<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Classes to create relation schema in EPS format.
*
* @package PhpMyAdmin
*/
namespace PMA\libraries\plugins\schema\eps;
use PMA\libraries\Response;
/**
* This Class is EPS Library and
* helps in developing structure of EPS Schema Export
*
* @package PhpMyAdmin
* @access public
* @see https://secure.php.net/manual/en/book.xmlwriter.php
*/
class Eps
{
public $font;
public $fontSize;
public $stringCommands;
/**
* The "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
*/
public function __construct()
{
$this->stringCommands = "";
$this->stringCommands .= "%!PS-Adobe-3.0 EPSF-3.0 \n";
}
/**
* Set document title
*
* @param string $value sets the title text
*
* @return void
*/
public function setTitle($value)
{
$this->stringCommands .= '%%Title: ' . $value . "\n";
}
/**
* Set document author
*
* @param string $value sets the author
*
* @return void
*/
public function setAuthor($value)
{
$this->stringCommands .= '%%Creator: ' . $value . "\n";
}
/**
* Set document creation date
*
* @param string $value sets the date
*
* @return void
*/
public function setDate($value)
{
$this->stringCommands .= '%%CreationDate: ' . $value . "\n";
}
/**
* Set document orientation
*
* @param string $orientation sets the orientation
*
* @return void
*/
public function setOrientation($orientation)
{
$this->stringCommands .= "%%PageOrder: Ascend \n";
if ($orientation == "L") {
$orientation = "Landscape";
$this->stringCommands .= '%%Orientation: ' . $orientation . "\n";
} else {
$orientation = "Portrait";
$this->stringCommands .= '%%Orientation: ' . $orientation . "\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 $size sets the size of the font e.g 10
*
* @return void
*/
public function setFont($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
*/
public function getFont()
{
return $this->font;
}
/**
* Get the font Size
*
* @return string return the size of the font e.g 10
*/
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
*/
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 $lineWidth Sets the width of the line e.g 2
*
* @return void
*/
public function rect($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 $y The y attribute defines the right position of the element
*
* @return void
*/
public function moveTo($x, $y)
{
$this->stringCommands .= $x . ' ' . $y . " moveto \n";
}
/**
* Output/Display the text
*
* @param string $text The string to be displayed
*
* @return void
*/
public function show($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 $y Y attribute defines the right position of the element
*
* @return void
*/
public function showXY($text, $x, $y)
{
$this->moveTo($x, $y);
$this->show($text);
}
/**
* Ends EPS Document
*
* @return void
*/
public function endEpsDoc()
{
$this->stringCommands .= "showpage \n";
}
/**
* Output EPS Document for download
*
* @param string $fileName name of the eps document
*
* @return void
*/
public function showOutput($fileName)
{
// if(ob_get_clean()){
//ob_end_clean();
//}
$output = $this->stringCommands;
Response::getInstance()
->disable();
PMA_downloadHeader(
$fileName,
'image/x-eps',
strlen($output)
);
print $output;
}
}
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