scummvm/engines/sci/graphics/font.h

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/* 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.
*
* $URL$
* $Id$
*
*/
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#ifndef SCI_GRAPHICS_FONT_H
#define SCI_GRAPHICS_FONT_H
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#include "sci/graphics/helpers.h"
namespace Sci {
class GfxFont {
public:
GfxFont() {}
virtual ~GfxFont() {}
virtual GuiResourceId getResourceId() { return 0; }
virtual byte getHeight() { return 0; }
virtual bool isDoubleByte(uint16 chr) { return false; }
virtual byte getCharWidth(uint16 chr) { return 0; }
virtual void draw(uint16 chr, int16 top, int16 left, byte color, bool greyedOutput) {}
};
/**
* Font class, handles loading of font resources and drawing characters to screen
* every font resource has its own instance of this class
*/
class GfxFontFromResource : public GfxFont {
public:
GfxFontFromResource(ResourceManager *resMan, GfxScreen *screen, GuiResourceId resourceId);
~GfxFontFromResource();
GuiResourceId getResourceId();
byte getHeight();
byte getCharWidth(uint16 chr);
void draw(uint16 chr, int16 top, int16 left, byte color, bool greyedOutput);
private:
byte getCharHeight(uint16 chr);
byte *getCharData(uint16 chr);
ResourceManager *_resMan;
GfxScreen *_screen;
Resource *_resource;
GuiResourceId _resourceId;
byte *_resourceData;
struct Charinfo {
byte w, h;
int16 offset;
};
byte _fontHeight;
uint16 _numChars;
Charinfo *_chars;
};
} // End of namespace Sci
#endif