public void DrawEllipse(Rect frame, Pen pen = null, BaseBrush baseBrush = null)
{
if (baseBrush != null)
{
graphics.FillEllipse(baseBrush.GetBrush(frame), Conversions.GetRectangleF(frame));
}
if (pen != null)
{
graphics.DrawEllipse(pen.GetPen(), Conversions.GetRectangleF(frame));
}
}
public void DrawRectangle(Rect frame, Pen pen = null, BaseBrush baseBrush = null)
{
if (baseBrush != null)
{
graphics.FillRectangle(baseBrush.GetBrush(frame), Conversions.GetRectangleF(frame));
}
if (pen != null)
{
var r = Conversions.GetRectangleF(frame);
graphics.DrawRectangle(pen.GetPen(), r.X, r.Y, r.Width, r.Height);
}
}
public void DrawPath(IEnumerable <PathOperation> ops, Pen pen = null, BaseBrush baseBrush = null)
{
using (var path = new GraphicsPath())
{
var bb = new BoundingBoxBuilder();
var position = Point.Zero;
foreach (var op in ops)
{
var start = op as StartFigure;
if (start != null)
{
path.StartFigure();
continue;
}
var moveTo = op as MoveTo;
if (moveTo != null)
{
path.StartFigure();
continue;
}
var lineTo = op as LineTo;
if (lineTo != null)
{
var p = lineTo.Start;
path.AddLine(Conversions.GetPointF(lineTo.Start), Conversions.GetPointF(lineTo.End));
position = p;
bb.Add(p);
continue;
}
var arcTo = op as ArcTo;
if (arcTo != null)
{
var p = arcTo.Point;
path.AddLine(Conversions.GetPointF(position), Conversions.GetPointF(p));
position = p;
bb.Add(p);
continue;
}
var curveTo = op as CurveTo;
if (curveTo != null)
{
path.AddBezier(Conversions.GetPointF(curveTo.Start), Conversions.GetPointF(curveTo.FirstControlPoint),
Conversions.GetPointF(curveTo.SecondControlPoint), Conversions.GetPointF(curveTo.End));
bb.Add(curveTo.Start);
bb.Add(curveTo.FirstControlPoint);
bb.Add(curveTo.SecondControlPoint);
bb.Add(curveTo.End);
continue;
}
var closePath = op as ClosePath;
if (closePath != null)
{
path.CloseFigure();
continue;
}
throw new NotSupportedException("Path Op " + op);
}
var frame = bb.BoundingBox;
if (baseBrush != null)
{
graphics.FillPath(baseBrush.GetBrush(frame), path);
}
if (pen != null)
{
var r = Conversions.GetRectangleF(frame);
graphics.DrawPath(pen.GetPen(), path);
}
}
}
