shithub: orca

Info  •  Files  •  Log

plan9: draw just one arrow on each side

--- a/plan9.c

+++ b/plan9.c

@@ -577,31 +577,25 @@

 	draw(screen, r, color[Dback], nil, ZP);

 	p = top;

-	p.y -= glyphsz.y/2;

-	for (i = 0; i < 3; i++) {

-		if (scroll.x > 0) {

-			p.x = top.x - Txtoff;

-			string(screen, p, color[Dfmed], ZP, font, "←");

-		}

-		if (max.x+scroll.x < field.width) {

-			p.x = top.x + max.x*glyphsz.x + Txtoff - glyphsz.x;

-			string(screen, p, color[Dfmed], ZP, font, "→");

-		}

-		p.y += glyphsz.y*max.y/2;

+	p.y += glyphsz.y*(max.y-1)/2;

+	if (scroll.x > 0) {

+		p.x = top.x - Txtoff;

+		string(screen, p, color[Dfmed], ZP, font, "←");

 	}

+	if (max.x+scroll.x < field.width) {

+		p.x = top.x + max.x*glyphsz.x + Txtoff - glyphsz.x;

+		string(screen, p, color[Dfmed], ZP, font, "→");

+	}

 	p = top;

-	p.x -= glyphsz.x/2;

-	for (i = 0; i < 3; i++) {

-		if (scroll.y > 0) {

-			p.y = screen->r.min.y;

-			string(screen, p, color[Dfmed], ZP, font, "↑");

-		}

-		if (max.y+scroll.y < field.height) {

-			p.y = top.y + max.y*glyphsz.y;

-			string(screen, p, color[Dfmed], ZP, font, "↓");

-		}

-		p.x += glyphsz.x*max.x/2;

+	p.x += glyphsz.x*(max.x-1)/2;

+	if (scroll.y > 0) {

+		p.y = screen->r.min.y;

+		string(screen, p, color[Dfmed], ZP, font, "↑");

+	}

+	if (max.y+scroll.y < field.height) {

+		p.y = top.y + max.y*glyphsz.y;

+		string(screen, p, color[Dfmed], ZP, font, "↓");

 	}

 	i = 0;