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#!/usr/bin/perl -w
#
# $Id: AnimatedGradient.t,v 1.2 2005-12-02 20:59:27 mertz Exp $
# Author: Christophe Mertz mertz@intuilab.com
#
# this test mainly does funny effects when openGL is on
# testing all the import
BEGIN {
if (!eval q{
# use Test::More qw(no_plan);
use Test::More tests => 18;
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;
1;
}) {
print "unable to load Tk::Zinc";
print "1..1\n";
print "ok 1\n";
exit;
}
}
use strict;
my $mw = MainWindow->new();
my $zinc = $mw->Zinc(-width => 200, -height => 200, -backcolor => "white",
-render => 1)->pack;
like ($zinc, qr/^Tk::Zinc=HASH/ , "zinc has been created");
$zinc->after(10, \&proceedTests);
Tk::MainLoop;
sub proceedTests {
$zinc->add('text', 1, -position => [10,5], -text =>
"the gradient fills a rectangle
which is clipped by the curve
made of two circles...\n"x5);
my $circle1 = $zinc->add('arc', 1, [20,20,180,180]);
my $circle2 = $zinc->add('arc', 1, [70,70,130,130]);
my $curve = $zinc->add('curve', 1, [],
-fillcolor => 'red', -filled => 1, -linewidth => 1);
$zinc->contour($curve, 'add', 1, $circle1);
$zinc->contour($curve, 'add', -1, $circle2);
$zinc->remove($circle1);
$zinc->remove($circle2);
my $gradient;
for (1..4) {
for (my $i = 0; $i <=360; $i++) {
$gradient = "=axial $i | red | white 50 | blue";
$zinc->itemconfigure($curve, -fillcolor => $gradient);
$zinc->update;
}
}
pass("turning gradient one side");
for (1..4) {
for (1..100) {
$zinc->translate($curve,0.5,0.5);
$zinc->update;
}
for (1..800) {
$zinc->rotate($curve, 3.14159/400, 100,100);
$zinc->update;
}
for (1..100) {
$zinc->translate($curve,0.5,0.5);
$zinc->update;
}
for (1..400) {
$zinc->translate($curve,-0.5,-0.5);
$zinc->update;
}
for (1..200) {
$zinc->translate($curve,0.5,0.5);
$zinc->update;
}
pass ("shaking the circle around");
}
for (1..4) {
for (my $i = 359; $i > 0; $i--) {
$gradient = "=axial $i | red | white 50 | blue";
$zinc->itemconfigure($curve, -fillcolor => $gradient);
$zinc->update;
}
}
pass("turning gradient the other side");
my $gr = $zinc->add('group', 1);
my $rect = $zinc->add('rectangle', $gr, [0,-480,200,180], -filled => 1,
-fillcolor => "=axial 90 |blue|white 10|red 20|white 30|blue 40|white 50|red 60|white 70|blue 80|white 90|red");
$zinc->chggroup($curve, $gr);
$zinc->itemconfigure($curve, -visible => 0);
$zinc->itemconfigure($gr, -clip => $curve);
pass("displaying a translated rectangle filled with froggy colors and clipped by two circles");
for (1..2) {
for (my $i = 0; $i<500 ; $i++) {
$zinc->translate($rect, 0,1);
$zinc->update;
}
for (my $i = 0; $i<500 ; $i++) {
$zinc->translate($rect, 0,-1);
$zinc->update;
}
pass ("a thousand translation");
}
$zinc->translate($rect, 0,250);
for (1..1000) {
$zinc->scale($rect, 1, 0.998, 100,100);
$zinc->update;
}
pass("a thousand scaling down");
for (1..360) {
$zinc->rotate($rect, 3.14159/180, 100,100);
$zinc->update;
}
pass("360 rotation of 1°");
for (1..360) {
$zinc->rotate($rect, -3.14159/180, 100,100);
$zinc->update;
}
pass("360 rotation of 1°");
for (1..360) {
$zinc->rotate($rect, -3.14159/180, 100,100);
$zinc->update;
}
for (1..1000) {
$zinc->scale($rect, 1, 1/0.998, 100,100);
$zinc->update;
}
pass("a thousand scaling up");
for (1..4) {
for my $i (0..200) {
$zinc->itemconfigure($gr, -alpha => (200-$i)/2);
$zinc->update;
}
for my $i (0..200) {
$zinc->itemconfigure($gr, -alpha => $i/2);
$zinc->update;
}
pass("fade out/in in 400 steps");
}
exit;
}
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