#!/usr/bin/perl

use warnings;
use strict;
use CGI qw/:standard/;
use CGI::Carp 'fatalsToBrowser';

use Image::Magick;

print header, start_html('testing');
if (param('submit'))
{
my $code = param('code');
my $id   = param('id');
print "ID: $id<p>";
if($code eq "$id") {
print "You entered the correct code, well done<p><p>";}
else {
print "<font color=red>You have entered the wrong code.  Please try again</font><p><p>";
}

}


my ($image, $x);

$image=Image::Magick->new;
$x = $image->Set(size=>'200x50');
$x = $image->ReadImage('xc:white');
warn "$x" if "$x";

my $chars;

my @fonts = ("arial.ttf", "georgia.ttf", "verdanai.ttf");
my @chars = ( "A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "M", "N", "P" .. "Z", "a", "b", "d", "e", "n", "q", "r", 1 .. 9, );
my @yoffset = ("25", "28", "33", "35", "38", "41", "45");
my @pointsoffseth = ("5,30 199,30", "5,35 199,35", "5,40 199,40", "5,24 199,24", "5,20 199,20", "5,42 199, 42",
                    "5,50 199,50", "5, 55 199, 55");
my @pointsoffsetv = ("100,50 100,0", "90,50 90,0", "110,50 110,0", "85,50 85,0", "75,50 75,0", "65,50 65,0", "60,50 60,0",
                     "50,50, 50,0", "40,50, 40,0", "25,50 25,0", "20,50 20,0", "15,50 15,0", "10,50 10,0", "5,50 5,0", "115,50 115,0",
                     "120,50 120,0", "125,50 125,0", "130,50 130,0", "135,50 135,0", "140,50 140,0", "145,50 145,0", "150,50 150,50",
                     "155,50 155,0", "160,50 160,50", "165,50 165,50", "170,50 170,50", "175,50 175,50", "180,50 180,50",
                     "185,50 185,0", "190,50 190,0", "195,50 195,0", "199,50 199,0");
my $ID;

### randomize characters
$ID = join '', map { $chars[ rand @chars ] } 1..9; 


## length -- > by height ^

for (1 .. 3) {
my $pointsoffseth = $pointsoffseth[rand @pointsoffseth];

## Draw horizontal lines
$x = $image->Draw(
    primitive => 'line',
    points    => $pointsoffseth,
    stroke    => 'black',
);

}

## Draw verticle lines
for (1 .. 6) {
my $pointsoffsetv = $pointsoffsetv[rand @pointsoffsetv];
$x = $image->Draw(
    primitive => 'line',
    points    => $pointsoffsetv,
    stroke    => '#800',
);
}

my $xoffset = 10;
foreach (split //, $ID) {

my $yoffset      = $yoffset[rand @yoffset];
my $font         = $fonts[rand @fonts]; 

#print "Font: $font";
$x = $image->Annotate(
                    font=>$font, 
			pointsize=>'26',	
			fill=>'blue', 
			text=>$_, 
			x=>$xoffset, 
			y=>$yoffset);

$xoffset = $xoffset + 21;
warn "$x" if "$x";
}

$x = $image->Write('test.png');

warn "$x" if "$x";

print "Image testing<br>";
print "<center><img src=\"test.png\"></center>";

print <<"ALL";
<center>
<form action="random.pl" method="POST">
<input type="text" name="code">
<input type="hidden" name="id" value="$ID">
<input type="submit" value="submit" name="submit">
</form>
</center>

ALL