private void CreateFiller( Types.Vector ev2 )
{
Types.Vector ev1 = _epos - _pos;
Types.Vector lv1 = _lastpos - _pos;
Types.Vector lv2 = (_lastpos + ev2) - _epos;
Primitives.Path part = new BinaryComponents.VectorGraphics.Primitives.Path();
part.Add( new Primitives.Path.Move( _lastpos ) );
part.Add( new Primitives.Path.Line( _lastpos + ev2 ) );
part.Add( new Primitives.Path.EllipticalArc( _softShadow._extent, _softShadow._extent, 0, false, false, _epos ) );
part.Add( new Primitives.Path.Line( _lastpos ) );
part.Add( new Primitives.Path.Close() );
part.Pen = null;
Types.Point gstart = _pos + (_lastpos - _pos) / 2, gend = gstart + (ev1 + ev2).Normalize( _softShadow._extent * 2/3 );
part.Brush = new Paint.Brushes.RadialGradientBrush
( _softShadow._color, Paint.Color.Transparent, gstart, gend );
_parts.Add( part );
_innerPath.Add( new Primitives.Path.Line( _lastpos ) );
}
public override void VisitLine( Primitives.Path.Line line )
{
Types.Vector lv = line.To - _lastpos;
Types.Vector ev = new Types.Vector( lv.Y, -lv.X ).Normalize( _softShadow._extent );
if( _epos != null )
{
CreateFiller( ev );
}
Primitives.Path part = new BinaryComponents.VectorGraphics.Primitives.Path();
part.Add( new Primitives.Path.Move( _lastpos + ev ) );
part.Add( new Primitives.Path.Line( line.To + ev ) );
part.Add( new Primitives.Path.Line( line.To ) );
part.Add( new Primitives.Path.Line( _lastpos ) );
part.Add( new Primitives.Path.Line( _lastpos + ev ) );
part.Add( new Primitives.Path.Close() );
part.Pen = null;
Types.Point gstart = line.To, gend = line.To + ev;
part.Brush = new Paint.Brushes.LinearGradientBrush
( _softShadow._color, Paint.Color.Transparent, gstart, gend, Paint.Brushes.LinearGradientBrush.RenderHint.NoClip );
_parts.Add( part );
if( _estartpos == null )
{
_estartpos = _pos + ev;
}
if( _startev == null )
{
_startev = ev;
}
_lastpos = _pos = line.To;
_epos = _pos + ev;
_innerPath.Add( new Primitives.Path.Line( line.To ) );
}
