PreviewLayoutLinesTool.h

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// -*- c-basic-offset: 4 -*-
#ifndef PREVIEW_LAYOUT_LINES_TOOL_H
#define PREVIEW_LAYOUT_LINES_TOOL_H

#include "Tool.h"
#include <vector>
#include <hugin_math/hugin_math.h>
#include "GreatCircles.h"

class GLPreviewFrame;

class PreviewLayoutLinesTool : public Tool, public HuginBase::PanoramaObserver
{
public:
    explicit PreviewLayoutLinesTool(ToolHelper *helper);
    ~PreviewLayoutLinesTool();
    
    void panoramaChanged(HuginBase::Panorama &pano);
    void panoramaImagesChanged(HuginBase::Panorama&, const HuginBase::UIntSet&);
    
    void Activate();
    
    virtual void MouseMoveEvent(double x, double y, wxMouseEvent & e);
    
    void MouseButtonEvent(wxMouseEvent & e);

    void BeforeDrawImagesEvent();
    
    bool BeforeDrawImageEvent(unsigned int image);
    
    void AfterDrawImagesEvent();
private:

    //user has clicked and is holding left button while near a line
    bool m_holdOnNear;

    bool m_updateStatistics;
    unsigned int m_rectangleBorderTex;
    
    std::vector<hugin_utils::FDiff2D> m_imageCentres;
    
    std::vector<hugin_utils::FDiff2D> m_imageCentresSpherical;
    
    std::vector<HuginBase::PTools::Transform *> m_transforms;
    
    
    class LineDetails
    {
    public:
        unsigned int image1, image2;
        LineDetails();
        unsigned int numberOfControlPoints;
        double worstError;
        double totalError;
        bool dud;
        
        GreatCircleArc arc;
        
        void draw(bool highlight);
        
        float getDistance(hugin_utils::FDiff2D point);
    };
    
    std::vector<LineDetails> m_lines;
    
    unsigned int m_nearestLine;
    
    bool m_useNearestLine;
    
    void updateLineInformation();
    
    void updateImageCentres();
    
    void drawIdentificationBorder(unsigned int image);
};

#endif