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98_logProxy.pm: added logProxy_xyFile2Plot (by boris) see forum https://forum.fhem.de/index.php/topic,65303.msg566323/topicseen.html#msg566323

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git-svn-id: https://svn.fhem.de/fhem/trunk@13179 2b470e98-0d58-463d-a4d8-8e2adae1ed80
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justme-1968 2017-01-22 10:10:26 +00:00
parent adff59292c
commit 193eab260a
1 changed files with 24 additions and 0 deletions
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fhem/FHEM/98_logProxy.pm
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@ -720,6 +720,27 @@ logProxy_xy2Plot($)
return ($ret,$min,$max,$last);
}
#create plot data from xy-file
#assume colums separated by whitespace and x,y pairs separated by comma
sub
logProxy_xyFile2Plot($$$)
{
my ($filename, $column, $regex)= @_;
my @array;
if (open(F, "<$filename")) {
while(<F>) {
chomp;
if(/$regex/) {
my @a= split(/\s/,$_);
my @p= split(",", $a[$column-1]);
push @array, \@p;
}
}
close(F);
}
return logProxy_xy2Plot(\@array);
}
#create plot data from date-y-array
sub
logProxy_values2Plot($)
@ -1382,6 +1403,9 @@ logProxy_Get($@)
the following list: hour,qday,day,week,month,year and the values representing the step with for the zoom level.</li>
<li>logProxy_xy2Plot(\@xyArray) is a sample implementation of a function that will accept a ref to an array
of xy-cordinate pairs as the data to be plotted.</li>
<li>logProxy_xyFile2Plot($filename,$column,$regex) is a sample implementation of a function that will accept a filename,
a column number and a regular expression. The requested column in all lines in the file that match the regular expression
needs to be in the format x,y to indicate the xy-cordinate pairs as the data to be plotted.</li>
<li>logProxy_values2Plot(\@xyArray) is a sample implementation of a function that will accept a ref to an array
of date-y-cordinate pairs as the data to be plotted.</li>
<li>The perl expressions have access to $from and $to for the begining and end of the plot range and also to the