private static void DrawRectangleInternal(AM.DrawingContext dc, AM.IBrush brush, AM.Pen pen, bool isStroked, bool isFilled, ref Rect2 rect)
{
if (!isStroked && !isFilled)
{
return;
}
var r = new A.Rect(rect.X, rect.Y, rect.Width, rect.Height);
if (isFilled)
{
dc.FillRectangle(brush, r);
}
if (isStroked)
{
dc.DrawRectangle(pen, r);
}
}
private void Draw(AM.DrawingContext context, DrawCommand command, Stack <Stack <IDisposable> > pushedStates)
{
switch (command)
{
case GeometryClipDrawCommand geometryClipDrawCommand:
{
var geometryPushedState = context.PushGeometryClip(geometryClipDrawCommand.Clip);
var currentPushedStates = pushedStates.Peek();
currentPushedStates.Push(geometryPushedState);
}
break;
case ClipDrawCommand clipDrawCommand:
{
var clipPushedState = context.PushClip(clipDrawCommand.Clip);
var currentPushedStates = pushedStates.Peek();
currentPushedStates.Push(clipPushedState);
}
break;
case SaveDrawCommand _:
{
pushedStates.Push(new Stack <IDisposable>());
}
break;
case RestoreDrawCommand _:
{
var currentPushedStates = pushedStates.Pop();
while (currentPushedStates.Count > 0)
{
var pushedState = currentPushedStates.Pop();
pushedState.Dispose();
}
}
break;
case SetTransformDrawCommand setTransformDrawCommand:
{
var transformPreTransform = context.PushSetTransform(setTransformDrawCommand.Matrix);
var currentPushedStates = pushedStates.Peek();
currentPushedStates.Push(transformPreTransform);
}
break;
case SaveLayerDrawCommand saveLayerDrawCommand:
{
pushedStates.Push(new Stack <IDisposable>());
}
break;
case ImageDrawCommand imageDrawCommand:
{
context.DrawImage(
imageDrawCommand.Source,
imageDrawCommand.SourceRect,
imageDrawCommand.DestRect,
imageDrawCommand.BitmapInterpolationMode);
}
break;
case GeometryDrawCommand geometryDrawCommand:
{
context.DrawGeometry(
geometryDrawCommand.Brush,
geometryDrawCommand.Pen,
geometryDrawCommand.Geometry);
}
break;
case LineDrawCommand lineDrawCommand:
{
context.DrawLine(
lineDrawCommand.Pen,
lineDrawCommand.P1,
lineDrawCommand.P2);
}
break;
case RectangleDrawCommand rectangleDrawCommand:
{
context.DrawRectangle(
rectangleDrawCommand.Brush,
rectangleDrawCommand.Pen,
rectangleDrawCommand.Rect,
rectangleDrawCommand.RadiusX,
rectangleDrawCommand.RadiusY);
}
break;
case TextDrawCommand textDrawCommand:
{
context.DrawText(
textDrawCommand.Brush,
textDrawCommand.Origin,
textDrawCommand.FormattedText);
}
break;
}
}
/// <summary>
/// Renders the control.
/// </summary>
/// <param name="context">The drawing context.</param>
public override void Render(DrawingContext context)
{
var background = Background;
var borderBrush = BorderBrush;
var borderThickness = BorderThickness;
var cornerRadius = CornerRadius;
var rect = new Rect(Bounds.Size).Deflate(BorderThickness);
if (background != null)
{
context.FillRectangle(background, rect, cornerRadius);
}
if (borderBrush != null && borderThickness > 0)
{
context.DrawRectangle(new Pen(borderBrush, borderThickness), rect, cornerRadius);
}
}
protected internal override void OnRender(DrawingContext drawingContext)
{
Rect rect = new Rect(new Size(this.ActualWidth, this.ActualHeight));
if (this.formattedText == null)
{
this.formattedText = this.CreateFormattedText();
}
drawingContext.DrawRectangle(
this.Background,
null,
rect);
drawingContext.DrawText(this.formattedText, new Point());
}
protected internal override void OnRender(DrawingContext drawingContext)
{
Rect brushRect = new Rect(new Size(this.ActualWidth, this.ActualHeight));
Rect penRect = brushRect;
Pen pen = null;
if (this.BorderBrush != null && !this.BorderThickness.IsEmpty)
{
pen = new Pen(this.BorderBrush, this.BorderThickness.Left);
double penOffset = -(pen.Thickness / 2);
brushRect.Inflate(-pen.Thickness, -pen.Thickness);
penRect.Inflate(penOffset, penOffset);
}
if (this.CornerRadius.TopLeft > 0 || this.CornerRadius.BottomLeft > 0)
{
drawingContext.DrawRoundedRectangle(
this.Background,
pen,
brushRect,
this.CornerRadius.TopLeft,
this.CornerRadius.BottomLeft);
}
else
{
if (this.Background != null)
{
drawingContext.DrawRectangle(this.Background, null, brushRect);
}
if (pen != null)
{
drawingContext.DrawRectangle(null, pen, penRect);
}
}
}
