kicad/eeschema/lib_arc.h

148 lines
4.3 KiB
C++

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