From: Ian Jackson <ian@liberator.relativity.greenend.org.uk>
Date: Sun, 12 Dec 2010 12:54:56 +0000 (+0000)
Subject: layout/plan-to-gui-data: when $t{Edge}, adjust boundaries of background, to make... 
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ijackson/git?a=commitdiff_plain;h=b210616e6d851018fadec82ef32287688df5b9ec;p=trains.git

layout/plan-to-gui-data: when $t{Edge}, adjust boundaries of background, to make sure we cover everything (avoids GraphicsExpose event in gui-plan due to background pixmap not covering whole screen
---

diff --git a/layout/plan-to-gui-data b/layout/plan-to-gui-data
index 2a39c92..7f32f85 100755
--- a/layout/plan-to-gui-data
+++ b/layout/plan-to-gui-data
@@ -198,14 +198,16 @@ sub in_pixel ($) {
     }
 #printf(STDERR "%s 0x%08lx 0x%x 0x%x %d\n",$pp,$datum,
 #       $t{Segnum},$t{Movfeatpos},$t{Edge});
-    if (!$t{Segnum}) {
-	xpmdata_pixel('background','','=')
-	    unless $t{Edge};
-	return;
+
+    if ($t{Edge}) {
+	xpmdata_pixel('background','',undef);
+    } elsif ($t{Segnum}) {
+	xpmdata_pixel('background','','!');
     } else {
-	xpmdata_pixel('background','','!')
-	    unless $t{Edge};
+	xpmdata_pixel('background','','=');
     }
+    return unless $t{Segnum};
+
     $segname= $segnum_name[$t{Segnum}];
     defined $segname or die "$pp $t{Segnum} $datum";
     $pp.= " $segname";