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<?php /* vim: set expandtab sw=4 ts=4 sts=4: */ /** * Classes to create relation schema in EPS format. * * @package PhpMyAdmin */ declare(strict_types=1); namespace PhpMyAdmin\Plugins\Schema\Eps; use PhpMyAdmin\Core; use PhpMyAdmin\Response; /** * This Class is EPS Library and * helps in developing structure of EPS Schema Export * * @package PhpMyAdmin * @access public * @see https://www.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(); Core::downloadHeader( $fileName, 'image/x-eps', strlen($output) ); print $output; } }