Add m-esr52 at 52.6.0

1 files changed, 79 insertions, 0 deletions

diff --git a/gfx/2d/ScaledFontMac.h b/gfx/2d/ScaledFontMac.h
new file mode 100644
index 000000000..c141f96b2
--- /dev/null
+++ b/gfx/2d/ScaledFontMac.h
@@ -0,0 +1,79 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef MOZILLA_GFX_SCALEDFONTMAC_H_
+#define MOZILLA_GFX_SCALEDFONTMAC_H_
+
+#ifdef MOZ_WIDGET_COCOA
+#include <ApplicationServices/ApplicationServices.h>
+#else
+#include <CoreGraphics/CoreGraphics.h>
+#include <CoreText/CoreText.h>
+#endif
+
+#include "2D.h"
+
+#include "ScaledFontBase.h"
+
+namespace mozilla {
+namespace gfx {
+
+class GlyphRenderingOptionsCG : public GlyphRenderingOptions
+{
+public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GlyphRenderingOptionsCG, override)
+
+  explicit GlyphRenderingOptionsCG(const Color &aFontSmoothingBackgroundColor)
+    : mFontSmoothingBackgroundColor(aFontSmoothingBackgroundColor)
+  {}
+
+  const Color &FontSmoothingBackgroundColor() const { return mFontSmoothingBackgroundColor; }
+
+  virtual FontType GetType() const override { return FontType::MAC; }
+
+private:
+  Color mFontSmoothingBackgroundColor;
+};
+
+class ScaledFontMac : public ScaledFontBase
+{
+public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontMac)
+  ScaledFontMac(CGFontRef aFont, Float aSize);
+  virtual ~ScaledFontMac();
+
+  virtual FontType GetType() const { return FontType::MAC; }
+#ifdef USE_SKIA
+  virtual SkTypeface* GetSkTypeface();
+#endif
+  virtual already_AddRefed<Path> GetPathForGlyphs(const GlyphBuffer &aBuffer, const DrawTarget *aTarget);
+  virtual bool GetFontFileData(FontFileDataOutput aDataCallback, void *aBaton);
+
+#ifdef USE_CAIRO_SCALED_FONT
+  cairo_font_face_t* GetCairoFontFace();
+#endif
+
+private:
+  friend class DrawTargetSkia;
+  CGFontRef mFont;
+  CTFontRef mCTFont; // only created if CTFontDrawGlyphs is available, otherwise null
+
+  typedef void (CTFontDrawGlyphsFuncT)(CTFontRef,
+                                       const CGGlyph[], const CGPoint[],
+                                       size_t, CGContextRef);
+
+  static bool sSymbolLookupDone;
+
+public:
+  // function pointer for CTFontDrawGlyphs, if available;
+  // initialized the first time a ScaledFontMac is created,
+  // so it will be valid by the time DrawTargetCG wants to use it
+  static CTFontDrawGlyphsFuncT* CTFontDrawGlyphsPtr;
+};
+
+} // namespace gfx
+} // namespace mozilla
+
+#endif /* MOZILLA_GFX_SCALEDFONTMAC_H_ */