Add m-esr52 at 52.6.0

1 files changed, 84 insertions, 0 deletions

diff --git a/gfx/2d/ScaledFontDWrite.h b/gfx/2d/ScaledFontDWrite.h
new file mode 100644
index 000000000..fc9a26c42
--- /dev/null
+++ b/gfx/2d/ScaledFontDWrite.h
@@ -0,0 +1,84 @@
+/* -*- 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_SCALEDFONTDWRITE_H_
+#define MOZILLA_GFX_SCALEDFONTDWRITE_H_
+
+#include <dwrite.h>
+#include "ScaledFontBase.h"
+
+struct ID2D1GeometrySink;
+struct gfxFontStyle;
+
+namespace mozilla {
+namespace gfx {
+
+class ScaledFontDWrite final : public ScaledFontBase
+{
+public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontDwrite)
+  ScaledFontDWrite(IDWriteFontFace *aFont, Float aSize)
+    : ScaledFontBase(aSize)
+    , mFontFace(aFont)
+    , mUseEmbeddedBitmap(false)
+    , mForceGDIMode(false)
+  {}
+
+  ScaledFontDWrite(IDWriteFontFace *aFontFace, Float aSize, bool aUseEmbeddedBitmap,
+                   bool aForceGDIMode, const gfxFontStyle* aStyle);
+
+  virtual FontType GetType() const { return FontType::DWRITE; }
+
+  virtual already_AddRefed<Path> GetPathForGlyphs(const GlyphBuffer &aBuffer, const DrawTarget *aTarget);
+  virtual void CopyGlyphsToBuilder(const GlyphBuffer &aBuffer, PathBuilder *aBuilder, const Matrix *aTransformHint);
+
+  void CopyGlyphsToSink(const GlyphBuffer &aBuffer, ID2D1GeometrySink *aSink);
+
+  virtual void GetGlyphDesignMetrics(const uint16_t* aGlyphIndices, uint32_t aNumGlyphs, GlyphMetrics* aGlyphMetrics);
+
+  virtual bool GetFontFileData(FontFileDataOutput aDataCallback, void *aBaton);
+
+  virtual AntialiasMode GetDefaultAAMode() override;
+
+  bool UseEmbeddedBitmaps() { return mUseEmbeddedBitmap; }
+  bool ForceGDIMode() { return mForceGDIMode; }
+
+#ifdef USE_SKIA
+  virtual SkTypeface* GetSkTypeface();
+  SkFontStyle mStyle;
+#endif
+
+  RefPtr<IDWriteFontFace> mFontFace;
+  bool mUseEmbeddedBitmap;
+  bool mForceGDIMode;
+
+protected:
+#ifdef USE_CAIRO_SCALED_FONT
+  cairo_font_face_t* GetCairoFontFace() override;
+#endif
+};
+
+class GlyphRenderingOptionsDWrite : public GlyphRenderingOptions
+{
+public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GlyphRenderingOptionsDWrite)
+  GlyphRenderingOptionsDWrite(IDWriteRenderingParams *aParams)
+    : mParams(aParams)
+  {
+  }
+
+  virtual FontType GetType() const { return FontType::DWRITE; }
+
+private:
+  friend class DrawTargetD2D;
+  friend class DrawTargetD2D1;
+
+  RefPtr<IDWriteRenderingParams> mParams;
+};
+
+}
+}
+
+#endif /* MOZILLA_GFX_SCALEDFONTDWRITE_H_ */