSelectionLabel(GLuint defaultFboHandle = 0, bool useOrtho = false);

    void setPosition(const QVector3D &position);

    void setLabel(const QString &label, bool themeChange = false);

    void setPointerObject(ObjectHelper *object);

    void setLabelObject(ObjectHelper *object);

    void handleDrawerChange();

    void updateBoundingRect(const QRect &rect);

    void updateScene(Q3DScene *scene);

    void updateSliceData(bool sliceActivated, GLfloat autoScaleAdjustment);

    void setHighlightColor(const QVector4D &colorVector);

    void setRotation(const QQuaternion &rotation);

private:

    void initializeOpenGL();

    void initShaders();

private:

    ShaderHelper *m_labelShader;

    ShaderHelper *m_pointShader;

    ObjectHelper *m_labelObj; // Not owned

    ObjectHelper *m_pointObj; // Not owned

    TextureHelper *m_textureHelper;

    Q3DTheme *m_cachedTheme;

    bool m_labelBackground;

    LabelItem m_labelItem;

    Drawer *m_drawer;

    QRect m_mainViewPort;

    QVector3D m_position;

    Q3DScene *m_cachedScene;

    QString m_label;

    bool m_cachedIsSlicingActivated;

    GLfloat m_autoScaleAdjustment;

    QVector4D m_highlightColor;

    QQuaternion m_rotation;

};

QT_END_NAMESPACE

#endif