public Primitives.Path Create( double x, double y, double width, double height, double radius, Corners corners )
{
bool topLeft = (corners & Corners.TopLeft) != 0;
bool topRight = (corners & Corners.TopRight) != 0;
bool bottomLeft = (corners & Corners.BottomLeft) != 0;
bool bottomRight = (corners & Corners.BottomRight) != 0;
Primitives.Path path = new Primitives.Path();
path.Add( new Primitives.Path.Move( new Types.Point( x + (topLeft ? radius : 0), y ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( x + width - (topRight ? radius : 0), y ) ) );
if( topRight )
{
path.Add( new Primitives.Path.EllipticalArc( radius, radius, 0, false, true, new Types.Point( x + width, y + radius ) ) );
}
path.Add( new Primitives.Path.Line( new Types.Point( x + width, y + height - (bottomRight ? radius : 0) ) ) );
if( bottomRight )
{
path.Add( new Primitives.Path.EllipticalArc( radius, radius, 0, false, true, new Types.Point( x + width - radius, y + height ) ) );
}
path.Add( new Primitives.Path.Line( new Types.Point( x + (bottomLeft ? radius : 0), y + height ) ) );
if( bottomLeft )
{
path.Add( new Primitives.Path.EllipticalArc( radius, radius, 0, false, true, new Types.Point( x, y + height - radius ) ) );
}
path.Add( new Primitives.Path.Line( new Types.Point( x, y + (topLeft ? radius : 0) ) ) );
if( topLeft )
{
path.Add( new Primitives.Path.EllipticalArc( radius, radius, 0, false, true, new Types.Point( x + radius, y ) ) );
}
path.Add( new Primitives.Path.Close() );
return path;
}
protected override Primitives.VisualItem CreateItem( Primitives.BoundsMarker marker )
{
Primitives.Path rect = new Primitives.Path();
rect.Add( new Primitives.Path.Move( marker.Rectangle.TopLeft ) );
rect.Add( new Primitives.Path.Line( marker.Rectangle.TopRight ) );
rect.Add( new Primitives.Path.Line( marker.Rectangle.BottomRight ) );
rect.Add( new Primitives.Path.Line( marker.Rectangle.BottomLeft ) );
rect.Add( new Primitives.Path.Line( marker.Rectangle.TopLeft ) );
rect.Add( new Primitives.Path.Close() );
return rect;
}
public Primitives.Path Create( double x, double y, double width, double height )
{
Primitives.Path path = new Primitives.Path();
path.Add( new Primitives.Path.Move( new Types.Point( x, y ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( x + width, y ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( x + width, y + height ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( x, y + height ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( x, y ) ) );
path.Add( new Primitives.Path.Close() );
return path;
}
public Primitives.Path Create( double x, double y, double width, double height )
{
Primitives.Path path = new Primitives.Path();
path.Add( new Primitives.Path.Move( new Types.Point( x + width / 2, y ) ) );
path.Add( new Primitives.Path.EllipticalArc( width / 2, height / 2, 0, false, true, new Types.Point( x + width, y + height / 2 ) ) );
path.Add( new Primitives.Path.EllipticalArc( width / 2, height / 2, 0, false, true, new Types.Point( x + width / 2, y + height ) ) );
path.Add( new Primitives.Path.EllipticalArc( width / 2, height / 2, 0, false, true, new Types.Point( x, y + height / 2 ) ) );
path.Add( new Primitives.Path.EllipticalArc( width / 2, height / 2, 0, false, true, new Types.Point( x + width / 2, y ) ) );
path.Add( new Primitives.Path.Close() );
return path;
}
private Primitives.Path CreateSlice( int index, int count, double start, double sweep, double radius, double move )
{
Primitives.Path path = new Primitives.Path();
double cx = Math.Sin( start + sweep / 2 ) * move, cy = -Math.Cos( start + sweep / 2 ) * move;
double sx = Math.Sin( start ) * radius, sy = -Math.Cos( start ) * radius;
double ex = Math.Sin( start + sweep ) * radius, ey = -Math.Cos( start + sweep ) * radius;
path.Add( new Primitives.Path.Move( new Types.Point( cx, cy ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( cx + sx, cy + sy ) ) );
path.Add( new Primitives.Path.EllipticalArc( radius, radius, 0, (sweep > Math.PI), true, new Types.Point( cx + ex, cy + ey ) ) );
path.Add( new Primitives.Path.Line( new Types.Point( cx, cy ) ) );
path.Add( new Primitives.Path.Close() );
path.Style.Add( "GraphPiece" );
path.Style.AddExtra( "RowIndex", index.ToString() );
path.Style.AddExtra( "RowCount", count.ToString() );
return path;
}
public override Primitives.Path FlattenPath( Primitives.Path source )
{
PathCommandVisitor visitor = new PathCommandVisitor();
foreach( Primitives.Path.Command pathCommand in source.Commands )
{
pathCommand.Visit( visitor );
}
using( GraphicsPath gp = visitor.GetGraphicsPath() )
{
gp.Flatten();
PointF lastPoint = PointF.Empty;
Primitives.Path path = new Primitives.Path();
path.Pen = source.Pen;
path.Brush = source.Brush;
for( int i = 0; i < gp.PointCount; ++i )
{
PointF point = gp.PathPoints[i];
byte type = gp.PathTypes[i];
PointF nextPoint = point;
if( i < gp.PointCount - 1 && gp.PathTypes[i + 1] == 1 )
{
nextPoint = gp.PathPoints[i + 1];
}
switch( type )
{
case 0:
{
path.Add( new Primitives.Path.Move( new Types.Point( point.X, point.Y ) ) );
break;
}
case 1:
{
bool first = (i == 0) || gp.PathTypes[i - 1] != 1;
bool last = (i == gp.PointCount - 1) || gp.PathTypes[i + 1] != 1;
if( first || last
|| Math.Sqrt( Math.Pow( point.X - lastPoint.X, 2 ) + Math.Pow( point.Y - lastPoint.Y, 2 ) ) > _accuracy
|| Math.Sqrt( Math.Pow( point.X - nextPoint.X, 2 ) + Math.Pow( point.Y - nextPoint.Y, 2 ) ) > _accuracy )
{
path.Add( new Primitives.Path.Line( new Types.Point( point.X, point.Y ) ) );
lastPoint = point;
}
break;
}
case 129:
{
path.Add( new Primitives.Path.Line( new Types.Point( point.X, point.Y ) ) );
path.Add( new Primitives.Path.Close() );
break;
}
default:
throw new InvalidOperationException();
}
}
return path;
}
}
