1. DLaicH
  2. love-canvas_getPixel

Source

love-canvas_getPixel / src / modules / font / ImageRasterizer.h

/**
 * Copyright (c) 2006-2012 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.
 **/

#ifndef LOVE_FONT_IMAGE_RASTERIZER_H
#define LOVE_FONT_IMAGE_RASTERIZER_H

// LOVE
#include "filesystem/File.h"
#include "font/Rasterizer.h"
#include "image/ImageData.h"

namespace love
{
namespace font
{

/**
 * Holds data for a font object.
 **/
class ImageRasterizer : public Rasterizer
{
private:
	// Load all the glyph positions into memory
	void load();

	// The image data
	love::image::ImageData *imageData;
	// The glyphs in the font
	unsigned short *glyphs;
	// The length of the glyph array
	unsigned int length;
	// The positions of each glyph
	unsigned int *positions;
	// The widths of each glyph
	unsigned int *widths;
	// The spacing of each glyph
	unsigned int *spacing;

public:
	ImageRasterizer(love::image::ImageData *imageData, unsigned short *glyphs, int length);
	virtual ~ImageRasterizer();

	// Implement Rasterizer
	virtual int getLineHeight() const;
	virtual GlyphData *getGlyphData(unsigned short glyph) const;
	virtual int getNumGlyphs() const;

	static const unsigned int MAX_CHARS = 256;

}; // ImageRasterizer

} // font
} // love

#endif // LOVE_FONT_IMAGE_RASTERIZER_H