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125 lines
4.1 KiB
125 lines
4.1 KiB
14 years ago
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<?php
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/* For licensing terms, see /license.txt */
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/**
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* @package chamilo.admin
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*/
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class SkillVisualizer {
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private $offsetX = 100;
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private $offsetY = 50;
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private $html = '';
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private $type = 'read';
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private $js = '';
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function __construct($skills, $type = 'read') {
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$this->skills = $skills;
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$this->type = $type;
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}
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function prepare_skill_box($skill, $position, $class) {
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$block_id = $skill['id'];
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$this->html .= '<div id="block_'.$block_id.'" class="window '.$class.'" style="top:' . $position['y'] . 'px; left:' . $position['x'] . 'px;">';
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$gradebook_string = '';
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if (!empty($skill['gradebooks'])) {
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foreach($skill['gradebooks'] as $gradebook) {
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$gradebook_string .= Display::span($gradebook['name'], array('class'=>'label_tag notice','style'=>'width:50px'));
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}
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}
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$this->html .= $skill['name'].' '.$gradebook_string;
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if ($this->type == 'edit' && $skill['parent_id'] != 0) {
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$this->html .= Display::url(get_lang('Edit'), '#', array('id=>"edit_block_'.$block_id,'class'=>'edit_block'));
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$this->html .= Display::url(get_lang('Add'), '#', array('id=>"edit_block_'.$block_id,'class'=>'edit_block'));
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$this->html .= Display::url(get_lang('Delete'), '#', array('id=>"edit_block_'.$block_id,'class'=>'edit_block'));
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}
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$this->html .= '</div>';
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}
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/**
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* Adds a node using jplumb
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*/
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private function add_item($skill, $position) {
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$block_id = $skill['id'];
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$end_point = 'readEndpoint';
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//var_dump($skill);
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$class = 'default_window';
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if ($this->type == 'edit') {
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$end_point = 'editEndpoint';
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$class = 'edit_window';
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} else {
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if ($skill['done_by_user'] == 1) {
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$end_point = 'doneEndpoint';
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$class = 'done_window';
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} else {
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$end_point = 'defaultEndpoint';
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}
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}
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$this->prepare_skill_box($skill, $position, $class);
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if ($skill['parent_id'] == 0) {
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return;
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}
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//default_arrow_color
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$this->js .= 'var e'.$block_id.' = prepare("block_' . $block_id.'", '.$end_point.');'."\n";
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$this->js .= 'var e'.$skill['parent_id'].' = prepare("block_' . $skill['parent_id'].'", '.$end_point.');'."\n";;
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$this->js .= 'jsPlumb.connect({source: e'.$block_id.', target:e'.$skill['parent_id'].'});'."\n";;
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}
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/**
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* Displays the HTMl part of jplumb
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*/
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public function display_html() {
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if (empty($this->skills)) {
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return '';
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}
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$skill_count = sizeof($this->skills);
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//$corner = 360 / $skill_count;
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$count = 0;
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$brothers = array();
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//$this->add_item($skill, array('x' => $x + $this->offsetX, 'y' => $y + $this->offsetY));
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foreach ($this->skills as $skill) {
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if (isset($brothers[$skill['parent_id']])) {
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$brothers[$skill['parent_id']] +=2;
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} else {
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$brothers[$skill['parent_id']] = 1;
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}
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//$x = round($this->offsetX * sin(deg2rad($corner * $count)));
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//$y = round($this->offsetY * cos(deg2rad($corner * $count)));
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$x = $brothers[$skill['parent_id']]*100;
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$y = $skill['level']*120;
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//$skill['description'] = "{$brothers[$skill['parent_id']]} $x - $y";
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$this->add_item($skill, array('x' => $this->offsetX + $x, 'y' => $this->offsetY +$y));
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}
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echo $this->get_html();
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}
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/**
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* Displays the Javascript part of jplumb
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*/
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public function display_js() {
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echo $this->get_js();
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}
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private function get_html() {
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return $this->html;
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}
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private function get_js() {
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return $this->js;
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}
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}
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