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phpmyadmin_ynh/sources/libraries/schema/Eps_Relation_Schema.class.php

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add phpmyadmin sources 4.1.4
2014-01-14 12:28:06 +01:00
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
*
* @package PhpMyAdmin
*/
if (! defined('PHPMYADMIN')) {
exit;
}
require_once 'Export_Relation_Schema.class.php';
/**
* This Class is EPS Library and
* helps in developing structure of EPS Schema Export
*
* @package PhpMyAdmin
* @access public
* @see http://php.net/manual/en/book.xmlwriter.php
*/
class PMA_EPS
{
public $font;
public $fontSize;
public $stringCommands;
/**
* The "PMA_EPS" constructor
*
* Upon instantiation This starts writing the EPS Document.
* %!PS-Adobe-3.0 EPSF-3.0 This is the MUST first comment to include
* it shows/tells that the Post Script document is purely under
* Document Structuring Convention [DSC] and is Compliant
* Encapsulated Post Script Document
*
* @access public
*/
function __construct()
{
$this->stringCommands = "";
$this->stringCommands .= "%!PS-Adobe-3.0 EPSF-3.0 \n";
}
/**
* Set document title
*
* @param string $value sets the title text
*
* @return void
*
* @access public
*/
function setTitle($value)
{
$this->stringCommands .= '%%Title: ' . $value . "\n";
}
/**
* Set document author
*
* @param string $value sets the author
*
* @return void
*
* @access public
*/
function setAuthor($value)
{
$this->stringCommands .= '%%Creator: ' . $value . "\n";
}
/**
* Set document creation date
*
* @param string $value sets the date
*
* @return void
*
* @access public
*/
function setDate($value)
{
$this->stringCommands .= '%%CreationDate: ' . $value . "\n";
}
/**
* Set document orientation
*
* @param string $value sets the author
*
* @return void
*
* @access public
*/
function setOrientation($value)
{
$this->stringCommands .= "%%PageOrder: Ascend \n";
if ($value == "L") {
$value = "Landscape";
$this->stringCommands .= '%%Orientation: ' . $value . "\n";
} else {
$value = "Portrait";
$this->stringCommands .= '%%Orientation: ' . $value . "\n";
}
$this->stringCommands .= "%%EndComments \n";
$this->stringCommands .= "%%Pages 1 \n";
$this->stringCommands .= "%%BoundingBox: 72 150 144 170 \n";
}
/**
* Set the font and size
*
* font can be set whenever needed in EPS
*
* @param string $value sets the font name e.g Arial
* @param integer $size sets the size of the font e.g 10
*
* @return void
*
* @access public
*/
function setFont($value, $size)
{
$this->font = $value;
$this->fontSize = $size;
$this->stringCommands .= "/" . $value . " findfont % Get the basic font\n";
$this->stringCommands .= "" . $size . " scalefont % Scale the font to $size points\n";
$this->stringCommands .= "setfont % Make it the current font\n";
}
/**
* Get the font
*
* @return string return the font name e.g Arial
* @access public
*/
function getFont()
{
return $this->font;
}
/**
* Get the font Size
*
* @return string return the size of the font e.g 10
* @access public
*/
function getFontSize()
{
return $this->fontSize;
}
/**
* Draw the line
*
* drawing the lines from x,y source to x,y destination and set the
* width of the line. lines helps in showing relationships of tables
*
* @param integer $x_from The x_from attribute defines the start
* left position of the element
* @param integer $y_from The y_from attribute defines the start
* right position of the element
* @param integer $x_to The x_to attribute defines the end
* left position of the element
* @param integer $y_to The y_to attribute defines the end
* right position of the element
* @param integer $lineWidth Sets the width of the line e.g 2
*
* @return void
*
* @access public
*/
function line($x_from = 0, $y_from = 0, $x_to = 0, $y_to = 0, $lineWidth = 0)
{
$this->stringCommands .= $lineWidth . " setlinewidth \n";
$this->stringCommands .= $x_from . ' ' . $y_from . " moveto \n";
$this->stringCommands .= $x_to . ' ' . $y_to . " lineto \n";
$this->stringCommands .= "stroke \n";
}
/**
* Draw the rectangle
*
* drawing the rectangle from x,y source to x,y destination and set the
* width of the line. rectangles drawn around the text shown of fields
*
* @param integer $x_from The x_from attribute defines the start
left position of the element
* @param integer $y_from The y_from attribute defines the start
right position of the element
* @param integer $x_to The x_to attribute defines the end
left position of the element
* @param integer $y_to The y_to attribute defines the end
right position of the element
* @param integer $lineWidth Sets the width of the line e.g 2
*
* @return void
*
* @access public
*/
function rect($x_from, $y_from, $x_to, $y_to, $lineWidth)
{
$this->stringCommands .= $lineWidth . " setlinewidth \n";
$this->stringCommands .= "newpath \n";
$this->stringCommands .= $x_from . " " . $y_from . " moveto \n";
$this->stringCommands .= "0 " . $y_to . " rlineto \n";
$this->stringCommands .= $x_to . " 0 rlineto \n";
$this->stringCommands .= "0 -" . $y_to . " rlineto \n";
$this->stringCommands .= "closepath \n";
$this->stringCommands .= "stroke \n";
}
/**
* Set the current point
*
* The moveto operator takes two numbers off the stack and treats
* them as x and y coordinates to which to move. The coordinates
* specified become the current point.
*
* @param integer $x The x attribute defines the left position of the element
* @param integer $y The y attribute defines the right position of the element
*
* @return void
*
* @access public
*/
function moveTo($x, $y)
{
$this->stringCommands .= $x . ' ' . $y . " moveto \n";
}
/**
* Output/Display the text
*
* @param string $text The string to be displayed
*
* @return void
*
* @access public
*/
function show($text)
{
$this->stringCommands .= '(' . $text . ") show \n";
}
/**
* Output the text at specified co-ordinates
*
* @param string $text String to be displayed
* @param integer $x X attribute defines the left position of the element
* @param integer $y Y attribute defines the right position of the element
*
* @return void
*
* @access public
*/
function showXY($text, $x, $y)
{
$this->moveTo($x, $y);
$this->show($text);
}
/**
* get width of string/text
*
* EPS text width is calcualted depending on font name
* and font size. It is very important to know the width of text
* because rectangle is drawn around it.
*
* This is a bit hardcore method. I didn't found any other better than this.
* if someone found better than this. would love to hear that method
*
* @param string $text string that width will be calculated
* @param integer $font name of the font like Arial,sans-serif etc
* @param integer $fontSize size of font
*
* @return integer width of the text
*
* @access public
*/
function getStringWidth($text,$font,$fontSize)
{
/*
* Start by counting the width, giving each character a modifying value
*/
$count = 0;
$count = $count + ((strlen($text) - strlen(str_replace(array("i", "j", "l"), "", $text))) * 0.23);//ijl
$count = $count + ((strlen($text) - strlen(str_replace(array("f"), "", $text))) * 0.27);//f
$count = $count + ((strlen($text) - strlen(str_replace(array("t", "I"), "", $text))) * 0.28);//tI
$count = $count + ((strlen($text) - strlen(str_replace(array("r"), "", $text))) * 0.34);//r
$count = $count + ((strlen($text) - strlen(str_replace(array("1"), "", $text))) * 0.49);//1
$count = $count + ((strlen($text) - strlen(str_replace(array("c", "k", "s", "v", "x", "y", "z", "J"), "", $text))) * 0.5);//cksvxyzJ
$count = $count + ((strlen($text) - strlen(str_replace(array("a", "b", "d", "e", "g", "h", "n", "o", "p", "q", "u", "L", "0", "2", "3", "4", "5", "6", "7", "8", "9"), "", $text))) * 0.56);//abdeghnopquL023456789
$count = $count + ((strlen($text) - strlen(str_replace(array("F", "T", "Z"), "", $text))) * 0.61);//FTZ
$count = $count + ((strlen($text) - strlen(str_replace(array("A", "B", "E", "K", "P", "S", "V", "X", "Y"), "", $text))) * 0.67);//ABEKPSVXY
$count = $count + ((strlen($text) - strlen(str_replace(array("w", "C", "D", "H", "N", "R", "U"), "", $text))) * 0.73);//wCDHNRU
$count = $count + ((strlen($text) - strlen(str_replace(array("G", "O", "Q"), "", $text))) * 0.78);//GOQ
$count = $count + ((strlen($text) - strlen(str_replace(array("m", "M"), "", $text))) * 0.84);//mM
$count = $count + ((strlen($text) - strlen(str_replace("W", "", $text))) * .95);//W
$count = $count + ((strlen($text) - strlen(str_replace(" ", "", $text))) * .28);//" "
$text = str_replace(" ", "", $text);//remove the " "'s
$count = $count + (strlen(preg_replace("/[a-z0-9]/i", "", $text)) * 0.3); //all other chrs
$modifier = 1;
$font = strtolower($font);
switch ($font) {
/*
* no modifier for arial and sans-serif
*/
case 'arial':
case 'sans-serif':
break;
/*
* .92 modifer for time, serif, brushscriptstd, and californian fb
*/
case 'times':
case 'serif':
case 'brushscriptstd':
case 'californian fb':
$modifier = .92;
break;
/*
* 1.23 modifier for broadway
*/
case 'broadway':
$modifier = 1.23;
break;
}
$textWidth = $count*$fontSize;
return ceil($textWidth*$modifier);
}
/**
* Ends EPS Document
*
* @return void
* @access public
*/
function endEpsDoc()
{
$this->stringCommands .= "showpage \n";
}
/**
* Output EPS Document for download
*
* @param string $fileName name of the eps document
*
* @return void
*
* @access public
*/
function showOutput($fileName)
{
// if(ob_get_clean()){
//ob_end_clean();
//}
$output = $this->stringCommands;
PMA_Response::getInstance()->disable();
PMA_downloadHeader($fileName . '.eps', 'image/x-eps', strlen($output));
print $output;
}
}
/**
* 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
{
/**
* Defines properties
*/
private $_tableName;
private $_showInfo = false;
public $width = 0;
public $height;
public $fields = array();
public $heightCell = 0;
public $currentCell = 0;
public $x, $y;
public $primary = array();
/**
* 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 $showInfo Whether to display table position or not
*
* @global object $eps The current eps document
* @global integer The current page number (from the
* $cfg['Servers'][$i]['table_coords'] table)
* @global array $cfgRelation The relations settings
* @global string $db The current db name
*
* @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, $showInfo = false
) {
global $eps, $cfgRelation, $db;
$this->_tableName = $tableName;
$sql = 'DESCRIBE ' . PMA_Util::backquote($tableName);
$result = $GLOBALS['dbi']->tryQuery(
$sql, null, PMA_DatabaseInterface::QUERY_STORE
);
if (! $result || ! $GLOBALS['dbi']->numRows($result)) {
$eps->dieSchema(
$pageNumber, "EPS",
sprintf(__('The %s table doesn\'t exist!'), $tableName)
);
}
/*
* load fields
* check to see if it will load all fields or only the foreign keys
*/
if ($showKeys) {
$indexes = PMA_Index::getFromTable($this->_tableName, $db);
$all_columns = array();
foreach ($indexes as $index) {
$all_columns = array_merge(
$all_columns,
array_flip(array_keys($index->getColumns()))
);
}
$this->fields = array_keys($all_columns);
} else {
while ($row = $GLOBALS['dbi']->fetchRow($result)) {
$this->fields[] = $row[0];
}
}
$this->_showInfo = $showInfo;
// 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;
}
// x and y
$sql = 'SELECT x, y FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['table_coords'])
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
. ' AND table_name = \'' . PMA_Util::sqlAddSlashes($tableName) . '\''
. ' AND pdf_page_number = ' . $pageNumber;
$result = PMA_queryAsControlUser(
$sql, false, PMA_DatabaseInterface::QUERY_STORE
);
if (! $result || ! $GLOBALS['dbi']->numRows($result)) {
$eps->dieSchema(
$pageNumber, "EPS",
sprintf(
__('Please configure the coordinates for table %s'),
$tableName
)
);
}
list($this->x, $this->y) = $GLOBALS['dbi']->fetchRow($result);
$this->x = (double) $this->x;
$this->y = (double) $this->y;
// displayfield
$this->displayfield = PMA_getDisplayField($db, $tableName);
// index
$result = $GLOBALS['dbi']->query(
'SHOW INDEX FROM ' . PMA_Util::backquote($tableName) . ';',
null, PMA_DatabaseInterface::QUERY_STORE
);
if ($GLOBALS['dbi']->numRows($result) > 0) {
while ($row = $GLOBALS['dbi']->fetchAssoc($result)) {
if ($row['Key_name'] == 'PRIMARY') {
$this->primary[] = $row['Column_name'];
}
}
}
}
/**
* Returns title of the current table,
* title can have the dimensions/co-ordinates of the table
*
* @return string The relation/table name
* @access private
*/
private function _getTitle()
{
return ($this->_showInfo
? sprintf('%.0f', $this->width) . 'x' . sprintf('%.0f', $this->heightCell)
: '') . ' ' . $this->_tableName;
}
/**
* Sets the width of the table
*
* @param string $font The font name
* @param integer $fontSize The font size
*
* @global object $eps The current eps document
*
* @return void
*
* @access private
* @see PMA_EPS
*/
private function _setWidthTable($font,$fontSize)
{
global $eps;
foreach ($this->fields as $field) {
$this->width = max(
$this->width,
$eps->getStringWidth($field, $font, $fontSize)
);
}
$this->width += $eps->getStringWidth(' ', $font, $fontSize);
/*
* it is unknown what value must be added, because
* table title is affected by the tabe width value
*/
while ($this->width < $eps->getStringWidth($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;
$showColor = 'none';
if ($showColor) {
if (in_array($field, $this->primary)) {
$showColor = '#0c0';
}
if ($field == $this->displayfield) {
$showColor = 'none';
}
}
$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);
}
}
}
/**
* Relation preferences/statistics
*
* This class fetches the table master and foreign fields positions
* and helps in generating the Table references and then connects
* master table's master field to foreign table's foreign key
* in EPS document.
*
* @package PhpMyAdmin
* @name Relation_Stats_Eps
* @see PMA_EPS
*/
class Relation_Stats_Eps
{
/**
* Defines properties
*/
public $xSrc, $ySrc;
public $srcDir ;
public $destDir;
public $xDest, $yDest;
public $wTick = 10;
/**
* The "Relation_Stats_Eps" constructor
*
* @param string $master_table The master table name
* @param string $master_field The relation field in the master table
* @param string $foreign_table The foreign table name
* @param string $foreign_field The relation field in the foreign table
*
* @see Relation_Stats_Eps::_getXy
*/
function __construct($master_table, $master_field, $foreign_table, $foreign_field)
{
$src_pos = $this->_getXy($master_table, $master_field);
$dest_pos = $this->_getXy($foreign_table, $foreign_field);
/*
* [0] is x-left
* [1] is x-right
* [2] is y
*/
$src_left = $src_pos[0] - $this->wTick;
$src_right = $src_pos[1] + $this->wTick;
$dest_left = $dest_pos[0] - $this->wTick;
$dest_right = $dest_pos[1] + $this->wTick;
$d1 = abs($src_left - $dest_left);
$d2 = abs($src_right - $dest_left);
$d3 = abs($src_left - $dest_right);
$d4 = abs($src_right - $dest_right);
$d = min($d1, $d2, $d3, $d4);
if ($d == $d1) {
$this->xSrc = $src_pos[0];
$this->srcDir = -1;
$this->xDest = $dest_pos[0];
$this->destDir = -1;
} elseif ($d == $d2) {
$this->xSrc = $src_pos[1];
$this->srcDir = 1;
$this->xDest = $dest_pos[0];
$this->destDir = -1;
} elseif ($d == $d3) {
$this->xSrc = $src_pos[0];
$this->srcDir = -1;
$this->xDest = $dest_pos[1];
$this->destDir = 1;
} else {
$this->xSrc = $src_pos[1];
$this->srcDir = 1;
$this->xDest = $dest_pos[1];
$this->destDir = 1;
}
$this->ySrc = $src_pos[2] + 10;
$this->yDest = $dest_pos[2] + 10;
}
/**
* Gets arrows coordinates
*
* @param string $table The current table name
* @param string $column The relation column name
*
* @return array Arrows coordinates
*
* @access private
*/
private function _getXy($table, $column)
{
$pos = array_search($column, $table->fields);
// x_left, x_right, y
return array(
$table->x,
$table->x + $table->width,
$table->y + ($pos + 1.5) * $table->heightCell
);
}
/**
* draws relation links and arrows
* shows foreign key relations
*
* @param boolean $changeColor Whether to use one color per relation or not
*
* @global object $eps The current EPS document
*
* @access public
* @see PMA_EPS
*
* @return void
*/
public function relationDraw($changeColor)
{
global $eps;
if ($changeColor) {
$listOfColors = array(
'red',
'grey',
'black',
'yellow',
'green',
'cyan',
' orange'
);
shuffle($listOfColors);
$color = $listOfColors[0];
} else {
$color = 'black';
}
// draw a line like -- to foreign field
$eps->line(
$this->xSrc,
$this->ySrc,
$this->xSrc + $this->srcDir * $this->wTick,
$this->ySrc,
1
);
// draw a line like -- to master field
$eps->line(
$this->xDest + $this->destDir * $this->wTick,
$this->yDest,
$this->xDest,
$this->yDest,
1
);
// draw a line that connects to master field line and foreign field line
$eps->line(
$this->xSrc + $this->srcDir * $this->wTick,
$this->ySrc,
$this->xDest + $this->destDir * $this->wTick,
$this->yDest,
1
);
$root2 = 2 * sqrt(2);
$eps->line(
$this->xSrc + $this->srcDir * $this->wTick * 0.75,
$this->ySrc,
$this->xSrc + $this->srcDir * (0.75 - 1 / $root2) * $this->wTick,
$this->ySrc + $this->wTick / $root2,
1
);
$eps->line(
$this->xSrc + $this->srcDir * $this->wTick * 0.75,
$this->ySrc,
$this->xSrc + $this->srcDir * (0.75 - 1 / $root2) * $this->wTick,
$this->ySrc - $this->wTick / $root2,
1
);
$eps->line(
$this->xDest + $this->destDir * $this->wTick / 2,
$this->yDest,
$this->xDest + $this->destDir * (0.5 + 1 / $root2) * $this->wTick,
$this->yDest + $this->wTick / $root2,
1
);
$eps->line(
$this->xDest + $this->destDir * $this->wTick / 2,
$this->yDest,
$this->xDest + $this->destDir * (0.5 + 1 / $root2) * $this->wTick,
$this->yDest - $this->wTick / $root2,
1
);
}
}
/*
* end of the "Relation_Stats_Eps" class
*/
/**
* EPS Relation Schema Class
*
* Purpose of this class is to generate the EPS Document
* which is used for representing the database diagrams.
* This class uses post script commands and with
* the combination of these commands actually helps in preparing EPS Document.
*
* This class inherits Export_Relation_Schema class has common functionality added
* to this class
*
* @package PhpMyAdmin
* @name Eps_Relation_Schema
*/
class PMA_Eps_Relation_Schema extends PMA_Export_Relation_Schema
{
private $_tables = array();
private $_relations = array();
/**
* The "PMA_EPS_Relation_Schema" constructor
*
* Upon instantiation This starts writing the EPS document
* user will be prompted for download as .eps extension
*
* @see PMA_EPS
*/
function __construct()
{
global $eps,$db;
$this->setPageNumber($_POST['pdf_page_number']);
$this->setShowColor(isset($_POST['show_color']));
$this->setShowKeys(isset($_POST['show_keys']));
$this->setTableDimension(isset($_POST['show_table_dimension']));
$this->setAllTablesSameWidth(isset($_POST['all_tables_same_width']));
$this->setOrientation($_POST['orientation']);
$this->setExportType($_POST['export_type']);
$eps = new PMA_EPS();
$eps->setTitle(
sprintf(
__('Schema of the %s database - Page %s'),
$db,
$this->pageNumber
)
);
$eps->setAuthor('phpMyAdmin ' . PMA_VERSION);
$eps->setDate(date("j F Y, g:i a"));
$eps->setOrientation($this->orientation);
$eps->setFont('Verdana', '10');
$alltables = $this->getAllTables($db, $this->pageNumber);
foreach ($alltables as $table) {
if (! isset($this->_tables[$table])) {
$this->_tables[$table] = new Table_Stats_Eps(
$table, $eps->getFont(), $eps->getFontSize(), $this->pageNumber,
$this->_tablewidth, $this->showKeys, $this->tableDimension
);
}
if ($this->sameWide) {
$this->_tables[$table]->width = $this->_tablewidth;
}
}
$seen_a_relation = false;
foreach ($alltables as $one_table) {
$exist_rel = PMA_getForeigners($db, $one_table, '', 'both');
if ($exist_rel) {
$seen_a_relation = true;
foreach ($exist_rel as $master_field => $rel) {
/* put the foreign table on the schema only if selected
* by the user
* (do not use array_search() because we would have to
* to do a === false and this is not PHP3 compatible)
*/
if (in_array($rel['foreign_table'], $alltables)) {
$this->_addRelation(
$one_table, $eps->getFont(), $eps->getFontSize(),
$master_field, $rel['foreign_table'],
$rel['foreign_field'], $this->tableDimension
);
}
}
}
}
if ($seen_a_relation) {
$this->_drawRelations($this->showColor);
}
$this->_drawTables($this->showColor);
$eps->endEpsDoc();
}
/**
* Output Eps Document for download
*
* @return void
* @access public
*/
function showOutput()
{
global $eps,$db;
$eps->showOutput($db . '-' . $this->pageNumber);
}
/**
* Defines relation objects
*
* @param string $masterTable The master table name
* @param string $font The font
* @param int $fontSize The font size
* @param string $masterField The relation field in the master table
* @param string $foreignTable The foreign table name
* @param string $foreignField The relation field in the foreign table
* @param boolean $showInfo Whether to display table position or not
*
* @return void
*
* @access private
* @see _setMinMax,Table_Stats_Eps::__construct(),Relation_Stats_Eps::__construct()
*/
private function _addRelation(
$masterTable, $font, $fontSize, $masterField,
$foreignTable, $foreignField, $showInfo
) {
if (! isset($this->_tables[$masterTable])) {
$this->_tables[$masterTable] = new Table_Stats_Eps(
$masterTable, $font, $fontSize, $this->pageNumber,
$this->_tablewidth, false, $showInfo
);
}
if (! isset($this->_tables[$foreignTable])) {
$this->_tables[$foreignTable] = new Table_Stats_Eps(
$foreignTable, $font, $fontSize, $this->pageNumber,
$this->_tablewidth, false, $showInfo
);
}
$this->_relations[] = new Relation_Stats_Eps(
$this->_tables[$masterTable], $masterField,
$this->_tables[$foreignTable], $foreignField
);
}
/**
* Draws relation arrows and lines connects master table's master field to
* foreign table's forein field
*
* @param boolean $changeColor Whether to use one color per relation or not
*
* @return void
*
* @access private
* @see Relation_Stats_Eps::relationDraw()
*/
private function _drawRelations($changeColor)
{
foreach ($this->_relations as $relation) {
$relation->relationDraw($changeColor);
}
}
/**
* Draws tables
*
* @param boolean $changeColor Whether to show color for primary fields or not
*
* @return void
*
* @access private
* @see Table_Stats_Eps::Table_Stats_tableDraw()
*/
private function _drawTables($changeColor)
{
foreach ($this->_tables as $table) {
$table->tableDraw($changeColor);
}
}
}
?>
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