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Файловый менеджер - Редактировать - /home/harasnat/.backupOvh/pfanner/pfanner.1334840217/modules/graphartichow/artichow/Image.class.php

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<?php /* * This work is hereby released into the Public Domain. * To view a copy of the public domain dedication, * visit http://creativecommons.org/licenses/publicdomain/ or send a letter to * Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA. * / if (is_file(dirname(__FILE__)."/Artichow.cfg.php")) { // For PHP 4+5 version require_once dirname(__FILE__)."/Artichow.cfg.php"; } / * Register a class with the prefix in configuration file / function registerClass($class, $abstract = FALSE) { if (ARTICHOW_PREFIX === 'aw') { return; } if ($abstract) { $abstract = 'abstract'; } else { $abstract = ''; } eval($abstract." class ".ARTICHOW_PREFIX.$class." extends aw".$class." { }"); } / * Register an interface with the prefix in configuration file / function registerInterface($interface) { if (ARTICHOW_PREFIX === 'aw') { return; } eval("interface ".ARTICHOW_PREFIX.$interface." extends aw".$interface." { }"); } // Some useful files require_once ARTICHOW."/Component.class.php"; require_once ARTICHOW."/inc/Grid.class.php"; require_once ARTICHOW."/inc/Tools.class.php"; require_once ARTICHOW."/inc/Driver.class.php"; require_once ARTICHOW."/inc/Math.class.php"; require_once ARTICHOW."/inc/Tick.class.php"; require_once ARTICHOW."/inc/Axis.class.php"; require_once ARTICHOW."/inc/Legend.class.php"; require_once ARTICHOW."/inc/Mark.class.php"; require_once ARTICHOW."/inc/Label.class.php"; require_once ARTICHOW."/inc/Text.class.php"; require_once ARTICHOW."/inc/Color.class.php"; require_once ARTICHOW."/inc/Font.class.php"; require_once ARTICHOW."/inc/Gradient.class.php"; require_once ARTICHOW."/inc/Shadow.class.php"; require_once ARTICHOW."/inc/Border.class.php"; require_once ARTICHOW."/common.php"; /* * An image for a graph * * @package Artichow / class awImage { /* * Graph width * * @var int / public $width; /* * Graph height * * @var int / public $height; /* * Use anti-aliasing ? * * @var bool / protected $antiAliasing = FALSE; /* * Image format * * @var int / protected $format = awImage::PNG; /* * Image background color * * @var Color / protected $background; /* * GD resource * * @var resource / protected $resource; /* * A Driver object * * @var Driver / protected $driver; /* * Driver string * * @var string / protected $driverString; /* * Shadow * * @var Shadow / public $shadow; /* * Image border * * @var Border / public $border; /* * Use JPEG for image * * @var int / const JPEG = IMG_JPG; /* * Use PNG for image * * @var int / const PNG = IMG_PNG; /* * Use GIF for image * * @var int / const GIF = IMG_GIF; /* * Build the image / public function __construct() { $this->background = new awColor(255, 255, 255); $this->shadow = new awShadow(awShadow::RIGHT_BOTTOM); $this->border = new awBorder; } /* * Get driver of the image * * @param int $w Driver width (from 0 to 1) (default to 1) * @param int $h Driver height (from 0 to 1) (default to 1) * @param float $x Position on X axis of the center of the driver (default to 0.5) * @param float $y Position on Y axis of the center of the driver (default to 0.5) * @return Driver / public function getDriver($w = 1, $h = 1, $x = 0.5, $y = 0.5) { $this->create(); $this->driver->setSize($w, $h); $this->driver->setPosition($x, $y); return $this->driver; } /* * Sets the driver that will be used to draw the graph * * @param string $driverString / public function setDriver($driverString) { $this->driver = $this->selectDriver($driverString); $this->driver->init($this); } /* * Change the image size * * @var int $width Image width * @var int $height Image height / public function setSize($width, $height) { if ($width !== NULL) { $this->width = (int)$width; } if ($height !== NULL) { $this->height = (int)$height; } } /* * Change image background * * @param mixed $background / public function setBackground($background) { if ($background instanceof awColor) { $this->setBackgroundColor($background); } elseif ($background instanceof awGradient) { $this->setBackgroundGradient($background); } } /* * Change image background color * * @param awColor $color / public function setBackgroundColor(awColor $color) { $this->background = $color; } /* * Change image background gradient * * @param awGradient $gradient / public function setBackgroundGradient(awGradient $gradient) { $this->background = $gradient; } /* * Return image background, whether a Color or a Gradient * * @return mixed / public function getBackground() { return $this->background; } /* * Turn antialiasing on or off * * @var bool $bool / public function setAntiAliasing($bool) { $this->antiAliasing = (bool)$bool; } /* * Return the antialiasing setting * * @return bool / public function getAntiAliasing() { return $this->antiAliasing; } /* * Change image format * * @var int $format New image format / public function setFormat($format) { if ($format === awImage::JPEG or $format === awImage::PNG or $format === awImage::GIF) { $this->format = $format; } } /* * Returns the image format as an integer * * @return unknown / public function getFormat() { return $this->format; } /* * Returns the image format as a string * * @return string / public function getFormatString() { switch($this->format) { case awImage::JPEG : return 'jpeg'; case awImage::PNG : return 'png'; case awImage::GIF : return 'gif'; } } /* * Create a new awimage / public function create() { if ($this->driver === NULL) { $driver = $this->selectDriver($this->driverString); $driver->init($this); $this->driver = $driver; } } /* * Select the correct driver * * @param string $driver The desired driver * @return mixed / protected function selectDriver($driver) { $drivers = array('gd'); $driver = strtolower((string)$driver); if (in_array($driver, $drivers, TRUE)) { $string = $driver; } else { $string = ARTICHOW_DRIVER; } switch ($string) { case 'gd': require_once ARTICHOW.'/inc/drivers/gd.class.php'; $this->driverString = $string; return new awGDDriver(); default: // We should never get here, unless the wrong string is used AND the ARTICHOW_DRIVER // global has been messed with. awImage::drawError('Class Image: Unknown driver type (\''.$string.'\')'); break; } } /* * Draw a component on the image * * @var awComponent $component A component / public function drawComponent(awComponent $component) { $shadow = $this->shadow->getSpace(); // Image shadow $border = $this->border->visible() ? 1 : 0; // Image border size $driver = clone $this->driver; $driver->setImageSize( $this->width - $shadow->left - $shadow->right - $border 2, $this->height - $shadow->top - $shadow->bottom - $border * 2 ); // No absolute size specified if ($component->w === NULL and $component->h === NULL) { list($width, $height) = $driver->setSize($component->width, $component->height); // Set component size in pixels $component->setAbsSize($width, $height); } else { $driver->setAbsSize($component->w, $component->h); } if ($component->top !== NULL and $component->left !== NULL) { $driver->setAbsPosition( $border + $shadow->left + $component->left, $border + $shadow->top + $component->top ); } else { $driver->setPosition($component->x, $component->y); } $driver->movePosition($border + $shadow->left, $border + $shadow->top); list($x1, $y1, $x2, $y2) = $component->getPosition(); $component->init($driver); $component->drawComponent($driver, $x1, $y1, $x2, $y2, $this->antiAliasing); $component->drawEnvelope($driver, $x1, $y1, $x2, $y2); $component->finalize($driver); } protected function drawShadow() { $driver = $this->getDriver(); $this->shadow->draw( $driver, new awPoint(0, 0), new awPoint($this->width, $this->height), awShadow::IN ); } /** * Send the image into a file or to the user browser * / public function send() { $this->driver->send($this); } /* * Return the image content as binary data * / public function get() { return $this->driver->get($this); } /* * Send the correct HTTP header according to the image type * / public function sendHeaders() { if (headers_sent() === FALSE) { switch ($this->driverString) { case 'gd' : header('Content-type: image/'.$this->getFormatString()); break; } } } private static $errorWriting = FALSE; / * Display an error image and exit * * @param string $message Error message / public static function drawError($message) { if (self::$errorWriting) { return; } self::$errorWriting = TRUE; $message = wordwrap($message, 40, "\n", TRUE); $width = 400; $height = max(100, 40 + 22.5 (substr_count($message, "\n") + 1)); $image = new awImage(); $image->setSize($width, $height); $image->setDriver('gd'); $driver = $image->getDriver(); $driver->init($image); // Display title $driver->filledRectangle( new awWhite, new awLine( new awPoint(0, 0), new awPoint($width, $height) ) ); $driver->filledRectangle( new awRed, new awLine( new awPoint(0, 0), new awPoint(110, 25) ) ); $text = new awText( "Artichow error", new awFont3, new awWhite, 0 ); $driver->string($text, new awPoint(5, 6)); // Display red box $driver->rectangle( new awRed, new awLine( new awPoint(0, 25), new awPoint($width - 90, $height - 1) ) ); // Display error image $file = ARTICHOW_IMAGE.DIRECTORY_SEPARATOR.'error.png'; $imageError = new awFileImage($file); $driver->copyImage( $imageError, new awPoint($width - 81, $height - 81), new awPoint($width - 1, $height - 1) ); // Draw message $text = new awText( strip_tags($message), new awFont2, new awBlack, 0 ); $driver->string($text, new awPoint(10, 40)); $image->send(); exit; } /* * Display an error image located in a file and exit * * @param string $error Error name / public static function drawErrorFile($error) { $file = ARTICHOW_IMAGE.DIRECTORY_SEPARATOR.'errors'.DIRECTORY_SEPARATOR.$error.'.png'; header("Content-Type: image/png"); readfile($file); exit; } } registerClass('Image'); /* * Load an image from a file * * @package Artichow / class awFileImage extends awImage { /* * Build a new awimage * * @param string $file Image file name */ public function __construct($file) { $driver = $this->selectDriver($this->driverString); $driver->initFromFile($this, $file); $this->driver = $driver; } } registerClass('FileImage');

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