lel

commit 4d2dac24171ef1aa102ce20a4a26a77d0fc3d298
parent 8315a680be35167b4bbc09da84a262fb3c868c0f
Author: Jacob R. Edwards <jacobouno@protonmail.com>
Date:   Sun, 18 Apr 2021 05:25:35 -0700

Make pan percentage easy to change

Add panperc which pans in percentage of the window size and a
variable which specifies this percentage.

Diffstat:
M
lel.c
 | 
15
+++++++++++----

1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/lel.c b/lel.c
@@ -54,6 +54,7 @@ static int done;
 static int winwidth = 0, winheight = 0;
 static int winx, winy, reqwinwidth = 320, reqwinheight = 240;
 static float zoominc = 0.25;
+static int paninc = 20;
 
 static void
 edie(int e, char *s)
@@ -323,6 +324,12 @@ pan(int x, int y)
 }
 
 static void
+panperc(int x, int y)
+{
+	pan(winwidth / 100 * x, winheight / 100 * y);
+}
+
+static void
 inczoom(float f)
 {
 	if ((img.view.zoomfact + f) <= 0)
@@ -374,19 +381,19 @@ keypress(XEvent *ev)
 		break;
 	case XK_Left:
 	case XK_h:
-		pan(winwidth / 20, 0);
+		panperc(paninc, 0);
 		break;
 	case XK_Down:
 	case XK_j:
-		pan(0, -(winheight / 20));
+		panperc(0, -paninc);
 		break;
 	case XK_Up:
 	case XK_k:
-		pan(0, winheight / 20);
+		panperc(0, paninc);
 		break;
 	case XK_Right:
 	case XK_l:
-		pan(-(winwidth / 20), 0);
+		panperc(-paninc, 0);
 		break;
 	case XK_a:
 		setview(FULL_ASPECT);