125 lines
4.1 KiB
C++
125 lines
4.1 KiB
C++
/****************************************/
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/* Modules to handle component drawing. */
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/****************************************/
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#include "fctsys.h"
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#include "gr_basic.h"
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#include "common.h"
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#include "class_drawpanel.h"
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#include "program.h"
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#include "general.h"
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#include "protos.h"
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#include "class_library.h"
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#include <boost/foreach.hpp>
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//#define DRAW_ARC_WITH_ANGLE // Used to select function to draw arcs
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/***************************************************************************/
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/** Function TransformCoordinate
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* Calculate the wew coordinate from the old one, according to the transform
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* matrix.
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* @param aTransformMatrix = rotation, mirror .. matrix
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* @param aPosition = the position to transform
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* @return the new coordinate
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*/
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/***************************************************************************/
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wxPoint TransformCoordinate( const int aTransformMatrix[2][2],
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const wxPoint& aPosition )
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{
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wxPoint new_pos;
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new_pos.x = ( aTransformMatrix[0][0] * aPosition.x ) +
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( aTransformMatrix[0][1] * aPosition.y );
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new_pos.y = ( aTransformMatrix[1][0] * aPosition.x ) +
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( aTransformMatrix[1][1] * aPosition.y );
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return new_pos;
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}
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/*****************************************************************************
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* Routine to rotate the given angular direction by the given Transformation. *
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* Input (and output) angles must be as follows: *
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* Unit is 0.1 degre *
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* Angle1 in [0..3600], Angle2 > Angle1 in [0..7200]. Arc is assumed to be *
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* less than 180.0 degrees. *
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* Algorithm: *
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* Map the angles to a point on the unit circle which is mapped using the *
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* transform (only mirror and rotate so it remains on the unit circle) to *
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* a new point which is used to detect new angle. *
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*****************************************************************************/
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bool MapAngles( int* Angle1, int* Angle2, const int TransMat[2][2] )
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{
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int Angle, Delta;
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double x, y, t;
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bool swap = FALSE;
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Delta = *Angle2 - *Angle1;
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if( Delta >= 1800 )
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{
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*Angle1 -= 1;
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*Angle2 += 1;
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}
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x = cos( *Angle1 * M_PI / 1800.0 );
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y = sin( *Angle1 * M_PI / 1800.0 );
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t = x * TransMat[0][0] + y * TransMat[0][1];
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y = x * TransMat[1][0] + y * TransMat[1][1];
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x = t;
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*Angle1 = (int) ( atan2( y, x ) * 1800.0 / M_PI + 0.5 );
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x = cos( *Angle2 * M_PI / 1800.0 );
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y = sin( *Angle2 * M_PI / 1800.0 );
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t = x * TransMat[0][0] + y * TransMat[0][1];
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y = x * TransMat[1][0] + y * TransMat[1][1];
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x = t;
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*Angle2 = (int) ( atan2( y, x ) * 1800.0 / M_PI + 0.5 );
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NORMALIZE_ANGLE( *Angle1 );
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NORMALIZE_ANGLE( *Angle2 );
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if( *Angle2 < *Angle1 )
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*Angle2 += 3600;
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if( *Angle2 - *Angle1 > 1800 ) /* Need to swap the two angles. */
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{
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Angle = (*Angle1);
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*Angle1 = (*Angle2);
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*Angle2 = Angle;
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NORMALIZE_ANGLE( *Angle1 );
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NORMALIZE_ANGLE( *Angle2 );
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if( *Angle2 < *Angle1 )
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*Angle2 += 3600;
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swap = TRUE;
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}
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if( Delta >= 1800 )
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{
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*Angle1 += 1;
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*Angle2 -= 1;
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}
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return swap;
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}
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/*****************************************************************************
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* Routine to display an outline version of given library entry. *
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* This routine is applied by the PlaceLibItem routine above. *
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*****************************************************************************/
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void DrawingLibInGhost( WinEDA_DrawPanel* panel, wxDC* DC,
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LIB_COMPONENT* LibEntry, SCH_COMPONENT* DrawLibItem,
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int PartX, int PartY, int multi, int convert,
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int Color, bool DrawPinText )
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{
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int DrawMode = g_XorMode;
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DrawLibPartAux( panel, DC, DrawLibItem, LibEntry, wxPoint( PartX, PartY ),
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DrawLibItem->m_Transform, multi, convert, DrawMode, Color,
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DrawPinText );
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}
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