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98_SVG.pm: fix division by zero (Forum #55435)

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git-svn-id: https://svn.fhem.de/fhem/trunk@11771 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig 2016-07-09 11:11:48 +00:00
parent 62542e0310
commit c99034bfa6
1 changed files with 2 additions and 2 deletions
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fhem/FHEM/98_SVG.pm
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@ -1424,7 +1424,7 @@ SVG_render($$$$$$$$$$)
$fromsec = SVG_time_to_sec($from) if($from ne "0"); # 0 is special
$tosec = SVG_time_to_sec($to) if($to ne "9"); # 9 is special
my $tmul;
$tmul = $w/($tosec-$fromsec) if($tosec && $fromsec);
$tmul = $w/($tosec-$fromsec) if($tosec && $fromsec && $tosec != $fromsec);
my ($min, $max, $idx) = (99999999, -99999999, 0);
my (%hmin, %hmax, @hdx, @hdy);
@ -1505,7 +1505,7 @@ SVG_render($$$$$$$$$$)
if(!$tmul) { # recompute the x data if no range sepcified
$fromsec = SVG_time_to_sec($dxp->[0]) if(!$fromsec);
$tosec = SVG_time_to_sec($dxp->[int(@{$dxp})-1]) if(!$tosec);
$tmul = $w/($tosec-$fromsec);
$tmul = $w/($tosec-$fromsec) if($tosec != $fromsec);
for my $i (0..@hdx-1) {
$dxp = $hdx[$i];