dtv-scan-tables.git - dtv-scan-tables Debian packaging

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Diffstat (limited to 'dvb-s/Anik-F1-107.3W')

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/* $Id: icon.c,v 1.11 2003/10/22 04:32:25 reinelt Exp $ * * generic icon and heartbeat handling * * Copyright 2003 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: icon.c,v $ * Revision 1.11 2003/10/22 04:32:25 reinelt * fixed icon bug found by Rob van Nieuwkerk * * Revision 1.10 2003/10/22 04:19:16 reinelt * Makefile.in for imon.c/.h, some MatrixOrbital clients * * Revision 1.9 2003/10/05 17:58:50 reinelt * libtool junk; copyright messages cleaned up * * Revision 1.8 2003/09/19 03:51:29 reinelt * minor fixes, widget.c added * * Revision 1.7 2003/09/11 04:09:53 reinelt * minor cleanups * * Revision 1.6 2003/09/10 14:01:53 reinelt * icons nearly finished\! * * Revision 1.5 2003/09/10 03:48:23 reinelt * Icons for M50530, new processing scheme (Ticks.Text...) * * Revision 1.4 2003/09/09 05:30:34 reinelt * even more icons stuff * * Revision 1.3 2003/09/01 04:09:34 reinelt * icons nearly finished, but MatrixOrbital only * * Revision 1.2 2003/08/24 05:17:58 reinelt * liblcd4linux patch from Patrick Schemitz * * Revision 1.1 2003/08/24 04:31:56 reinelt * icon.c icon.h added * * */ /* * exported functions: * * int icon_init (int rows, int cols, int xres, int yres, int chars, int icons, * void(*defchar)(int ascii, char *bitmap)) * initializes all icons stuff and reads the bitmaps from config file. * * void icon_clear(void) * clears the icon framebuffer * * int icon_draw (int num, int seq, int row, int col) * puts icon #num sequence #seq at position row, col in the icon framebuffer * * int icon_peek (int row, int col) * returns icon# or -1 if none from position row, col * */ #include <stdlib.h> #include <stdio.h> #include <string.h> #include "debug.h" #include "cfg.h" #include "icon.h" typedef struct BITMAP { int nData; int lData; char *Data; } BITMAP; static int ROWS=0; static int COLS=0; static int XRES=0; static int YRES=0; static int CHARS; static int ICONS=0; static int *Screen=NULL; static struct BITMAP *Bitmap=NULL; static void(*Defchar)(int ascii, char *bitmap); static int icon_read_bitmap (int num) { struct BITMAP *bm = Bitmap+num; int row, n; char key[15]; char *val, *v; char *map; for (row=0; row<YRES; row++) { snprintf (key, sizeof(key), "Icon%d.Bitmap%d", num+1, row+1); val=cfg_get(key, ""); map=bm->Data+row; n=0; for (v=val; *v!='\0'; v++) { if (n>=bm->nData) { bm->nData++; bm->Data=realloc(bm->Data, bm->nData*YRES*sizeof(char)); memset (bm->Data+n*YRES, 0, YRES*sizeof(char)); map=bm->Data+n*YRES+row; } switch (*v) { case '|': n++; map+=YRES; break; case '*': (*map)<<=1; (*map)|=1; break; default: (*map)<<=1; } } } return 0; } int icon_init (int rows, int cols, int xres, int yres, int chars, int icons, void(*defchar)(int ascii, char *bitmap)) { int n; if (rows<1 || cols<1) return -1; ROWS=rows; COLS=cols; XRES=xres; YRES=yres; CHARS=chars, ICONS=icons; if ((Screen=malloc(ROWS*COLS*sizeof(*Screen)))==NULL) { error ("icon buffer allocation failed: out of memory?"); return -1; } if ((Bitmap=malloc(icons*sizeof(*Bitmap)))==NULL) { error ("icon allocation failed: out of memory?"); return -1; } Defchar=defchar; icon_clear(); for (n=0; n<icons; n++) { Bitmap[n].nData=1; Bitmap[n].lData=-1; Bitmap[n].Data=malloc(YRES*sizeof(char)); memset (Bitmap[n].Data, 0, YRES*sizeof(char)); icon_read_bitmap(n); // icons use last ascii codes from userdef chars if (Defchar) Defchar (CHARS-n-1, Bitmap[n].Data); } return 0; } void icon_clear(void) { int n; // reset screen buffer for (n=0; n<ROWS*COLS; n++) { Screen[n]=-1; } // reset last bitmap pointer for (n=0; n<ICONS; n++) { Bitmap[n].lData=-1; } } int icon_draw (int num, int seq, int row, int col) { if (row>=0 && col>=0) { // icons use last ascii codes from userdef chars Screen[row*COLS+col]=CHARS-num-1; } if (seq>=0) { seq%=Bitmap[num].nData; if (seq!=Bitmap[num].lData) { Bitmap[num].lData=seq; if (Defchar) Defchar (CHARS-num-1, Bitmap[num].Data+seq*YRES); } } return 0; } int icon_peek (int row, int col) { if (Screen) return Screen[row*COLS+col]; else return -1; }


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