ecvGenericMeasurementTools.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include "CV_db.h"
 
// QT
#include <QObject>
 
class ccHObject;
class QWidget;
 
class CV_DB_LIB_API ecvGenericMeasurementTools : public QObject {
    Q_OBJECT
public:
    enum MeasurementType { DISTANCE_WIDGET, CONTOUR_WIDGET, PROTRACTOR_WIDGET };
 
 
    ecvGenericMeasurementTools(
            MeasurementType type = MeasurementType::DISTANCE_WIDGET);
 
    virtual ~ecvGenericMeasurementTools();
 
    virtual bool setInputData(ccHObject* entity) = 0;
 
    virtual bool start() = 0;
 
    virtual void reset() = 0;
 
    virtual void clear() = 0;
 
    virtual void update();
 
    virtual QWidget* getMeasurementWidget() = 0;
 
    virtual ccHObject* getOutput() const = 0;
 
    virtual double getMeasurementValue() const = 0;
 
    virtual void getPoint1(double pos[3]) const = 0;
 
    virtual void getPoint2(double pos[3]) const = 0;
 
    virtual void getCenter(double pos[3]) const = 0;
 
    virtual void setPoint1(double pos[3]) = 0;
 
    virtual void setPoint2(double pos[3]) = 0;
 
    virtual void setCenter(double pos[3]) = 0;
 
    virtual void setColor(double r, double g, double b) = 0;
 
    virtual void lockInteraction() = 0;
 
    virtual void unlockInteraction() = 0;
 
    virtual void setInstanceLabel(const QString& label) = 0;
 
    virtual void setFontFamily(const QString& family) = 0;
 
    virtual void setFontSize(int size) = 0;
 
    virtual void setBold(bool bold) = 0;
 
    virtual void setItalic(bool italic) = 0;
 
    virtual void setShadow(bool shadow) = 0;
 
    virtual void setFontOpacity(double opacity) = 0;
 
    virtual void setFontColor(double r, double g, double b) = 0;
 
    virtual void setHorizontalJustification(const QString& justification) = 0;
 
    virtual void setVerticalJustification(const QString& justification) = 0;
 
    virtual void setupShortcuts(QWidget* win) { Q_UNUSED(win); }
 
    virtual void disableShortcuts() {}
 
    virtual void clearPickingCache() {}
 
public:
    inline MeasurementType getMeasurementType() { return m_measurementType; }
 
signals:
    void measurementChanged();
 
    void pointPickingRequested(int pointIndex);
 
    void pointPickingCancelled();
 
protected:
    virtual void initialize() = 0;
 
    MeasurementType m_measurementType;
    ccHObject* m_associatedEntity;
};