use Term::Gnuplot;
use integer; # To get the same results as standard one
list_terms();
&test_term("dumb");
if ($^O eq 'os2') {
&test_term("pm");
}
if ($ENV{DISPLAY}) {
&test_term("x11");
}
while (1) {
$|=1;
list_terms();
print "Type terminal name, 'file' to set output file(s), or ENTER to finish: ";
$in = <>;
chomp $in;
if ($in eq 'file') {
print "Output file name(s) for builtin and Perl tests? ";
$file = <>;
chomp $file;
@files = split " ", $file;
push @files, "perl$files[0]" if @files == 1;
redo;
}
last unless $in;
&test_term($in);
@files = ();
}
sub test_term {
my $name = shift;
my $comment = "";
$comment = ' - height set to 32' if $name eq 'dumb';
$comment = ' - window name set to "Specially named terminal"'
if $name eq 'pm';
print("Output file $files[0]\n"), plot_outfile_set(shift @files) if @files;
print("Switch to `$name': not OK: $out\n"), return
unless $out = Term::Gnuplot::change_term($name);
print "Builtin test for `$name'$comment, press ENTER\n";
<>;
if ($name eq 'pm') {
set_options('"Specially named terminal"');
} elsif ($name eq 'dumb') {
set_options(79,32);
} else {
set_options(); # if $name eq 'gif' - REQUIRED to init things
}
# &Term::Gnuplot::init() if !$initialized{$name}++;
&Term::Gnuplot::term_init();
# print("Output file $files[0]\n"), plot_outfile_set(shift @files) if @files;
&Term::Gnuplot::test_term();
print "\n$name builtin test OK, Press ENTER\n";
<>;
print "Perl test for `$name'$comment, press ENTER\n";
<>;
use Term::Gnuplot ':ALL';
print("Output file $files[0]\n"),
# plot_outfile_set(shift @files), reset() if @files;
plot_outfile_set(shift @files) if @files;
# init() unless $initialized{$name}++;
term_init() unless $initialized{$name}++;
{
my($name,$description,$xmax,$ymax,$v_char,$h_char,$v_tic,$h_tic) =
(&Term::Gnuplot::name,&Term::Gnuplot::description,&Term::Gnuplot::xmax,&Term::Gnuplot::ymax,
&Term::Gnuplot::v_char,&Term::Gnuplot::h_char,&Term::Gnuplot::v_tic,&Term::Gnuplot::h_tic);
print <<EOD;
Term data:
name '$name',
description '$description',
xmax $xmax,
ymax $ymax,
v_char $v_char,
h_char $h_char,
v_tic $v_tic,
h_tic $h_tic.
EOD
}
my ($xsize,$ysize) = (1,1);
my $scaling = scale($xsize, $ysize);
my $xmax = xmax() * ($scaling ? 1 : $xsize);
my $ymax = ymax() * ($scaling ? 1 : $ysize);
my $pointsize = 1; # XXXX We did not set it
my $key_entry_height = $pointsize * v_tic() * 1.25;
$key_entry_height = v_char() if $key_entry_height < v_char();
my $p_width = $pointsize * v_tic();
# graphics();
term_start_plot();
# border linetype
linetype(-2);
move(0,0);
vector($xmax-1,0);
vector($xmax-1,$ymax-1);
vector(0,$ymax-1);
vector(0,0);
justify_text(LEFT);
put_text(h_char()*5, $ymax - v_char()*3,"Terminal Test, Perl");
# axis linetype
linetype(-1);
move($xmax/2,0);
vector($xmax/2,$ymax-1);
move(0,$ymax/2);
vector($xmax-1,$ymax/2);
# /* test width and height of characters */
linetype(-2);
move( $xmax/2-h_char()*10,$ymax/2+v_char()/2);
vector($xmax/2+h_char()*10,$ymax/2+v_char()/2);
vector($xmax/2+h_char()*10,$ymax/2-v_char()/2);
vector($xmax/2-h_char()*10,$ymax/2-v_char()/2);
vector($xmax/2-h_char()*10,$ymax/2+v_char()/2);
put_text($xmax/2-h_char()*10,$ymax/2,
"12345678901234567890");
# test justification
justify_text(LEFT);
put_text($xmax/2,$ymax/2+v_char()*6,"left justified");
my $str = "centre+d text";
if (justify_text(CENTRE)) {
put_text($xmax/2,
$ymax/2+v_char()*5,$str);
} else {
put_text($xmax/2-length($str)*h_char()/2,
$ymax/2+v_char()*5,$str);
}
$str = "right justified";
if (justify_text(RIGHT)) {
put_text($xmax/2,
$ymax/2+v_char()*4,$str);
} else {
put_text($xmax/2-length($str)*h_char(),
$ymax/2+v_char()*4,$str);
}
# test text angle
$str = "rotated ce+ntred text";
if (text_angle(1)) {
if (justify_text(CENTRE)) {
put_text(v_char(),
$ymax/2,$str);
} else {
put_text(v_char(),
$ymax/2-length($str)*h_char()/2,$str);
}
} else {
justify_text(LEFT);
put_text(h_char()*2,$ymax/2-v_char()*2,"Can't rotate text");
}
justify_text(LEFT);
text_angle(0);
# test tic size
move($xmax/2+h_tic()*2,0);
vector($xmax/2+h_tic()*2,v_tic());
move($xmax/2,v_tic()*2);
vector($xmax/2+h_tic(),v_tic()*2);
put_text($xmax/2-h_char()*10,v_tic()*2+v_char()/2,"test tics");
# test line and point types
pointsize($pointsize);
my $x = $xmax - h_char()*6 - $p_width;
my $y = $ymax - v_char();
my $i;
for ( $i = -2; $y > $key_entry_height; $i++ ) {
linetype($i);
if (justify_text(RIGHT)) {
put_text($x,$y,$i+1);
} else {
put_text($x-length($i+1)*h_char(),$y,$i+1);
}
move($x+h_char(),$y);
vector($x+h_char()*4,$y);
if ( $i >= -1 ) {
point($x+h_char()*5 + int($p_width/2),$y,$i);
}
$y -= $key_entry_height;
}
# test some arrows
linetype(0);
$x = $xmax/4;
$y = $ymax/4;
$xl = h_tic()*5;
$yl = v_tic()*5;
arrow($x,$y,$x+$xl,$y,1);
arrow($x,$y,$x+$xl/2,$y+$yl,1);
arrow($x,$y,$x,$y+$yl,1);
arrow($x,$y,$x-$xl/2,$y+$yl,0);
arrow($x,$y,$x-$xl,$y,1);
arrow($x,$y,$x-$xl,$y-$yl,1);
arrow($x,$y,$x,$y-$yl,1);
arrow($x,$y,$x+$xl,$y-$yl,1);
# and back into text mode
# text();
term_end_plot();
print "\n$name Perl test OK, Press ENTER\n";
<>;
&Term::Gnuplot::reset();
}