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--- lib/Text/Graphics.pm.orig 1998-06-23 01:00:27 UTC
+++ lib/Text/Graphics.pm
@@ -49,8 +49,8 @@ sub add {
my $child = shift;
my $offx = shift;
my $offy = shift;
- $child->{offx} = ($offx > 0) ? $offx : 0;
- $child->{offy} = ($offy > 0) ? $offy : 0;
+ $child->{offx} = (defined($offx) && $offx > 0) ? $offx : 0;
+ $child->{offy} = (defined($offy) && $offy > 0) ? $offy : 0;
$child->{parent} = $this;
push @{ $this->{children} }, $child;
@@ -78,7 +78,7 @@ sub _drawBackground {
my $this = shift;
my $gc = shift;
- if ($this->{bg} ne undef) {
+ if (defined $this->{bg}) {
$gc->fillRect($this->{bg}, 0, 0, $this->{width}, $this->{height});
}
}
@@ -413,7 +413,7 @@ sub setSize {
## we need to re-wrap iff the width changes
##
- if (($width ne undef) and ($this->{width} != $width)) {
+ if ((defined $width) and ($this->{width} != $width)) {
delete $this->{text_was_wrapped};
}
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