From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/2d/ScaledFontDWrite.h | 105 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 gfx/2d/ScaledFontDWrite.h

(limited to 'gfx/2d/ScaledFontDWrite.h')

diff --git a/gfx/2d/ScaledFontDWrite.h b/gfx/2d/ScaledFontDWrite.h
new file mode 100644
index 0000000000..da1568b8ca
--- /dev/null
+++ b/gfx/2d/ScaledFontDWrite.h
@@ -0,0 +1,105 @@
+/* -*- 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_SCALEDFONTDWRITE_H_
+#define MOZILLA_GFX_SCALEDFONTDWRITE_H_
+
+#include <dwrite.h>
+#include "DWriteSettings.h"
+#include "ScaledFontBase.h"
+
+struct ID2D1GeometrySink;
+struct gfxFontStyle;
+
+namespace mozilla {
+namespace gfx {
+
+class NativeFontResourceDWrite;
+class UnscaledFontDWrite;
+
+class ScaledFontDWrite final : public ScaledFontBase {
+ public:
+  MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontDWrite, override)
+  ScaledFontDWrite(IDWriteFontFace* aFontFace,
+                   const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
+                   bool aUseEmbeddedBitmap, bool aUseMultistrikeBold,
+                   bool aGDIForced, const gfxFontStyle* aStyle);
+
+  FontType GetType() const override { return FontType::DWRITE; }
+
+  already_AddRefed<Path> GetPathForGlyphs(const GlyphBuffer& aBuffer,
+                                          const DrawTarget* aTarget) override;
+  void CopyGlyphsToBuilder(const GlyphBuffer& aBuffer, PathBuilder* aBuilder,
+                           const Matrix* aTransformHint) override;
+
+  void CopyGlyphsToSink(const GlyphBuffer& aBuffer,
+                        ID2D1SimplifiedGeometrySink* aSink);
+
+  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;
+
+  DWriteSettings& DWriteSettings() const;
+
+  AntialiasMode GetDefaultAAMode() override;
+
+  bool UseEmbeddedBitmaps() const { return mUseEmbeddedBitmap; }
+  bool UseMultistrikeBold() const { return mUseMultistrikeBold; }
+  bool ForceGDIMode() const { return mGDIForced; }
+
+  bool UseSubpixelPosition() const override { return !ForceGDIMode(); }
+
+  bool HasBoldSimulation() const {
+    return (mFontFace->GetSimulations() & DWRITE_FONT_SIMULATIONS_BOLD) != 0;
+  }
+
+  bool HasVariationSettings() override;
+
+  SkTypeface* CreateSkTypeface() override;
+  void SetupSkFontDrawOptions(SkFont& aFont) override;
+  SkFontStyle mStyle;
+
+  RefPtr<IDWriteFontFace> mFontFace;
+  bool mUseEmbeddedBitmap;
+  bool mUseMultistrikeBold = false;
+  bool mGDIForced = false;
+
+  cairo_font_face_t* CreateCairoFontFace(
+      cairo_font_options_t* aFontOptions) override;
+  void PrepareCairoScaledFont(cairo_scaled_font_t* aFont) override;
+
+ private:
+  friend class NativeFontResourceDWrite;
+  friend class UnscaledFontDWrite;
+
+  struct InstanceData {
+    explicit InstanceData(ScaledFontDWrite* aScaledFont)
+        : mUseEmbeddedBitmap(aScaledFont->mUseEmbeddedBitmap),
+          mUseBoldSimulation(aScaledFont->HasBoldSimulation()),
+          mUseMultistrikeBold(aScaledFont->UseMultistrikeBold()),
+          mGDIForced(aScaledFont->mGDIForced) {}
+
+    InstanceData(const wr::FontInstanceOptions* aOptions,
+                 const wr::FontInstancePlatformOptions* aPlatformOptions);
+
+    bool mUseEmbeddedBitmap = false;
+    bool mUseBoldSimulation = false;
+    bool mUseMultistrikeBold = false;
+    bool mGDIForced = false;
+  };
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif /* MOZILLA_GFX_SCALEDFONTDWRITE_H_ */
-- 
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