X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=osdd.c;h=98a35a6d09d23285afed741cc992664e8b264b32;hb=a883082ba08cf9e8acb0360056b240ebd77ab110;hp=800f6ab9467a61e81fde8f394a7cb8886e547233;hpb=66ea7419541d01ea378523d106e8946b667cbe61;p=osdd.git

diff --git a/osdd.c b/osdd.c
index 800f6ab..98a35a6 100644
--- a/osdd.c
+++ b/osdd.c
@@ -9,6 +9,7 @@
 #include <string.h>
 #include <inttypes.h>
 #include <poll.h>
+#include <getopt.h>
 #include <sys/time.h>
 #include <xosd.h>
 #include <X11/Xlib.h>
@@ -18,11 +19,81 @@
 #include "util.h"
 
 static xosd *osd;
-#define MAX_LINES 4
 
 typedef uint64_t timestamp_t;
 static timestamp_t now;
 
+/*** Options ***/
+
+static int num_lines = 4;
+static char *font_name = "-bitstream-bitstream vera sans-bold-r-normal-*-*-320-*-*-p-*-*";
+static char *default_color = "green";
+static char *default_outline_color = "black";
+static int default_duration = 1000;
+static int default_min_duration = 1000;
+
+static const char short_opts[] = "c:d:f:l:m:o:";
+
+static const struct option long_opts[] = {
+  { "color",		required_argument,	NULL,	'c' },
+  { "duration",		required_argument,	NULL,	'd' },
+  { "font",		required_argument,	NULL,	'f' },
+  { "lines",		required_argument,	NULL,	'l' },
+  { "min-duration",	required_argument,	NULL,	'm' },
+  { "outline-color",	required_argument,	NULL,	'o' },
+  { NULL,	0,			NULL,	0   },
+};
+
+static void NONRET
+usage(void)
+{
+  fprintf(stderr, "Usage: osdd <options>\n\n\
+Options:\n\
+-c, --color=<c>\t\tDefault color (#rgb, #rrggbb or a name from rgb.txt)\n\
+-d, --duration=<ms>\tDefault message duration in milliseconds\n\
+-f, --font=<f>\t\tFont to use for the OSD\n\
+-l, --lines=<n>\t\tNumber of lines of the OSD\n\
+-m, --min-duration=<ms>\tDefault minimum message duration in milliseconds\n\
+-o, --outline-color=<c>\tDefault outline color\n\
+");
+  exit(1);
+}
+
+static void
+parse_opts(int argc, char **argv)
+{
+  int opt;
+  while ((opt = getopt_long(argc, argv, short_opts, long_opts, NULL)) >= 0)
+    switch (opt)
+      {
+      case 'c':
+	default_color = optarg;
+	break;
+      case 'd':
+	default_duration = atoi(optarg);
+	break;
+      case 'f':
+	font_name = optarg;
+	break;
+      case 'l':
+	num_lines = atoi(optarg);
+	if (num_lines < 1)
+	  usage();
+	break;
+      case 'm':
+	default_min_duration = atoi(optarg);
+	break;
+      case 'o':
+	default_outline_color = optarg;
+	break;
+      default:
+	usage();
+      }
+
+  if (optind < argc)
+    usage();
+}
+
 /*** Displaying of messages ***/
 
 struct msg {
@@ -34,13 +105,17 @@ struct msg {
 static void
 display_msg(struct msg *msg)
 {
-  msg->min_light = msg->max_light = now + 1000;
+  DBG("## Displaying message\n");
+  msg->min_light = now + default_min_duration;
+  msg->max_light = now + default_duration;
+  xosd_set_colour(osd, default_color);
+  xosd_set_outline_colour(osd, default_outline_color);
 
   char *line = msg->text;
   int row = 0;
   while (*line)
     {
-      // The parser it destructive, but it does not harm, since we display each message only once.
+      // The parser it destructive, but it does not do any harm, since we display each message only once.
       char *nl = strchr(line, '\n');
       *nl++ = 0;
 
@@ -56,16 +131,33 @@ display_msg(struct msg *msg)
 	  key = "";
 	  val = line;
 	}
+      DBG("\t%s:%s\n", key, val);
 
       if (!key[0])
 	{
-	  if (row < MAX_LINES)
+	  if (row < num_lines)
 	    xosd_display(osd, row++, XOSD_string, val);
 	}
+      else if (!strcmp(key, "percentage") || !strcmp(key, "percent"))
+	{
+	  if (row < num_lines)
+	    xosd_display(osd, row++, XOSD_percentage, atoi(val));
+	}
+      else if (!strcmp(key, "slider"))
+	{
+	  if (row < num_lines)
+	    xosd_display(osd, row++, XOSD_slider, atoi(val));
+	}
       else if (!strcmp(key, "duration"))
 	msg->max_light = now + atoi(val);
       else if (!strcmp(key, "min-duration"))
 	msg->min_light = now + atoi(val);
+      else if (!strcmp(key, "color"))
+	xosd_set_colour(osd, val);
+      else if (!strcmp(key, "outline-color"))
+	xosd_set_outline_colour(osd, val);
+      else
+	DBG("\tPARSE ERROR\n");
 
       line = nl;
     }
@@ -77,7 +169,9 @@ display_msg(struct msg *msg)
 static void
 hide_msg(struct msg *msg)
 {
-  xosd_scroll(osd, MAX_LINES);
+  DBG("## Hiding message\n");
+  for (int i=0; i<num_lines; i++)
+    xosd_display(osd, i, XOSD_string, "");
   xosd_hide(osd);
   free(msg);
 }
@@ -89,7 +183,7 @@ static struct msg *current_msg, *first_msg, *last_msg;
 static void
 enqueue_msg(unsigned char *buf, int len)
 {
-  DBG("[%.*s]\n", len, buf);
+  DBG("Received: [%.*s]\n", len, buf);
   if (!len || buf[len-1] != '\n')
     return;
 
@@ -127,8 +221,9 @@ parse_input(unsigned char *buf, int len)
 /*** Main loop ***/
 
 int
-main(void)
+main(int argc, char **argv)
 {
+  parse_opts(argc, argv);
   XInitThreads();
 
   Display *dpy = XOpenDisplay(NULL);
@@ -144,12 +239,11 @@ main(void)
   XDeleteProperty(dpy, win, pty);
   XFlush(dpy);
 
-  osd = xosd_create(4);
+  osd = xosd_create(num_lines);
   if (!osd)
     die("Cannot initialize OSD");
-  xosd_set_font(osd, "-bitstream-bitstream vera sans-bold-r-normal-*-*-320-*-*-p-*-*");
+  xosd_set_font(osd, font_name);
   xosd_set_outline_offset(osd, 2);
-  xosd_set_outline_colour(osd, "black");
   xosd_set_pos(osd, XOSD_middle);
   xosd_set_align(osd, XOSD_center);
 
@@ -185,7 +279,7 @@ main(void)
 	    }
 	}
 
-      DBG("Waiting for %d ms\n", (int)(wait_until - now));
+      DBG("... waiting for %d ms\n", (int)(wait_until - now));
       poll(&pfd, 1, wait_until - now);
       if (pfd.revents & POLLIN)
 	{
@@ -204,10 +298,7 @@ main(void)
 		  unsigned char *pty_buf = NULL;
 		  XGetWindowProperty(dpy, win, pty, 0, 4096, True, XA_STRING, &pty_type, &pty_fmt, &pty_items, &pty_remains, &pty_buf);
 		  if (pty_type == XA_STRING && pty_fmt == 8 && pty_items)
-		    {
-		      DBG("Received: <%.*s>\n", (int) pty_items, pty_buf);
-		      parse_input(pty_buf, pty_items);
-		    }
+		    parse_input(pty_buf, pty_items);
 		  if (pty_buf)
 		    XFree(pty_buf);
 		}