Adding upstream version 115.7.0esr.upstream/115.7.0esr

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

1 files changed, 91 insertions, 0 deletions

diff --git a/gfx/2d/ScaledFontFontconfig.h b/gfx/2d/ScaledFontFontconfig.h
new file mode 100644
index 0000000000..e6dfd48097
--- /dev/null
+++ b/gfx/2d/ScaledFontFontconfig.h
@@ -0,0 +1,91 @@
+/* -*- 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_SCALEDFONTFONTCONFIG_H_
+#define MOZILLA_GFX_SCALEDFONTFONTCONFIG_H_
+
+#include "ScaledFontBase.h"
+
+#include <cairo-ft.h>
+
+namespace mozilla {
+namespace gfx {
+
+class NativeFontResourceFontconfig;
+class UnscaledFontFontconfig;
+
+class ScaledFontFontconfig : public ScaledFontBase {
+ public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontFontconfig, override)
+  ScaledFontFontconfig(RefPtr<SharedFTFace>&& aFace, FcPattern* aPattern,
+                       const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize);
+
+  FontType GetType() const override { return FontType::FONTCONFIG; }
+
+  SkTypeface* CreateSkTypeface() override;
+  void SetupSkFontDrawOptions(SkFont& aFont) override;
+
+  AntialiasMode GetDefaultAAMode() override;
+
+  bool UseSubpixelPosition() const override;
+
+  bool CanSerialize() override { return true; }
+
+  bool MayUseBitmaps() override;
+
+  bool GetFontInstanceData(FontInstanceDataOutput aCb, void* aBaton) override;
+
+  bool GetWRFontInstanceOptions(
+      Maybe<wr::FontInstanceOptions>* aOutOptions,
+      Maybe<wr::FontInstancePlatformOptions>* aOutPlatformOptions,
+      std::vector<FontVariation>* aOutVariations) override;
+
+  bool HasVariationSettings() override;
+
+ protected:
+  cairo_font_face_t* CreateCairoFontFace(
+      cairo_font_options_t* aFontOptions) override;
+
+ private:
+  friend class NativeFontResourceFontconfig;
+  friend class UnscaledFontFontconfig;
+
+  struct InstanceData {
+    enum {
+      AUTOHINT = 1 << 0,
+      EMBEDDED_BITMAP = 1 << 1,
+      EMBOLDEN = 1 << 2,
+      HINT_METRICS = 1 << 3,
+      LCD_VERTICAL = 1 << 4,
+      SUBPIXEL_BGR = 1 << 5,
+    };
+
+    explicit InstanceData(FcPattern* aPattern);
+    InstanceData(const wr::FontInstanceOptions* aOptions,
+                 const wr::FontInstancePlatformOptions* aPlatformOptions);
+
+    void SetupFontOptions(cairo_font_options_t* aFontOptions,
+                          int* aOutLoadFlags,
+                          unsigned int* aOutSynthFlags) const;
+
+    uint8_t mFlags;
+    AntialiasMode mAntialias;
+    FontHinting mHinting;
+    uint8_t mLcdFilter;
+  };
+
+  ScaledFontFontconfig(RefPtr<SharedFTFace>&& aFace,
+                       const InstanceData& aInstanceData,
+                       const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize);
+
+  RefPtr<SharedFTFace> mFace;
+  InstanceData mInstanceData;
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif /* MOZILLA_GFX_SCALEDFONTFONTCONFIG_H_ */