/// <summary>
/// Draws the outline of a rectangle.
/// </summary>
/// <param name="pen">The pen.</param>
/// <param name="rect">The rectangle bounds.</param>
/// <param name="cornerRadius">The corner radius.</param>
public void DrawRectangle(Pen pen, Rect rect, float cornerRadius)
{
using (var brush = CreateBrush(pen.Brush, rect.Size))
using (var d2dStroke = pen.ToDirect2DStrokeStyle(_renderTarget))
{
if (brush.PlatformBrush != null)
{
if (cornerRadius == 0)
{
_renderTarget.DrawRectangle(
rect.ToDirect2D(),
brush.PlatformBrush,
(float)pen.Thickness,
d2dStroke);
}
else
{
_renderTarget.DrawRoundedRectangle(
new RoundedRectangle { Rect = rect.ToDirect2D(), RadiusX = cornerRadius, RadiusY = cornerRadius },
brush.PlatformBrush,
(float)pen.Thickness,
d2dStroke);
}
}
}
}
/// <summary>
/// Draws a line.
/// </summary>
/// <param name="pen">The stroke pen.</param>
/// <param name="p1">The first point of the line.</param>
/// <param name="p2">The second point of the line.</param>
public void DrawLine(Pen pen, Point p1, Point p2)
{
if (pen != null)
{
var size = new Rect(p1, p2).Size;
using (var d2dBrush = CreateBrush(pen.Brush, size))
using (var d2dStroke = pen.ToDirect2DStrokeStyle(_renderTarget))
{
if (d2dBrush.PlatformBrush != null)
{
_renderTarget.DrawLine(
p1.ToSharpDX(),
p2.ToSharpDX(),
d2dBrush.PlatformBrush,
(float)pen.Thickness,
d2dStroke);
}
}
}
}
/// <summary>
/// Draws a geometry.
/// </summary>
/// <param name="brush">The fill brush.</param>
/// <param name="pen">The stroke pen.</param>
/// <param name="geometry">The geometry.</param>
public void DrawGeometry(IBrush brush, Pen pen, Avalonia.Media.Geometry geometry)
{
if (brush != null)
{
using (var d2dBrush = CreateBrush(brush, geometry.Bounds.Size))
{
if (d2dBrush.PlatformBrush != null)
{
var impl = (GeometryImpl)geometry.PlatformImpl;
_renderTarget.FillGeometry(impl.Geometry, d2dBrush.PlatformBrush);
}
}
}
if (pen != null)
{
using (var d2dBrush = CreateBrush(pen.Brush, geometry.GetRenderBounds(pen.Thickness).Size))
using (var d2dStroke = pen.ToDirect2DStrokeStyle(_renderTarget))
{
if (d2dBrush.PlatformBrush != null)
{
var impl = (GeometryImpl)geometry.PlatformImpl;
_renderTarget.DrawGeometry(impl.Geometry, d2dBrush.PlatformBrush, (float)pen.Thickness, d2dStroke);
}
}
}
}