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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 2004-2011 KiCad Developers, see change_log.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file lib_arc.h
*/
#ifndef _LIB_ARC_H_
#define _LIB_ARC_H_
#include <lib_draw_item.h>
class TRANSFORM;
class LIB_ARC : public LIB_ITEM
{
enum SELECT_T // When creating an arc: status of arc
{
ARC_STATUS_START,
ARC_STATUS_END,
ARC_STATUS_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,
EDA_COLOR_T aColor, GR_DRAWMODE aDrawMode, void* aData,
const TRANSFORM& aTransform );
/**
* Draw the graphics when the arc is being edited.
*/
void drawEditGraphics( EDA_RECT* aClipBox, wxDC* aDC, EDA_COLOR_T 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_PART * aParent );
// Do not create a copy constructor. The one generated by the compiler is adequate.
~LIB_ARC() { }
wxString GetClass() const
{
return wxT( "LIB_ARC" );
}
bool Save( OUTPUTFORMATTER& aFormatter );
bool Load( LINE_READER& aLineReader, wxString& aErrorMsg );
bool HitTest( const wxPoint& aPosition ) const;
bool HitTest( const wxPoint& aPosition, int aThreshold, const TRANSFORM& aTransform ) const;
const EDA_RECT GetBoundingBox() const; // Virtual
void GetMsgPanelInfo( std::vector< MSG_PANEL_ITEM >& aList );
int GetPenSize() const;
void BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aStartPoint = wxPoint( 0, 0 ) );
bool ContinueEdit( const wxPoint aNextPoint );
void EndEdit( const wxPoint& aPosition, bool aAbort = false );
void SetOffset( const wxPoint& aOffset );
bool Inside( EDA_RECT& aRect ) const;
void Move( const wxPoint& aPosition );
wxPoint GetPosition() const { return m_Pos; }
void MirrorHorizontal( const wxPoint& aCenter );
void MirrorVertical( const wxPoint& aCenter );
void Rotate( const wxPoint& aCenter, bool aRotateCCW = true );
void Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
const TRANSFORM& aTransform );
int GetWidth() const { return m_Width; }
void SetWidth( int aWidth ) { m_Width = aWidth; }
wxString GetSelectMenuText() const;
BITMAP_DEF GetMenuImage() const { return add_arc_xpm; }
EDA_ITEM* Clone() const;
private:
/**
* @copydoc LIB_ITEM::compare()
*
* The arc specific sort order is as follows:
* - Arc horizontal (X) position.
* - Arc vertical (Y) position.
* - Arc start angle.
* - Arc end angle.
*/
int compare( const LIB_ITEM& aOther ) const;
};
#endif // _LIB_ARC_H_
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