Implement Pango RenderText for Linux.

ui/gfx/gtk_util.h

Index: ui/gfx/gtk_util.h
===================================================================
--- ui/gfx/gtk_util.h	(revision 96870)
+++ ui/gfx/gtk_util.h	(working copy)
@@ -7,11 +7,13 @@
 #pragma once
 
 #include <glib-object.h>
+#include <pango/pango-layout.h>
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
+#include "base/i18n/rtl.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/base/ui_export.h"
 
@@ -66,6 +68,13 @@
 // assumed to be 4 * |width|.
 uint8_t* BGRAToRGBA(const uint8_t* pixels, int width, int height, int stride);
 
+class Font;
+void SetupPangoLayout(PangoLayout* layout,

[msw, 2011/08/19 23:16:59]

Maybe move this up with GetPangoContext and GetPangoResolution, move the
definition alongside their definitions too.

[xji, 2011/08/22 23:57:28]

done.
but the definition depends on skia_util.h and canvas.h, which I am not sure
whether gtk_util should depend on.

[msw, 2011/08/23 08:01:01]

Yeah, I don't think it should either... let's consult with an OWNER.

+                      const string16& text,
+                      const gfx::Font& font,
+                      int width,
+                      base::i18n::TextDirection text_direction,
+                      int flags);
 }  // namespace gfx
 
 // It's not legal C++ to have a templatized typedefs, so we wrap it in a