ccSymbolCloud.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
// Qt
#include <QString>
 
// CV_DB_LIB
#include <ecvPointCloud.h>
 
class ccSymbolCloud : public ccPointCloud {
public:
    ccSymbolCloud(QString name = QString());
 
    bool reserveLabelArray(unsigned count);
 
 
    void addLabel(QString label);
 
    bool resizeLabelArray(unsigned count);
 
 
    void setLabel(unsigned index, QString label);
 
    QString getLabel(unsigned index) const;
 
    void clearLabelArray();
 
    virtual bool reserve(unsigned numberOfPoints) override;
    virtual bool resize(unsigned numberOfPoints) override;
    virtual void clear() override;
 
    void setSymbolSize(double size) { m_symbolSize = size; }
 
    double getSymbolSize() const { return m_symbolSize; }
 
    void setFontSize(int size) { m_fontSize = size; }
 
    int getFontSize() const { return m_fontSize; }
 
    void showSymbols(bool state) { m_showSymbols = state; }
    bool symbolsShown() const { return m_showSymbols; }
 
    void showLabels(bool state) { m_showLabels = state; }
    bool labelsShown() const { return m_showLabels; }
 
 
    void setLabelAlignmentFlags(unsigned char flags) {
        m_labelAlignFlags = flags;
    }
 
protected:
    // inherited from ccPointCloud
    virtual void drawMeOnly(CC_DRAW_CONTEXT& context) override;
 
    std::vector<QString> m_labels;
 
    double m_symbolSize;
 
    int m_fontSize;
 
    bool m_showSymbols;
 
    bool m_showLabels;
 
    unsigned char m_labelAlignFlags;
 
    ccGLCameraParameters m_lastCameraParams;
};