Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 59 insertions, 0 deletions

diff --git a/gfx/2d/UnscaledFontDWrite.h b/gfx/2d/UnscaledFontDWrite.h
new file mode 100644
index 0000000000..feed553790
--- /dev/null
+++ b/gfx/2d/UnscaledFontDWrite.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_UNSCALEDFONTDWRITE_H_
+#define MOZILLA_GFX_UNSCALEDFONTDWRITE_H_
+
+#include <dwrite.h>
+
+#include "2D.h"
+
+namespace mozilla {
+namespace gfx {
+
+class ScaledFontDWrite;
+
+class UnscaledFontDWrite final : public UnscaledFont {
+ public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(UnscaledFontDWrite, override)
+  UnscaledFontDWrite(const RefPtr<IDWriteFontFace>& aFontFace,
+                     const RefPtr<IDWriteFont>& aFont)
+      : mFontFace(aFontFace), mFont(aFont) {}
+
+  FontType GetType() const override { return FontType::DWRITE; }
+
+  const RefPtr<IDWriteFontFace>& GetFontFace() const { return mFontFace; }
+  const RefPtr<IDWriteFont>& GetFont() const { return mFont; }
+
+  bool GetFontFileData(FontFileDataOutput aDataCallback, void* aBaton) override;
+
+  already_AddRefed<ScaledFont> CreateScaledFont(
+      Float aGlyphSize, const uint8_t* aInstanceData,
+      uint32_t aInstanceDataLength, const FontVariation* aVariations,
+      uint32_t aNumVariations) override;
+
+  already_AddRefed<ScaledFont> CreateScaledFontFromWRFont(
+      Float aGlyphSize, const wr::FontInstanceOptions* aOptions,
+      const wr::FontInstancePlatformOptions* aPlatformOptions,
+      const FontVariation* aVariations, uint32_t aNumVariations) override;
+
+  bool GetFontDescriptor(FontDescriptorOutput aCb, void* aBaton) override;
+
+  static already_AddRefed<UnscaledFont> CreateFromFontDescriptor(
+      const uint8_t* aData, uint32_t aDataLength, uint32_t aIndex);
+
+ private:
+  bool InitBold();
+
+  RefPtr<IDWriteFontFace> mFontFace;
+  RefPtr<IDWriteFontFace> mFontFaceBold;
+  RefPtr<IDWriteFont> mFont;
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif /* MOZILLA_GFX_UNSCALEDFONTDWRITE_H_ */