// Bezier Support
void CPolyLine::AppendBezier( int x1, int y1, int x2, int y2, int x3, int y3 )
{
std::vector<wxPoint> bezier_points;
bezier_points = Bezier2Poly( x1, y1, x2, y2, x3, y3 );
for( unsigned int i = 0; i < bezier_points.size(); i++ )
AppendCorner( bezier_points[i].x, bezier_points[i].y );
}
std::vector<wxPoint> Bezier2Poly( wxPoint c1, wxPoint c2, wxPoint c3 )
{
return Bezier2Poly( c1.x, c1.y, c2.x, c2.y, c3.x, c3.y );
}
void DRAWSEGMENT::Draw( EDA_DRAW_PANEL* panel, wxDC* DC, GR_DRAWMODE draw_mode,
const wxPoint& aOffset )
{
int ux0, uy0, dx, dy;
int l_trace;
int mode;
int radius;
LAYER_NUM curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;
EDA_COLOR_T color;
BOARD * brd = GetBoard( );
if( brd->IsLayerVisible( GetLayer() ) == false )
return;
color = brd->GetLayerColor( GetLayer() );
if( ( draw_mode & GR_ALLOW_HIGHCONTRAST ) && DisplayOpt.ContrastModeDisplay )
{
if( !IsOnLayer( curr_layer ) && !IsOnLayer( EDGE_N ) )
ColorTurnToDarkDarkGray( &color );
}
GRSetDrawMode( DC, draw_mode );
l_trace = m_Width >> 1; /* half trace width */
// Line start point or Circle and Arc center
ux0 = m_Start.x + aOffset.x;
uy0 = m_Start.y + aOffset.y;
// Line end point or circle and arc start point
dx = m_End.x + aOffset.x;
dy = m_End.y + aOffset.y;
mode = DisplayOpt.DisplayDrawItems;
if( m_Flags & FORCE_SKETCH )
mode = SKETCH;
if( DC->LogicalToDeviceXRel( l_trace ) <= MIN_DRAW_WIDTH )
mode = LINE;
switch( m_Shape )
{
case S_CIRCLE:
radius = KiROUND( Distance( ux0, uy0, dx, dy ) );
if( mode == LINE )
{
GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius, color );
}
else if( mode == SKETCH )
{
GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius - l_trace, color );
GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius + l_trace, color );
}
else
{
GRCircle( panel->GetClipBox(), DC, ux0, uy0, radius, m_Width, color );
}
break;
case S_ARC:
double StAngle, EndAngle;
radius = KiROUND( Distance( ux0, uy0, dx, dy ) );
StAngle = ArcTangente( dy - uy0, dx - ux0 );
EndAngle = StAngle + m_Angle;
if( !panel->GetPrintMirrored() )
{
if( StAngle > EndAngle )
EXCHG( StAngle, EndAngle );
}
else // Mirrored mode: arc orientation is reversed
{
if( StAngle < EndAngle )
EXCHG( StAngle, EndAngle );
}
if( mode == LINE )
GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle, radius, color );
else if( mode == SKETCH )
{
GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle,
radius - l_trace, color );
GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle,
radius + l_trace, color );
}
else
{
GRArc( panel->GetClipBox(), DC, ux0, uy0, StAngle, EndAngle,
radius, m_Width, color );
}
break;
case S_CURVE:
m_BezierPoints = Bezier2Poly(m_Start, m_BezierC1, m_BezierC2, m_End);
for (unsigned int i=1; i < m_BezierPoints.size(); i++) {
if( mode == LINE )
GRLine( panel->GetClipBox(), DC,
m_BezierPoints[i].x, m_BezierPoints[i].y,
m_BezierPoints[i-1].x, m_BezierPoints[i-1].y, 0,
color );
else if( mode == SKETCH )
{
GRCSegm( panel->GetClipBox(), DC,
m_BezierPoints[i].x, m_BezierPoints[i].y,
m_BezierPoints[i-1].x, m_BezierPoints[i-1].y,
m_Width, color );
}
else
{
GRFillCSegm( panel->GetClipBox(), DC,
m_BezierPoints[i].x, m_BezierPoints[i].y,
m_BezierPoints[i-1].x, m_BezierPoints[i-1].y,
m_Width, color );
}
}
break;
default:
if( mode == LINE )
{
GRLine( panel->GetClipBox(), DC, ux0, uy0, dx, dy, 0, color );
}
else if( mode == SKETCH )
{
GRCSegm( panel->GetClipBox(), DC, ux0, uy0, dx, dy, m_Width, color );
}
else
{
GRFillCSegm( panel->GetClipBox(), DC, ux0, uy0, dx, dy, m_Width, color );
}
break;
}
}
