mirror of
https://github.com/libretro/scummvm.git
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86 lines
3.6 KiB
C++
86 lines
3.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/memstream.h"
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#include "common/stream.h"
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#include "startrek/font.h"
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#include "startrek/resource.h"
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namespace StarTrek {
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static const byte CHARACTER_COUNT = 0x80;
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static const byte CHARACTER_SIZE = 0x40;
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Font::Font(StarTrekEngine *vm) : _vm(vm) {
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Common::MemoryReadStreamEndian *fontStream = _vm->_resource->loadFile("FONT.FNT");
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_characters = new Character[CHARACTER_COUNT];
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for (byte i = 0; i < CHARACTER_COUNT; i++)
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fontStream->read(_characters[i].data, CHARACTER_SIZE);
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delete fontStream;
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}
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Font::~Font() {
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delete[] _characters;
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}
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byte *Font::getCharData(int i) {
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return _characters[i].data;
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}
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bool Font::isDisplayableCharacter(char c) {
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// True if lowercase, uppercase, a digit, punctuation, or space
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return _fontProperties[c & 0xff] & 0x57;
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}
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// Bit 0 set for lowercase characters;
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// Bit 1 set for uppercase characters;
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// Bit 2 set for digits;
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// Bit 3 set for certain control characters (nl, tab, cr?);
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// Bit 4 set for punctuation, also &, @, etc;
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// Bit 5 set for "undrawable" characters (?);
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// Bit 6 set for space only (?);
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// Bit 7 set for hexadecimal characters.
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// NOTE: May need to update this for French, German languages?
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const byte Font::_fontProperties[] = {
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0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x28, 0x28, 0x28, 0x28, 0x28, 0x20, 0x20,
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0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
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0x48, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
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0x84, 0x84, 0x84, 0x84, 0x84, 0x84, 0x84, 0x84, 0x84, 0x84, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
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0x10, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x10, 0x10, 0x10, 0x10, 0x10,
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0x10, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x10, 0x10, 0x10, 0x10, 0x20,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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};
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} // End of namespace StarTrek
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