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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 "common/system.h"
#include "common/platform.h"
#include "sherlock/fonts.h"
#include "sherlock/image_file.h"
#include "sherlock/surface.h"
namespace Sherlock {
Common::Platform Fonts::_platform;
ImageFile *Fonts::_font;
int Fonts::_fontNumber;
int Fonts::_fontHeight;
void Fonts::init(Common::Platform platform) {
_font = nullptr;
_platform = platform;
}
void Fonts::free() {
delete _font;
}
void Fonts::setFont(int fontNum) {
_fontNumber = fontNum;
if (_platform == Common::kPlatform3DO)
return;
Common::String fname = Common::String::format("FONT%d.VGS", fontNum + 1);
// Discard any previous font and read in new one
delete _font;
_font = new ImageFile(fname);
// Iterate through the frames to find the tallest font character
_fontHeight = 0;
for (uint idx = 0; idx < _font->size(); ++idx)
_fontHeight = MAX((uint16)_fontHeight, (*_font)[idx]._frame.h);
}
void Fonts::writeString(Surface *surface, const Common::String &str,
const Common::Point &pt, int overrideColor) {
Common::Point charPos = pt;
if (!_font)
return;
for (const char *c = str.c_str(); *c; ++c) {
if (*c == ' ')
charPos.x += 5;
else {
assert(Common::isPrint(*c));
ImageFrame &frame = (*_font)[*c - 33];
surface->transBlitFrom(frame, charPos, false, overrideColor);
charPos.x += frame._frame.w + 1;
}
}
}
int Fonts::stringWidth(const Common::String &str) {
int width = 0;
if (!_font)
return 0;
for (const char *c = str.c_str(); *c; ++c)
width += charWidth(*c);
return width;
}
int Fonts::stringHeight(const Common::String &str) {
int height = 0;
if (!_font)
return 0;
for (const char *c = str.c_str(); *c; ++c)
height = MAX(height, charHeight(*c));
return height;
}
int Fonts::charWidth(unsigned char c) {
if (c == ' ')
return 5;
else if (Common::isPrint(c))
return (*_font)[c - 33]._frame.w + 1;
else
return 0;
}
int Fonts::charHeight(unsigned char c) {
int idx = c - 33;
if (c == ' ')
idx = 0;
else if (c == 225)
idx = 136;
const ImageFrame &img = (*_font)[idx];
return img._height + img._offset.y + 1;
}
} // End of namespace Sherlock
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