public virtual IEnumerable <TRenderObject> RenderLabel(Label2D label)
{
Size2D textSize = TextRenderer.MeasureString(label.Text, label.Font);
//Size2D size = new Size2D(textSize.Width + 2*label.CollisionBuffer.Width, textSize.Height + 2*label.CollisionBuffer.Height);
//Rectangle2D layoutRectangle =
// new Rectangle2D(new Point2D(label.Location.X-label.CollisionBuffer.Width, label.Location.Y-label.CollisionBuffer.Height), size);
LabelStyle style = label.Style;
Int32 x = 0, y = 0;
if (style.HorizontalAlignment != HorizontalAlignment.Right || style.VerticalAlignment != VerticalAlignment.Bottom)
{
switch (style.HorizontalAlignment)
{
case HorizontalAlignment.Center:
x -= (Int32)(textSize.Width / 2.0f);
break;
case HorizontalAlignment.Left:
x -= (Int32)textSize.Width;
break;
default:
break;
}
switch (style.VerticalAlignment)
{
case VerticalAlignment.Middle:
y += (Int32)(textSize.Height / 2.0f);
break;
case VerticalAlignment.Top:
y += (Int32)textSize.Height;
break;
default:
break;
}
}
Point2D location = RenderTransform.TransformVector(label.Location.X, label.Location.Y).Add(new Point2D(x, y));
Rectangle2D layoutRectangle = new Rectangle2D(location, textSize);
if (label.Style.Halo != null)
{
StylePen halo = label.Style.Halo;
StyleBrush background = label.Style.Background;
IEnumerable <TRenderObject> haloPath = VectorRenderer.RenderPaths(
generateHaloPath(layoutRectangle), background, background, background,
halo, halo, halo, RenderState.Normal);
foreach (TRenderObject ro in haloPath)
{
yield return(ro);
}
}
IEnumerable <TRenderObject> renderedText = TextRenderer.RenderText(
label.Text, label.Font, layoutRectangle, label.FlowPath, label.Style.Foreground, label.Transform);
foreach (TRenderObject ro in renderedText)
{
yield return(ro);
}
}
private static IEnumerable <Path2D> generateHaloPath(Rectangle2D layoutRectangle)
{
Path2D path = new Path2D(layoutRectangle.GetVertexes(), true);
yield return(path);
}
