Firmware2/Marlin/src/lcd/lcdprint.cpp
2020-07-22 22:20:14 -05:00

68 lines
2.0 KiB
C++

/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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 <https://www.gnu.org/licenses/>.
*
*/
/**
* lcdprint.cpp
*/
#include "../inc/MarlinConfigPre.h"
#if HAS_SPI_LCD
#include "lcdprint.h"
/**
* lcd_put_u8str_ind_P
* Print a string with an index substituted within it
*/
lcd_uint_t lcd_put_u8str_ind_P(PGM_P const pstr, const int8_t ind, PGM_P const inStr/*=nullptr*/, const lcd_uint_t maxlen/*=LCD_WIDTH*/) {
uint8_t *p = (uint8_t*)pstr;
int8_t n = maxlen;
while (n > 0) {
wchar_t ch;
p = get_utf8_value_cb(p, read_byte_rom, &ch);
if (!ch) break;
if (ch == '=' || ch == '~' || ch == '*') {
if (ind >= 0) {
if (ch == '*') { lcd_put_wchar('E'); n--; }
if (n) { lcd_put_wchar(ind + ((ch == '=') ? '0' : LCD_FIRST_TOOL)); n--; }
}
else {
PGM_P const b = ind == -2 ? GET_TEXT(MSG_CHAMBER) : GET_TEXT(MSG_BED);
n -= lcd_put_u8str_max_P(b, n * (MENU_FONT_WIDTH)) / (MENU_FONT_WIDTH);
}
if (n) n -= lcd_put_u8str_max_P((PGM_P)p, n * (MENU_FONT_WIDTH)) / (MENU_FONT_WIDTH);
continue;
}
else if (ch == '$' && inStr) {
n -= lcd_put_u8str_max_P(inStr, n * (MENU_FONT_WIDTH)) / (MENU_FONT_WIDTH);
continue;
}
lcd_put_wchar(ch);
n--;
}
return n;
}
#endif // HAS_SPI_LCD