tools/ARDOUR/SourceInfoLoader.pm

   1 package ARDOUR::SourceInfoLoader;
   2
   3
   4 use XML::Handler::Subs;
   5
   6 @ISA = qw( XML::Handler::Subs );
   7
   8 $VERSION = 1.0;
   9
  10
  11 sub new {
  12         my ($type, $sessionName) = @_;
  13
  14         my $self = $type->SUPER::new();
  15
  16         $self->{SessionName} = $sessionName;
  17         $self->{InRegions} = 0;
  18         %self->{Sources} = {};
  19
  20
  21         return $self;
  22 }
  23
  24 sub start_element {
  25         my $self = shift;
  26         my $element = shift;
  27
  28         my $atts = $element->{Attributes};
  29
  30         if ( $element->{Name} eq "Source") {
  31                 if ( ! -f "interchange/".$sessionName."/audiofiles/".$atts->{name}) {
  32                         $atts->{calculated_length} = 1;
  33                         $self->{Sources}->{$atts->{id}} = $atts;
  34                 }
  35         }
  36
  37
  38         if ( $self->{InRegions} eq 1 && $element->{Name} eq "Region") {
  39                 #print "Looking at region ".$atts->{id}."\n";
  40                 my $num = 0;
  41
  42                 my $region_length = $atts->{length};
  43                 while ( $atts->{"source-".$num} ne "" ) {
  44
  45                         if ($region_length > $self->{Sources}->{$atts->{"source-".$num}}->{calculated_length} ) {
  46                                 $self->{Sources}->{$atts->{"source-".$num}}->{calculated_length} = $region_length;
  47                         }
  48
  49                         $num++;
  50                 }
  51         }
  52
  53         if ( $element->{Name} eq "Regions") {
  54                 $self->{InRegions} = 1;
  55                 #print "In regions\n";
  56         }
  57
  58
  59 }
  60
  61 sub end_element {
  62         my $self = shift;
  63         my $element = shift;
  64
  65         if ( $element->{Name} eq "Regions") {
  66                 $self->{InRegions} = 0;
  67                 #print "Out of regions\n";
  68         }
  69
  70 }
  71
  72 1;
  73
  74
  75