mitkLineWidgetModel2D.h

/*=========================================================================

  Program:   3DMed
  Date:      $Date: 2014-02-25 18:30:00 +0800 $
  Version:   $Version: 4.6.0 $
  Copyright: MIPG, Institute of Automation, Chinese Academy of Sciences

=========================================================================*/



#ifndef __mitkLineWidgetModel2D_h
#define __mitkLineWidgetModel2D_h

#include "mitkWidgetModel2D.h"
#include <string>

using std::string;

class MITK_VISUALIZATION_API mitkLineWidgetModel2D : public mitkWidgetModel2D
{
public:
    MITK_TYPE(mitkLineWidgetModel2D, mitkWidgetModel2D)

    virtual void PrintSelf(ostream &os);

    mitkLineWidgetModel2D();

    mitkLineWidgetModel2D(float startPoint[2]);

    virtual int Render(mitkScene *scene);

    virtual void Pick(const WidgetNames &names);

    virtual void Release();

    float GetLineLength();

    void SetUnitName(const string &name) { m_UnitName = name; }

    const string& GetUnitName() { return m_UnitName; }

    void SetStartPoint(float point[2]);

    void SetStartPoint(float x, float y);

    void SetStartPoint(int sx, int sy);

    void SetMovePoint(float point[2]);

    void SetMovePoint(float x, float y);

    void SetMovePoint(int sx, int sy);

    void SetEndPoint(float point[2]);
    
    void SetEndPoint(float x, float y);

    void SetEndPoint(int sx, int sy);
    
    int GetPointsSetNum() { return m_PointsSetNum; }

    void GetStartPoint(float &tx, float &ty);

    void GetStartPoint(int &ix, int &iy);

    void GetEndPoint(float &tx, float &ty);

    void GetEndPoint(int &ix, int &iy);

protected:
    virtual ~mitkLineWidgetModel2D();
    virtual float* _getBounds();
    
    virtual void _onMouseDown(int mouseButton, bool ctrlDown, bool shiftDown, int xPos, int yPos);

    virtual void _onMouseUp(int mouseButton, bool ctrlDown, bool shiftDown, int xPos, int yPos);

    virtual void _onMouseMove(bool ctrlDown, bool shiftDown, int xPos, int yPos, int deltaX, int deltaY);

    // Initialize.
    void _init();

    // Names of parts can be picked.
    enum
    {
        unknown,
        arrow0,
        arrow1,
        line
    };
    
    float m_Point0[2];
    float m_Point1[2];
    float m_ArrowLength;

    float m_ArrowColor[4];
    float m_LineColor[4];
    float m_PickedArrowColor[4];
    float m_PickedLineColor[4];

    int m_PointsSetNum;

    string m_UnitName;

private:
    mitkLineWidgetModel2D(const mitkLineWidgetModel2D&);
    void operator = (const mitkLineWidgetModel2D&);

};

inline void mitkLineWidgetModel2D::SetStartPoint(float x, float y)
{
    this->_getOriginalCoordinates(x, y, m_Point0[0], m_Point0[1]);
    m_Point1[0] = m_Point0[0];
    m_Point1[1] = m_Point0[1];
    m_PointsSetNum = 1;
}
inline void mitkLineWidgetModel2D::SetStartPoint(float point[2])
{
    this->SetStartPoint(point[0], point[1]);
}

inline void mitkLineWidgetModel2D::SetStartPoint(int sx, int sy)
{
    this->_getOriginalCoordinates(sx, sy, m_Point0[0], m_Point0[1]);
    m_Point1[0] = m_Point0[0];
    m_Point1[1] = m_Point0[1];
    m_PointsSetNum = 1;
}

inline void mitkLineWidgetModel2D::SetMovePoint(float x, float y)
{
    this->_getOriginalCoordinates(x, y, m_Point1[0], m_Point1[1]);
}

inline void mitkLineWidgetModel2D::SetMovePoint(float point[2])
{
    this->SetMovePoint(point[0], point[1]);
}

inline void mitkLineWidgetModel2D::SetMovePoint(int sx, int sy)
{
    this->_getOriginalCoordinates(sx, sy, m_Point1[0], m_Point1[1]);
}

inline void mitkLineWidgetModel2D::SetEndPoint(float x, float y)
{
    this->SetMovePoint(x, y);
    m_PointsSetNum = 2;
}

inline void mitkLineWidgetModel2D::SetEndPoint(float point[2])
{
    this->SetEndPoint(point[0], point[1]);
}

inline void mitkLineWidgetModel2D::SetEndPoint(int sx, int sy)
{
    this->SetMovePoint(sx, sy);
    m_PointsSetNum = 2;
}


//#define DEFINED_mitkLineWidgetModel2D



#endif

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