<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
 * Contains Table_Stats_Eps class
 *
 * @package PhpMyAdmin
 */
if (! defined('PHPMYADMIN')) {
    exit;
}

require_once 'libraries/plugins/schema/TableStats.class.php';

/**
 * Table preferences/statistics
 *
 * This class preserves the table co-ordinates,fields
 * and helps in drawing/generating the Tables in EPS.
 *
 * @package PhpMyAdmin
 * @name    Table_Stats_Eps
 * @see     PMA_EPS
 */
class Table_Stats_Eps extends TableStats
{
    /**
     * Defines properties
     */
    public $height;
    public $currentCell = 0;

    /**
     * The "Table_Stats_Eps" constructor
     *
     * @param string  $tableName        The table name
     * @param string  $font             The font  name
     * @param integer $fontSize         The font size
     * @param integer $pageNumber       Page number
     * @param integer &$same_wide_width The max width among tables
     * @param boolean $showKeys         Whether to display keys or not
     * @param boolean $tableDimension   Whether to display table position or not
     * @param boolean $offline          Whether the coordinates are sent
     *                                  from the browser
     *
     * @global object  $eps         The current eps document
     *
     * @access private
     * @see PMA_EPS, Table_Stats_Eps::Table_Stats_setWidth,
     *      Table_Stats_Eps::Table_Stats_setHeight
     */
    function __construct(
        $tableName, $font, $fontSize, $pageNumber, &$same_wide_width,
        $showKeys = false, $tableDimension = false, $offline = false
    ) {
        global $eps;
        parent::__construct(
            $eps, $GLOBALS['db'], $pageNumber, $tableName,
            $showKeys, $tableDimension, $offline
        );

        // height and width
        $this->_setHeightTable($fontSize);
        // setWidth must me after setHeight, because title
        // can include table height which changes table width
        $this->_setWidthTable($font, $fontSize);
        if ($same_wide_width < $this->width) {
            $same_wide_width = $this->width;
        }
    }

    /**
     * Displays an error when the table cannot be found.
     *
     * @return void
     */
    protected function showMissingTableError()
    {
        $this->diagram->dieSchema(
            $this->pageNumber,
            "EPS",
            sprintf(__('The %s table doesn\'t exist!'), $this->tableName)
        );
    }

    /**
     * Displays an error on missing coordinates
     *
     * @return void
     */
    protected function showMissingCoordinatesError()
    {
        $this->diagram->dieSchema(
            $this->pageNumber,
            "EPS",
            sprintf(
                __('Please configure the coordinates for table %s'),
                $this->tableName
            )
        );
    }

    /**
     * Sets the width of the table
     *
     * @param string  $font     The font name
     * @param integer $fontSize The font size
     *
     * @return void
     *
     * @access private
     * @see PMA_EPS
     */
    private function _setWidthTable($font,$fontSize)
    {
        foreach ($this->fields as $field) {
            $this->width = max(
                $this->width,
                PMA_Font::getStringWidth($field, $font, $fontSize)
            );
        }
        $this->width += PMA_Font::getStringWidth('      ', $font, $fontSize);
        /*
         * it is unknown what value must be added, because
        * table title is affected by the table width value
        */
        while ($this->width
            < PMA_Font::getStringWidth($this->getTitle(), $font, $fontSize)) {
            $this->width += 7;
        }
    }

    /**
     * Sets the height of the table
     *
     * @param integer $fontSize The font size
     *
     * @return void
     * @access private
     */
    private function _setHeightTable($fontSize)
    {
        $this->heightCell = $fontSize + 4;
        $this->height = (count($this->fields) + 1) * $this->heightCell;
    }

    /**
     * Draw the table
     *
     * @param boolean $showColor Whether to display color
     *
     * @global object $eps The current eps document
     *
     * @return void
     *
     * @access public
     * @see PMA_EPS,PMA_EPS::line,PMA_EPS::rect
     */
    public function tableDraw($showColor)
    {
        global $eps;
        //echo $this->tableName.'<br />';
        $eps->rect($this->x, $this->y + 12, $this->width, $this->heightCell, 1);
        $eps->showXY($this->getTitle(), $this->x + 5, $this->y + 14);
        foreach ($this->fields as $field) {
            $this->currentCell += $this->heightCell;
            $eps->rect(
                $this->x, $this->y + 12  + $this->currentCell,
                $this->width, $this->heightCell, 1
            );
            $eps->showXY($field, $this->x + 5, $this->y + 14 + $this->currentCell);
        }
    }
}
?>