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#!perl -w
# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl test.pl'
######################### We start with some black magic to print on failure.
# Change 1..1 below to 1..last_test_to_print .
# (It may become useful if the test is moved to ./t subdirectory.)
use strict;
use lib 't';
use Test::More tests => 43;
my $loaded;
BEGIN { use_ok(Imager=>':all'); }
init_log("testout/t21draw.log",1);
my $redobj = NC(255, 0, 0);
my $red = 'FF0000';
my $greenobj = NC(0, 255, 0);
my $green = [ 0, 255, 0 ];
my $blueobj = NC(0, 0, 255);
my $blue = { hue=>240, saturation=>1, value=>1 };
my $white = '#FFFFFF';
my $img = Imager->new(xsize=>100, ysize=>500);
ok($img->box(color=>$blueobj, xmin=>10, ymin=>10, xmax=>48, ymax=>18),
"box with color obj");
ok($img->box(color=>$blue, xmin=>10, ymin=>20, xmax=>48, ymax=>28),
"box with color");
ok($img->box(color=>$redobj, xmin=>10, ymin=>30, xmax=>28, ymax=>48, filled=>1),
"filled box with color obj");
ok($img->box(color=>$red, xmin=>30, ymin=>30, xmax=>48, ymax=>48, filled=>1),
"filled box with color");
ok($img->arc('x'=>75, 'y'=>25, r=>24, color=>$redobj),
"filled arc with colorobj");
ok($img->arc('x'=>75, 'y'=>25, r=>20, color=>$green),
"filled arc with colorobj");
ok($img->arc('x'=>75, 'y'=>25, r=>18, color=>$white, d1=>325, d2=>225),
"filled arc with color");
ok($img->arc('x'=>75, 'y'=>25, r=>18, color=>$blue, d1=>225, d2=>325),
"filled arc with color");
ok($img->arc('x'=>75, 'y'=>25, r=>15, color=>$green, aa=>1),
"filled arc with color");
ok($img->line(color=>$blueobj, x1=>5, y1=>55, x2=>35, y2=>95),
"line with colorobj");
# FIXME - neither the start nor end-point is set for a non-aa line
my $c = Imager::i_get_pixel($img->{IMG}, 5, 55);
ok(color_cmp($c, $blueobj) == 0, "# TODO start point not set");
ok($img->line(color=>$red, x1=>10, y1=>55, x2=>40, y2=>95, aa=>1),
"aa line with color");
ok($img->line(color=>$green, x1=>15, y1=>55, x2=>45, y2=>95, antialias=>1),
"antialias line with color");
ok($img->polyline(points=>[ [ 55, 55 ], [ 90, 60 ], [ 95, 95] ],
color=>$redobj),
"polyline points with color obj");
ok($img->polyline('x'=>[ 55, 85, 90 ], 'y'=>[60, 65, 95], color=>$green, aa=>1),
"polyline xy with color aa");
ok($img->polyline('x'=>[ 55, 80, 85 ], 'y'=>[65, 70, 95], color=>$green,
antialias=>1),
"polyline xy with color antialias");
ok($img->setpixel('x'=>[35, 37, 39], 'y'=>[55, 57, 59], color=>$red),
"set array of pixels");
ok($img->setpixel('x'=>39, 'y'=>55, color=>$green),
"set single pixel");
use Imager::Color::Float;
my $flred = Imager::Color::Float->new(1, 0, 0, 0);
my $flgreen = Imager::Color::Float->new(0, 1, 0, 0);
ok($img->setpixel('x'=>[41, 43, 45], 'y'=>[55, 57, 59], color=>$flred),
"set array of float pixels");
ok($img->setpixel('x'=>45, 'y'=>55, color=>$flgreen),
"set single float pixel");
my @gp = $img->getpixel('x'=>[41, 43, 45], 'y'=>[55, 57, 59]);
ok(grep($_->isa('Imager::Color'), @gp) == 3, "check getpixel result type");
ok(grep(color_cmp($_, NC(255, 0, 0)) == 0, @gp) == 3,
"check getpixel result colors");
my $gp = $img->getpixel('x'=>45, 'y'=>55);
ok($gp->isa('Imager::Color'), "check scalar getpixel type");
ok(color_cmp($gp, NC(0, 255, 0)) == 0, "check scalar getpixel color");
@gp = $img->getpixel('x'=>[35, 37, 39], 'y'=>[55, 57, 59], type=>'float');
ok(grep($_->isa('Imager::Color::Float'), @gp) == 3,
"check getpixel float result type");
ok(grep(color_cmp($_, $flred) == 0, @gp) == 3,
"check getpixel float result type");
$gp = $img->getpixel('x'=>39, 'y'=>55, type=>'float');
ok($gp->isa('Imager::Color::Float'), "check scalar float getpixel type");
ok(color_cmp($gp, $flgreen) == 0, "check scalar float getpixel color");
# more complete arc tests
ok($img->arc(x=>25, 'y'=>125, r=>20, d1=>315, d2=>45, color=>$greenobj),
"color arc through angle 0");
# use diff combine here to make sure double writing is noticable
ok($img->arc(x=>75, 'y'=>125, r=>20, d1=>315, d2=>45,
fill => { solid=>$blueobj, combine => 'diff' }),
"fill arc through angle 0");
ok($img->arc(x=>25, 'y'=>175, r=>20, d1=>315, d2=>225, color=>$redobj),
"concave color arc");
angle_marker($img, 25, 175, 23, 315, 225);
ok($img->arc(x=>75, 'y'=>175, r=>20, d1=>315, d2=>225,
fill => { solid=>$greenobj, combine=>'diff' }),
"concave fill arc");
angle_marker($img, 75, 175, 23, 315, 225);
ok($img->arc(x=>25, y=>225, r=>20, d1=>135, d2=>45, color=>$redobj),
"another concave color arc");
angle_marker($img, 25, 225, 23, 45, 135);
ok($img->arc(x=>75, y=>225, r=>20, d1=>135, d2=>45,
fill => { solid=>$blueobj, combine=>'diff' }),
"another concave fillarc");
angle_marker($img, 75, 225, 23, 45, 135);
ok($img->arc(x=>25, y=>275, r=>20, d1=>135, d2=>45, color=>$redobj, aa=>1),
"concave color arc aa");
ok($img->arc(x=>75, y=>275, r=>20, d1=>135, d2=>45,
fill => { solid=>$blueobj, combine=>'diff' }, aa=>1),
"concave fill arc aa");
ok($img->circle(x=>25, y=>325, r=>20, color=>$redobj),
"color circle no aa");
ok($img->circle(x=>75, y=>325, r=>20, color=>$redobj, aa=>1),
"color circle aa");
ok($img->circle(x=>25, 'y'=>375, r=>20,
fill => { hatch=>'stipple', fg=>$blueobj, bg=>$redobj }),
"fill circle no aa");
ok($img->circle(x=>75, 'y'=>375, r=>20, aa=>1,
fill => { hatch=>'stipple', fg=>$blueobj, bg=>$redobj }),
"fill circle aa");
ok($img->arc(x=>50, y=>450, r=>45, d1=>135, d2=>45,
fill => { solid=>$blueobj, combine=>'diff' }),
"another concave fillarc");
angle_marker($img, 50, 450, 47, 45, 135);
ok($img->write(file=>'testout/t21draw.ppm'),
"saving output");
malloc_state();
sub color_cmp {
my ($l, $r) = @_;
my @l = $l->rgba;
my @r = $r->rgba;
# print "# (",join(",", @l[0..2]),") <=> (",join(",", @r[0..2]),")\n";
return $l[0] <=> $r[0]
|| $l[1] <=> $r[1]
|| $l[2] <=> $r[2];
}
use constant PI => 4 * atan2(1,1);
sub angle_marker {
my ($img, $x, $y, $radius, @angles) = @_;
for my $angle (@angles) {
my $x1 = int($x + $radius * cos($angle * PI / 180) + 0.5);
my $y1 = int($y + $radius * sin($angle * PI / 180) + 0.5);
my $x2 = int($x + (5+$radius) * cos($angle * PI / 180) + 0.5);
my $y2 = int($y + (5+$radius) * sin($angle * PI / 180) + 0.5);
$img->line(x1=>$x1, y1=>$y1, x2=>$x2, y2=>$y2, color=>'#FFF');
}
}
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