cvContourTool.h

Go to the documentation of this file.

// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include "cvGenericMeasurementTool.h"
#include "ui_cvContourToolDlg.h"
 
class vtkContourWidget;
class vtkPolyData;
 
#include <map>
 
class cvContourTool : public cvGenericMeasurementTool {
    Q_OBJECT
 
public:
    explicit cvContourTool(QWidget* parent = nullptr);
    ~cvContourTool() override;
 
    virtual void start() override;
    virtual void reset() override;
    virtual void showWidget(bool state) override;
    virtual ccHObject* getOutput() override;
    virtual void setColor(double r, double g, double b) override;
    virtual bool getColor(double& r, double& g, double& b) const override;
    virtual void lockInteraction() override;
    virtual void unlockInteraction() override;
    virtual void setInstanceLabel(const QString& label) override;
 
protected:
    virtual void initTool() override;
    virtual void createUi() override;
 
private slots:
    void onDataChanged(vtkPolyData* pd);
    void on_widgetVisibilityCheckBox_toggled(bool checked);
    void on_showNodesCheckBox_toggled(bool checked);
    void on_closedLoopCheckBox_toggled(bool checked);
    void on_lineWidthSpinBox_valueChanged(double value);
 
private:
    void createNewContour();
 
private:
    Ui::ContourToolDlg* m_configUi = nullptr;
    // Map of ID to ContourWidget
    std::map<int, vtkSmartPointer<vtkContourWidget>> m_contours;
    int m_currentContourId = -1;
 
    // Static counter for contour IDs (global)
    static int s_contourIdCounter;
 
    // Instance ID for this tool
    int m_toolId;
 
    // Export counter
    int m_exportCounter;
 
    double m_currentColor[3] = {0.0, 1.0, 0.0};  // Default green
 
    QString m_instanceLabel;
 
    void applyFontProperties() override;
};