diff options
Diffstat (limited to 'engines/sci/gui/gui_font.cpp')
| -rw-r--r-- | engines/sci/gui/gui_font.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/engines/sci/gui/gui_font.cpp b/engines/sci/gui/gui_font.cpp new file mode 100644 index 0000000000..c27ae35930 --- /dev/null +++ b/engines/sci/gui/gui_font.cpp @@ -0,0 +1,100 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#include "sci/sci.h" +#include "sci/engine/state.h" +#include "sci/tools.h" +#include "sci/gui/gui_screen.h" +#include "sci/gui/gui_font.h" + +namespace Sci { + +SciGUIfont::SciGUIfont(OSystem *system, EngineState *state, SciGUIscreen *screen, sciResourceId resourceId) + : _system(system), _s(state), _screen(screen), _resourceId(resourceId) { + assert(resourceId != -1); + initData(resourceId); +} + +SciGUIfont::~SciGUIfont() { +} + +void SciGUIfont::initData(sciResourceId resourceId) { + Resource *fontResource = _s->resMan->findResource(ResourceId(kResourceTypeFont, resourceId), false); + if (!fontResource) { + error("font resource %d not found", resourceId); + } + _resourceData = fontResource->data; + + mCharMax = READ_LE_UINT16(_resourceData + 2); + mFontH = READ_LE_UINT16(_resourceData + 4); + mChars = new charinfo[mCharMax]; + // filling info for every char + for (int16 i = 0; i < mCharMax; i++) { + mChars[i].offset = READ_LE_UINT16(_resourceData + 6 + i * 2); + mChars[i].w = _resourceData[mChars[i].offset]; + mChars[i].h = _resourceData[mChars[i].offset + 1]; + } +} + +sciResourceId SciGUIfont::getResourceId() { + return _resourceId; +} + +byte SciGUIfont::getHeight() { + return mFontH; +} +byte SciGUIfont::getCharWidth(byte chr) { + return chr < mCharMax ? mChars[chr].w : 0; +} +byte SciGUIfont::getCharHeight(byte chr) { + return chr < mCharMax ? mChars[chr].h : 0; +} +byte *SciGUIfont::getCharData(byte chr) { + return chr < mCharMax ? _resourceData + mChars[chr].offset + 2 : 0; +} + +void SciGUIfont::draw(int16 chr, int16 top, int16 left, byte color, byte textface) { + int charWidth = MIN<int>(getCharWidth(chr), _screen->_width - left); + int charHeight = MIN<int>(getCharHeight(chr), 200 - top); + byte b = 0, mask = 0xFF; + int pitch = _screen->_width; + int y = top; + + byte *pIn = getCharData(chr); + for (int i = 0; i < charHeight; i++, y++) { + if (textface & 1) // "grayed" output + mask = top++ % 2 ? 0xAA : 0x55; + for (int done = 0; done < charWidth; done++) { + if ((done & 7) == 0) // fetching next data byte + b = *(pIn++) & mask; + if (b & 0x80) // if MSB is set - paint it + _screen->Put_Pixel(left + done, y, 1, color, 0, 0); + b = b << 1; + } + } + +} + +} // end of namespace Sci |