mirror of
https://github.com/love2d/love.git
synced 2026-08-12 16:40:57 +02:00
Alex Szpakowski
104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
/**
|
|
* Copyright (c) 2006-2016 LOVE Development Team
|
|
*
|
|
* This software is provided 'as-is', without any express or implied
|
|
* warranty. In no event will the authors be held liable for any damages
|
|
* arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any purpose,
|
|
* including commercial applications, and to alter it and redistribute it
|
|
* freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you must not
|
|
* claim that you wrote the original software. If you use this software
|
|
* in a product, an acknowledgment in the product documentation would be
|
|
* appreciated but is not required.
|
|
* 2. Altered source versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software.
|
|
* 3. This notice may not be removed or altered from any source distribution.
|
|
**/
|
|
|
|
// LOVE
|
|
#include "Font.h"
|
|
#include "BMFontRasterizer.h"
|
|
#include "ImageRasterizer.h"
|
|
|
|
#include "libraries/utf8/utf8.h"
|
|
|
|
namespace love
|
|
{
|
|
namespace font
|
|
{
|
|
|
|
// Default TrueType font.
|
|
#include "Vera.ttf.h"
|
|
|
|
class DefaultFontData : public love::Data
|
|
{
|
|
public:
|
|
|
|
void *getData() const override { return Vera_ttf; }
|
|
size_t getSize() const override { return sizeof(Vera_ttf); }
|
|
};
|
|
|
|
Rasterizer *Font::newTrueTypeRasterizer(int size, TrueTypeRasterizer::Hinting hinting)
|
|
{
|
|
StrongRef<DefaultFontData> data(new DefaultFontData, Acquire::NORETAIN);
|
|
return newTrueTypeRasterizer(data.get(), size, hinting);
|
|
}
|
|
|
|
Rasterizer *Font::newBMFontRasterizer(love::filesystem::FileData *fontdef, const std::vector<image::ImageData *> &images)
|
|
{
|
|
return new BMFontRasterizer(fontdef, images);
|
|
}
|
|
|
|
Rasterizer *Font::newImageRasterizer(love::image::ImageData *data, const std::string &text, int extraspacing)
|
|
{
|
|
std::vector<uint32> glyphs;
|
|
glyphs.reserve(text.size());
|
|
|
|
try
|
|
{
|
|
utf8::iterator<std::string::const_iterator> i(text.begin(), text.begin(), text.end());
|
|
utf8::iterator<std::string::const_iterator> end(text.end(), text.begin(), text.end());
|
|
|
|
while (i != end)
|
|
glyphs.push_back(*i++);
|
|
}
|
|
catch (utf8::exception &e)
|
|
{
|
|
throw love::Exception("UTF-8 decoding error: %s", e.what());
|
|
}
|
|
|
|
return newImageRasterizer(data, &glyphs[0], (int) glyphs.size(), extraspacing);
|
|
}
|
|
|
|
Rasterizer *Font::newImageRasterizer(love::image::ImageData *data, uint32 *glyphs, int numglyphs, int extraspacing)
|
|
{
|
|
return new ImageRasterizer(data, glyphs, numglyphs, extraspacing);
|
|
}
|
|
|
|
GlyphData *Font::newGlyphData(Rasterizer *r, const std::string &text)
|
|
{
|
|
uint32 codepoint = 0;
|
|
|
|
try
|
|
{
|
|
codepoint = utf8::peek_next(text.begin(), text.end());
|
|
}
|
|
catch (utf8::exception &e)
|
|
{
|
|
throw love::Exception("UTF-8 decoding error: %s", e.what());
|
|
}
|
|
|
|
return r->getGlyphData(codepoint);
|
|
}
|
|
|
|
GlyphData *Font::newGlyphData(Rasterizer *r, uint32 glyph)
|
|
{
|
|
return r->getGlyphData(glyph);
|
|
}
|
|
|
|
} // font
|
|
} // love
|