protected override void OnRender(DrawingContext drawingContext)
{
base.OnRender(drawingContext);
double actualWidth = this.ActualWidth;
double actualHeight = this.ActualHeight;
UIElement uiElement = this.Parent as UIElement;
DrawingBrush drawingBrush;
if (this.ActiveTool != null && uiElement != null)
{
drawingBrush = this.ActiveTool.NormalIconBrush;
if (uiElement.IsMouseOver || this.IsChecked.HasValue && this.IsChecked.Value)
{
drawingBrush = this.ActiveTool.HoverIconBrush;
}
}
else
{
drawingBrush = IconMapper.GetDrawingBrushForType(PlatformTypes.Object, false, 24, 24);
}
Rect rectangle = new Rect(new Point((double)(((int)actualWidth - 24) / 2), (double)(((int)actualHeight - 24) / 2)), new Size(24.0, 24.0));
if (drawingBrush != null)
{
drawingContext.DrawRectangle((Brush)drawingBrush, (Pen)null, rectangle);
}
if (this.ToolCount <= 1)
{
return;
}
double x = actualWidth - 1.0;
double y = actualHeight - 1.0;
StreamGeometry streamGeometry = new StreamGeometry();
StreamGeometryContext streamGeometryContext = streamGeometry.Open();
streamGeometryContext.BeginFigure(new Point(x, y), true, true);
streamGeometryContext.LineTo(new Point(x - 5.0, y), false, false);
streamGeometryContext.LineTo(new Point(x, y - 5.0), false, false);
streamGeometryContext.Close();
streamGeometry.Freeze();
drawingContext.DrawGeometry(this.ExpansionTriangleBrush, (Pen)null, (System.Windows.Media.Geometry)streamGeometry);
}
public static DrawingBrush GetDrawingBrushForType(ITypeId type, bool selected, int requestedWidth, int requestedHeight)
{
IType type1 = type as IType;
if (type1 != null)
{
List <IconMapper.CachedBrush> list;
if (!IconMapper.ExtensibleIconCache.TryGetValue(type1.RuntimeType, out list))
{
list = new List <IconMapper.CachedBrush>(1);
IconMapper.ExtensibleIconCache.Add(type1.RuntimeType, list);
}
bool flag = false;
foreach (IconMapper.CachedBrush cachedBrush in list)
{
if (cachedBrush.Width == requestedWidth && cachedBrush.Height == requestedHeight)
{
if (cachedBrush.Brush != null)
{
return(cachedBrush.Brush);
}
flag = true;
break;
}
}
if (!flag)
{
string resourceName;
Stream drawingBrushStream = IconMapper.GetExtensibleDrawingBrushStream(type1.RuntimeType, requestedWidth, requestedHeight, out resourceName);
if (drawingBrushStream != null)
{
DrawingBrush drawingBrushFromStream = IconMapper.CreateDrawingBrushFromStream(drawingBrushStream, resourceName);
list.Add(new IconMapper.CachedBrush(requestedWidth, requestedHeight, drawingBrushFromStream));
return(drawingBrushFromStream);
}
list.Add(new IconMapper.CachedBrush(requestedWidth, requestedHeight, (DrawingBrush)null));
}
}
string str1;
if (!IconMapper.TypeMap.TryGetValue(type.FullName, out str1) && type1 != null)
{
Type type2 = type1.RuntimeType;
while (type2 != (Type)null && !IconMapper.TypeMap.TryGetValue(type2.FullName, out str1))
{
type2 = type2.BaseType;
if (type2 == (Type)null)
{
type2 = type1.PlatformMetadata.ResolveType(PlatformTypes.Object).RuntimeType;
}
}
}
if (string.IsNullOrEmpty(str1))
{
str1 = "element";
}
bool flag1 = requestedWidth == 12 && requestedHeight == 12;
string str2 = flag1 ? "_12x12" : "_24x24";
string str3 = selected ? "_on" : "_off";
string str4 = "asset_" + str1 + str3;
string str5 = str4 + str2;
DrawingBrush drawingBrush = IconMapper.FindDrawingBrush(str5);
if (drawingBrush == null && flag1)
{
drawingBrush = IconMapper.FindDrawingBrush(str4 + "_24x24");
IconMapper.IconCache.Add(str5, drawingBrush);
}
return(drawingBrush);
}