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elmdgm
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elmdgm
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#!/usr/local/bin/perl -w
use strict;
use Tk;
use Tk::Font;
use Rsynth::Elements;
use Audio::Play;
use blib './Rsynth';
use Rsynth::Audio;
my $au = Audio::Data->new(rate => 11025);
my $synth = Rsynth::Audio->new($au);
my $mw = MainWindow->new;
$mw->menu;
my $IPA = $mw->Font(family => 'Gentium',
point => 180, slant => 'r',
weight => 'medium');
my $t = $mw->Scrolled(Text => -width => 25,-background => 'black')
->pack(-side => 'right', -expand => 1, -fill => 'both');
#
# Vowel diagram to screen:
# Y axis is F1 - higher values near bottom, so just scaled
sub F1BASE () { 190 } # Lowest F1 and origin for Y axis
sub F1MAX () { 900 } # Highest F1
sub F1SCALE () { 3 }
# X axis is F2-F1 with higher values on the left
#
sub F2MIN () { 700 } # Lowest F2
sub F2MAX () { 2500 } # Highest F2
sub F2BASE () { 2400 } # Screen X offset to ensure +ve x.
sub F2SCALE () { 6 }
# F3 is a 3rd dimension which is a pain.
# F3 is lowest for /r/ sounds - low F3 is their characteristic.
# F3 is highest for unrounded vowels and lower for rounded vowels
# (F2 is lower for rounded vowels too)
# Note that /i/ and /j/ and possibly /&/ F3 isn't
# from usual "cavity".
sub F3MIN () { 1600 }
sub F3MAX () { 3200 }
sub F3SCALE () { 6 }
sub MINSPACE () { 200 }
sub f1f2toscreen
{
my ($f1,$f2) = @_;
my $x = (F2BASE - $f2 + $f1)/F2SCALE;
my $y = ($f1 - F1BASE)/F1SCALE;
return ($x,$y);
}
sub f1f2fromscreen
{
my ($x,$y) = @_;
my $f1 = F1BASE + F1SCALE*$y;
my $f2 = F2BASE - F2SCALE*$x+$f1;
if ($f2 < $f1 + MINSPACE)
{
$f2 = $f1 + MINSPACE;
}
return ($f1,$f2);
}
sub f2f3toscreen
{
my ($f2,$f3) = @_;
my $x = (F2BASE - $f2)/F2SCALE;
my $y = ($f3 - F3MIN)/F3SCALE;
return ($x,$y);
}
sub f2f3fromscreen
{
my ($x,$y) = @_;
my $f2 = F2BASE - $x *F2SCALE;
my $f3 = F3MIN + $y *F3SCALE;
if ($f3 < $f2 + MINSPACE)
{
$f3 = $f2 + MINSPACE;
}
return ($f2,$f3);
}
my ($width,$height) = f1f2toscreen(F1MAX, F2MIN);
my $left = $mw->Frame->pack(-side => 'left', -fill => 'y', -expand => 0);
my $f1f2 = $left->Canvas(-background => 'black',
-height => $height,
-width => $width)
->pack(-side => 'top', -expand => 0);
($width,$height) = f2f3toscreen(F2MIN, F3MAX);
my $f2f3 = $left->Canvas(-background => 'black',
-height => $height,
-width => $width)
->pack(-side => 'top', -expand => 0);
my $d = $mw->Text(-width => 15, -font => $IPA)
->pack(-side => 'left',-fill => 'y');
my $cur12 = $f1f2->create(oval => [0,0,0,0],-outline => 'yellow');
my $cur23 = $f2f3->create(oval => [0,0,0,0],-outline => 'yellow');
my @colours = qw(white red green blue magenta cyan orange brown pink violet);
my %colour;
my $i = 0;
read_elements();
my $ve;
foreach my $e (sort { height($a) <=> height($b) ||
front($a) <=> front($b) ||
round($a) <=> round($b) }
grep { $_->{features}{vwl} } values %elem)
{
my $ch = $e->{unicode};
utf8::decode($ch);
if ($e->{features}{vwl} || $e->{features}{gld})
{
next if ($e->{features}{nas} || $e->{features}{dip});
my @feat = features($e);
my $key = join(' ',@feat);
my $colour = $colour{$key};
unless (exists $colour{$key})
{
$colour = $colours[$i++ % @colours] ;
$t->tagConfigure($colour,-foreground => $colour, -font => $IPA);
$colour{$key} = $colour;
}
my $sm = $e->{sampa};
$t->insert('end',"$sm [$ch] - @feat\n",[$colour,$e->{name}]);
my ($x,$y) = f1f2toscreen($e->{f1}[0],$e->{f2}[0]);
my $id12 = $f1f2->createText($x, $y,
-font => $IPA,
-fill => $colour, -text => $ch);
($x,$y) = f2f3toscreen($e->{f2}[0],$e->{f3}[0]);
my $id23 = $f2f3->createText($x, $y,
-font => $IPA,
-fill => $colour, -text => $ch);
if ($e->{sampa} eq '#')
{
$ve = $e;
$f1f2->Tk::bind('<3>',[\&Click12,$ve,$id12,$id23,Ev('x'),Ev('y'),Ev('s')]);
$f2f3->Tk::bind('<3>',[\&Click23,$ve,$id12,$id23,Ev('x'),Ev('y'),Ev('s')]);
}
$f1f2->bind($id12,'<1>',[\&display,$e,$id12,$id23]);
$f1f2->bind($id12,'<2>',[\&change,$e,$id12,$id23]);
$f2f3->bind($id23,'<1>',[\&display,$e,$id12,$id23]);
$f2f3->bind($id23,'<2>',[\&change,$e,$id12,$id23]);
$t->tagBind($e->{name},'<1>',[\&display,$e,$id12,$id23]);
$t->tagBind($e->{name},'<2>',[\&change,$e,$id12,$id23]);
}
}
sub Click12
{
my ($w,$e,$id12,$id23,$wx,$wy,$s) = @_;
my $x = $w->canvasx($wx);
my $y = $w->canvasy($wy);
my ($f1,$f2) = f1f2fromscreen($x,$y);
$e->{f1}[0] = $f1;
$e->{f2}[0] = $f2;
display($w,$e,$id12,$id23);
}
sub Click23
{
my ($w,$e,$id12,$id23,$wx,$wy,$s) = @_;
my $x = $w->canvasx($wx);
my $y = $w->canvasy($wy);
my ($f2,$f3) = f2f3fromscreen($x,$y);
$e->{f2}[0] = $f2;
$e->{f3}[0] = $f3;
display($w,$e,$id12,$id23);
}
sub change
{
my ($w,$e,$id12,$id23) = @_;
foreach my $key (qw(f1 f2 f3))
{
$e->{$key}[0] = $ve->{$key}[0];
}
display($w,$e,$id12,$id23);
}
sub display
{
my ($w,$e,$id12,$id23) = @_;
my ($bx,$by) = f1f2toscreen($e->{f1}[0],$e->{f2}[0]);
$f1f2->coords($id12,[$bx,$by]);
my @coord = $f1f2->bbox($id12);
$f1f2->coords($cur12,\@coord);
($bx,$by) = f2f3toscreen($e->{f2}[0],$e->{f3}[0]);
$f2f3->coords($id23,[$bx,$by]);
@coord = $f2f3->bbox($id23);
$f2f3->coords($cur23,\@coord);
$e->update;
$d->delete('1.0','end');
my $ch = $e->{unicode};
utf8::decode($ch);
$d->insert('end',$e->{name}.' '.$e->{sampa}." [$ch]\n");
$d->insert('end',join(' ',features($e))."\n");
foreach my $sym (@pNames)
{
$d->insert('end',sprintf("$sym:%4d\n",$e->{$sym}[0]));
}
# Clear audio buffer
$au->length(0);
# An empty element/dur "string".
my $elm = '';
my $pre = '.';
my $post = '.';
my $idx = $e->{idx};
foreach my $ename (@{$Rsynth::Phones::phtoelm{$pre}},$e->{name},
@{$Rsynth::Phones::phtoelm{$post}})
{
my $t = $elem{$ename};
$elm .= chr($t->{idx});
$elm .= ($t->{idx} == $idx) ? chr(10) : chr($t->{du});
$d->insert('end',$ename);
}
$synth->interpolate($elm);
my $svr = Audio::Play->new;
$d->insert(end => "\n");
$svr->play($au) if $svr;
}
$f1f2->configure(-scrollregion => [$f1f2->bbox('all')]);
MainLoop;
write_elements("Elements.edt");