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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.
*
*/
#include "mutationofjb/font.h"
#include "mutationofjb/encryptedfile.h"
#include "mutationofjb/util.h"
#include "common/debug.h"
namespace MutationOfJB {
Font::Font(const Common::String &fileName, int horizSpacing, int vertSpacing) :
_horizSpacing(horizSpacing),
_vertSpacing(vertSpacing) {
load(fileName);
}
bool Font::load(const Common::String &fileName) {
EncryptedFile file;
file.open(fileName);
if (!file.isOpen()) {
reportFileMissingError(fileName.c_str());
return false;
}
file.seek(0x02D6, SEEK_SET); // Skip header + unknown data (unused palette?).
uint16 noGlyphs = 0;
noGlyphs = file.readUint16LE();
file.seek(7, SEEK_CUR); // Skip unknown data (0s).
uint8 maxHeight = 0;
while (noGlyphs--) {
const uint8 character = file.readByte();
const uint8 width = file.readByte();
const uint8 height = file.readByte();
Graphics::ManagedSurface &surf = _glyphs[character];
surf.create(width, height);
for (int h = 0; h < height; ++h) {
file.read(surf.getBasePtr(0, h), width);
}
if (height > maxHeight) {
maxHeight = height;
}
}
if (_vertSpacing == -1) {
_vertSpacing = maxHeight;
}
return true;
}
void Font::drawGlyph(uint8 glyph, uint8 baseColor, int16 &x, int16 &y, Graphics::ManagedSurface &surf) {
GlyphMap::iterator it = _glyphs.find(glyph);
if (it == _glyphs.end()) {
warning("Glyph %d not found", glyph);
return;
}
Graphics::ManagedSurface &glyphSurface = it->_value;
Graphics::ManagedSurface tmp(glyphSurface);
for (int h = 0; h < tmp.h; ++h) {
uint8 *ptr = reinterpret_cast<uint8 *>(tmp.getBasePtr(0, h));
for (int w = 0; w < tmp.w; ++w) {
if (*ptr != 0) {
*ptr = transformColor(baseColor, *ptr);
}
ptr++;
}
}
surf.transBlitFrom(tmp.rawSurface(), Common::Point(x, y));
x += glyphSurface.w + _horizSpacing;
}
void Font::drawString(const Common::String &str, uint8 baseColor, int16 x, int16 y, Graphics::ManagedSurface &surf) {
for (uint i = 0; i < str.size(); ++i) {
drawGlyph(str[i], baseColor, x, y, surf); // "x" is updated.
}
}
uint8 Font::transformColor(uint8 baseColor, uint8 glyphColor) {
return baseColor + glyphColor - 0x10;
}
SystemFont::SystemFont() : Font("sysfnt.aft", 1, 7) {}
SpeechFont::SpeechFont() : Font("font1.aft", -1, -1) {}
uint8 SpeechFont::transformColor(uint8 baseColor, uint8 glyphColor) {
// Hack in original game.
if (glyphColor == 0x11) {
return 0xC0;
}
return Font::transformColor(baseColor, glyphColor);
}
}
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