mirror of https://github.com/OpenTTD/OpenTTD.git
46 lines
1.8 KiB
C++
46 lines
1.8 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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/>.
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*/
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/** @file font_win32.h Functions related to font handling on Win32. */
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#ifndef FONT_WIN32_H
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#define FONT_WIN32_H
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#include "../../fontcache/truetypefontcache.h"
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#include "win32.h"
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#include <windows.h>
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/** Font cache for fonts that are based on a Win32 font. */
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class Win32FontCache : public TrueTypeFontCache {
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private:
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LOGFONT logfont; ///< Logical font information for selecting the font face.
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HFONT font = nullptr; ///< The font face associated with this font.
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HDC dc = nullptr; ///< Cached GDI device context.
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HGDIOBJ old_font; ///< Old font selected into the GDI context.
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SIZE glyph_size; ///< Maximum size of regular glyphs.
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std::string fontname; ///< Cached copy of loaded font facename
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void SetFontSize(int pixels);
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protected:
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const void *InternalGetFontTable(uint32_t tag, size_t &length) override;
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const Sprite *InternalGetGlyph(GlyphID key, bool aa) override;
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public:
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Win32FontCache(FontSize fs, const LOGFONT &logfont, int pixels);
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~Win32FontCache();
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void ClearFontCache() override;
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GlyphID MapCharToGlyph(char32_t key) override;
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std::string GetFontName() override { return this->fontname; }
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const void *GetOSHandle() override { return &this->logfont; }
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};
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void LoadWin32Font(FontSize fs);
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#endif /* FONT_WIN32_H */
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