protected void PerformLayoutBackground(RectangleF innerBorderRect, RenderContext context)
{
// Setup background brush
if (Background != null)
{
// TODO: Draw background only in the inner rectangle (outer rect minus BorderThickness)
using (GraphicsPath path = CreateBorderRectPath(innerBorderRect))
{
// Some backgrounds might not be closed (subclasses sometimes create open background shapes,
// for example GroupBox). To create a completely filled background, we need a closed figure.
path.CloseFigure();
PositionColoredTextured[] verts;
float centerX, centerY;
PointF[] pathPoints = path.PathPoints;
TriangulateHelper.CalcCentroid(pathPoints, out centerX, out centerY);
TriangulateHelper.FillPolygon_TriangleList(pathPoints, centerX, centerY, 1, out verts);
Background.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _backgroundContext, ref verts, PrimitiveType.TriangleList);
}
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _backgroundContext);
}
}
protected override void DoPerformLayout(RenderContext context)
{
base.DoPerformLayout(context);
// Setup brushes
if (Fill != null || (Stroke != null && StrokeThickness > 0))
{
using (GraphicsPath path = CreateRectanglePath(_innerRect))
{
if (path.PointCount == 0)
{
return;
}
PointF[] pathPoints = path.PathPoints;
PositionColoredTextured[] verts;
float centerX = _innerRect.Width / 2 + _innerRect.Left;
float centerY = _innerRect.Height / 2 + _innerRect.Top;
if (Fill != null)
{
TriangulateHelper.FillPolygon_TriangleList(pathPoints, centerX, centerY, 1, out verts);
Fill.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _fillContext, ref verts, PrimitiveType.TriangleList);
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _fillContext);
}
if (Stroke != null && StrokeThickness > 0)
{
TriangulateHelper.TriangulateStroke_TriangleList(pathPoints, (float)StrokeThickness, true, 1, StrokeLineJoin, out verts);
Stroke.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _strokeContext, ref verts, PrimitiveType.TriangleList);
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _strokeContext);
}
}
}
}
protected override void DoPerformLayout(RenderContext context)
{
base.DoPerformLayout(context);
// Setup brushes
if (Fill != null || (Stroke != null && StrokeThickness > 0))
{
using (GraphicsPath path = GetEllipse(_innerRect.ToDrawingRectF()))
{
PositionColoredTextured[] verts;
float centerX;
float centerY;
PointF[] pathPoints = path.PathPoints;
TriangulateHelper.CalcCentroid(pathPoints, out centerX, out centerY);
if (Fill != null)
{
TriangulateHelper.FillPolygon_TriangleList(pathPoints, centerX, centerY, 1, out verts);
Fill.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _fillContext, ref verts, PrimitiveType.TriangleList);
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _fillContext);
}
if (Stroke != null && StrokeThickness > 0)
{
TriangulateHelper.TriangulateStroke_TriangleList(pathPoints, (float)StrokeThickness, true, 1, PenLineJoin.Bevel, out verts);
Stroke.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _strokeContext, ref verts, PrimitiveType.TriangleList);
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _strokeContext);
}
}
}
}
protected void PerformLayoutBorder(RectangleF innerBorderRect, RenderContext context)
{
// Setup border brush
if (BorderBrush != null && BorderThickness > 0)
{
// TODO: Draw border with thickness BorderThickness - doesn't work yet, the drawn line is only one pixel thick
using (GraphicsPath path = CreateBorderRectPath(innerBorderRect))
{
using (GraphicsPathIterator gpi = new GraphicsPathIterator(path))
{
PositionColoredTextured[][] subPathVerts = new PositionColoredTextured[gpi.SubpathCount][];
using (GraphicsPath subPath = new GraphicsPath())
{
for (int i = 0; i < subPathVerts.Length; i++)
{
bool isClosed;
gpi.NextSubpath(subPath, out isClosed);
PointF[] pathPoints = subPath.PathPoints;
PenLineJoin lineJoin = Math.Abs(CornerRadius) < DELTA_DOUBLE ? BorderLineJoin : PenLineJoin.Bevel;
TriangulateHelper.TriangulateStroke_TriangleList(pathPoints, (float)BorderThickness, isClosed, 1, lineJoin,
out subPathVerts[i]);
}
}
PositionColoredTextured[] verts;
GraphicsPathHelper.Flatten(subPathVerts, out verts);
BorderBrush.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _borderContext, ref verts, PrimitiveType.TriangleList);
}
}
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _borderContext);
}
}
protected override void DoPerformLayout(RenderContext context)
{
base.DoPerformLayout(context);
if (Stroke != null && StrokeThickness > 0)
{
using (GraphicsPath path = GetLine(_innerRect))
{
float centerX;
float centerY;
PointF[] pathPoints = path.PathPoints;
TriangulateHelper.CalcCentroid(pathPoints, out centerX, out centerY);
PositionColoredTextured[] verts;
TriangulateHelper.FillPolygon_TriangleList(pathPoints, centerX, centerY, 1, out verts);
Stroke.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _strokeContext, ref verts, PrimitiveType.TriangleList);
}
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _strokeContext);
}
}
protected override void DoPerformLayout(RenderContext context)
{
base.DoPerformLayout(context);
// Setup brushes
if (Fill != null || ((Stroke != null && StrokeThickness > 0)))
{
using (GraphicsPath path = CalculateTransformedPath(_innerRect))
{
if (Fill != null && !_fillDisabled)
{
using (GraphicsPathIterator gpi = new GraphicsPathIterator(path))
{
PositionColoredTextured[][] subPathVerts = new PositionColoredTextured[gpi.SubpathCount][];
using (GraphicsPath subPath = new GraphicsPath())
{
for (int i = 0; i < subPathVerts.Length; i++)
{
bool isClosed;
gpi.NextSubpath(subPath, out isClosed);
PointF[] pathPoints = subPath.PathPoints;
TriangulateHelper.Triangulate(pathPoints, 1, out subPathVerts[i]);
if (subPathVerts[i] == null)
{
ServiceRegistration.Get <ILogger>().Warn("Failed to triangulate Path \"{0}\"!", Name);
}
}
}
PositionColoredTextured[] verts;
GraphicsPathHelper.Flatten(subPathVerts, out verts);
if (verts != null)
{
Fill.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _fillContext, ref verts, PrimitiveType.TriangleList);
}
}
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _fillContext);
}
if (Stroke != null && StrokeThickness > 0)
{
using (GraphicsPathIterator gpi = new GraphicsPathIterator(path))
{
PositionColoredTextured[][] subPathVerts = new PositionColoredTextured[gpi.SubpathCount][];
using (GraphicsPath subPath = new GraphicsPath())
{
for (int i = 0; i < subPathVerts.Length; i++)
{
bool isClosed;
gpi.NextSubpath(subPath, out isClosed);
PointF[] pathPoints = subPath.PathPoints;
TriangulateHelper.TriangulateStroke_TriangleList(pathPoints, (float)StrokeThickness, isClosed, 1, StrokeLineJoin,
out subPathVerts[i]);
}
}
PositionColoredTextured[] verts;
GraphicsPathHelper.Flatten(subPathVerts, out verts);
if (verts != null)
{
Stroke.SetupBrush(this, ref verts, context.ZOrder, true);
PrimitiveBuffer.SetPrimitiveBuffer(ref _strokeContext, ref verts, PrimitiveType.TriangleList);
}
}
}
else
{
PrimitiveBuffer.DisposePrimitiveBuffer(ref _strokeContext);
}
}
}
}
