1 files changed, 59 insertions, 0 deletions
diff --git a/gfx/2d/ScaledFontBase.h b/gfx/2d/ScaledFontBase.h
new file mode 100644
index 0000000000..0eb875955e
--- /dev/null
+++ b/gfx/2d/ScaledFontBase.h
@@ -0,0 +1,59 @@
+/* -*- 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_SCALEDFONTBASE_H_
+#define MOZILLA_GFX_SCALEDFONTBASE_H_
+
+#include "2D.h"
+
+#include "skia/include/core/SkFont.h"
+#include "skia/include/core/SkPath.h"
+#include "skia/include/core/SkTypeface.h"
+// Skia uses cairo_scaled_font_t as the internal font type in ScaledFont
+#include "cairo.h"
+
+namespace mozilla {
+namespace gfx {
+
+class ScaledFontBase : public ScaledFont {
+ public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontBase, override)
+
+  ScaledFontBase(const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize);
+  virtual ~ScaledFontBase();
+
+  virtual already_AddRefed<Path> GetPathForGlyphs(
+      const GlyphBuffer& aBuffer, const DrawTarget* aTarget) override;
+
+  virtual void CopyGlyphsToBuilder(const GlyphBuffer& aBuffer,
+                                   PathBuilder* aBuilder,
+                                   const Matrix* aTransformHint) override;
+
+  virtual Float GetSize() const override { return mSize; }
+
+  SkTypeface* GetSkTypeface();
+  virtual void SetupSkFontDrawOptions(SkFont& aFont) {}
+
+  virtual cairo_scaled_font_t* GetCairoScaledFont() override;
+
+ protected:
+  friend class DrawTargetSkia;
+  Atomic<SkTypeface*> mTypeface;
+  virtual SkTypeface* CreateSkTypeface() { return nullptr; }
+  SkPath GetSkiaPathForGlyphs(const GlyphBuffer& aBuffer);
+  virtual cairo_font_face_t* CreateCairoFontFace(
+      cairo_font_options_t* aFontOptions) {
+    return nullptr;
+  }
+  virtual void PrepareCairoScaledFont(cairo_scaled_font_t* aFont) {}
+  cairo_scaled_font_t* mScaledFont;
+  Float mSize;
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif /* MOZILLA_GFX_SCALEDFONTBASE_H_ */