chamilo-lms/main/exercice/hotspot.class.php

<?php
/* For licensing terms, see /license.txt */

/**
 * Class HotSpot
 *
 *	This class allows to instantiate an object of type HotSpot (MULTIPLE CHOICE, UNIQUE ANSWER),
 *	extending the class question
 *
 *	@author Eric Marguin
 *	@package chamilo.exercise
 **/
class HotSpot extends Question
{
	static $typePicture = 'hotspot.png';
	static $explanationLangVar = 'HotSpot';

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

	public function display()
	{
	}

	function createForm (&$form, $fck_config=0)
	{
		parent::createForm($form, $fck_config);
		global $text, $class;

		if (!isset($_GET['editQuestion'])) {
			$form->addElement('file','imageUpload',array('<img src="../img/hotspots.png" />', get_lang('UploadJpgPicture')) );

			// setting the save button here and not in the question class.php
			// Saving a question
			$form->addButtonSave(get_lang('GoToQuestion'), 'submitQuestion');
			//$form->addButtonSave(get_lang('GoToQuestion'), 'submitQuestion');
			$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->addButtonUpdate(get_lang('ModifyExercise'), 'submitQuestion');
		}
	}

	public function processCreation($form, $objExercise = null)
	{
		$file_info = $form -> getSubmitValue('imageUpload');
		parent::processCreation ($form, $objExercise);
		if(!empty($file_info['tmp_name'])) {
			$this->uploadPicture($file_info['tmp_name'], $file_info['name']);
			global $picturePath;
			//fixed width ang height
			if (file_exists($picturePath.'/'.$this->picture)) {
				list($width,$height) = @getimagesize($picturePath.'/'.$this->picture);
				if($width>$height) {
					$this->resizePicture('width',545);
				} else {
					$this->resizePicture('height',350);
				}
				$this->save();
			} else {
				return false;
			}
		}
	}

	function createAnswersForm ($form) {
		// nothing
	}

	function processAnswersCreation ($form) {
		// nothing
	}
}

/**
 * Class HotSpotDelineation
 */
class HotSpotDelineation extends HotSpot
{
	static $typePicture = 'hotspot_delineation.gif';
	static $explanationLangVar = 'HotspotDelineation';

	function HotSpotDelineation()
	{
		parent::question();
		$this -> type = HOT_SPOT_DELINEATION;

	}

	function createForm (&$form, $fck_config=0)
	{
		parent::createForm ($form, $fck_config);
	}

	function processCreation ($form, $objExercise = null)
	{
		$file_info = $form -> getSubmitValue('imageUpload');
		parent::processCreation ($form, $objExercise);
	}

	function createAnswersForm ($form)
	{
		parent::createAnswersForm ($form);
	}

	function processAnswersCreation ($form)
	{
		parent::processAnswersCreation ($form);
	}
}