mock_fontcache.h

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/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
 */

 
#ifndef MOCK_FONTCACHE_H
#define MOCK_FONTCACHE_H
 
#include "../fontcache.h"
#include "../string_func.h"

class MockFontCache : public FontCache {
public:
  MockFontCache(FontSize fs) : FontCache(fs)
  {
    this->height = FontCache::GetDefaultFontHeight(this->fs);
  }
 
  void ClearFontCache() override {}
  const Sprite *GetGlyph(GlyphID) override { return nullptr; }
  uint GetGlyphWidth(GlyphID) override { return this->height / 2; }
  bool GetDrawGlyphShadow() override { return false; }
  GlyphID MapCharToGlyph(char32_t key, [[maybe_unused]] bool allow_fallback = true) override { return key; }
  std::string GetFontName() override { return "mock"; }
  bool IsBuiltInFont() override { return true; }
 
  static void InitializeFontCaches()
  {
    for (FontSize fs = FS_BEGIN; fs != FS_END; fs++) {
      if (FontCache::Get(fs) != nullptr) continue;
      FontCache::Register(std::make_unique<MockFontCache>(fs));
    }
  }
};
 
#endif /* MOCK_FONTCACHE_H */