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#!/usr/bin/perl -w
#
# $Id: Bbox.t,v 1.1 2004-05-18 15:39:38 mertz Exp $
# Author: Christophe Mertz
#
# testing all the import
BEGIN {
if (!eval q{
use Test::More tests => 2;
1;
}) {
print "# tests only work properly with installed Test::More module\n";
print "1..1\n";
print "ok 1\n";
exit;
}
if (!eval q{
use Tk::Zinc;
use Tk::Font;
1;
}) {
print "unable to load Tk::Zinc";
print "1..1\n";
print "ok 1\n";
exit;
}
if (!eval q{
MainWindow->new();
1;
}) {
print "# tests only work properly when it is possible to create a mainwindow in your env\n";
print "1..1\n";
print "ok 1\n";
exit;
}
}
$mw = MainWindow->new();
$zinc = $mw->Zinc(-width => 100, -height => 100);
like ($zinc, qr/^Tk::Zinc=HASH/ , "zinc has been created");
my $coords = [ [10,10], [40, 40] ];
my $font = $zinc->fontCreate('font20pixels', -size => -20);
my $t = $zinc->add('text', 1,
-font => 'font20pixels',
-alignment => 'center',
#-text => 'text', # an empty text
-position => [30,25],
);
ok(&similarFlatArray ([$zinc->bbox($t)],
[30, 25, 30, 25+20+3],
[4, 4, 4, 4],
),
"bbox of empty text");
# print "bbox=(", join(',', $zinc->bbox($t)),")\n";
sub similarPoints {
my ($ref1, $ref2)= @_;
diag ("waiting a reference for \$ref1" . ref ($ref1)), return 0 unless ref ($ref1) eq 'ARRAY';
diag ("waiting a reference for \$ref2"), return 0 unless ref ($ref2) eq 'ARRAY';
my @array1 = @{$ref1};
my @array2 = @{$ref2};
diag ("arrays for \$ref1 and \$ref2 are not of same length"), return 0
unless scalar @array1 == @array2;
for my $i (0.. $#array1) {
my $pt1 = $array1[$i];
my $pt2 = $array2[$i];
diag ("waiting a reference to a point in elt $i \$ref1"), return 0
unless ref $pt1 eq 'ARRAY';
my (@pt1) = @{$pt1};
diag ("waiting a reference to a point (x,y) in elt $i \$ref1"), return 0
unless scalar @pt1 == 2 and &numerical($pt1[0]) and &numerical($pt1[1]) ;
diag ("waiting a reference to a point in elt $i \$ref1"), return 0
unless ref $pt2 eq 'ARRAY';
my (@pt2) = @{$pt2};
diag ("waiting a reference to a point (x,y) in elt $i \$ref2"), return 0
unless scalar @pt2 == 2 and &numerical($pt2[0]) and &numerical($pt2[1]) ;
diag ("delta > 0.001 between x of pt$i"), return 0 if abs($pt1[0]-$pt2[0]) > 0.001;
diag ("delta > 0.001 between y of pt$i"), return 0 if abs($pt1[1]-$pt2[1]) > 0.001;
}
return 1;
}
sub similarFlatArray {
my ($ref1, $ref2, $deltaref)= @_;
diag ("waiting a reference for \$ref1"), return 0 unless ref ($ref1) eq 'ARRAY';
diag ("waiting a reference for \$ref2"), return 0 unless ref ($ref2) eq 'ARRAY';
diag ("waiting a reference for \$deltaref"), return 0 unless ref ($deltaref) eq 'ARRAY';
my @array1 = @{$ref1};
my @array2 = @{$ref2};
my @deltaarray = @{$deltaref};
diag ("arrays for \$ref1 and \$ref2 and \$deltaref are not of same length,".$#array1.",".$#array2.",".$#deltaarray), return 0
unless ($#array1 == $#array2) and ($#array2 == $#deltaarray);
for my $i (0.. $#array1) {
my $a = $array1[$i];
my $b = $array2[$i];
my $delta = $deltaarray[$i];
diag ("waiting a numeric value for elt $i of \$ref1"), return 0
unless &numerical($a);
diag ("waiting a numeric value for elt $i of \$ref2"), return 0
unless &numerical($b);
diag ("waiting a numeric value for elt $i of \$deltaref"), return 0
unless &numerical($delta);
diag ("delta > $delta between elt $i of \$ref1 ($a) and \$ref2 ($b)"), return 0
if (abs($a-$b) > $delta) ;
}
return 1;
}
sub numerical {
my ($v) = @_;
return 0 unless defined $v;
### this really works!!
return $v eq $v*1;
}
diag("############## bbox test");
|
