lcd4linux.git - lcd4linux

Age	Commit message (Expand)	Author	Files	Lines
2009-01-18	more descriptive display names with option -l	michael	1	-1/+1
2008-10-07	Replace write to external variable usb_debug by calling usb_set_debug().	bwalle	1	-3/+1
2007-09-09	email address changed	michael	1	-1/+1
2007-02-25	lots of compiler warnings removed, C++-style comments removed, changed struc ...	michael	1	-21/+21
2007-01-14	changed $Revision to $Rev	michael	1	-1/+1
2007-01-14	removed all tags	michael	1	-28/+0
2007-01-14	svn properties fixed	michael	1	-1/+2
2006-09-08	[lcd4linux @ 2006-09-08 19:00:46 by reinelt]	reinelt	1	-3/+5
2006-01-30	[lcd4linux @ 2006-01-30 06:25:48 by reinelt]	reinelt	1	-1/+6
2005-08-21	[lcd4linux @ 2005-08-21 08:18:56 by reinelt]	reinelt	1	-3/+4
2005-08-20	[lcd4linux @ 2005-08-20 10:10:13 by reinelt]	reinelt	1	-19/+46
2005-05-08	[lcd4linux @ 2005-05-08 04:32:43 by reinelt]	reinelt	1	-234/+237
2005-04-24	[lcd4linux @ 2005-04-24 05:27:09 by reinelt]	reinelt	1	-7/+36
2005-04-24	[lcd4linux @ 2005-04-24 04:33:46 by reinelt]	reinelt	1	-0/+378

/* $Id: Raster.c,v 1.30 2004/01/30 20:57:55 reinelt Exp $ * * driver for raster formats * * Copyright 1999, 2000 Michael Reinelt <reinelt@eunet.at> * * This file is part of LCD4Linux. * * LCD4Linux 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, or (at your option) * any later version. * * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: Raster.c,v $ * Revision 1.30 2004/01/30 20:57:55 reinelt * HD44780 patch from Martin Hejl * dmalloc integrated * * Revision 1.29 2004/01/09 04:16:06 reinelt * added 'section' argument to cfg_get(), but NULLed it on all calls by now. * * Revision 1.28 2003/10/05 17:58:50 reinelt * libtool junk; copyright messages cleaned up * * Revision 1.27 2003/09/10 14:01:52 reinelt * icons nearly finished\! * * Revision 1.26 2003/09/09 06:54:43 reinelt * new function 'cfg_number()' * * Revision 1.25 2003/08/24 05:17:58 reinelt * liblcd4linux patch from Patrick Schemitz * * Revision 1.24 2003/08/17 12:11:58 reinelt * framework for icons prepared * * Revision 1.23 2003/07/29 04:56:13 reinelt * disable Raster driver automagically if gd.h not found * * Revision 1.22 2003/07/24 04:48:09 reinelt * 'soft clear' needed for virtual rows * * Revision 1.21 2003/02/22 07:53:10 reinelt * cfg_get(key,defval) * * Revision 1.20 2002/08/19 04:41:20 reinelt * introduced bar.c, moved bar stuff from display.h to bar.h * * Revision 1.19 2001/09/10 13:55:53 reinelt * M50530 driver * * Revision 1.18 2001/03/16 16:40:17 ltoetsch * implemented time bar * * Revision 1.17 2001/03/12 12:39:36 reinelt * * reworked autoconf a lot: drivers may be excluded, #define's went to config.h * * Revision 1.16 2001/03/02 17:18:52 reinelt * * let configure find gd.h * * Revision 1.15 2001/03/02 10:18:03 ltoetsch * added /proc/apm battery stat * * Revision 1.14 2001/03/01 22:33:50 reinelt * * renamed Raster_flush() to PPM_flush() * * Revision 1.13 2001/03/01 15:11:30 ltoetsch * added PNG,Webinterface * * Revision 1.12 2001/03/01 11:08:16 reinelt * * reworked configure to allow selection of drivers * * Revision 1.11 2001/02/13 09:00:13 reinelt * * prepared framework for GPO's (general purpose outputs) * * Revision 1.10 2000/08/10 09:44:09 reinelt * * new debugging scheme: error(), info(), debug() * uses syslog if in daemon mode * * Revision 1.9 2000/04/03 04:01:31 reinelt * * if 'gap' is specified as -1, a gap of (pixelsize+pixelgap) is selected automatically * * Revision 1.8 2000/03/28 07:22:15 reinelt * * version 0.95 released * X11 driver up and running * minor bugs fixed * * Revision 1.7 2000/03/26 20:00:44 reinelt * * README.Raster added * * Revision 1.6 2000/03/26 19:03:52 reinelt * * more Pixmap renaming * quoting of '#' in config file * * Revision 1.5 2000/03/26 18:46:28 reinelt * * bug in pixmap.c that leaded to empty bars fixed * name conflicts with X11 resolved * * Revision 1.4 2000/03/26 12:55:03 reinelt * * enhancements to the PPM driver * * Revision 1.3 2000/03/25 05:50:43 reinelt * * memory leak in Raster_flush closed * driver family logic changed * * Revision 1.2 2000/03/24 11:36:56 reinelt * * new syntax for raster configuration * changed XRES and YRES to be configurable * PPM driver works nice * * Revision 1.1 2000/03/23 07:24:48 reinelt * * PPM driver up and running (but slow!) * */ /* * * exported fuctions: * * struct LCD Raster[] * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <string.h> #include <unistd.h> #include <errno.h> #include <fcntl.h> #include <sys/types.h> #include <sys/stat.h> #ifdef WITH_PNG #ifdef HAVE_GD_GD_H #include <gd/gd.h> #else #ifdef HAVE_GD_H #include <gd.h> #else #error "gd.h not found!" #error "cannot compile PNG driver" #endif #endif #endif #include "debug.h" #include "cfg.h" #include "display.h" #include "bar.h" #include "icon.h" #include "pixmap.h" #ifdef WITH_DMALLOC #include <dmalloc.h> #endif static LCD Lcd; static int pixel=-1; static int pgap=0; static int rgap=0; static int cgap=0; static int border=0; static int icons; static unsigned int foreground=0; static unsigned int halfground=0; static unsigned int background=0; #ifdef WITH_PPM int PPM_flush (void) { static int seq=0; static unsigned char *bitbuf=NULL; static unsigned char *rowbuf=NULL; int xsize, ysize, row, col; unsigned char R[3], G[3], B[3]; char path[256], tmp[256], buffer[256]; int fd; xsize=2*border+(Lcd.cols-1)*cgap+Lcd.cols*Lcd.xres*pixel+(Lcd.cols*Lcd.xres-1)*pgap; ysize=2*border+(Lcd.rows-1)*rgap+Lcd.rows*Lcd.yres*pixel+(Lcd.rows*Lcd.yres-1)*pgap; if (bitbuf==NULL) { if ((bitbuf=malloc(xsize*ysize*sizeof(*bitbuf)))==NULL) { error ("Raster: malloc(%d) failed: %s", xsize*ysize*sizeof(*bitbuf), strerror(errno)); return -1; } } if (rowbuf==NULL) { if ((rowbuf=malloc(3*xsize*sizeof(*rowbuf)))==NULL) { error ("Raster: malloc(%d) failed: %s", 3*xsize*sizeof(*rowbuf), strerror(errno)); return -1; } } memset (bitbuf, 0, xsize*ysize*sizeof(*bitbuf)); for (row=0; row<Lcd.rows*Lcd.yres; row++) { int y=border+(row/Lcd.yres)*rgap+row*(pixel+pgap); for (col=0; col<Lcd.cols*Lcd.xres; col++) { int x=border+(col/Lcd.xres)*cgap+col*(pixel+pgap); int a, b; for (a=0; a<pixel; a++) for (b=0; b<pixel; b++) bitbuf[y*xsize+x+a*xsize+b]=LCDpixmap[row*Lcd.cols*Lcd.xres+col]+1; } } snprintf (path, sizeof(path), output, seq++); snprintf (tmp, sizeof(tmp), "%s.tmp", path); if ((fd=open(tmp, O_WRONLY | O_CREAT | O_TRUNC, 0644))<0) { error ("Raster: open(%s) failed: %s", tmp, strerror(errno)); return -1; } snprintf (buffer, sizeof(buffer), "P6\n%d %d\n255\n", xsize, ysize); if (write (fd, buffer, strlen(buffer))<0) { error ("Raster: write(%s) failed: %s", tmp, strerror(errno)); return -1; } R[0]=0xff&background>>16; G[0]=0xff&background>>8; B[0]=0xff&background; R[1]=0xff&halfground>>16; G[1]=0xff&halfground>>8; B[1]=0xff&halfground; R[2]=0xff&foreground>>16; G[2]=0xff&foreground>>8; B[2]=0xff&foreground; for (row=0; row<ysize; row++) { int c=0; for (col=0; col<xsize; col++) { int i=bitbuf[row*xsize+col]; rowbuf[c++]=R[i]; rowbuf[c++]=G[i]; rowbuf[c++]=B[i]; } if (write (fd, rowbuf, c)<0) { error ("Raster: write(%s) failed: %s", tmp, strerror(errno)); return -1; } } if (close (fd)<0) { error ("Raster: close(%s) failed: %s", tmp, strerror(errno)); return -1; } if (rename (tmp, path)<0) { error ("Raster: rename(%s) failed: %s", tmp, strerror(errno)); return -1; } return 0; } #endif #ifdef WITH_PNG int PNG_flush (void) { static int seq=0; int xsize, ysize, row, col; char path[256], tmp[256]; FILE *fp; gdImagePtr im; int bg, hg, fg; xsize=2*border+(Lcd.cols-1)*cgap+Lcd.cols*Lcd.xres*pixel+(Lcd.cols*Lcd.xres-1)*pgap; ysize=2*border+(Lcd.rows-1)*rgap+Lcd.rows*Lcd.yres*pixel+(Lcd.rows*Lcd.yres-1)*pgap; im = gdImageCreate(xsize, ysize); /* first color = background */ bg = gdImageColorAllocate(im, 0xff&background>>16, 0xff&background>>8, 0xff&background); hg = gdImageColorAllocate(im, 0xff&halfground>>16, 0xff&halfground>>8, 0xff&halfground); fg = gdImageColorAllocate(im, 0xff&foreground>>16, 0xff&foreground>>8, 0xff&foreground); for (row=0; row<Lcd.rows*Lcd.yres; row++) { int y=border+(row/Lcd.yres)*rgap+row*(pixel+pgap); for (col=0; col<Lcd.cols*Lcd.xres; col++) { int x=border+(col/Lcd.xres)*cgap+col*(pixel+pgap); gdImageFilledRectangle(im, x, y, x + pixel - 1 , y + pixel - 1, LCDpixmap[row*Lcd.cols*Lcd.xres+col]? fg : hg); } } snprintf (path, sizeof(path), output, seq++); snprintf (tmp, sizeof(tmp), "%s.tmp", path); if ((fp=fopen(tmp, "w")) == NULL) { error("Png: fopen(%s) failed: %s\n", tmp, strerror(errno)); return -1; } gdImagePng(im, fp); gdImageDestroy(im); if (fclose (fp) != 0) { error("Png: fclose(%s) failed: %s\n", tmp, strerror(errno)); return -1; } if (rename (tmp, path)<0) { error("Png: rename(%s) failed: %s\n", tmp, strerror(errno)); return -1; } return 0; } #endif int Raster_clear (int full) { if (pix_clear()!=0) return -1; return 0; } int Raster_init (LCD *Self) { char *s; int rows=-1, cols=-1; int xres=1, yres=-1; if (output==NULL || *output=='\0') { error ("Raster: no output file specified (use -o switch)"); return -1; } if (sscanf(s=cfg_get(NULL, "size", "20x4"), "%dx%d", &cols, &rows)!=2 || rows<1 || cols<1) { error ("Raster: bad size '%s'", s); return -1; } if (sscanf(s=cfg_get(NULL, "font", "5x8"), "%dx%d", &xres, &yres)!=2 || xres<5 || yres<7) { error ("Raster: bad font '%s'", s); return -1; } if (sscanf(s=cfg_get(NULL, "pixel", "4+1"), "%d+%d", &pixel, &pgap)!=2 || pixel<1 || pgap<0) { error ("Raster: bad pixel '%s'", s); return -1; } if (sscanf(s=cfg_get(NULL, "gap", "3x3"), "%dx%d", &cgap, &rgap)!=2 || cgap<-1 || rgap<-1) { error ("Raster: bad gap '%s'", s); return -1; } if (rgap<0) rgap=pixel+pgap; if (cgap<0) cgap=pixel+pgap; if (cfg_number(NULL, "border", 0, 0, 1000000, &border)<0) return -1; if (sscanf(s=cfg_get(NULL, "foreground", "#102000"), "#%x", &foreground)!=1) { error ("Raster: bad foreground color '%s'", s); return -1; } if (sscanf(s=cfg_get(NULL, "halfground", "#70c000"), "#%x", &halfground)!=1) { error ("Raster: bad halfground color '%s'", s); return -1; } if (sscanf(s=cfg_get(NULL, "background", "#80d000"), "#%x", &background)!=1) { error ("Raster: bad background color '%s'", s); return -1; } if (pix_init (rows, cols, xres, yres)!=0) { error ("Raster: pix_init(%d, %d, %d, %d) failed", rows, cols, xres, yres); return -1; } if (cfg_number(NULL, "Icons", 0, 0, 8, &icons) < 0) return -1; if (icons>0) { info ("allocating %d icons", icons); icon_init(rows, cols, xres, yres, 8, icons, pix_icon); } Self->rows=rows; Self->cols=cols; Self->xres=xres; Self->yres=yres; Self->icons=icons; Lcd=*Self; pix_clear(); return 0; } int Raster_put (int row, int col, char *text) { return pix_put (row, col, text); } int Raster_bar (int type, int row, int col, int max, int len1, int len2) { return pix_bar (type, row, col, max, len1, len2); } int Raster_icon (int num, int seq, int row, int col) { return icon_draw (num, seq, row, col); } LCD Raster[] = { #ifdef WITH_PPM { name: "PPM", rows: 0, cols: 0, xres: 0, yres: 0, bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2 | BAR_V2 | BAR_T, icons: 0, gpos: 0, init: Raster_init, clear: Raster_clear, put: Raster_put, bar: Raster_bar, icon: Raster_icon, gpo: NULL, flush: PPM_flush }, #endif #ifdef WITH_PNG { name: "PNG", rows: 0, cols: 0, xres: 0, yres: 0, bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2 | BAR_V2 | BAR_T, icons: 0, gpos: 0, init: Raster_init, clear: Raster_clear, put: Raster_put, bar: Raster_bar, icon: Raster_icon, gpo: NULL, flush: PNG_flush }, #endif { NULL } };