1 files changed, 102 insertions, 0 deletions
diff --git a/gfx/2d/ScaledFontMac.h b/gfx/2d/ScaledFontMac.h
new file mode 100644
index 0000000000..88c6b553db
--- /dev/null
+++ b/gfx/2d/ScaledFontMac.h
@@ -0,0 +1,102 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 {
+
+// Utility to create a CTFont from a CGFont, copying any variations that were
+// set on the original CGFont, and applying additional attributes from aDesc
+// (which may be NULL).
+// Exposed here because it is also used by gfxMacFont and gfxCoreTextShaper.
+CTFontRef CreateCTFontFromCGFontWithVariations(CGFontRef aCGFont, CGFloat aSize,
+                                               bool aInstalledFont,
+                                               CTFontDescriptorRef aFontDesc = nullptr);
+
+class UnscaledFontMac;
+
+class ScaledFontMac : public ScaledFontBase {
+ public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontMac, override)
+  ScaledFontMac(CGFontRef aFont, const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
+                bool aOwnsFont = false,
+                const DeviceColor& aFontSmoothingBackgroundColor = DeviceColor(),
+                bool aUseFontSmoothing = true, bool aApplySyntheticBold = false,
+                bool aHasColorGlyphs = false);
+  ScaledFontMac(CTFontRef aFont, const RefPtr<UnscaledFont>& aUnscaledFont,
+                const DeviceColor& aFontSmoothingBackgroundColor = DeviceColor(),
+                bool aUseFontSmoothing = true, bool aApplySyntheticBold = false,
+                bool aHasColorGlyphs = false);
+  ~ScaledFontMac();
+
+  FontType GetType() const override { return FontType::MAC; }
+  SkTypeface* CreateSkTypeface() override;
+  void SetupSkFontDrawOptions(SkFont& aFont) override;
+  already_AddRefed<Path> GetPathForGlyphs(const GlyphBuffer& aBuffer,
+                                          const DrawTarget* aTarget) override;
+
+  bool GetFontInstanceData(FontInstanceDataOutput aCb, void* aBaton) override;
+
+  bool GetWRFontInstanceOptions(Maybe<wr::FontInstanceOptions>* aOutOptions,
+                                Maybe<wr::FontInstancePlatformOptions>* aOutPlatformOptions,
+                                std::vector<FontVariation>* aOutVariations) override;
+
+  bool CanSerialize() override { return true; }
+
+  bool MayUseBitmaps() override { return mHasColorGlyphs; }
+
+  bool UseSubpixelPosition() const override { return true; }
+
+  DeviceColor FontSmoothingBackgroundColor() { return mFontSmoothingBackgroundColor; }
+
+  cairo_font_face_t* CreateCairoFontFace(cairo_font_options_t* aFontOptions) override;
+
+ private:
+  friend class DrawTargetSkia;
+  friend class UnscaledFontMac;
+
+  CGFontRef mFont;
+  CTFontRef mCTFont;  // only created if CTFontDrawGlyphs is available, otherwise null
+
+  DeviceColor mFontSmoothingBackgroundColor;
+  bool mUseFontSmoothing;
+  bool mApplySyntheticBold;
+  bool mHasColorGlyphs;
+
+  struct InstanceData {
+    explicit InstanceData(ScaledFontMac* aScaledFont)
+        : mFontSmoothingBackgroundColor(aScaledFont->mFontSmoothingBackgroundColor),
+          mUseFontSmoothing(aScaledFont->mUseFontSmoothing),
+          mApplySyntheticBold(aScaledFont->mApplySyntheticBold),
+          mHasColorGlyphs(aScaledFont->mHasColorGlyphs) {}
+
+    InstanceData(const wr::FontInstanceOptions* aOptions,
+                 const wr::FontInstancePlatformOptions* aPlatformOptions);
+
+    DeviceColor mFontSmoothingBackgroundColor;
+    bool mUseFontSmoothing;
+    bool mApplySyntheticBold;
+    bool mHasColorGlyphs;
+  };
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif /* MOZILLA_GFX_SCALEDFONTMAC_H_ */