mirror of
https://github.com/love2d/love.git
synced 2026-08-12 16:40:57 +02:00
Alex Szpakowski
112 lines
3.3 KiB
C++
112 lines
3.3 KiB
C++
/**
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* Copyright (c) 2006-2020 LOVE Development Team
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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**/
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// LOVE
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#include "Font.h"
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#include "BMFontRasterizer.h"
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#include "ImageRasterizer.h"
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#include "data/DataModule.h"
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#include "libraries/utf8/utf8.h"
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namespace love
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{
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namespace font
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{
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// Default TrueType font, gzip-compressed.
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#include "NotoSans-Regular.ttf.gzip.h"
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Font::Font()
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{
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auto compressedbytes = (const char *) NotoSans_Regular_ttf_gzip;
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size_t compressedsize = NotoSans_Regular_ttf_gzip_len;
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size_t rawsize = 0;
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char *fontdata = data::decompress(data::Compressor::FORMAT_GZIP, compressedbytes, compressedsize, rawsize);
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defaultFontData.set(new data::ByteData(fontdata, rawsize, true), Acquire::NORETAIN);
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}
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Rasterizer *Font::newTrueTypeRasterizer(int size, TrueTypeRasterizer::Hinting hinting)
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{
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return newTrueTypeRasterizer(defaultFontData.get(), size, hinting);
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}
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Rasterizer *Font::newTrueTypeRasterizer(int size, float dpiscale, TrueTypeRasterizer::Hinting hinting)
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{
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return newTrueTypeRasterizer(defaultFontData.get(), size, dpiscale, hinting);
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}
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Rasterizer *Font::newBMFontRasterizer(love::filesystem::FileData *fontdef, const std::vector<image::ImageData *> &images, float dpiscale)
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{
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return new BMFontRasterizer(fontdef, images, dpiscale);
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}
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Rasterizer *Font::newImageRasterizer(love::image::ImageData *data, const std::string &text, int extraspacing, float dpiscale)
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{
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std::vector<uint32> glyphs;
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glyphs.reserve(text.size());
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try
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{
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utf8::iterator<std::string::const_iterator> i(text.begin(), text.begin(), text.end());
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utf8::iterator<std::string::const_iterator> end(text.end(), text.begin(), text.end());
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while (i != end)
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glyphs.push_back(*i++);
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}
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catch (utf8::exception &e)
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{
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throw love::Exception("UTF-8 decoding error: %s", e.what());
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}
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return newImageRasterizer(data, &glyphs[0], (int) glyphs.size(), extraspacing, dpiscale);
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}
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Rasterizer *Font::newImageRasterizer(love::image::ImageData *data, uint32 *glyphs, int numglyphs, int extraspacing, float dpiscale)
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{
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return new ImageRasterizer(data, glyphs, numglyphs, extraspacing, dpiscale);
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}
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GlyphData *Font::newGlyphData(Rasterizer *r, const std::string &text)
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{
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uint32 codepoint = 0;
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try
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{
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codepoint = utf8::peek_next(text.begin(), text.end());
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}
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catch (utf8::exception &e)
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{
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throw love::Exception("UTF-8 decoding error: %s", e.what());
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}
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return r->getGlyphData(codepoint);
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}
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GlyphData *Font::newGlyphData(Rasterizer *r, uint32 glyph)
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{
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return r->getGlyphData(glyph);
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}
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} // font
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} // love
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