tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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FontPaletteCache.cpp (1117B)

      1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
      2 * This Source Code Form is subject to the terms of the Mozilla Public
      3 * License, v. 2.0. If a copy of the MPL was not distributed with this
      4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      5 
      6 #include "FontPaletteCache.h"
      7 #include "COLRFonts.h"
      8 #include "gfxFontEntry.h"
      9 
     10 using namespace mozilla;
     11 
     12 void gfx::PaletteCache::SetPaletteValueSet(
     13    const gfx::FontPaletteValueSet* aSet) {
     14  mPaletteValueSet = aSet;
     15  Clear();
     16 }
     17 
     18 already_AddRefed<gfx::FontPalette> gfx::PaletteCache::GetPaletteFor(
     19    gfxFontEntry* aFontEntry, nsAtom* aPaletteName) {
     20  auto entry = Lookup(std::pair(aFontEntry, aPaletteName));
     21  if (!entry) {
     22    CacheData newData;
     23    newData.mKey = std::pair(aFontEntry, aPaletteName);
     24 
     25    gfxFontEntry::AutoHBFace face = aFontEntry->GetHBFace();
     26    newData.mPalette = new FontPalette(gfx::COLRFonts::CreateColorPalette(
     27        face, mPaletteValueSet, aPaletteName, aFontEntry->FamilyName()));
     28 
     29    entry.Set(std::move(newData));
     30  }
     31  RefPtr result = entry.Data().mPalette;
     32  return result.forget();
     33 }