shithub: zuke

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zuke: report current position and total duration of the playing track

--- a/zuke.c

+++ b/zuke.c

@@ -19,7 +19,8 @@

 	Relbufsz = 32768,

-	Seekbytes = 44100*2*2 * 10, /* 10 seconds */

+	Bps = 44100*2*2, /* 44100KHz, stereo, u16 for a sample */

+	Seekbytes = Bps*10, /* 10 seconds */

 };

 static Meta *pl;

@@ -46,6 +47,26 @@

 static Mousectl *mctl;

 static Keyboardctl *kctl;

+#pragma varargck type "P" int

+static int

+positionfmt(Fmt *f)

+{

+	char *s, tmp[16];

+	u64int sec;

+

+	s = tmp;

+	sec = va_arg(f->args, int);

+	if(sec >= 3600){

+		s = seprint(s, tmp+sizeof(tmp), "%02lld:", sec/3600);

+		sec %= 3600;

+	}

+	s = seprint(s, tmp+sizeof(tmp), "%02lld:", sec/60);

+	sec %= 60;

+	seprint(s, tmp+sizeof(tmp), "%02lld", sec);

+

+	return fmtstrcpy(f, tmp);

+}

+

 static void

 redraw(Image *screen, int new)

 {

@@ -53,6 +74,7 @@

 	Point p, sp;

 	Rectangle sel, r;

 	int i, colwidth;

+	char tmp[32];

 	if(new && getwindow(display, Refnone) < 0)

 		sysfatal("getwindow: %r");

@@ -135,6 +157,17 @@

 		draw(screen, r, cover, nil, ZP);

 	}

+	if(pcurplaying >= 0){

+		snprint(tmp, sizeof(tmp), "%P/%P", (int)(byteswritten/Bps), pl[pcurplaying].duration/1000);

+		r = screen->r;

+		r.min.x = r.max.x - stringwidth(f, tmp) - 4;

+		r.min.y = r.max.y - f->height - 4;

+		draw(screen, r, display->black, nil, ZP);

+		r.min.x += 2;

+		r.min.y += 2;

+		string(screen, r.min, cola, sp, f, tmp);

+	}

+

 	flushimage(display, 1);

 }

@@ -245,19 +278,26 @@

 		if(c != Cstart)

 			return;

 		buf = malloc(Relbufsz);

-		byteswritten = 0;

 		bytesfrom = 0;

 		c = 0;

 		noinit = 1;

 	}

+	byteswritten = 0;

 	pcurplaying = player->pcur;

-	redraw(screen, 1);

+	if(c != Cbackward)

+		redraw(screen, 1);

 	//proccreate(coverload, &pl[pcurplaying], 4096);

 	io = ioproc();

-	byteswritten = 0;

-	while((n = ioread(io, p[1], buf, Relbufsz)) > 0){

+	while(1){

+		n = Relbufsz;

+		if(bytesfrom > byteswritten && n > bytesfrom-byteswritten)

+			n = bytesfrom-byteswritten;

+		n = ioread(io, p[1], buf, n);

+		if(n < 1)

+			break;

+

 		c = nbrecvul(player->ctl);

 		if(c == Cstop)

 			goto stop;

@@ -281,6 +321,8 @@

 			}

 		}

 		byteswritten += n;

+		if(bytesfrom == byteswritten || (bytesfrom < byteswritten && byteswritten/Bps > (byteswritten-n)/Bps))

+			redraw(screen, 0);

 	}

 	closeioproc(io);

 	io = nil;

@@ -534,6 +576,7 @@

 	srand(time(0));

 	pcurplaying = -1;

 	player = nil;

+	fmtinstall('P', positionfmt);

 	threadsetname("zuke");

 	snprint(tmp, sizeof(tmp), "/proc/%d/ctl", getpid());

@@ -621,6 +664,8 @@

 			case 's':

 				stop(player);

 				player = nil;

+				pcurplaying = -1;

+				redraw(screen, 1);

 				break;

 			case 'p':

 				toggle(player);