cvConstrainedContourRepresentation.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include <vtkOrientedGlyphContourRepresentation.h>
#include <vtkSmartPointer.h>
#include <vtkTextActor.h>  // Full include required for vtkSmartPointer template instantiation
 
class cvConstrainedContourRepresentation
    : public vtkOrientedGlyphContourRepresentation {
public:
    static cvConstrainedContourRepresentation* New();
    vtkTypeMacro(cvConstrainedContourRepresentation,
                 vtkOrientedGlyphContourRepresentation);
 
    void SetLabelSuffix(const char* suffix);
 
    const char* GetLabelSuffix() const;
 
    void SetShowLabel(int show);
    int GetShowLabel() const { return this->ShowLabel; }
 
    void BuildRepresentation() override;
 
    void SetRenderer(vtkRenderer* ren) override;
 
    void SetVisibility(vtkTypeBool visible) override;
 
    vtkTextActor* GetLabelActor() { return this->LabelActor; }
 
protected:
    cvConstrainedContourRepresentation();
    ~cvConstrainedContourRepresentation() override;
 
    void UpdateLabel();
 
private:
    cvConstrainedContourRepresentation(
            const cvConstrainedContourRepresentation&) = delete;
    void operator=(const cvConstrainedContourRepresentation&) = delete;
 
    vtkSmartPointer<vtkTextActor> LabelActor;
    char* LabelSuffix;
    int ShowLabel;
};