gl_resources.cpp

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/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2016 Kicad Developers, see change_log.txt for contributors.
*
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/

// The current font is "Ubuntu Mono" available under Ubuntu Font Licence 1.0
// (see ubuntu-font-licence-1.0.txt for details)
#include <algorithm>
#include "gl_resources.h"

#define BITMAP_FONT_USE_SPANS

namespace KIGFX {
 namespace BUILTIN_FONT {

#include "bitmap_font_img.c"
#include "bitmap_font_desc.c"

 const FONT_GLYPH_TYPE* LookupGlyph( unsigned int aCodepoint )
 {
#ifdef BITMAP_FONT_USE_SPANS
 auto *end = font_codepoint_spans
 + sizeof( font_codepoint_spans ) / sizeof(FONT_SPAN_TYPE);
 auto ptr = std::upper_bound( font_codepoint_spans, end, aCodepoint,
 []( unsigned int codepoint, const FONT_SPAN_TYPE& span )
 {
 return codepoint < span.end;
 }
 );

 if( ptr != end && ptr->start <= aCodepoint )
 {
 unsigned int index = aCodepoint - ptr->start + ptr->cumulative;
 return &font_codepoint_infos[ index ];
 }
 else
 {
 return nullptr;
 }
#else
 return &bitmap_chars[codepoint];
#endif
 }

 }
}