<?php 

private function _Hexagone($n)

            {

                $points = array(    $n/2    ,    0,

                                    3*$n/2    ,    0,

                                    2*$n    ,    $n*sin(deg2rad(60)),

                                    3*$n/2    ,    2*$n*sin(deg2rad(60)),

                                    $n/2    ,    2*$n*sin(deg2rad(60)),

                                    0        ,    $n*sin(deg2rad(60)));

                

                header ("Content-type: image/png");

                $tailleX = 2*$n;

                $tailleY = sin(deg2rad(60))*2*$n;

                $image = imagecreate($tailleX,$tailleY);

                $couleur = imagecolorallocate($image, 255, 255, 255);    

                $noir = imagecolorallocate($image, 0, 0, 0);                

                    ImagePolygon ($image, $points, 6, $noir);

                

                return imagepng($image);

            }

            

            function afficherCarte($x_debut,$x_taille,$y_debut,$y_taille,$n)

            {

                $x_fin = $x_debut + $x_taille;

                $y_fin = $y_debut + $y_taille;

                

                $aff = '<div style="position: absolute; margin: 100px;">';

                for($x=$x_debut;$x<$x_fin;$x++)

                {

                    for($y=$y_debut;$y<$y_fin;$y++)

                    {

                        $aff .= $this->creerCase($x,$y,$n);

                    }

                }

                $aff .= '</div>';

                return $aff;

            }

            

            private function creerCase($x,$y,$n)

            {

                $posX = $x*1.5*$n;

                $posY = $y*sin(deg2rad(60))*2*$n + ($x%2)*sin(deg2rad(60))*$n;

                

                return '<div style="width:'. 2*$n.'px; height:' . sin(deg2rad(60))*2*$n . 'px;

                                    position:absolute; top:'.$posY.'px;left:'.$posX.'px;

                                    background-image: url("'. $this->_Hexagone($n) .'");

                                    border:1px solid black;

                                    ">'.$x.':'.$y.'</div>';

            }