diff --git a/src/console.c b/src/console.c index e5f2371c..7805ff2e 100644 --- a/src/console.c +++ b/src/console.c @@ -1,175 +1,180 @@ -/* - ChibiOS/RT - Copyright (C) 2012 - Joel Bodenmann aka Tectu - - This file is part of ChibiOS-LCD-Driver. - - ChibiOS-LCD-Driver 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. - - ChibiOS-LCD-Driver 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 . -*/ - -#include "ch.h" -#include "hal.h" - -#include "gdisp.h" -#include "gdisp_fonts.h" -#include "console.h" - -#if defined(GDISP_NEED_SCROLL) - -/* - * Interface implementation. The interface is write only - */ -static size_t writes(void *ip, const uint8_t *bp, size_t n) { - return lcdConsoleWrite((GLCDConsole *)ip, bp, n); -} - -static size_t reads(void *ip, uint8_t *bp, size_t n) { - (void)ip; - (void)bp; - (void)n; - - return 0; -} - -static msg_t put(void *ip, uint8_t b) { - return lcdConsolePut((GLCDConsole *)ip, (char)b); -} - -static msg_t get(void *ip) { - (void)ip; - - return RDY_OK; -} - -static msg_t putt(void *ip, uint8_t b, systime_t timeout) { - (void)timeout; - - /* TODO: handle timeout */ - - return lcdConsolePut((GLCDConsole *)ip, (char)b); -} - -static msg_t gett(void *ip, systime_t timeout) { - (void)ip; - (void)timeout; - - return RDY_OK; -} - -static size_t writet(void *ip, const uint8_t *bp, size_t n, systime_t time) { - (void)time; - - return lcdConsoleWrite((GLCDConsole *)ip, bp, n); -} - -static size_t readt(void *ip, uint8_t *bp, size_t n, systime_t time) { - (void)ip; - (void)bp; - (void)n; - (void)time; - - return 0; -} - -static uint16_t getflags(void *ip) { - _chn_get_and_clear_flags_impl(ip); -} - -static const struct GLCDConsoleVMT vmt = { - writes, reads, put, get, - putt, gett, writet, readt, - getflags -}; - - -msg_t lcdConsoleInit(GLCDConsole *console, coord_t x0, coord_t y0, coord_t width, coord_t height, font_t font, pixel_t bkcolor, pixel_t color) { - const uint8_t* ptr; - uint16_t chi; - uint16_t x,y; - - console->vmt = &vmt; - /* read font, get height */ - console->fy = font->height; - - /* calculate the size of the console as an integer multiple of characters height*/ - console->sx = width; - console->sy = (((int16_t)(height/console->fy))-1)*console->fy; - - console->cx = 0; - console->cy = 0; - console->x0 = x0; - console->y0 = y0; - - console->bkcolor = bkcolor; - console->color = color; - - console->font = font; - - gdispFillArea(x0, y0, x0 + width, y0 + height, console->bkcolor); - return RDY_OK; -} - -msg_t lcdConsolePut(GLCDConsole *console, char c) { - uint8_t width; - - if(c == '\n') { - /* clear the text at the end of the line */ - if(console->cx < console->sx) - gdispFillArea(console->x0 + console->cx, console->y0 + console->cy, - console->x0 + console->sx, console->y0 + console->cy + console->fy, - console->bkcolor); - console->cx = 0; - console->cy += console->fy; - } else if(c == '\r') { - /* TODO: work backwards through the buffer to the start of the current line */ - //console->cx = 0; - } else { - width = _getCharWidth(console->font, c); - if((console->cx + width) >= console->sx) { - /* clear the text at the end of the line */ - gdispFillArea(console->x0 + console->cx, console->y0 + console->cy, - console->x0 + console->cx + width, console->y0 + console->cy + console->fy, - console->bkcolor); - console->cx = 0; - console->cy += console->fy; - } - - if((console->cy > console->sy)) { - /* scroll the screen */ - gdispVerticalScroll(console->x0, console->y0, console->x0 + console->sx, - console->y0 + console->sy + console->fy, console->fy, console->bkcolor); - /* reset the cursor */ - console->cx = 0; - console->cy = console->sy; - } - - gdispDrawChar(console->x0 + console->cx, console->y0 + console->cy, c, - console->font, console->color); - - /* update cursor */ - console->cx += width; - } - return RDY_OK; -} - -msg_t lcdConsoleWrite(GLCDConsole *console, char *bp, size_t n) { - size_t i; - for(i = 0; i < n; i++) - lcdConsolePut(console, bp[i]); - - return RDY_OK; -} - - -#endif /* GDISP_NEED_SCROLL */ +/* + ChibiOS/RT - Copyright (C) 2012 + Joel Bodenmann aka Tectu + + This file is part of ChibiOS-LCD-Driver. + + ChibiOS-LCD-Driver 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. + + ChibiOS-LCD-Driver 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 . +*/ + +#include "ch.h" +#include "hal.h" + +#include "gdisp.h" +#include "console.h" + +/* + * Interface implementation. The interface is write only + */ +static size_t writes(void *ip, const uint8_t *bp, size_t n) { + return lcdConsoleWrite((GLCDConsole *)ip, bp, n); +} + +static size_t reads(void *ip, uint8_t *bp, size_t n) { + (void)ip; + (void)bp; + (void)n; + + return 0; +} + +static msg_t put(void *ip, uint8_t b) { + return lcdConsolePut((GLCDConsole *)ip, (char)b); +} + +static msg_t get(void *ip) { + (void)ip; + + return RDY_OK; +} + +static msg_t putt(void *ip, uint8_t b, systime_t timeout) { + (void)timeout; + + /* TODO: handle timeout */ + + return lcdConsolePut((GLCDConsole *)ip, (char)b); +} + +static msg_t gett(void *ip, systime_t timeout) { + (void)ip; + (void)timeout; + + return RDY_OK; +} + +static size_t writet(void *ip, const uint8_t *bp, size_t n, systime_t time) { + (void)time; + + return lcdConsoleWrite((GLCDConsole *)ip, bp, n); +} + +static size_t readt(void *ip, uint8_t *bp, size_t n, systime_t time) { + (void)ip; + (void)bp; + (void)n; + (void)time; + + return 0; +} + +static uint16_t getflags(void *ip) { + _chn_get_and_clear_flags_impl(ip); +} + +static const struct GLCDConsoleVMT vmt = { + writes, reads, put, get, + putt, gett, writet, readt, + getflags +}; + + +msg_t lcdConsoleInit(GLCDConsole *console, coord_t x0, coord_t y0, coord_t width, coord_t height, font_t font, pixel_t bkcolor, pixel_t color) { + const uint8_t* ptr; + uint16_t chi; + uint16_t x,y; + + console->vmt = &vmt; + /* read font, get height */ + console->fy = gdispGetFontMetric(font, fontHeight); + + /* calculate the size of the console as an integer multiple of characters height*/ + console->sx = width; + console->sy = (((int16_t)(height/console->fy))-1)*console->fy; + + console->cx = 0; + console->cy = 0; + console->x0 = x0; + console->y0 = y0; + + console->bkcolor = bkcolor; + console->color = color; + + console->font = font; + + gdispFillArea(x0, y0, x0 + width, y0 + height, console->bkcolor); + return RDY_OK; +} + +msg_t lcdConsolePut(GLCDConsole *console, char c) { + uint8_t width; + + if(c == '\n') { + /* clear the text at the end of the line */ + if(console->cx < console->sx) + gdispFillArea(console->x0 + console->cx, console->y0 + console->cy, + console->sx - console->cx, console->fy, + console->bkcolor); + console->cx = 0; + console->cy += console->fy; + } else if(c == '\r') { + /* TODO: work backwards through the buffer to the start of the current line */ + //console->cx = 0; + } else { + width = gdispGetCharWidth(c, console->font) + gdispGetFontMetric(console->font, fontCharPadding); + if((console->cx + width) >= console->sx) { + /* clear the text at the end of the line */ + if (console->cy <= console->sy) + gdispFillArea(console->x0 + console->cx, console->y0 + console->cy, + console->sx - (console->cx + width), console->fy, + console->bkcolor); + console->cx = 0; + console->cy += console->fy; + } + + if((console->cy > console->sy)) { +#if GDISP_NEED_SCROLL + /* scroll the console */ + gdispVerticalScroll(console->x0, console->y0, console->sx, + console->sy + console->fy, console->fy, console->bkcolor); + /* reset the cursor to the start of the line */ + console->cx = 0; + console->cy = console->sy; +#else + /* clear the console */ + gdispFillArea(console->x0, console->y0, + console->sx, console->sy + console->fy, + console->bkcolor); + /* reset the cursor to the top of the console */ + console->cx = 0; + console->cy = 0; +#endif + } + + gdispDrawChar(console->x0 + console->cx, console->y0 + console->cy, c, + console->font, console->color); + + /* update cursor */ + console->cx += width; + } + return RDY_OK; +} + +msg_t lcdConsoleWrite(GLCDConsole *console, char *bp, size_t n) { + size_t i; + for(i = 0; i < n; i++) + lcdConsolePut(console, bp[i]); + + return RDY_OK; +}