src/tests/mock_fontcache.h

   1 /*
   2  * This file is part of OpenTTD.
   3  * 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.
   4  * 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.
   5  * 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 <http://www.gnu.org/licenses/>.
   6  */
   7
   8 /** @file mock_fontcache.h Mock font cache implementation definition. */
   9
  10 #ifndef MOCK_FONTCACHE_H
  11 #define MOCK_FONTCACHE_H
  12
  13 #include "../stdafx.h"
  14
  15 #include "../fontcache.h"
  16 #include "../string_func.h"
  17
  18 /** Font cache for mocking basic use of fonts. */
  19 class MockFontCache : public FontCache {
  20 public:
  21         MockFontCache(FontSize fs) : FontCache(fs)
  22         {
  23                 this->height = FontCache::GetDefaultFontHeight(this->fs);
  24         }
  25
  26         void SetUnicodeGlyph(char32_t, SpriteID) override {}
  27         void InitializeUnicodeGlyphMap() override {}
  28         void ClearFontCache() override {}
  29         const Sprite *GetGlyph(GlyphID) override { return nullptr; }
  30         uint GetGlyphWidth(GlyphID) override { return this->height / 2; }
  31         bool GetDrawGlyphShadow() override { return false; }
  32         GlyphID MapCharToGlyph(char32_t key, [[maybe_unused]] bool allow_fallback = true) override { return key; }
  33         std::string GetFontName() override { return "mock"; }
  34         bool IsBuiltInFont() override { return true; }
  35
  36         static void InitializeFontCaches()
  37         {
  38                 for (FontSize fs = FS_BEGIN; fs != FS_END; fs++) {
  39                         if (FontCache::caches[fs] == nullptr) new MockFontCache(fs); /* FontCache inserts itself into to the cache. */
  40                 }
  41         }
  42 };
  43
  44 #endif /* MOCK_FONTCACHE_H */