void GERBER_PLOTTER::Arc( const wxPoint& aCenter, double aStAngle, double aEndAngle,
int aRadius, FILL_T aFill, int aWidth )
{
SetCurrentLineWidth( aWidth );
wxPoint start, end;
start.x = aCenter.x + KiROUND( cosdecideg( aRadius, aStAngle ) );
start.y = aCenter.y - KiROUND( sindecideg( aRadius, aStAngle ) );
MoveTo( start );
end.x = aCenter.x + KiROUND( cosdecideg( aRadius, aEndAngle ) );
end.y = aCenter.y - KiROUND( sindecideg( aRadius, aEndAngle ) );
DPOINT devEnd = userToDeviceCoordinates( end );
DPOINT devCenter = userToDeviceCoordinates( aCenter ) - userToDeviceCoordinates( start );
fprintf( outputFile, "G75*\n" ); // Multiquadrant mode
if( aStAngle < aEndAngle )
fprintf( outputFile, "G03" );
else
fprintf( outputFile, "G02" );
fprintf( outputFile, "X%dY%dI%dJ%dD01*\n",
KiROUND( devEnd.x ), KiROUND( devEnd.y ),
KiROUND( devCenter.x ), KiROUND( devCenter.y ) );
fprintf( outputFile, "G01*\n" ); // Back to linear interp.
}
void PLOTTER::Arc( const wxPoint& centre, double StAngle, double EndAngle, int radius,
FILL_T fill, int width )
{
wxPoint start, end;
const int delta = 50; // increment (in 0.1 degrees) to draw circles
if( StAngle > EndAngle )
std::swap( StAngle, EndAngle );
SetCurrentLineWidth( width );
/* Please NOTE the different sign due to Y-axis flip */
start.x = centre.x + KiROUND( cosdecideg( radius, -StAngle ) );
start.y = centre.y + KiROUND( sindecideg( radius, -StAngle ) );
MoveTo( start );
for( int ii = StAngle + delta; ii < EndAngle; ii += delta )
{
end.x = centre.x + KiROUND( cosdecideg( radius, -ii ) );
end.y = centre.y + KiROUND( sindecideg( radius, -ii ) );
LineTo( end );
}
end.x = centre.x + KiROUND( cosdecideg( radius, -EndAngle ) );
end.y = centre.y + KiROUND( sindecideg( radius, -EndAngle ) );
FinishTo( end );
}
/* Plot an arc:
* Center = center coord
* Stangl, endAngle = angle of beginning and end
* Radius = radius of the arc
* Command
* PU PY x, y; PD start_arc_X AA, start_arc_Y, angle, NbSegm; PU;
* Or PU PY x, y; PD start_arc_X AA, start_arc_Y, angle, PU;
*/
void HPGL_PLOTTER::Arc( const wxPoint& centre, double StAngle, double EndAngle, int radius,
FILL_T fill, int width )
{
wxASSERT( outputFile );
double angle;
if( radius <= 0 )
return;
DPOINT centre_dev = userToDeviceCoordinates( centre );
if( m_plotMirror )
angle = StAngle - EndAngle;
else
angle = EndAngle - StAngle;
NORMALIZE_ANGLE_180( angle );
angle /= 10;
// Calculate arc start point:
wxPoint cmap;
cmap.x = centre.x + KiROUND( cosdecideg( radius, StAngle ) );
cmap.y = centre.y - KiROUND( sindecideg( radius, StAngle ) );
DPOINT cmap_dev = userToDeviceCoordinates( cmap );
fprintf( outputFile,
"PU;PA %.0f,%.0f;PD;AA %.0f,%.0f,",
cmap_dev.x, cmap_dev.y,
centre_dev.x, centre_dev.y );
fprintf( outputFile, "%.0f", angle );
fprintf( outputFile, ";PU;\n" );
PenFinish();
}
/**
* The PDF engine can't directly plot arcs, it uses the base emulation.
* So no filled arcs (not a great loss... )
*/
void PDF_PLOTTER::Arc( const wxPoint& centre, double StAngle, double EndAngle, int radius,
FILL_T fill, int width )
{
wxASSERT( workFile );
if( radius <= 0 )
return;
/* Arcs are not so easily approximated by beziers (in the general case),
so we approximate them in the old way */
wxPoint start, end;
const int delta = 50; // increment (in 0.1 degrees) to draw circles
if( StAngle > EndAngle )
EXCHG( StAngle, EndAngle );
SetCurrentLineWidth( width );
// Usual trig arc plotting routine...
start.x = centre.x + KiROUND( cosdecideg( radius, -StAngle ) );
start.y = centre.y + KiROUND( sindecideg( radius, -StAngle ) );
DPOINT pos_dev = userToDeviceCoordinates( start );
fprintf( workFile, "%g %g m ", pos_dev.x, pos_dev.y );
for( int ii = StAngle + delta; ii < EndAngle; ii += delta )
{
end.x = centre.x + KiROUND( cosdecideg( radius, -ii ) );
end.y = centre.y + KiROUND( sindecideg( radius, -ii ) );
pos_dev = userToDeviceCoordinates( end );
fprintf( workFile, "%g %g l ", pos_dev.x, pos_dev.y );
}
end.x = centre.x + KiROUND( cosdecideg( radius, -EndAngle ) );
end.y = centre.y + KiROUND( sindecideg( radius, -EndAngle ) );
pos_dev = userToDeviceCoordinates( end );
fprintf( workFile, "%g %g l ", pos_dev.x, pos_dev.y );
// The arc is drawn... if not filled we stroke it, otherwise we finish
// closing the pie at the center
if( fill == NO_FILL )
{
fputs( "S\n", workFile );
}
else
{
pos_dev = userToDeviceCoordinates( centre );
fprintf( workFile, "%g %g l b\n", pos_dev.x, pos_dev.y );
}
}
/* Fills all routing matrix cells contained in the arc
* angle = ArcAngle, half-width lg
* center = ux0,uy0, starting at ux1, uy1. Coordinates are in
* PCB units.
*/
void TraceArc( int ux0, int uy0, int ux1, int uy1, double ArcAngle, int lg,
LAYER_NUM layer, int color, int op_logic )
{
int radius, nb_segm;
int x0, y0, // Starting point of the current segment trace
x1, y1; // End point
int ii;
double angle, StAngle;
radius = KiROUND( Distance( ux0, uy0, ux1, uy1 ) );
x0 = ux1 - ux0;
y0 = uy1 - uy0;
StAngle = ArcTangente( uy1 - uy0, ux1 - ux0 );
if( lg < 1 )
lg = 1;
nb_segm = ( 2 * radius ) / lg;
nb_segm = ( nb_segm * std::abs( ArcAngle ) ) / 3600;
if( nb_segm < 5 )
nb_segm = 5;
if( nb_segm > 100 )
nb_segm = 100;
for( ii = 1; ii <= nb_segm; ii++ )
{
angle = ( ArcAngle * ii ) / nb_segm;
angle += StAngle;
NORMALIZE_ANGLE_POS( angle );
x1 = KiROUND( cosdecideg( radius, angle ) );
y1 = KiROUND( cosdecideg( radius, angle ) );
DrawSegmentQcq( x0 + ux0, y0 + uy0, x1 + ux0, y1 + uy0, lg, layer, color, op_logic );
x0 = x1;
y0 = y1;
}
}
/* Fills all cells of the routing matrix contained in the circle
* half-width = lg, center = ux0, uy0, ux1,uy1 is a point on the circle.
* coord are in PCB units.
*/
void TraceCircle( int ux0, int uy0, int ux1, int uy1, int lg, LAYER_NUM layer,
int color, int op_logic )
{
int radius, nb_segm;
int x0, y0, // Starting point of the current segment trace.
x1, y1; // End point.
int ii;
int angle;
radius = KiROUND( Distance( ux0, uy0, ux1, uy1 ) );
x0 = x1 = radius;
y0 = y1 = 0;
if( lg < 1 )
lg = 1;
nb_segm = ( 2 * radius ) / lg;
if( nb_segm < 5 )
nb_segm = 5;
if( nb_segm > 100 )
nb_segm = 100;
for( ii = 1; ii < nb_segm; ii++ )
{
angle = (3600 * ii) / nb_segm;
x1 = KiROUND( cosdecideg( radius, angle ) );
y1 = KiROUND( sindecideg( radius, angle ) );
DrawSegmentQcq( x0 + ux0, y0 + uy0, x1 + ux0, y1 + uy0, lg, layer, color, op_logic );
x0 = x1;
y0 = y1;
}
DrawSegmentQcq( x1 + ux0, y1 + uy0, ux0 + radius, uy0, lg, layer, color, op_logic );
}
