scummvm/engines/wintermute/FontGlyphCache.h
2012-06-02 13:09:24 +02:00

126 lines
3.0 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This file is based on WME Lite.
* http://dead-code.org/redir.php?target=wmelite
* Copyright (c) 2011 Jan Nedoma
*/
#ifndef WINTERMUTE_FONTGLYPHCACHE_H
#define WINTERMUTE_FONTGLYPHCACHE_H
#include "engines/wintermute/Base/BFontStorage.h"
#include "graphics/surface.h"
namespace WinterMute {
//////////////////////////////////////////////////////////////////////////
class GlyphInfo {
public:
GlyphInfo(int glyphIndex) {
_glyphIndex = glyphIndex;
_advanceX = _advanceY = 0;
_bearingX = _bearingY = 0;
_width = _height = 0;
_image = NULL;
}
~GlyphInfo() {
// TODO
//if (_image) SDL_FreeSurface(_image);
}
void SetGlyphInfo(float AdvanceX, float AdvanceY, int BearingX, int BearingY) {
_advanceX = AdvanceX;
_advanceY = AdvanceY;
_bearingX = BearingX;
_bearingY = BearingY;
}
void SetGlyphImage(size_t width, size_t height, size_t stride, byte *pixels);
int GetGlyphIndex() {
return _glyphIndex;
}
int GetWidth() {
return _width;
}
int GetHeight() {
return _height;
}
float GetAdvanceX() {
return _advanceX;
}
float GetAdvanceY() {
return _advanceY;
}
int GetBearingX() {
return _bearingX;
}
int GetBearingY() {
return _bearingY;
}
Graphics::Surface *GetImage() {
return _image;
}
private:
int _glyphIndex;
float _advanceX;
float _advanceY;
int _bearingX;
int _bearingY;
int _width;
int _height;
Graphics::Surface *_image;
};
//////////////////////////////////////////////////////////////////////////
class FontGlyphCache {
public:
FontGlyphCache();
virtual ~FontGlyphCache();
void Initialize();
bool HasGlyph(wchar_t ch);
GlyphInfo *GetGlyph(wchar_t ch);
//void AddGlyph(wchar_t ch, int glyphIndex, FT_GlyphSlot glyphSlot, size_t width, size_t height, byte *pixels, size_t stride = 0);
private:
//typedef Common::HashMap<wchar_t, GlyphInfo *> GlyphInfoMap;
typedef Common::HashMap<char, GlyphInfo *> GlyphInfoMap; // TODO
GlyphInfoMap _glyphs;
};
} // end of namespace WinterMute
#endif // WINTERMUTE_FONTGLYPHCACHE_H