/common/libraries/plugin/html2pdf/styleHTML.class.php

<?php

/**

 * Logiciel : HTML2PDF - classe styleHTML

 * 

 * Convertisseur HTML => PDF, utilise TCPDF 

 * Distribu� sous la licence LGPL. 

 *

 * @author		Laurent MINGUET <webmaster@html2pdf.fr>

 * @version		4.00

 */



class styleHTML

{

    protected $pdf = null; // r�f�rence au PDF parent

    protected $htmlColor = array(); // liste des couleurs HTML

    protected $onlyLeft = false; // indique si on est dans un sous HTML et qu'on bloque � gauche

    protected $defaultFont = null; // fonte par d�faut si la fonte demand�e n'existe pas

    



    public $value = array(); // valeurs actuelles

    public $css = array(); // tableau des CSS

    public $css_keys = array(); // tableau des clefs CSS, pour l'ordre d'execution

    public $table = array(); // tableau d'empilement pour historisation des niveaux



    

    /**

     * Constructeur

     *

     * @param	&pdf		r�f�rence � l'objet HTML2PDF parent

     * @return	null

     */

    public function __construct(&$pdf)

    {

        $this->init(); // initialisation

        $this->setPdfParent($pdf);

    }



    public function setPdfParent(&$pdf)

    {

        $this->pdf = &$pdf;

    }



    public function setOnlyLeft()

    {

        $this->value['text-align'] = 'left';

        $this->onlyLeft = true;

    }



    public function getOldValues()

    {

        return isset($this->table[count($this->table) - 1]) ? $this->table[count($this->table) - 1] : $this->value;

    }



    /**

     * d�finit la fonte par d�faut si aucun fonte n'est sp�cifi�e, ou si la fonte demand�e n'existe pas

     *

     * @param	string	nom de la fonte par defaut. si null : Arial pour fonte non sp�cifi�e, et erreur pour fonte non existante 

     * @return	string	nom de l'ancienne fonte par defaut

     */

    public function setDefaultFont($default = null)

    {

        $old = $this->defaultFont;

        $this->defaultFont = $default;

        if ($default)

            $this->value['font-family'] = $default;

        return $old;

    }



    /**

     * Initialisation du style

     *

     * @return	null

     */

    protected function init()

    {

        $color = array();

        $color['AliceBlue'] = '#F0F8FF';

        $color['AntiqueWhite'] = '#FAEBD7';

        $color['Aqua'] = '#00FFFF';

        $color['Aquamarine'] = '#7FFFD4';

        $color['Azure'] = '#F0FFFF';

        $color['Beige'] = '#F5F5DC';

        $color['Bisque'] = '#FFE4C4';

        $color['Black'] = '#000000';

        $color['BlanchedAlmond'] = '#FFEBCD';

        $color['Blue'] = '#0000FF';

        $color['BlueViolet'] = '#8A2BE2';

        $color['Brown'] = '#A52A2A';

        $color['BurlyWood'] = '#DEB887';

        $color['CadetBlue'] = '#5F9EA0';

        $color['Chartreuse'] = '#7FFF00';

        $color['Chocolate'] = '#D2691E';

        $color['Coral'] = '#FF7F50';

        $color['CornflowerBlue'] = '#6495ED';

        $color['Cornsilk'] = '#FFF8DC';

        $color['Crimson'] = '#DC143C';

        $color['Cyan'] = '#00FFFF';

        $color['DarkBlue'] = '#00008B';

        $color['DarkCyan'] = '#008B8B';

        $color['DarkGoldenRod'] = '#B8860B';

        $color['DarkGray'] = '#A9A9A9';

        $color['DarkGrey'] = '#A9A9A9';

        $color['DarkGreen'] = '#006400';

        $color['DarkKhaki'] = '#BDB76B';

        $color['DarkMagenta'] = '#8B008B';

        $color['DarkOliveGreen'] = '#556B2F';

        $color['Darkorange'] = '#FF8C00';

        $color['DarkOrchid'] = '#9932CC';

        $color['DarkRed'] = '#8B0000';

        $color['DarkSalmon'] = '#E9967A';

        $color['DarkSeaGreen'] = '#8FBC8F';

        $color['DarkSlateBlue'] = '#483D8B';

        $color['DarkSlateGray'] = '#2F4F4F';

        $color['DarkSlateGrey'] = '#2F4F4F';

        $color['DarkTurquoise'] = '#00CED1';

        $color['DarkViolet'] = '#9400D3';

        $color['DeepPink'] = '#FF1493';

        $color['DeepSkyBlue'] = '#00BFFF';

        $color['DimGray'] = '#696969';

        $color['DimGrey'] = '#696969';

        $color['DodgerBlue'] = '#1E90FF';

        $color['FireBrick'] = '#B22222';

        $color['FloralWhite'] = '#FFFAF0';

        $color['ForestGreen'] = '#228B22';

        $color['Fuchsia'] = '#FF00FF';

        $color['Gainsboro'] = '#DCDCDC';

        $color['GhostWhite'] = '#F8F8FF';

        $color['Gold'] = '#FFD700';

        $color['GoldenRod'] = '#DAA520';

        $color['Gray'] = '#808080';

        $color['Grey'] = '#808080';

        $color['Green'] = '#008000';

        $color['GreenYellow'] = '#ADFF2F';

        $color['HoneyDew'] = '#F0FFF0';

        $color['HotPink'] = '#FF69B4';

        $color['IndianRed'] = '#CD5C5C';

        $color['Indigo'] = '#4B0082';

        $color['Ivory'] = '#FFFFF0';

        $color['Khaki'] = '#F0E68C';

        $color['Lavender'] = '#E6E6FA';

        $color['LavenderBlush'] = '#FFF0F5';

        $color['LawnGreen'] = '#7CFC00';

        $color['LemonChiffon'] = '#FFFACD';

        $color['LightBlue'] = '#ADD8E6';

        $color['LightCoral'] = '#F08080';

        $color['LightCyan'] = '#E0FFFF';

        $color['LightGoldenRodYellow'] = '#FAFAD2';

        $color['LightGray'] = '#D3D3D3';

        $color['LightGrey'] = '#D3D3D3';

        $color['LightGreen'] = '#90EE90';

        $color['LightPink'] = '#FFB6C1';

        $color['LightSalmon'] = '#FFA07A';

        $color['LightSeaGreen'] = '#20B2AA';

        $color['LightSkyBlue'] = '#87CEFA';

        $color['LightSlateGray'] = '#778899';

        $color['LightSlateGrey'] = '#778899';

        $color['LightSteelBlue'] = '#B0C4DE';

        $color['LightYellow'] = '#FFFFE0';

        $color['Lime'] = '#00FF00';

        $color['LimeGreen'] = '#32CD32';

        $color['Linen'] = '#FAF0E6';

        $color['Magenta'] = '#FF00FF';

        $color['Maroon'] = '#800000';

        $color['MediumAquaMarine'] = '#66CDAA';

        $color['MediumBlue'] = '#0000CD';

        $color['MediumOrchid'] = '#BA55D3';

        $color['MediumPurple'] = '#9370D8';

        $color['MediumSeaGreen'] = '#3CB371';

        $color['MediumSlateBlue'] = '#7B68EE';

        $color['MediumSpringGreen'] = '#00FA9A';

        $color['MediumTurquoise'] = '#48D1CC';

        $color['MediumVioletRed'] = '#C71585';

        $color['MidnightBlue'] = '#191970';

        $color['MintCream'] = '#F5FFFA';

        $color['MistyRose'] = '#FFE4E1';

        $color['Moccasin'] = '#FFE4B5';

        $color['NavajoWhite'] = '#FFDEAD';

        $color['Navy'] = '#000080';

        $color['OldLace'] = '#FDF5E6';

        $color['Olive'] = '#808000';

        $color['OliveDrab'] = '#6B8E23';

        $color['Orange'] = '#FFA500';

        $color['OrangeRed'] = '#FF4500';

        $color['Orchid'] = '#DA70D6';

        $color['PaleGoldenRod'] = '#EEE8AA';

        $color['PaleGreen'] = '#98FB98';

        $color['PaleTurquoise'] = '#AFEEEE';

        $color['PaleVioletRed'] = '#D87093';

        $color['PapayaWhip'] = '#FFEFD5';

        $color['PeachPuff'] = '#FFDAB9';

        $color['Peru'] = '#CD853F';

        $color['Pink'] = '#FFC0CB';

        $color['Plum'] = '#DDA0DD';

        $color['PowderBlue'] = '#B0E0E6';

        $color['Purple'] = '#800080';

        $color['Red'] = '#FF0000';

        $color['RosyBrown'] = '#BC8F8F';

        $color['RoyalBlue'] = '#4169E1';

        $color['SaddleBrown'] = '#8B4513';

        $color['Salmon'] = '#FA8072';

        $color['SandyBrown'] = '#F4A460';

        $color['SeaGreen'] = '#2E8B57';

        $color['SeaShell'] = '#FFF5EE';

        $color['Sienna'] = '#A0522D';

        $color['Silver'] = '#C0C0C0';

        $color['SkyBlue'] = '#87CEEB';

        $color['SlateBlue'] = '#6A5ACD';

        $color['SlateGray'] = '#708090';

        $color['SlateGrey'] = '#708090';

        $color['Snow'] = '#FFFAFA';

        $color['SpringGreen'] = '#00FF7F';

        $color['SteelBlue'] = '#4682B4';

        $color['Tan'] = '#D2B48C';

        $color['Teal'] = '#008080';

        $color['Thistle'] = '#D8BFD8';

        $color['Tomato'] = '#FF6347';

        $color['Turquoise'] = '#40E0D0';

        $color['Violet'] = '#EE82EE';

        $color['Wheat'] = '#F5DEB3';

        $color['White'] = '#FFFFFF';

        $color['WhiteSmoke'] = '#F5F5F5';

        $color['Yellow'] = '#FFFF00';

        $color['YellowGreen'] = '#9ACD32';

        

        $this->htmlColor = array();

        foreach ($color as $key => $val)

            $this->htmlColor[strtolower($key)] = $val;

        unset($color);

        

        $this->table = array();

        

        $this->value = array();

        $this->initStyle();

        

        // initialisation des styles sans h�ritages

        $this->resetStyle();

    }



    public function initStyle()

    {

        $this->value['id_balise'] = 'body'; // balise

        $this->value['id_name'] = null; // name

        $this->value['id_id'] = null; // id

        $this->value['id_class'] = null; // class

        $this->value['id_lst'] = array('*'); // lst de dependance

        $this->value['mini-size'] = 1.; // rapport de taille	sp�cifique aux sup, sub

        $this->value['mini-decal'] = 0; // rapport de position	sp�cifique aux sup, sub

        $this->value['font-family'] = 'Arial';

        $this->value['font-bold'] = false;

        $this->value['font-italic'] = false;

        $this->value['font-underline'] = false;

        $this->value['font-overline'] = false;

        $this->value['font-linethrough'] = false;

        $this->value['text-transform'] = 'none';

        $this->value['font-size'] = $this->ConvertToMM('10pt');

        $this->value['text-indent'] = 0;

        $this->value['text-align'] = 'left';

        $this->value['vertical-align'] = 'middle';

        $this->value['line-height'] = 'normal';

        

        $this->value['position'] = null;

        $this->value['x'] = null;

        $this->value['y'] = null;

        $this->value['width'] = 0;

        $this->value['height'] = 0;

        $this->value['top'] = null;

        $this->value['right'] = null;

        $this->value['bottom'] = null;

        $this->value['left'] = null;

        $this->value['float'] = null;

        $this->value['display'] = null;

        $this->value['rotate'] = null;

        $this->value['overflow'] = 'visible';

        

        $this->value['color'] = array(0, 0, 0);

        $this->value['background'] = array('color' => null, 'image' => null, 'position' => null, 'repeat' => null);

        $this->value['border'] = array();

        $this->value['padding'] = array();

        $this->value['margin'] = array();

        $this->value['margin-auto'] = false;

        

        $this->value['list-style-type'] = '';

        $this->value['list-style-image'] = '';

        

        $this->value['xc'] = null;

        $this->value['yc'] = null;

    }



    /**

     * Initialisation des styles sans h�ritages

     *

     * @param	string	balise HTML

     * @return	null

     */

    public function resetStyle($balise = '')

    {

        $collapse = isset($this->value['border']['collapse']) ? $this->value['border']['collapse'] : false;

        if (! in_array($balise, array('tr', 'td', 'th', 'thead', 'tbody', 'tfoot')))

            $collapse = false;

        

        $this->value['position'] = null;

        $this->value['x'] = null;

        $this->value['y'] = null;

        $this->value['width'] = 0;

        $this->value['height'] = 0;

        $this->value['top'] = null;

        $this->value['right'] = null;

        $this->value['bottom'] = null;

        $this->value['left'] = null;

        $this->value['float'] = null;

        $this->value['display'] = null;

        $this->value['rotate'] = null;

        $this->value['overflow'] = 'visible';

        $this->value['background'] = array('color' => null, 'image' => null, 'position' => null, 'repeat' => null);

        $this->value['border'] = array('t' => $this->readBorder('none'), 'r' => $this->readBorder('none'), 

                'b' => $this->readBorder('none'), 'l' => $this->readBorder('none'), 

                'radius' => array('tl' => array(0, 0), 'tr' => array(0, 0), 'br' => array(0, 0), 'bl' => array(0, 0)), 

                'collapse' => $collapse);

        

        if (! in_array($balise, array('h1', 'h2', 'h3', 'h4', 'h5', 'h6')))

            $this->value['margin'] = array('t' => 0, 'r' => 0, 'b' => 0, 'l' => 0);

        

        if ($balise == 'p')

        {

            $this->value['margin']['t'] = null;

            $this->value['margin']['b'] = null;

        }

        $this->value['margin-auto'] = false;

        

        if (in_array($balise, array('div')))

            $this->value['vertical-align'] = 'top';

        

        if (in_array($balise, array('ul', 'li')))

        {

            $this->value['list-style-type'] = '';

            $this->value['list-style-image'] = '';

        }

        

        if (! in_array($balise, array('tr', 'td')))

        {

            $this->value['padding'] = array('t' => 0, 'r' => 0, 'b' => 0, 'l' => 0);

        }

        else

        {

            $this->value['padding'] = array('t' => $this->ConvertToMM('1px'), 'r' => $this->ConvertToMM('1px'), 

                    'b' => $this->ConvertToMM('1px'), 'l' => $this->ConvertToMM('1px'));

        }

        

        if ($balise == 'hr')

        {

            $this->value['border'] = array('t' => $this->readBorder('solid 1px #000000'), 

                    'r' => $this->readBorder('solid 1px #000000'), 'b' => $this->readBorder('solid 1px #000000'), 

                    'l' => $this->readBorder('solid 1px #000000'), 

                    'radius' => array('tl' => array(0, 0), 'tr' => array(0, 0), 'br' => array(0, 0), 

                            'bl' => array(0, 0)), 'collapse' => false);

            $this->ConvertBackground('#FFFFFF', $this->value['background']);

        }

        

        $this->value['xc'] = null;

        $this->value['yc'] = null;

    }



    /**

     * Initialisation de la font PDF

     *

     * @return	null

     */

    public function FontSet()

    {

        $family = strtolower($this->value['font-family']);

        

        $b = ($this->value['font-bold'] ? 'B' : '');

        $i = ($this->value['font-italic'] ? 'I' : '');

        $u = ($this->value['font-underline'] ? 'U' : '');

        $d = ($this->value['font-linethrough'] ? 'D' : '');

        

        if ($this->defaultFont)

        {

            $style = $b . $i;

            if ($family == 'arial')

                $family = 'helvetica';

            elseif ($family == 'symbol' || $family == 'zapfdingbats')

                $style = '';

            

            $fontkey = $family . $style;

            if (! $this->pdf->isLoadedFont($fontkey))

                $family = $this->defaultFont;

        }

        

        if ($family == 'arial')

            $family = 'helvetica';

        elseif ($family == 'symbol' || $family == 'zapfdingbats')

            $style = '';

        

     // taille en mm, � ramener en pt

        $size = $this->value['font-size'];

        $size = 72 * $size / 25.4;

        

        $this->pdf->setOverline($this->value['font-overline']);

        

        // application de la fonte 

        $this->pdf->SetFont($family, $b . $i . $u . $d, $this->value['mini-size'] * $size);

        $this->pdf->setTextColorArray($this->value['color']);

        if ($this->value['background']['color'])

            $this->pdf->setFillColorArray($this->value['background']['color']);

        else

            $this->pdf->setFillColor(255);

    }



    /**

     * Monter d'un niveau dans l'historisation

     *

     * @return	null

     */

    public function save()

    {

        $this->table[count($this->table)] = $this->value;

    }



    /**

     * Descendre d'un niveau dans l'historisation

     *

     * @return	null

     */

    public function load()

    {

        if (count($this->table))

        {

            $this->value = $this->table[count($this->table) - 1];

            unset($this->table[count($this->table) - 1]);

        }

    }



    public function restorePosition()

    {

        if ($this->value['y'] == $this->pdf->getY())

            $this->pdf->setY($this->value['yc'], false);

    }



    public function setPosition()

    {

        $current_x = $this->pdf->getX();

        $current_y = $this->pdf->getY();

        $this->value['xc'] = $current_x;

        $this->value['yc'] = $current_y;

        

        if ($this->value['position'] == 'relative' || $this->value['position'] == 'absolute')

        {

            if ($this->value['right'] !== null)

            {

                $x = $this->getLastWidth(true) - $this->value['right'] - $this->value['width'];

                if ($this->value['margin']['r'])

                    $x -= $this->value['margin']['r'];

            }

            else

            {

                $x = $this->value['left'];

                if ($this->value['margin']['l'])

                    $x += $this->value['margin']['l'];

            }

            

            if ($this->value['bottom'] !== null)

            {

                $y = $this->getLastHeight(true) - $this->value['bottom'] - $this->value['height'];

                if ($this->value['margin']['b'])

                    $y -= $this->value['margin']['b'];

            }

            else

            {

                $y = $this->value['top'];

                if ($this->value['margin']['t'])

                    $y += $this->value['margin']['t'];

            }

            

            if ($this->value['position'] == 'relative')

            {

                $this->value['x'] = $current_x + $x;

                $this->value['y'] = $current_y + $y;

            }

            else

            {

                $this->value['x'] = $this->getLastAbsoluteX() + $x;

                $this->value['y'] = $this->getLastAbsoluteY() + $y;

            }

        }

        else

        {

            $this->value['x'] = $current_x;

            $this->value['y'] = $current_y;

            if ($this->value['margin']['l'])

                $this->value['x'] += $this->value['margin']['l'];

            if ($this->value['margin']['t'])

                $this->value['y'] += $this->value['margin']['t'];

        }

        

        $this->pdf->setXY($this->value['x'], $this->value['y']);

    }



    /**

     * Analyse un tableau de style provenant du parseurHTML

     *

     * @param	string	nom de la balise

     * @param	array	tableau de style

     * @return	null

     */

    

    public function getSvgStyle($balise, &$param)

    {

        // preparation

        $balise = strtolower($balise);

        $id = isset($param['id']) ? strtolower(trim($param['id'])) : null;

        if (! $id)

            $id = null;

        $name = isset($param['name']) ? strtolower(trim($param['name'])) : null;

        if (! $name)

            $name = null;

        

     // lecture de la propriete classe

        $class = array();

        $tmp = isset($param['class']) ? strtolower(trim($param['class'])) : '';

        $tmp = explode(' ', $tmp);

        foreach ($tmp as $k => $v)

        {

            $v = trim($v);

            if ($v)

                $class[] = $v;

        }

        

        // identification de la balise et des styles direct qui pourraient lui �tre appliqu�s

        $this->value['id_balise'] = $balise;

        $this->value['id_name'] = $name;

        $this->value['id_id'] = $id;

        $this->value['id_class'] = $class;

        $this->value['id_lst'] = array();

        $this->value['id_lst'][] = '*';

        $this->value['id_lst'][] = $balise;

        if (! isset($this->value['svg']))

        {

            $this->value['svg'] = array('stroke' => null, 'stroke-width' => $this->ConvertToMM('1pt'), 'fill' => null, 

                    'fill-opacity' => null);

        }

        

        if (count($class))

        {

            foreach ($class as $v)

            {

                $this->value['id_lst'][] = '*.' . $v;

                $this->value['id_lst'][] = '.' . $v;

                $this->value['id_lst'][] = $balise . '.' . $v;

            }

        }

        if ($id)

        {

            $this->value['id_lst'][] = '*#' . $id;

            $this->value['id_lst'][] = '#' . $id;

            $this->value['id_lst'][] = $balise . '#' . $id;

        }

        

        // style CSS

        $styles = $this->getFromCSS();

        

        // on ajoute le style propre � la balise

        $styles = array_merge($styles, $param['style']);

        

        if (isset($styles['stroke']))

            $this->value['svg']['stroke'] = $this->ConvertToColor($styles['stroke'], $res);

        if (isset($styles['stroke-width']))

            $this->value['svg']['stroke-width'] = $this->ConvertToMM($styles['stroke-width']);

        if (isset($styles['fill']))

            $this->value['svg']['fill'] = $this->ConvertToColor($styles['fill'], $res);

        if (isset($styles['fill-opacity']))

            $this->value['svg']['fill-opacity'] = 1. * $styles['fill-opacity'];

        

        return $this->value['svg'];

    }



    /**

     * Analyse un tableau de style provenant du parseurHTML

     *

     * @param	string	nom de la balise

     * @param	array	tableau de style

     * @param	array	tableau initialisant des styles

     * @return	null

     */

    public function analyse($balise, &$param, $heritage = null)

    {

        // preparation

        $balise = strtolower($balise);

        $id = isset($param['id']) ? strtolower(trim($param['id'])) : null;

        if (! $id)

            $id = null;

        $name = isset($param['name']) ? strtolower(trim($param['name'])) : null;

        if (! $name)

            $name = null;

        

     // lecture de la propriete classe

        $class = array();

        $tmp = isset($param['class']) ? strtolower(trim($param['class'])) : '';

        $tmp = explode(' ', $tmp);

        foreach ($tmp as $k => $v)

        {

            $v = trim($v);

            if ($v)

                $class[] = $v;

        }

        

        // identification de la balise et des styles direct qui pourraient lui �tre appliqu�s

        $this->value['id_balise'] = $balise;

        $this->value['id_name'] = $name;

        $this->value['id_id'] = $id;

        $this->value['id_class'] = $class;

        $this->value['id_lst'] = array();

        $this->value['id_lst'][] = '*';

        $this->value['id_lst'][] = $balise;

        if (count($class))

        {

            foreach ($class as $v)

            {

                $this->value['id_lst'][] = '*.' . $v;

                $this->value['id_lst'][] = '.' . $v;

                $this->value['id_lst'][] = $balise . '.' . $v;

            }

        }

        if ($id)

        {

            $this->value['id_lst'][] = '*#' . $id;

            $this->value['id_lst'][] = '#' . $id;

            $this->value['id_lst'][] = $balise . '#' . $id;

        }

        

        // style CSS

        $styles = $this->getFromCSS();

        

        // on ajoute le style propre � la balise

        $styles = array_merge($styles, $param['style']);

        if (isset($param['allwidth']) && ! isset($styles['width']))

            $styles['width'] = '100%';

        

     // mise � zero des styles non h�rit�s

        $this->resetStyle($balise);

        if ($heritage)

        {

            foreach ($heritage as $he_nom => $he_val)

            {

                if (is_array($he_val))

                {

                    foreach ($he_val as $he2_nom => $he2_val)

                        $this->value[$he_nom][$he2_nom] = $he2_val;

                }

                else

                    $this->value[$he_nom] = $he_val;

            }

        }

        

        // interpreration des nouvelles valeurs

        $correct_width = false;

        $no_width = true;

        

        foreach ($styles as $nom => $val)

        {

            switch ($nom)

            {

                case 'font-family' :

                    $val = explode(',', $val);

                    $val = trim($val[0]);

                    

                    if ($val)

                        $this->value['font-family'] = $val;

                    break;

                

                case 'font-weight' :

                    $this->value['font-bold'] = ($val == 'bold');

                    break;

                

                case 'font-style' :

                    $this->value['font-italic'] = ($val == 'italic');

                    break;

                

                case 'text-decoration' :

                    $val = explode(' ', $val);

                    $this->value['font-underline'] = (in_array('underline', $val));

                    $this->value['font-overline'] = (in_array('overline', $val));

                    $this->value['font-linethrough'] = (in_array('line-through', $val));

                    break;

                

                case 'text-indent' :

                    $this->value['text-indent'] = $this->ConvertToMM($val);

                    break;

                

                case 'text-transform' :

                    if (! in_array($val, array('none', 'capitalize', 'uppercase', 'lowercase')))

                        $val = 'none';

                    $this->value['text-transform'] = $val;

                    break;

                

                case 'font-size' :

                    $val = $this->ConvertToMM($val, $this->value['font-size']);

                    if ($val)

                        $this->value['font-size'] = $val;

                    break;

                

                case 'color' :

                    $res = null;

                    $this->value['color'] = $this->ConvertToColor($val, $res);

                    

                    if ($balise == 'hr')

                    {

                        $this->value['border']['l']['color'] = $this->value['color'];

                        $this->value['border']['t']['color'] = $this->value['color'];

                        $this->value['border']['r']['color'] = $this->value['color'];

                        $this->value['border']['b']['color'] = $this->value['color'];

                    }

                    break;

                

                case 'text-align' :

                    $val = strtolower($val);

                    if (! in_array($val, array('left', 'right', 'center', 'justify', 'li_right')))

                        $val = 'left';

                    $this->value['text-align'] = $val;

                    break;

                

                case 'vertical-align' :

                    $this->value['vertical-align'] = $val;

                    break;

                

                case 'width' :

                    $this->value['width'] = $this->ConvertToMM($val, $this->getLastWidth());

                    if ($this->value['width'] && substr($val, - 1) == '%')

                        $correct_width = true;

                    $no_width = false;

                    break;

                

                case 'height' :

                    $this->value['height'] = $this->ConvertToMM($val, $this->getLastHeight());

                    break;

                

                case 'line-height' :

                    if (preg_match('/^[0-9\.]+$/isU', $val))

                        $val = floor($val * 100) . '%';

                    $this->value['line-height'] = $val;

                    break;

                

                case 'rotate' :

                    if (! in_array($val, array(0, - 90, 90, 180, 270, - 180, - 270)))

                        $val = null;

                    if ($val < 0)

                        $val += 360;

                    $this->value['rotate'] = $val;

                    break;

                

                case 'overflow' :

                    if (! in_array($val, array('visible', 'hidden')))

                        $val = 'visible';

                    $this->value['overflow'] = $val;

                    break;

                

                case 'padding' :

                    $val = explode(' ', $val);

                    foreach ($val as $k => $v)

                    {

                        $v = trim($v);

                        if ($v != '')

                            $val[$k] = $v;

                        else

                            unset($val[$k]);

                    }

                    $val = array_values($val);

                    if (count($val) != 4)

                    {

                        $val = $this->ConvertToMM($val[0], 0);

                        $this->value['padding']['t'] = $val;

                        $this->value['padding']['r'] = $val;

                        $this->value['padding']['b'] = $val;

                        $this->value['padding']['l'] = $val;

                    }

                    else

                    {

                        $this->value['padding']['t'] = $this->ConvertToMM($val[0], 0);

                        $this->value['padding']['r'] = $this->ConvertToMM($val[1], 0);

                        $this->value['padding']['b'] = $this->ConvertToMM($val[2], 0);

                        $this->value['padding']['l'] = $this->ConvertToMM($val[3], 0);

                    }

                    break;

                

                case 'padding-top' :

                    $this->value['padding']['t'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'padding-right' :

                    $this->value['padding']['r'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'padding-bottom' :

                    $this->value['padding']['b'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'padding-left' :

                    $this->value['padding']['l'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'margin' :

                    if ($val == 'auto')

                    {

                        $this->value['margin-auto'] = true;

                        break;

                    }

                    $val = explode(' ', $val);

                    foreach ($val as $k => $v)

                    {

                        $v = trim($v);

                        if ($v != '')

                            $val[$k] = $v;

                        else

                            unset($val[$k]);

                    }

                    $val = array_values($val);

                    if (count($val) != 4)

                    {

                        $val = $this->ConvertToMM($val[0], 0);

                        $this->value['margin']['t'] = $val;

                        $this->value['margin']['r'] = $val;

                        $this->value['margin']['b'] = $val;

                        $this->value['margin']['l'] = $val;

                    }

                    else

                    {

                        $this->value['margin']['t'] = $this->ConvertToMM($val[0], 0);

                        $this->value['margin']['r'] = $this->ConvertToMM($val[1], 0);

                        $this->value['margin']['b'] = $this->ConvertToMM($val[2], 0);

                        $this->value['margin']['l'] = $this->ConvertToMM($val[3], 0);

                    }

                    break;

                

                case 'margin-top' :

                    $this->value['margin']['t'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'margin-right' :

                    $this->value['margin']['r'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'margin-bottom' :

                    $this->value['margin']['b'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'margin-left' :

                    $this->value['margin']['l'] = $this->ConvertToMM($val, 0);

                    break;

                

                case 'border' :

                    $val = $this->readBorder($val);

                    $this->value['border']['t'] = $val;

                    $this->value['border']['r'] = $val;

                    $this->value['border']['b'] = $val;

                    $this->value['border']['l'] = $val;

                    break;

                

                case 'border-style' :

                    $val = explode(' ', $val);

                    foreach ($val as $val_k => $val_v)

                        if (! in_array($val_v, array('solid', 'dotted', 'dashed')))

                            $val[$val_k] = null;

                    $this->duplicateBorder($val);

                    

                    if ($val[0])

                        $this->value['border']['t']['type'] = $val[0];

                    if ($val[1])

                        $this->value['border']['r']['type'] = $val[1];

                    if ($val[2])

                        $this->value['border']['b']['type'] = $val[2];

                    if ($val[3])

                        $this->value['border']['l']['type'] = $val[3];

                    break;

                

                case 'border-top-style' :

                    if (in_array($val, array('solid', 'dotted', 'dashed')))

                        $this->value['border']['t']['type'] = $val;

                    break;

                

                case 'border-right-style' :

                    if (in_array($val, array('solid', 'dotted', 'dashed')))

                        $this->value['border']['r']['type'] = $val;

                    break;

                

                case 'border-bottom-style' :

                    if (in_array($val, array('solid', 'dotted', 'dashed')))

                        $this->value['border']['b']['type'] = $val;

                    break;

                

                case 'border-left-style' :

                    if (in_array($val, array('solid', 'dotted', 'dashed')))

                        $this->value['border']['l']['type'] = $val;

                    break;

                

                case 'border-color' :

                    $res = false;

                    $val = preg_replace('/,[\s]+/', ',', $val);

                    $val = explode(' ', $val);

                    

                    foreach ($val as $val_k => $val_v)

                    {

                        $val[$val_k] = $this->ConvertToColor($val_v, $res);

                        if (! $res)

                            $val[$val_k] = null;

                    }

                    $this->duplicateBorder($val);

                    

                    if (is_array($val[0]))

                        $this->value['border']['t']['color'] = $val[0];

                    if (is_array($val[1]))

                        $this->value['border']['r']['color'] = $val[1];

                    if (is_array($val[2]))

                        $this->value['border']['b']['color'] = $val[2];

                    if (is_array($val[3]))

                        $this->value['border']['l']['color'] = $val[3];

                    

                    break;

                

                case 'border-top-color' :

                    $res = false;

                    $val = $this->ConvertToColor($val, $res);

                    if ($res)

                        $this->value['border']['t']['color'] = $val;

                    break;

                

                case 'border-right-color' :

                    $res = false;

                    $val = $this->ConvertToColor($val, $res);

                    if ($res)

                        $this->value['border']['r']['color'] = $val;

                    break;

                

                case 'border-bottom-color' :

                    $res = false;

                    $val = $this->ConvertToColor($val, $res);

                    if ($res)

                        $this->value['border']['b']['color'] = $val;

                    break;

                

                case 'border-left-color' :

                    $res = false;

                    $val = $this->ConvertToColor($val, $res);

                    if ($res)

                        $this->value['border']['l']['color'] = $val;

                    break;

                

                case 'border-width' :

                    $val = explode(' ', $val);

                    foreach ($val as $val_k => $val_v)

                    {

                        $val[$val_k] = $this->ConvertToMM($val_v, 0);

                    }

                    $this->duplicateBorder($val);

                    

                    if ($val[0])

                        $this->value['border']['t']['width'] = $val[0];

                    if ($val[1])

                        $this->value['border']['r']['width'] = $val[1];

                    if ($val[2])

                        $this->value['border']['b']['width'] = $val[2];

                    if ($val[3])

                        $this->value['border']['l']['width'] = $val[3];

                    break;

                

                case 'border-top-width' :

                    $val = $this->ConvertToMM($val, 0);

                    ;

                    if ($val)

                        $this->value['border']['t']['width'] = $val;

                    break;

                

                case 'border-right-width' :

                    $val = $this->ConvertToMM($val, 0);

                    ;

                    if ($val)

                        $this->value['border']['r']['width'] = $val;

                    break;

                

                case 'border-bottom-width' :

                    $val = $this->ConvertToMM($val, 0);

                    ;

                    if ($val)

                        $this->value['border']['b']['width'] = $val;

                    break;

                

                case 'border-left-width' :

                    $val = $this->ConvertToMM($val, 0);

                    ;

                    if ($val)

                        $this->value['border']['l']['width'] = $val;

                    break;

                

                case 'border-collapse' :

                    if ($balise == 'table')

                        $this->value['border']['collapse'] = ($val == 'collapse');

                    break;

                

                case 'border-radius' :

                    $val = explode('/', $val);

                    if (count($val) > 2)

                        break;

                    

                    $val_h = $this->ConvertToRadius(trim($val[0]));

                    if (count($val_h) < 1 || count($val_h) > 4)

                        break;

                    if (! isset($val_h[1]))

                        $val_h[1] = $val_h[0];

                    if (! isset($val_h[2]))

                        $val_h = array($val_h[0], $val_h[0], $val_h[1], $val_h[1]);

                    if (! isset($val_h[3]))

                        $val_h[3] = $val_h[1];

                    

                    if (isset($val[1]))

                    {

                        $val_v = $this->ConvertToRadius(trim($val[1]));

                        if (count($val_v) < 1 || count($val_v) > 4)

                            break;

                        if (! isset($val_v[1]))

                            $val_v[1] = $val_v[0];

                        if (! isset($val_v[2]))

                            $val_v = array($val_v[0], $val_v[0], $val_v[1], $val_v[1]);

                        if (! isset($val_v[3]))

                            $val_v[3] = $val_v[1];

                    }

                    else

                        $val_v = $val_h;

                    

                    $this->value['border']['radius'] = array('tl' => array($val_h[0], $val_v[0]), 

                            'tr' => array($val_h[1], $val_v[1]), 'br' => array($val_h[2], $val_v[2]), 

                            'bl' => array($val_h[3], $val_v[3]));

                    break;

                

                case 'border-top-left-radius' :

                    $val = $this->ConvertToRadius($val);

                    if (count($val) < 1 || count($val) > 2)

                        break;

                    $this->value['border']['radius']['tl'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);

                    break;

                

                case 'border-top-right-radius' :

                    $val = $this->ConvertToRadius($val);

                    if (count($val) < 1 || count($val) > 2)

                        break;

                    $this->value['border']['radius']['tr'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);

                    break;

                

                case 'border-bottom-right-radius' :

                    $val = $this->ConvertToRadius($val);

                    if (count($val) < 1 || count($val) > 2)

                        break;

                    $this->value['border']['radius']['br'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);

                    break;

                

                case 'border-bottom-left-radius' :

                    $val = $this->ConvertToRadius($val);

                    if (count($val) < 1 || count($val) > 2)

                        break;

                    $this->value['border']['radius']['bl'] = array($val[0], isset($val[1]) ? $val[1] : $val[0]);

                    break;

                

                case 'border-top' :

                    $this->value['border']['t'] = $this->readBorder($val);

                    break;

                

                case 'border-right' :

                    $this->value['border']['r'] = $this->readBorder($val);

                    break;

                

                case 'border-bottom' :

                    $this->value['border']['b'] = $this->readBorder($val);

                    break;

                

                case 'border-left' :

                    $this->value['border']['l'] = $this->readBorder($val);

                    break;

                

                case 'background-color' :

                    $this->value['background']['color'] = $this->ConvertBackgroundColor($val);

                    break;

                

                case 'background-image' :

                    $this->value['background']['image'] = $this->ConvertBackgroundImage($val);

                    break;

                

                case 'background-position' :

                    $res = null;

                    $this->value['background']['position'] = $this->ConvertBackgroundPosition($val, $res);

                    break;

                

                case 'background-repeat' :

                    $this->value['background']['repeat'] = $this->ConvertBackgroundRepeat($val);

                    break;

                

                case 'background' :

                    $this->ConvertBackground($val, $this->value['background']);

                    break;

                

                case 'position' :

                    if ($val == 'absolute')

                        $this->value['position'] = 'absolute';

                    else 

                        if ($val == 'relative')

                            $this->value['position'] = 'relative';

                        else

                            $this->value['position'] = null;

                    break;

                

                case 'float' :

                    if ($val == 'left')

                        $this->value['float'] = 'left';

                    else 

                        if ($val == 'right')

                            $this->value['float'] = 'right';

                        else

                            $this->value['float'] = null;

                    break;

                

                case 'display' :

                    if ($val == 'inline')

                        $this->value['display'] = 'inline';

                    else 

                        if ($val == 'block')

                            $this->value['display'] = 'block';

                        else 

                            if ($val == 'none')

                                $this->value['display'] = 'none';

                            else

                                $this->value['display'] = null;

                    break;

                

                case 'top' :

                case 'bottom' :

                case 'left' :

                case 'right' :

                    $this->value[$nom] = $val;

                    break;

                

                case 'list-style' :

                case 'list-style-type' :

                case 'list-style-image' :

                    if ($nom == 'list-style')

                        $nom = 'list-style-type';

                    $this->value[$nom] = $val;

                    break;

                

                default :

                    break;

            }

        }

        

        if ($this->value['margin']['t'] === null)

            $this->value['margin']['t'] = $this->value['font-size'];

        if ($this->value['margin']['b'] === null)

            $this->value['margin']['b'] = $this->value['font-size'];

        

        if ($this->onlyLeft)

            $this->value['text-align'] = 'left';

        

     // correction de la largeur pour correspondre au mod�le de boite quick

        if ($no_width && in_array($balise, array('div')) && $this->value['position'] != 'absolute')

        {

            $this->value['width'] = $this->getLastWidth();

            $this->value['width'] -= $this->value['margin']['l'] + $this->value['margin']['r'];

        }

        else

        {

            if ($correct_width)

            {

                if (! in_array($balise, array('table', 'div', 'hr')))

                {

                    $this->value['width'] -= $this->value['padding']['l'] + $this->value['padding']['r'];

                    $this->value['width'] -= $this->value['border']['l']['width'] + $this->value['border']['r']['width'];

                }

                if (in_array($balise, array('th', 'td')))

                {

                    $this->value['width'] -= $this->ConvertToMM(isset($param['cellspacing']) ? $param['cellspacing'] : '2px');

                }

                if ($this->value['width'] < 0)

                    $this->value['width'] = 0;

            }

            else

            {

                if ($this->value['width'])

                {

                    if ($this->value['border']['l']['width'])

                        $this->value['width'] += $this->value['border']['l']['width'];

                    if ($this->value['border']['r']['width'])

                        $this->value['width'] += $this->value['border']['r']['width'];

                    if ($this->value['padding']['l'])

                        $this->value['width'] += $this->value['padding']['l'];

                    if ($this->value['padding']['r'])

                        $this->value['width'] += $this->value['padding']['r'];

                }

            }

        }

        if ($this->value['height'])

        {

            if ($this->value['border']['b']['width'])

            {

                $this->value['height'] += $this->value['border']['b']['width'];

            }

            if ($this->value['border']['t']['width'])

            {

                $this->value['height'] += $this->value['border']['t']['width'];

            }

            if ($this->value['padding']['b'])

                $this->value['height'] += $this->value['padding']['b'];

            if ($this->value['padding']['t'])

                $this->value['height'] += $this->value['padding']['t'];

        }

        

        if ($this->value['top'] != null)

            $this->value['top'] = $this->ConvertToMM($this->value['top'], $this->getLastHeight(true));

        if ($this->value['bottom'] != null)

            $this->value['bottom'] = $this->ConvertToMM($this->value['bottom'], $this->getLastHeight(true));

        if ($this->value['left'] != null)

            $this->value['left'] = $this->ConvertToMM($this->value['left'], $this->getLastWidth(true));

        if ($this->value['right'] != null)

            $this->value['right'] = $this->ConvertToMM($this->value['right'], $this->getLastWidth(true));

        

        if ($this->value['top'] && $this->value['bottom'] && $this->value['height'])

            $this->value['bottom'] = null;

        if ($this->value['left'] && $this->value['right'] && $this->value['width'])

            $this->value['right'] = null;

    }



    /**

     * R�cup�ration de la hauteur de ligne courante

     *

     * @return	float	hauteur en mm

     */

    public function getLineHeight()

    {

        $val = $this->value['line-height'];

        if ($val == 'normal')

            $val = '108%';

        return $this->ConvertToMM($val, $this->value['font-size']);

    }



    /**

     * R�cup�ration de la largeur de l'objet parent

     *

     * @return	float	largeur

     */

    public function getLastWidth($mode = false)

    {

        for($k = count($this->table); $k > 0; $k --)

        {

            if ($this->table[$k - 1]['width'])

            {

                $w = $this->table[$k - 1]['width'];

                if ($mode)

                {

                    $w += $this->table[$k - 1]['border']['l']['width'] + $this->table[$k - 1]['padding']['l'] + 0.02;

                    $w += $this->table[$k - 1]['border']['r']['width'] + $this->table[$k - 1]['padding']['r'] + 0.02;

                }

                return $w;

            }

        }

        return $this->pdf->getW() - $this->pdf->getlMargin() - $this->pdf->getrMargin();

    }



    /**

     * R�cup�ration de la hauteur de l'objet parent

     *

     * @return	float	hauteur

     */

    public function getLastHeight($mode = false)

    {

        for($k = count($this->table); $k > 0; $k --)

        {

            if ($this->table[$k - 1]['height'])

            {

                $h = $this->table[$k - 1]['height'];

                if ($mode)

                {

                    $h += $this->table[$k - 1]['border']['t']['width'] + $this->table[$k - 1]['padding']['t'] + 0.02;

                    $h += $this->table[$k - 1]['border']['b']['width'] + $this->table[$k - 1]['padding']['b'] + 0.02;

                }

                return $h;

            }

        }

        return $this->pdf->getH() - $this->pdf->gettMargin() - $this->pdf->getbMargin();

    }



    public function getFloat()

    {

        if ($this->value['float'] == 'left')

            return 'left';

        if ($this->value['float'] == 'right')

            return 'right';

        return null;

    }



    public function getLastValue($key)

    {

        $nb = count($this->table);

        if ($nb > 0)

            return $this->table[$nb - 1][$key];

        return null;

    }



    protected function getLastAbsoluteX()

    {

        for($k = count($this->table); $k > 0; $k --)

        {

            if ($this->table[$k - 1]['x'] && $this->table[$k - 1]['position'])

                return $this->table[$k - 1]['x'];

        }

        return $this->pdf->getlMargin();

    }



    protected function getLastAbsoluteY()

    {

        for($k = count($this->table); $k > 0; $k --)

        {

            if ($this->table[$k - 1]['y'] && $this->table[$k - 1]['position'])

                return $this->table[$k - 1]['y'];

        }

        return $this->pdf->gettMargin();

    }



    /**

     * R�cup�ration des propri�t�s CSS de la balise en cours

     *

     * @return	array()		tableau des propri�t�s CSS

     */

    protected function getFromCSS()

    {

        $styles = array(); // style � appliquer

        $getit = array(); // styles � r�cuperer

        



        // identification des styles direct, et ceux des parents

        $lst = array();

        $lst[] = $this->value['id_lst'];

        for($i = count($this->table) - 1; $i >= 0; $i --)

            $lst[] = $this->table[$i]['id_lst'];

        

     // identification des styles � r�cuperer

        foreach ($this->css_keys as $key => $num)

            if ($this->getReccursiveStyle($key, $lst))

                $getit[$key] = $num;

        

     // si des styles sont � recuperer

        if (count($getit))

        {

            // on les r�cup�re, mais dans l'odre de d�finition, afin de garder les priorit�s

            asort($getit);

            foreach ($getit as $key => $val)

                $styles = array_merge($styles, $this->css[$key]);

        }

        

        return $styles;

    }



    /**

     * Identification des styles � r�cuperer, en fonction de la balise et de ses parents

     *

     * @param	string		clef CSS � analyser

     * @param	array()		tableau des styles direct, et ceux des parents

     * @param	string		prochaine etape

     * @return	boolean		clef autoris�e ou non

     */

    protected function getReccursiveStyle($key, $lst, $next = null)

    {

        // si propchaine etape, on construit les valeurs

        if ($next !== null)

        {

            if ($next)

                $key = trim(substr($key, 0, - strlen($next))); // on el�ve cette etape

            unset($lst[0]);

            if (! count($lst))

                return false; // pas d'etape possible

            $lst = array_values($lst);

        }

        

        // pour chaque style direct possible de l'etape en cours

        foreach ($lst[0] as $nom)

        {

            if ($key == $nom)

                return true; // si la clef conrrespond => ok

            if (substr($key, - strlen(' ' . $nom)) == ' ' . $nom && $this->getReccursiveStyle($key, $lst, $nom))

                return true; // si la clef est la fin, on analyse ce qui pr�c�de

        }

        

        // si on est pas � la premiere etape, on doit analyse toutes les sous etapes			

        if ($next !== null && $this->getReccursiveStyle($key, $lst, ''))

            return true;

        

     // aucun style trouv�	

        return false;

    }



    /**

     * Analyse d'une propri�t� Border

     *

     * @param	string		propri�t� border

     * @return	array()		propri�t� d�cod�e

     */

    public function readBorder($val)

    {

        $none = array('type' => 'none', 'width' => 0, 'color' => array(0, 0, 0));

        

        // valeurs par d�fault

        $type = 'solid';

        $width = $this->ConvertToMM('1pt');

        $color = array(0, 0, 0);

        

        // nettoyage des valeurs

        $val = explode(' ', $val);

        foreach ($val as $k => $v)

        {

            $v = trim($v);

            if ($v)

                $val[$k] = $v;

            else

                unset($val[$k]);

        }

        $val = array_values($val);

        // identification des valeurs

        $res = null;

        foreach ($val as $key)

        {

            if ($key == 'none' || $key == 'hidden')

                return $none;

            

            if ($this->ConvertToMM($key) !== null)

                $width = $this->ConvertToMM($key);

            else 

                if (in_array($key, array('solid', 'dotted', 'dashed', 'double')))

                    $type = $key;

                else

                {

                    $tmp = $this->ConvertToColor($key, $res);

                    if ($res)

                        $color = $tmp;

                }

        }

        if (! $width)

            return $none;

        return array('type' => $type, 'width' => $width, 'color' => $color);

    }



    protected function duplicateBorder(&$val)

    {

        if (count($val) == 1)

        {

            $val[1] = $val[0];

            $val[2] = $val[0];

            $val[3] = $val[0];

        }

        else 

            if (count($val) == 2)

            {

                $val[2] = $val[0];

                $val[3] = $val[1];

            }

            else 

                if (count($val) == 3)

                {

                    $val[3] = $val[1];

                }

    }



    public function ConvertBackground($stl, &$res)

    {

        // Image

        $text = '/url\(([^)]*)\)/isU';

        if (preg_match($text, $stl, $match))

        {

            $res['image'] = $this->ConvertBackgroundImage($match[0]);

            $stl = preg_replace($text, '', $stl);

            $stl = preg_replace('/[\s]+/', ' ', $stl);

        }

        

        // protection des espaces 

        $stl = preg_replace('/,[\s]+/', ',', $stl);

        $lst = explode(' ', $stl);

        

        $pos = '';

        foreach ($lst as $val)

        {

            $ok = false;

            $color = $this->ConvertToColor($val, $ok);

            

            if ($ok)

            {

                $res['color'] = $color;

            }

            else 

                if ($val == 'transparent')

                {

                    $res['color'] = null;

                }

                else

                {

                    $repeat = $this->ConvertBackgroundRepeat($val);

                    if ($repeat)

                    {

                        $res['repeat'] = $repeat;

                    }

                    else

                    {

                        $pos .= ($pos ? ' ' : '') . $val;

                    }

                }

        }

        if ($pos)

        {

            $pos = $this->ConvertBackgroundPosition($pos, $ok);

            if ($ok)

                $res['position'] = $pos;

        }

    }



    public function ConvertBackgroundColor($val)

    {

        $res = null;

        if ($val == 'transparent')

            return null;

        else

            return $this->ConvertToColor($val, $res);

    }



    public function ConvertBackgroundImage($val)

    {

        if ($val == 'none')

            return null;

        else 

            if (preg_match('/^url\(([^)]*)\)$/isU', $val, $match))

                return $match[1];

            else

                return null;

    }



    public function ConvertBackgroundPosition($val, &$res)

    {

        $val = explode(' ', $val);

        if (count($val) < 2)

        {

            if (! $val[0])

                return null;

            $val[1] = 'center';

        }

        if (count($val) > 2)

            return null;

        

        $x = 0;

        $y = 0;

        $res = true;

        

        if ($val[0] == 'left')

            $x = '0%';

        else 

            if ($val[0] == 'center')

                $x = '50%';

            else 

                if ($val[0] == 'right')

                    $x = '100%';

                else 

                    if ($val[0] == 'top')

                        $y = '0%';

                    else 

                        if ($val[0] == 'bottom')

                            $y = '100%';

                        else 

                            if (preg_match('/^[-]?[0-9\.]+%$/isU', $val[0]))

                                $x = $val[0];

                            else 

                                if ($this->ConvertToMM($val[0]))

                                    $x = $this->ConvertToMM($val[0]);

                                else

                                    $res = false;

        

        if ($val[1] == 'left')

            $x = '0%';

        else 

            if ($val[1] == 'right')

                $x = '100%';

            else 

                if ($val[1] == 'top')

                    $y = '0%';

                else 

                    if ($val[1] == 'center')

                        $y = '50%';

                    else 

                        if ($val[1] == 'bottom')

                            $y = '100%';

                        else 

                            if (preg_match('/^[-]?[0-9\.]+%$/isU', $val[1]))

                                $y = $val[1];

                            else 

                                if ($this->ConvertToMM($val[1]))

                                    $y = $this->ConvertToMM($val[1]);

                                else

                                    $res = false;

        

        $val[0] = $x;

        $val[1] = $y;

        

        return $val;

    }



    public function ConvertBackgroundRepeat($val)

    {

        switch ($val)

        {

            case 'repeat' :

                return array(true, true);

            case 'repeat-x' :

                return array(true, false);

            case 'repeat-y' :

                return array(false, true);

            case 'no-repeat' :

                return array(false, false);

        }

        return null;

    }



    /**

     * Convertir une longueur en mm

     *

     * @param	string			longueur, avec unit�, � convertir

     * @param	float			longueur du parent

     * @return	float			longueur exprim�e en mm

     */

    public function ConvertToMM($val, $old = 0.)

    {

        $val = trim($val);

        if (preg_match('/^[0-9\.\-]+$/isU', $val))

            $val .= 'px';

        if (preg_match('/^[0-9\.\-]+px$/isU', $val))

            $val = 25.4 / 96. * str_replace('px', '', $val);

        else 

            if (preg_match('/^[0-9\.\-]+pt$/isU', $val))

                $val = 25.4 / 72. * str_replace('pt', '', $val);

            else 

                if (preg_match('/^[0-9\.\-]+in$/isU', $val))

                    $val = 25.4 * str_replace('in', '', $val);

                else 

                    if (preg_match('/^[0-9\.\-]+mm$/isU', $val))

                        $val = 1. * str_replace('mm', '', $val);

                    else 

                        if (preg_match('/^[0-9\.\-]+%$/isU', $val))

                            $val = 1. * $old * str_replace('%', '', $val) / 100.;

                        else

                            $val = null;

        

        return $val;

    }



    public function ConvertToRadius($val)

    {

        $val = explode(' ', $val);

        foreach ($val as $k => $v)

        {

            $v = trim($v);

            if ($v)

            {

                $v = $this->ConvertToMM($v, 0);

                if ($v !== null)

                    $val[$k] = $v;

                else

                    unset($val[$k]);

            }

            else

                unset($val[$k]);

        }

        return array_values($val);

    }



    /**

     * D�composition d'un code couleur HTML

     *

     * @param	string			couleur au format CSS

     * @return	array(r, v, b)	couleur exprim� par ses comporantes R, V, B, de 0 � 255.

     */

    public function ConvertToColor($val, &$res)

    {

        $val = trim($val);

        $res = true;

        

        if (strtolower($val) == 'transparent')

            return array(null, null, null);

        if (isset($this->htmlColor[strtolower($val)]))

            $val = $this->htmlColor[strtolower($val)];

        

        if (preg_match('/^#[0-9A-Fa-f]{6}$/isU', $val))

        {

            $r = floatVal(hexdec(substr($val, 1, 2)));

            $v = floatVal(hexdec(substr($val, 3, 2)));

            $b = floatVal(hexdec(substr($val, 5, 2)));

            $col = array($r, $v, $b);

        }

        elseif (preg_match('/^#[0-9A-F]{3}$/isU', $val))

        {

            $r = floatVal(hexdec(substr($val, 1, 1) . substr($val, 1, 1)));

            $v = floatVal(hexdec(substr($val, 2, 1) . substr($val, 2, 1)));

            $b = floatVal(hexdec(substr($val, 3, 1) . substr($val, 3, 1)));

            $col = array($r, $v, $b);

        }

        elseif (preg_match('/rgb\([\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*\)/isU', $val, $match))

        {

            $r = $this->ConvertSubColor($match[1]) * 255.;

            $v = $this->ConvertSubColor($match[2]) * 255.;

            $b = $this->ConvertSubColor($match[3]) * 255.;

            $col = array($r, $v, $b);

        }

        elseif (preg_match('/cmyk\([\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*,[\s]*([0-9%\.]+)[\s]*\)/isU', $val, $match))

        {

            $c = $this->ConvertSubColor($match[1]) * 100.;

            $m = $this->ConvertSubColor($match[2]) * 100.;

            $y = $this->ConvertSubColor($match[3]) * 100.;

            $k = $this->ConvertSubColor($match[4]) * 100.;

            $col = array($c, $m, $y, $k);

        }

        else

        {

            $col = array(0., 0., 0.);

            $res = false;

        }

        

        return $col;

    }



    protected function ConvertSubColor($c)

    {

        if (substr($c, - 1) == '%')

            $c = floatVal(substr($c, 0, - 1)) / 100.;

        else

        {

            $c = floatVal($c);

            if ($c > 1)

                $c = $c / 255.;

        }

        return $c;

    }



    /**

     * Analyser une feuille de style

     *

     * @param	string			code CSS

     * @return	null

     */

    protected function analyseStyle(&$code)

    {

        // on remplace tous les espaces, tab, \r, \n, par des espaces uniques

        $code = preg_replace('/[\s]+/', ' ', $code);

        

        // on enl�ve les commentaires

        $code = preg_replace('/\/\*.*?\*\//s', '', $code);

        

        // on analyse chaque style

        preg_match_all('/([^{}]+){([^}]*)}/isU', $code, $match);

        for($k = 0; $k < count($match[0]); $k ++)

        {

            // noms

            $noms = strtolower(trim($match[1][$k]));

            

            // style, s�par� par des; => on remplie le tableau correspondant

            $styles = trim($match[2][$k]);

            $styles = explode(';', $styles);

            $stl = array();

            foreach ($styles as $style)

            {

                $tmp = explode(':', $style);

                if (count($tmp) > 1)

                {

                    $cod = $tmp[0];

                    unset($tmp[0]);

                    $tmp = implode(':', $tmp);

                    $stl[trim(strtolower($cod))] = trim($tmp);

                }

            }

            

            // d�composition des noms par les ,

            $noms = explode(',', $noms);

            foreach ($noms as $nom)

            {

                $nom = trim($nom);

                // Si il a une fonction sp�cifique, comme :hover => on zap

                if (strpos($nom, ':') !== false)

                    continue;

                if (! isset($this->css[$nom]))

                    $this->css[$nom] = $stl;

                else

                    $this->css[$nom] = array_merge($this->css[$nom], $stl);

            

            }

        }

        

        $this->css_keys = array_flip(array_keys($this->css));

    }



    /**

     * Extraction des feuille de style du code HTML

     *

     * @param	string			code HTML

     * @return	null

     */

    public function readStyle(&$html)

    {

        $style = ' ';

        

        // extraction des balises link, et suppression de celles-ci dans le code HTML

        preg_match_all('/<link([^>]*)>/isU', $html, $match);

        $html = preg_replace('/<link[^>]*>/isU', '', $html);

        $html = preg_replace('/<\/link[^>]*>/isU', '', $html);

        

        // analyse de chaque balise

        foreach ($match[1] as $code)

        {

            $tmp = array();

            // lecture des param�tres du type nom=valeur

            $prop = '([a-zA-Z0-9_]+)=([^"\'\s>]+)';

            preg_match_all('/' . $prop . '/is', $code, $match);

            for($k = 0; $k < count($match[0]); $k ++)

                $tmp[trim(strtolower($match[1][$k]))] = trim($match[2][$k]);

            

     // lecture des param�tres du type nom="valeur"

            $prop = '([a-zA-Z0-9_]+)=["]([^"]*)["]';

            preg_match_all('/' . $prop . '/is', $code, $match);

            for($k = 0; $k < count($match[0]); $k ++)

                $tmp[trim(strtolower($match[1][$k]))] = trim($match[2][$k]);

            

     // lecture des param�tres du type nom='valeur'

            $prop = "([a-zA-Z0-9_]+)=[']([^']*)[']";

            preg_match_all('/' . $prop . '/is', $code, $match);

            for($k = 0; $k < count($match[0]); $k ++)

                $tmp[trim(strtolower($match[1][$k]))] = trim($match[2][$k]);

            

     // si de type text/css => on garde

            if (isset($tmp['type']) && strtolower($tmp['type']) == 'text/css' && isset($tmp['href']))

            {

                $content = @file_get_contents($tmp['href']);

                $url = $tmp['href'];

                if (strpos($url, 'http://') !== false)

                {

                    $url = str_replace('http://', '', $url);

                    $url = explode('/', $url);

                    $url_main = 'http://' . $url[0] . '/';

                    $url_self = $url;

                    unset($url_self[count($url_self) - 1]);

                    $url_self = 'http://' . implode('/', $url_self) . '/';

                    

                    $content = preg_replace('/url\(([^\\\\][^)]*)\)/isU', 'url(' . $url_self . '$1)', $content);

                    $content = preg_replace('/url\((\\\\[^)]*)\)/isU', 'url(' . $url_main . '$1)', $content);

                }

                else

                {

                    // @todo

                // $content = preg_replace('/url\(([^)]*)\)/isU', 'url('.dirname($url).'/$1)', $content);

                }

                $style .= $content . "\n";

            }

        }

        

        // extraction des balises style, et suppression de celles-ci dans le code HTML

        preg_match_all('/<style[^>]*>(.*)<\/style[^>]*>/isU', $html, $match);

        $html = preg_replace('/<style[^>]*>(.*)<\/style[^>]*>/isU', '', $html);

        

        // analyse de chaque balise

        foreach ($match[1] as $code)

        {

            $code = str_replace('<!--', '', $code);

            $code = str_replace('-->', '', $code);

            $style .= $code . "\n";

        }

        

        $this->analyseStyle($style);

    }

}