/*
        $Header$

	LCD-Daemon  -   DBoxII-Project

	Copyright (C) 2001 Steffen Hehn 'McClean'
		baseroutines by tmbinc
	Homepage: http://dbox.cyberphoria.org/



	License: GPL

	This program 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; either version 2 of the License, or
	(at your option) any later version.

	This program 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.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef __LCDFONTRENDERER__
#define __LCDFONTRENDERER__

#include "lcddisplay.h"

#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_CACHE_H
#include FT_CACHE_IMAGE_H
#include FT_CACHE_SMALL_BITMAPS_H

#include <asm/types.h>

class LcdFontRenderClass;
class LcdFont
{
		CLCDDisplay		*framebuffer;
#if FREETYPE_MAJOR >= 2 && FREETYPE_MINOR >= 3
		FTC_ImageTypeRec	font;
#else
		FTC_Image_Desc		font;
		FT_Face			face;
#endif
		LcdFontRenderClass	*renderer;
		FT_Size			size;

		FT_Error getGlyphBitmap(FT_ULong glyph_index, FTC_SBit *sbit);

	public:
		void RenderString(int x, int y, int width, const char *text, int color, int selected = 0, const bool utf8_encoded = false);

		int getRenderWidth(const char *text, const bool utf8_encoded = false);

		LcdFont(CLCDDisplay *fb, LcdFontRenderClass *render, FTC_FaceID faceid, int isize);
		~LcdFont() {}
};

class LcdFontRenderClass
{
		CLCDDisplay *framebuffer;

		struct fontListEntry
		{
			char *filename, *style, *family;
			fontListEntry *next;
			~fontListEntry();
		} *font;

		FT_Library	library;
		FTC_Manager	cacheManager;	/* the cache manager             */
		FTC_ImageCache	imageCache;	/* the glyph image cache         */
		FTC_SBitCache	sbitsCache;	/* the glyph small bitmaps cache */

		FTC_FaceID getFaceID(const char *family, const char *style);
#if FREETYPE_MAJOR >= 2 && FREETYPE_MINOR >= 3
		FT_Error getGlyphBitmap(FTC_ImageType font, FT_ULong glyph_index, FTC_SBit *sbit);
#else
		FT_Error getGlyphBitmap(FTC_Image_Desc *font, FT_ULong glyph_index, FTC_SBit *sbit);
#endif

	public:
		pthread_mutex_t render_mutex;
		const char *AddFont(const char *const filename);
		void InitFontCache();

		FT_Error FTC_Face_Requester(FTC_FaceID  face_id, FT_Face *aface);

		static FT_Error myFTC_Face_Requester(FTC_FaceID  face_id, FT_Library library, FT_Pointer request_data, FT_Face *aface);

		//FT_Face getFace(const char *family, const char *style);
		LcdFont *getFont(const char *family, const char *style, int size);
		LcdFontRenderClass(CLCDDisplay *fb);
		~LcdFontRenderClass();

		friend class LcdFont;
};

#endif /* __LCDFONTRENDERER__ */