148 lines
4.3 KiB
C++
148 lines
4.3 KiB
C++
/**************************/
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/* Graphic Body Item: Arc */
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/**************************/
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#ifndef _LIB_ARC_H_
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#define _LIB_ARC_H_
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#include "lib_draw_item.h"
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class TRANSFORM;
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class LIB_ARC : public LIB_DRAW_ITEM
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{
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enum SELECT_T
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{
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START,
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END,
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OUTLINE,
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};
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int m_Radius;
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int m_t1; /* First radius angle of the arc in 0.1 degrees. */
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int m_t2; /* Second radius angle of the arc in 0.1 degrees. */
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wxPoint m_ArcStart;
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wxPoint m_ArcEnd; /* Arc end position. */
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wxPoint m_Pos; /* Radius center point. */
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int m_Width; /* Line width */
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double m_editCenterDistance;
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SELECT_T m_editSelectPoint;
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int m_editState;
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int m_editDirection;
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int m_lastEditState;
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/**
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* Draws the arc.
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*/
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void drawGraphic( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
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int aColor, int aDrawMode, void* aData, const TRANSFORM& aTransform );
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/**
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* Draw the graphics when the arc is being edited.
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*/
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void drawEditGraphics( EDA_RECT* aClipBox, wxDC* aDC, int aColor );
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/**
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* Calculates the center, radius, and angles at \a aPosition when the arc is being edited.
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*
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* Note: The center may not necessarily be on the grid.
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*
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* @param aPosition - The current mouse position in drawing coordinates.
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*/
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void calcEdit( const wxPoint& aPosition );
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/**
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* Calculate the radius and angle of an arc using the start, end, and center points.
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*/
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void calcRadiusAngles();
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public:
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LIB_ARC( LIB_COMPONENT * aParent );
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LIB_ARC( const LIB_ARC& aArc );
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~LIB_ARC() { }
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virtual wxString GetClass() const
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{
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return wxT( "LIB_ARC" );
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}
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/**
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* Save arc object to a FILE in "*.lib" format.
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*
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* @param aFile The FILE to write to.
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* @return - True if success writing else false.
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*/
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virtual bool Save( FILE* aFile );
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virtual bool Load( char* aLine, wxString& aErrorMsg );
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/**
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* Tests if the given wxPoint is within the bounds of this object.
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*
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* @param aPosition - Coordinates to test
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* @return - True if a hit, else false
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*/
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virtual bool HitTest( const wxPoint& aPosition );
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/**
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* @param aPosition - a wxPoint to test
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* @param aThreshold - max distance to this object (usually the half
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* thickness of a line)
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* @param aTransform - the transform matrix
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* @return - True if the point \a aPosition is near this object
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*/
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virtual bool HitTest( wxPoint aPosition, int aThreshold, const TRANSFORM& aTransform );
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virtual EDA_RECT GetBoundingBox() const;
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virtual void DisplayInfo( EDA_DRAW_FRAME* frame );
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/**
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* @return the size of the "pen" that be used to draw or plot this item
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*/
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virtual int GetPenSize( );
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/**
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* See LIB_DRAW_ITEM::BeginEdit().
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*/
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void BeginEdit( int aEditMode, const wxPoint aStartPoint = wxPoint( 0, 0 ) );
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/**
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* See LIB_DRAW_ITEM::ContinueEdit().
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*/
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bool ContinueEdit( const wxPoint aNextPoint );
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/**
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* See LIB_DRAW_ITEM::AbortEdit().
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*/
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void EndEdit( const wxPoint& aPosition, bool aAbort = false );
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protected:
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virtual LIB_DRAW_ITEM* DoGenCopy();
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/**
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* Provide the arc draw object specific comparison.
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*
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* The sort order is as follows:
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* - Arc horizontal (X) position.
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* - Arc vertical (Y) position.
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* - Arc start angle.
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* - Arc end angle.
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*/
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virtual int DoCompare( const LIB_DRAW_ITEM& aOther ) const;
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virtual void DoOffset( const wxPoint& aOffset );
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virtual bool DoTestInside( EDA_RECT& aRect ) const;
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virtual void DoMove( const wxPoint& aPosition );
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virtual wxPoint DoGetPosition() const { return m_Pos; }
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virtual void DoMirrorHorizontal( const wxPoint& aCenter );
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virtual void DoPlot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
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const TRANSFORM& aTransform );
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virtual int DoGetWidth() const { return m_Width; }
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virtual void DoSetWidth( int aWidth ) { m_Width = aWidth; }
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};
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#endif // _LIB_ARC_H_
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