3 use Imager::Graph::Area;
5 use Imager::Font::Test;
7 use Imager::Test qw(is_image_similar);
10 or mkdir "testout", 0700
11 or die "Could not create output directory: $!";
15 use Imager qw(:handy);
17 #my $fontfile = 'ImUgly.ttf';
18 #my $font = Imager::Font->new(file=>$fontfile, type => 'ft2', aa=>1)
19 # or plan skip_all => "Cannot create font object: ",Imager->errstr,"\n";
20 my $font = Imager::Font::Test->new();
24 100, 180, 80, 20, 2, 1, 0.5 ,
28 10, 20, 40, 200, 150, 10, 50,
30 my @labels = qw(alpha beta gamma delta epsilon phi gi);
34 my $area = Imager::Graph::Area->new;
35 ok($area, "creating area chart object");
37 # this may change output quality too
39 print "# Imager version: $Imager::VERSION\n";
40 print "# Font type: ",ref $font,"\n";
42 $area->add_data_series(\@data1, "Test Area");
43 $area->add_data_series(\@data2, "Test Area 2");
45 my $img1 = $area->draw
51 features => { legend => 1 },
56 orientation => "horizontal",
62 #outline => { line => '404040' },
64 or print "# ", $area->error, "\n";
66 ok($img1, "made the image");
68 ok($img1->write(file => "testout/t40area1.ppm"),
71 cmpimg($img1, "testimg/t40area1.png");
74 unless ($ENV{IMAGER_GRAPH_KEEP_FILES}) {
75 unlink "testout/t40area1.ppm";
80 my ($img, $file, $limit) = @_;
87 or skip("No PNG support", 1);
89 my $cmpimg = Imager->new;
90 $cmpimg->read(file=>$file)
91 or return ok(0, "Cannot read $file: ".$cmpimg->errstr);
92 my $diff = Imager::i_img_diff($img->{IMG}, $cmpimg->{IMG});
93 is_image_similar($img, $cmpimg, $limit, "Comparison to $file ($diff)");