public override void Draw(DrawingContext ctx, Matrix matrix)
{
if (!this.shouldDraw)
{
return;
}
bool flag = this.AdornerSet is RectangleGeometryAdornerSetBase;
Point anchorPoint = this.GetAnchorPoint(matrix);
Brush brush = this.IsActive ? (flag ? FeedbackHelper.GetActiveBrush(AdornerType.ClipPath) : this.ActiveBrush) : this.InactiveBrush;
Pen pen = flag ? FeedbackHelper.GetThinPen(AdornerType.ClipPath) : this.ThinPen;
Rect targetRect = this.TargetRect;
AdornerRenderLocation location = AdornerRenderLocation.Outside;
if (this.DesignerContext.SelectionManager.ElementSelectionSet != null && this.DesignerContext.SelectionManager.ElementSelectionSet.Selection.Count > 1 && !this.ElementSet.AdornsMultipleElements)
{
location = AdornerRenderLocation.Inside;
}
SizeAdorner.DrawSizeAdorner(ctx, anchorPoint, this.EdgeFlags, matrix, brush, pen, targetRect, location);
if (!this.IsActive)
{
return;
}
Matrix transformMatrix = this.ElementSet.GetTransformMatrix(this.DesignerContext.ActiveView.ViewRoot);
SizeAdorner.DrawDimensions(ctx, matrix, transformMatrix, pen, targetRect, this.EdgeFlags);
}
public static void DrawSizeAdorner(DrawingContext drawingContext, Point anchorPoint, EdgeFlags edgeFlags, Matrix matrix, Brush brush, Pen pen, Rect bounds, AdornerRenderLocation location)
{
if (SizeAdorner.SkipAdorner(edgeFlags, matrix, bounds))
{
return;
}
Vector vector1 = new Vector(1.0, 0.0) * matrix;
Vector vector2 = new Vector(0.0, 1.0) * matrix;
vector1.Normalize();
vector2.Normalize();
double num1 = matrix.Determinant < 0.0 ? -1.0 : 1.0;
Point point = anchorPoint;
Matrix matrix1 = new Matrix(0.0, 1.0 * num1, -1.0 * num1, 0.0, 0.0, 0.0);
Matrix matrix2 = new Matrix(0.0, -1.0 * num1, 1.0 * num1, 0.0, 0.0, 0.0);
Vector vector3 = vector1 * matrix1;
Vector vector4 = vector2 * matrix2;
Vector vector5 = vector1 * 8.0;
Vector vector6 = vector2 * 8.0;
if (location == AdornerRenderLocation.Inside)
{
switch (edgeFlags & EdgeFlags.TopOrBottom)
{
case EdgeFlags.None:
vector1 = vector4;
anchorPoint -= 0.5 * (5.0 - pen.Thickness) * vector2;
point += vector2 * 0.5 * 8.0;
break;
case EdgeFlags.Top:
vector2 = vector3;
anchorPoint += 0.5 * pen.Thickness * vector2;
point += vector2 * 8.0;
break;
case EdgeFlags.Bottom:
vector2 = vector3;
anchorPoint -= (5.0 - 0.5 * pen.Thickness) * vector2;
break;
}
switch (edgeFlags & EdgeFlags.LeftOrRight)
{
case EdgeFlags.None:
anchorPoint -= 0.5 * (5.0 - pen.Thickness) * vector1;
point += vector1 * 0.5 * 8.0;
break;
case EdgeFlags.Left:
anchorPoint += 0.5 * pen.Thickness * vector1;
point += vector1 * 8.0;
break;
case EdgeFlags.Right:
anchorPoint -= (5.0 - 0.5 * pen.Thickness) * vector1;
break;
}
}
else
{
switch (edgeFlags & EdgeFlags.TopOrBottom)
{
case EdgeFlags.None:
vector1 = vector4;
anchorPoint -= 0.5 * (5.0 - pen.Thickness) * vector2;
point += vector2 * 0.5 * 8.0;
break;
case EdgeFlags.Top:
vector2 = vector3;
anchorPoint -= (5.0 - 0.5 * pen.Thickness) * vector2;
break;
case EdgeFlags.Bottom:
vector2 = vector3;
anchorPoint += 0.5 * pen.Thickness * vector2;
point += vector2 * 8.0;
break;
}
switch (edgeFlags & EdgeFlags.LeftOrRight)
{
case EdgeFlags.None:
anchorPoint -= 0.5 * (5.0 - pen.Thickness) * vector1;
point += vector1 * 0.5 * 8.0;
break;
case EdgeFlags.Left:
anchorPoint -= (5.0 - 0.5 * pen.Thickness) * vector1;
break;
case EdgeFlags.Right:
anchorPoint += 0.5 * pen.Thickness * vector1;
point += vector1 * 8.0;
break;
}
}
StreamGeometry streamGeometry1 = new StreamGeometry();
StreamGeometryContext streamGeometryContext1 = streamGeometry1.Open();
streamGeometryContext1.BeginFigure(point - vector5, true, true);
streamGeometryContext1.LineTo(point - vector5 - vector6, false, false);
streamGeometryContext1.LineTo(point - vector6, false, false);
streamGeometryContext1.LineTo(point, false, false);
streamGeometryContext1.Close();
streamGeometry1.Freeze();
drawingContext.DrawGeometry((Brush)Brushes.Transparent, (Pen)null, (System.Windows.Media.Geometry)streamGeometry1);
double num2 = 5.0 - pen.Thickness;
Vector vector7 = vector1 * num2;
Vector vector8 = vector2 * num2;
StreamGeometry streamGeometry2 = new StreamGeometry();
StreamGeometryContext streamGeometryContext2 = streamGeometry2.Open();
streamGeometryContext2.BeginFigure(anchorPoint, true, true);
streamGeometryContext2.LineTo(anchorPoint + vector8, true, false);
streamGeometryContext2.LineTo(anchorPoint + vector7 + vector8, true, false);
streamGeometryContext2.LineTo(anchorPoint + vector7, true, false);
streamGeometryContext2.Close();
streamGeometry2.Freeze();
drawingContext.DrawGeometry(brush, pen, (System.Windows.Media.Geometry)streamGeometry2);
}
