libraries/plugins/schema/svg/TableStatsSvg.class.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Contains Table_Stats_Svg class
   5  *
   6  * @package PhpMyAdmin
   7  */
   8 if (! defined('PHPMYADMIN')) {
   9     exit;
  10 }
  11
  12 require_once 'libraries/plugins/schema/TableStats.class.php';
  13
  14 /**
  15  * Table preferences/statistics
  16  *
  17  * This class preserves the table co-ordinates,fields
  18  * and helps in drawing/generating the Tables in SVG XML document.
  19  *
  20  * @package PhpMyAdmin
  21  * @name    Table_Stats_Svg
  22  * @see     PMA_SVG
  23  */
  24 class Table_Stats_Svg extends TableStats
  25 {
  26     /**
  27      * Defines properties
  28      */
  29     public $height;
  30     public $currentCell = 0;
  31
  32     /**
  33      * The "Table_Stats_Svg" constructor
  34      *
  35      * @param string  $tableName        The table name
  36      * @param string  $font             Font face
  37      * @param integer $fontSize         The font size
  38      * @param integer $pageNumber       Page number
  39      * @param integer &$same_wide_width The max. with among tables
  40      * @param boolean $showKeys         Whether to display keys or not
  41      * @param boolean $tableDimension   Whether to display table position or not
  42      * @param boolean $offline          Whether the coordinates are sent
  43      *                                  from the browser
  44      *
  45      * @global object  $svg         The current SVG image document
  46      *
  47      * @access private
  48      *
  49      * @see PMA_SVG, Table_Stats_Svg::Table_Stats_setWidth,
  50      *       Table_Stats_Svg::Table_Stats_setHeight
  51      */
  52     function __construct(
  53         $tableName, $font, $fontSize, $pageNumber, &$same_wide_width,
  54         $showKeys = false, $tableDimension = false, $offline = false
  55     ) {
  56         global $svg;
  57         parent::__construct(
  58             $svg, $GLOBALS['db'], $pageNumber, $tableName,
  59             $showKeys, $tableDimension, $offline
  60         );
  61
  62         // height and width
  63         $this->_setHeightTable($fontSize);
  64         // setWidth must me after setHeight, because title
  65         // can include table height which changes table width
  66         $this->_setWidthTable($font, $fontSize);
  67         if ($same_wide_width < $this->width) {
  68             $same_wide_width = $this->width;
  69         }
  70     }
  71
  72     /**
  73      * Displays an error when the table cannot be found.
  74      *
  75      * @return void
  76      */
  77     protected function showMissingTableError()
  78     {
  79         PMA_Export_Relation_Schema::dieSchema(
  80             $this->pageNumber,
  81             "SVG",
  82             sprintf(__('The %s table doesn\'t exist!'), $this->tableName)
  83         );
  84     }
  85
  86     /**
  87      * Sets the width of the table
  88      *
  89      * @param string  $font     The font size
  90      * @param integer $fontSize The font size
  91      *
  92      * @global object $svg The current SVG image document
  93      *
  94      * @return void
  95      * @access private
  96      *
  97      * @see PMA_SVG
  98      */
  99     private function _setWidthTable($font,$fontSize)
 100     {
 101         foreach ($this->fields as $field) {
 102             $this->width = max(
 103                 $this->width,
 104                 PMA_Font::getStringWidth($field, $font, $fontSize)
 105             );
 106         }
 107         $this->width += PMA_Font::getStringWidth('  ', $font, $fontSize);
 108
 109         /*
 110          * it is unknown what value must be added, because
 111          * table title is affected by the table width value
 112          */
 113         while ($this->width
 114             < PMA_Font::getStringWidth($this->getTitle(), $font, $fontSize)
 115         ) {
 116             $this->width += 7;
 117         }
 118     }
 119
 120     /**
 121      * Sets the height of the table
 122      *
 123      * @param integer $fontSize font size
 124      *
 125      * @return void
 126      * @access private
 127      */
 128     function _setHeightTable($fontSize)
 129     {
 130         $this->heightCell = $fontSize + 4;
 131         $this->height = (count($this->fields) + 1) * $this->heightCell;
 132     }
 133
 134     /**
 135      * draw the table
 136      *
 137      * @param boolean $showColor Whether to display color
 138      *
 139      * @global object $svg The current SVG image document
 140      *
 141      * @access public
 142      * @return void
 143      *
 144      * @see PMA_SVG,PMA_SVG::printElement
 145      */
 146     public function tableDraw($showColor)
 147     {
 148         global $svg;
 149
 150         $svg->printElement(
 151             'rect', $this->x, $this->y, $this->width,
 152             $this->heightCell, null, 'fill:red;stroke:black;'
 153         );
 154         $svg->printElement(
 155             'text', $this->x + 5, $this->y+ 14, $this->width, $this->heightCell,
 156             $this->getTitle(), 'fill:none;stroke:black;'
 157         );
 158         foreach ($this->fields as $field) {
 159             $this->currentCell += $this->heightCell;
 160             $fillColor    = 'none';
 161             if ($showColor) {
 162                 if (in_array($field, $this->primary)) {
 163                     $fillColor = '#0c0';
 164                 }
 165                 if ($field == $this->displayfield) {
 166                     $fillColor = 'none';
 167                 }
 168             }
 169             $svg->printElement(
 170                 'rect', $this->x, $this->y + $this->currentCell, $this->width,
 171                 $this->heightCell, null, 'fill:' . $fillColor . ';stroke:black;'
 172             );
 173             $svg->printElement(
 174                 'text', $this->x + 5, $this->y + 14 + $this->currentCell,
 175                 $this->width, $this->heightCell, $field, 'fill:none;stroke:black;'
 176             );
 177         }
 178     }
 179 }
 180 ?>