shithub: orca

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plan9: add -c option to set custom cursor

--- a/orca.man

+++ b/orca.man

@@ -14,6 +14,8 @@

 ] [

 .I -r random_seed

 ] [

+.I -c cursor

+] [

 .I file

 ]

 .SH DESCRIPTION

@@ -49,6 +51,10 @@

 .TP

 .B -b

 Sets initial "beats per minute" value.

+.TP

+.B -c

+Set the cursor character.

+.PP

 .EE

 Extensive documentation and examples are available on the project's

 GitHub web page.

--- a/plan9.c

+++ b/plan9.c

@@ -68,6 +68,7 @@

 static int rulerstyle = Sfancy, dotstyle = Sfancy;

 static Rune *linebuf;

+static Rune cursor = '@';

 static vlong tick;

 static Point glyphsz;

 static Point cur;

@@ -80,7 +81,6 @@

 static bool altdown, pause, forward;

 static int mode = Minsert;

 static long framedev; /* frame deviation in ms */

-static Rune *linebuf;

 static char *dotstyles[Numstyles] = {

 	[Sfancy] = "fancy dots",

@@ -411,7 +411,7 @@

 				attr &= ~Mark_flag_group_highlight;

 			if (c == '.' && eqpt(Pt(x, y), cur))

-				c = '@';

+				c = cursor;

 			if (!grouphl && !complete && c == copyfield.buffer[off] && attr == mscr.buffer[off]) {

 				if (i > 0) {

@@ -873,6 +873,12 @@

 		}

 		srand(seed);

 		break;

+	case 'c':

+		if (chartorune(&cursor, EARGF(usage())) < 1 || cursor == Runeerror) {

+			fprint(2, "invalid cursor \"%s\"\n", EARGF(usage()));

+			threadexitsall("args");

+		}

+		break;

 	default:

 		usage();

 	}ARGEND

@@ -913,7 +919,7 @@

 			theme[n] = ~theme[n] | 0xff;

 		color[n] = allocimage(display, Rect(0, 0, 1, 1), RGBA32, 1, setalpha(theme[n] & ~0xff, theme[n] & 0xff));

 	}

-	glyphsz.x = stringwidth(font, "X");

+	glyphsz.x = stringwidth(font, "@");

 	glyphsz.y = font->height;

 	if (filename[0] == 0) {