SKIA text: enable subpixel anti-aliasing

Author: olilarkin

IGraphics/Drawing/IGraphicsSkia.cpp

@@ -586,6 +586,7 @@ void IGraphicsSkia::PrepareAndMeasureText(const IText& text, const char* str, IR
 float IGraphicsSkia::DoMeasureText(const IText& text, const char* str, IRECT& bounds) const
 {
   SkFont font;
+  font.setEdging(SkFont::Edging::kSubpixelAntiAlias);
 
   IRECT r = bounds;
   double x, y;
@@ -599,8 +600,10 @@ void IGraphicsSkia::DoDrawText(const IText& text, const char* str, const IRECT&
   IRECT measured = bounds;
 
   SkFont font;
+  font.setEdging(SkFont::Edging::kSubpixelAntiAlias);
+
   double x, y;
-  
+
   PrepareAndMeasureText(text, str, measured, x, y, font);
   PathTransformSave();
   DoTextRotation(text, bounds, measured);