scummvm/engines/darkseed/gamefont.cpp

118 lines
2.5 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "darkseed/darkseed.h"
#include "darkseed/gamefont.h"
namespace Darkseed {
extern DarkseedEngine *g_engine;
GameFont::GameFont() {
if (_letters.load("tosfont.nsp")) {
_maxWidth = _letters.getMaxSpriteWidth() + 1;
} else {
error("Error loading tosfont.nsp");
}
}
const Sprite *GameFont::getCharacterSprite(char c) const {
int letterIdx = 1000;
switch (c) {
case 0x20 :
case 0x2d :
letterIdx = 0x46;
break;
case 0x21 :
letterIdx = 0x36;
break;
case 0x22 :
case 0x5e :
letterIdx = 0x3a;
break;
case 0x27 :
letterIdx = 0x45;
break;
case 0x28 :
letterIdx = 0x37;
break;
case 0x29 :
letterIdx = 0x38;
break;
case 0x2b :
letterIdx = 0xa;
break;
case 0x2c :
letterIdx = 0x34;
break;
case 0x2e :
letterIdx = 0x35;
break;
case 0x3a :
letterIdx = 0x47;
break;
case 0x3f :
letterIdx = 0x39;
break;
default: {
if (c < 0x41 || c > 0x5a) {
if (c < 0x61 || c > 0x7a) {
if (c > 0x2f && c < 0x3a) {
letterIdx = c + 0xb;
}
} else {
letterIdx = c - 0x61;
}
} else {
letterIdx = c - 0x27;
}
break;
}
}
if (letterIdx != 1000) {
return &_letters.getSpriteAt(letterIdx);
}
return nullptr;
}
int GameFont::getFontHeight() const {
return 10;
}
int GameFont::getMaxCharWidth() const {
return _maxWidth;
}
int GameFont::getCharWidth(uint32 chr) const {
auto letter = getCharacterSprite((char)chr);
return letter ? letter->_width + 1 : 0;
}
void GameFont::drawChar(Graphics::Surface *dst, uint32 chr, int x, int y, uint32 color) const {
auto letter = getCharacterSprite((char)chr);
if (letter) {
letter->draw(dst, x, y);
}
}
} // namespace Darkseed