Files
scummvm-cursorfix/engines/ultima/nuvie/fonts/u6_font.cpp
2026-02-02 04:50:13 +01:00

81 lines
2.1 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "ultima/nuvie/core/nuvie_defs.h"
#include "ultima/nuvie/conf/configuration.h"
#include "ultima/nuvie/screen/screen.h"
#include "ultima/nuvie/fonts/u6_font.h"
namespace Ultima {
namespace Nuvie {
U6Font::U6Font() : font_data(nullptr) {
}
U6Font::~U6Font() {
if (font_data != nullptr)
free(font_data);
}
bool U6Font::init(unsigned char *data, uint16 num_c, uint16 char_offset) {
offset = char_offset;
num_chars = num_c;
font_data = (unsigned char *)malloc(num_chars * 8);
memcpy(font_data, data, num_chars * 8);
return true;
}
uint16 U6Font::drawChar(Screen *screen, uint8 char_num, uint16 x, uint16 y,
uint8 color) {
unsigned char buf[64];
unsigned char *pixels;
uint16 i, j;
unsigned char *font;
uint16 pitch;
memset(buf, 0xff, 64);
//pixels = (unsigned char *)screen->get_pixels();
pixels = buf;
pitch = 8;//screen->get_pitch();
font = &font_data[char_num * 8];
//pixels += y * pitch + x;
for (i = 0; i < 8; i++) {
for (j = 8; j > 0; j--) {
if (font[i] & (1 << (j - 1)))
pixels[8 - j] = color; // 0th palette entry should be black
}
pixels += pitch;
}
screen->blit(x, y, buf, 8, 8, 8, 8, true, nullptr);
return 8;
}
} // End of namespace Nuvie
} // End of namespace Ultima