shithub: fplay

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properly initialize mouse state

--- a/fplay.c

+++ b/fplay.c

@@ -464,6 +464,7 @@

 		sysfatal("initkeyboard: %r");

 	if(mc = initmouse(nil, screen), mc == nil)

 		sysfatal("initmouse: %r");

+	mo.xy = ZP;

 	col[Csamp] = eallocimage(Rect(0,0,1,1), 1, 0x440000FF);

 	col[Cft] = eallocimage(Rect(0,0,1,1), 1, 0x660000FF);

 	col[Cline] = eallocimage(Rect(0,0,1,1), 1, 0x884400FF);

@@ -496,6 +497,8 @@

 			mo = mc->Mouse;

 			break;

 		case 1:

+			if(eqpt(mo.xy, ZP))

+				mo = mc->Mouse;

 			switch(mc->buttons){

 			case 0: if(dx != 0 || dy != 0) redrawbg(Rzoom); dx = dy = 0; break;

 			case 1: setpos(); break;