<?php //$id:$
/* For licensing terms, see /dokeos_license.txt */
//error_log(__FILE__);

/**
*	File containing the HotSpot class.
*	@package dokeos.exercise
* 	@author Eric Marguin
* 	@version $Id: admin.php 10680 2007-01-11 21:26:23Z pcool $
*/


if(!class_exists('HotSpot')):

/**
	CLASS HotSpot
 *
 *	This class allows to instantiate an object of type HotSpot (MULTIPLE CHOICE, UNIQUE ANSWER),
 *	extending the class question
 *
 *	@author Eric Marguin
 *	@package dokeos.exercise
 **/

class HotSpot extends Question {

	static $typePicture = 'hotspot.gif';
	static $explanationLangVar = 'Hotspot';


	function HotSpot(){
		parent::question();
		$this -> type = HOT_SPOT;
	}

	function display(){

	}
	
	function createForm ($form) {
		parent::createForm ($form);
		global $text, $class;
		if(!isset($_GET['editQuestion'])) {
			$renderer = $form->defaultRenderer();
			$form->addElement('html', '<div class="row"><div class="label"></div><div class="formw">'.get_lang('UploadJpgPicture').'</div></div>');
			$form->addElement('file','imageUpload','<span class="form_required">*</span><img src="../img/hotspots.png" />');
						
			// setting the save button here and not in the question class.php
			// Saving a question
			$form->addElement('style_submit_button','submitQuestion',get_lang('GoToQuestion'), 'class="'.$class.'"');
			
			$renderer->setElementTemplate('<div class="row"><div class="label" style="margin-top:-30px;">{label}</div><div class="formw" >{element}</div></div>','imageUpload');
			$form->addRule('imageUpload', get_lang('OnlyImagesAllowed'), 'filetype', array ('jpg', 'jpeg', 'png', 'gif'));
			$form->addRule('imageUpload', get_lang('NoImage'), 'uploadedfile');
		} else {
			// setting the save button here and not in the question class.php
			// Editing a question
			$form->addElement('style_submit_button','submitQuestion',get_lang('langModifyExercise'), 'class="'.$class.'"');			
		}
		
	}

	function processCreation ($form, $objExercise) {
		$file_info = $form -> getSubmitValue('imageUpload');
		parent::processCreation ($form, $objExercise);
		if(!empty($file_info['tmp_name']))
		{
			$this->uploadPicture($file_info['tmp_name'], $file_info['name']);
				list($width,$height) = @getimagesize($file_info['tmp_name']);
				if($width>=$height) {
					$this->resizePicture('width',550);
				} else {
					$this->resizePicture('height',350);
				}
			$this->save();
		}
	}

	function createAnswersForm ($form) {

    	// nothing

	}

	function processAnswersCreation ($form) {

		// nothing

	}

}

endif;
?>
