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efrain |
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<?php
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// This file is part of the customcert module for Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* This file contains the customcert element border's core interaction API.
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*
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* @package customcertelement_border
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* @copyright 2013 Mark Nelson <markn@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace customcertelement_border;
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/**
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* The customcert element border's core interaction API.
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*
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* @package customcertelement_border
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* @copyright 2013 Mark Nelson <markn@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class element extends \mod_customcert\element {
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/**
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* This function renders the form elements when adding a customcert element.
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*
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* @param \MoodleQuickForm $mform the edit_form instance
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*/
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public function render_form_elements($mform) {
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// We want to define the width of the border.
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\mod_customcert\element_helper::render_form_element_width($mform);
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// The only other thing to define is the colour we want the border to be.
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\mod_customcert\element_helper::render_form_element_colour($mform);
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}
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/**
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* Handles rendering the element on the pdf.
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*
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* @param \pdf $pdf the pdf object
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* @param bool $preview true if it is a preview, false otherwise
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* @param \stdClass $user the user we are rendering this for
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*/
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public function render($pdf, $preview, $user) {
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$colour = \TCPDF_COLORS::convertHTMLColorToDec($this->get_colour(), $colour);
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$pdf->SetLineStyle(['width' => $this->get_data(), 'color' => $colour]);
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$pdf->Line(0, 0, $pdf->getPageWidth(), 0);
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$pdf->Line($pdf->getPageWidth(), 0, $pdf->getPageWidth(), $pdf->getPageHeight());
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$pdf->Line(0, $pdf->getPageHeight(), $pdf->getPageWidth(), $pdf->getPageHeight());
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$pdf->Line(0, 0, 0, $pdf->getPageHeight());
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}
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/**
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* Render the element in html.
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*
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* This function is used to render the element when we are using the
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* drag and drop interface to position it.
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*
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* @return string the html
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*/
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public function render_html() {
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return '';
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}
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/**
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* Performs validation on the element values.
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*
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* @param array $data the submitted data
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* @param array $files the submitted files
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* @return array the validation errors
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*/
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public function validate_form_elements($data, $files) {
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// Array to return the errors.
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$errors = [];
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// Validate the width.
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$errors += \mod_customcert\element_helper::validate_form_element_width($data, false);
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// Validate the colour.
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$errors += \mod_customcert\element_helper::validate_form_element_colour($data);
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return $errors;
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}
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/**
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* Sets the data on the form when editing an element.
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*
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* @param \MoodleQuickForm $mform the edit_form instance
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*/
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public function definition_after_data($mform) {
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if (!empty($this->get_data())) {
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$element = $mform->getElement('width');
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$element->setValue($this->get_data());
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}
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parent::definition_after_data($mform);
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}
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/**
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* This will handle how form data will be saved into the data column in the
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* customcert_elements table.
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*
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* @param \stdClass $data the form data
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* @return string the json encoded array
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*/
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public function save_unique_data($data) {
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return $data->width;
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}
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}
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