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Diffstat (limited to 'engines/hugo/display_v1w.cpp')
-rw-r--r-- | engines/hugo/display_v1w.cpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/engines/hugo/display_v1w.cpp b/engines/hugo/display_v1w.cpp new file mode 100644 index 0000000000..c98374dcde --- /dev/null +++ b/engines/hugo/display_v1w.cpp @@ -0,0 +1,83 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +/* + * This code is based on original Hugo Trilogy source code + * + * Copyright (c) 1989-1995 David P. Gray + * + */ + +// Display.c - DIB related code for HUGOWIN + +#include "common/system.h" + +#include "hugo/hugo.h" +#include "hugo/display.h" +#include "hugo/file.h" +#include "hugo/util.h" + +namespace Hugo { + +Screen_v1w::Screen_v1w(HugoEngine &vm) : Screen(vm) { +} + +Screen_v1w::~Screen_v1w() { +} + +// Load font file, construct font ptrs and reverse data bytes +void Screen_v1w::loadFont(int16 fontId) { + debugC(2, kDebugDisplay, "loadFont(%d)", fontId); + + static bool fontLoadedFl[NUM_FONTS] = {false, false, false}; + + _fnt = fontId - FIRST_FONT; // Set current font number + + if (fontLoadedFl[_fnt]) // If already loaded, return + return; + + fontLoadedFl[_fnt] = true; + _vm.file().readUIFItem(fontId, _fontdata[_fnt]); + + // Compile font ptrs. Note: First ptr points to height,width of font + _font[_fnt][0] = _fontdata[_fnt]; // Store height,width of fonts + + int16 offset = 2; // Start at fontdata[2] ([0],[1] used for height,width) + + // Setup the font array (127 characters) + for (int i = 1; i < 128; i++) { + _font[_fnt][i] = _fontdata[_fnt] + offset; + byte height = *(_fontdata[_fnt] + offset); + byte width = *(_fontdata[_fnt] + offset + 1); + + int16 size = height * ((width + 7) >> 3); + for (int j = 0; j < size; j++) + Utils::reverseByte(&_fontdata[_fnt][offset + 2 + j]); + + offset += 2 + size; + } +} +} // End of namespace Hugo + |