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more plugin updating #422
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Josh de Leeuw
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48
examples/jspsych-html-slider-response.html
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examples/jspsych-html-slider-response.html
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<!DOCTYPE html>
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<html>
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<head>
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<script src="../jspsych.js"></script>
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<script src="../plugins/jspsych-html-slider-response.js"></script>
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<link rel="stylesheet" href="../css/jspsych.css"></link>
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<style>
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img {
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width: 300px;
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}
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</style>
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</head>
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<body></body>
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<script>
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var trial_1 = {
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type: 'html-slider-response',
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stimulus: '<div style="margin: 50px auto; width: 100px; height: 100px; background-color: rgb(46, 26, 122);"></div>',
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labels: ['Purple', 'Blue'],
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prompt: '<p>Is this color closer to purple or blue? Use the slider above.</p>'
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}
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var trial_2 = {
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type: 'html-slider-response',
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stimulus: '<div style="margin: 50px auto; width: 100px; height: 100px; background-color: rgb(29, 23, 138)"></div>',
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labels: ['Purple', 'Blue'],
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prompt: '<p>Is this color closer to purple or blue? Use the slider above. (5s time limit).</p>',
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trial_duration: 5000
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}
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var trial_3 = {
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type: 'html-slider-response',
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stimulus: '<div style="margin: 50px auto; width: 100px; height: 100px; background-color: rgb(63, 17, 129)"></div>',
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labels: ['Purple', 'Blue'],
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prompt: '<p>Is this color closer to purple or blue? Use the slider above. (1s display).</p>',
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stimulus_duration: 1000
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}
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jsPsych.init({
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timeline: [trial_1, trial_2, trial_3],
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on_finish: function() {
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jsPsych.data.displayData();
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},
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default_iti: 250
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});
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</script>
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</html>
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plugins/jspsych-html-slider-response.js
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plugins/jspsych-html-slider-response.js
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/**
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* jspsych-html-slider-response
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* a jspsych plugin for free response survey questions
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*
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* Josh de Leeuw
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*
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* documentation: docs.jspsych.org
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*
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*/
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jsPsych.plugins['html-slider-response'] = (function() {
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var plugin = {};
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plugin.info = {
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name: 'html-slider-response',
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description: '',
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parameters: {
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stimulus_duration: {
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type: [jsPsych.plugins.parameterType.INT],
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default: -1,
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no_function: false,
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description: ''
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},
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trial_duration: {
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type: [jsPsych.plugins.parameterType.INT],
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default: -1,
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no_function: false,
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description: ''
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},
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response_ends_trial: {
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type: [jsPsych.plugins.parameterType.BOOL],
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default: true,
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no_function: false,
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description: ''
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},
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}
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}
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plugin.trial = function(display_element, trial) {
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trial.min = trial.min || 0;
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trial.max = trial.max || 100;
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trial.step = trial.step || 1;
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trial.button_label = typeof trial.button_label === 'undefined' ? 'Next' : trial.button_label;
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trial.response_ends_trial = (typeof trial.response_ends_trial == 'undefined') ? true : trial.response_ends_trial;
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trial.stimulus_duration = trial.stimulus_duration || -1;
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trial.trial_duration = trial.trial_duration || -1;
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trial.prompt = trial.prompt || "";
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// if any trial variables are functions
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// this evaluates the function and replaces
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// it with the output of the function
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trial = jsPsych.pluginAPI.evaluateFunctionParameters(trial);
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var html = '<div id="jspsych-html-slider-response-wrapper" style="margin: 100px 0px;">';
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html += '<div id="jspsych-html-slider-response-stimulus">' + trial.stimulus + '</div>';
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html += '<div class="jspsych-html-slider-response-container" style="position:relative;">';
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html += '<input type="range" min="'+trial.min+'" max="'+trial.max+'" step="'+trial.step+'" style="width: 100%;" id="jspsych-html-slider-response-response"></input>';
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html += '<div>'
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for(var j=0; j < trial.labels.length; j++){
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var width = 100/(trial.labels.length-1);
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var left_offset = (j * (100 /(trial.labels.length - 1))) - (width/2);
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html += '<div style="display: inline-block; position: absolute; left:'+left_offset+'%; text-align: center; width: '+width+'%;">';
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html += '<span style="text-align: center; font-size: 80%;">'+trial.labels[j]+'</span>';
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html += '</div>'
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}
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html += '</div>';
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html += '</div>';
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html += '</div>';
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html += trial.prompt;
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// add submit button
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html += '<button id="jspsych-html-slider-response-next" class="jspsych-btn">'+trial.button_label+'</button>';
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display_element.innerHTML = html;
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var response = {
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rt: -1,
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response: -1
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};
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display_element.querySelector('#jspsych-html-slider-response-next').addEventListener('click', function() {
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// measure response time
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var endTime = (new Date()).getTime();
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response.rt = endTime - startTime;
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response.response = display_element.querySelector('#jspsych-html-slider-response-response').value;
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if(trial.response_ends_trial){
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end_trial();
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} else {
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display_element.querySelector('#jspsych-html-slider-response-next').disabled = true;
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}
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});
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function end_trial(){
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jsPsych.pluginAPI.clearAllTimeouts();
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// save data
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var trialdata = {
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"rt": response.rt,
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"response": response.response
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};
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display_element.innerHTML = '';
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// next trial
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jsPsych.finishTrial(trialdata);
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}
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if (trial.stimulus_duration > 0) {
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jsPsych.pluginAPI.setTimeout(function() {
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display_element.querySelector('#jspsych-html-slider-response-stimulus').style.visibility = 'hidden';
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}, trial.stimulus_duration);
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}
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// end trial if trial_duration is set
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if (trial.trial_duration > 0) {
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jsPsych.pluginAPI.setTimeout(function() {
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end_trial();
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}, trial.trial_duration);
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}
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var startTime = (new Date()).getTime();
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};
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return plugin;
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})();
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