mirror of
https://github.com/jspsych/jsPsych.git
synced 2025-05-10 11:10:54 +00:00
52 lines
1.7 KiB
HTML
52 lines
1.7 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script src="docs-demo-timeline.js"></script>
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<script src="https://unpkg.com/jspsych@7.3.1"></script>
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<script src="https://unpkg.com/@jspsych/plugin-canvas-button-response@1.1.2"></script>
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<script src="https://unpkg.com/@jspsych/plugin-html-button-response@1.1.2"></script>
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<link rel="stylesheet" href="https://unpkg.com/jspsych@7.3.1/css/jspsych.css" />
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<link rel="stylesheet" href="docs-demo.css" type="text/css" />
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</head>
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<body></body>
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<script>
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const jsPsych = initJsPsych();
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// write the canvas stimulus drawing function without using a named function
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// the anonymous function must take the canvas as an argument
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const lines = {
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type: jsPsychCanvasButtonResponse,
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stimulus: function(c) {
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const ctx = c.getContext("2d");
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// first line
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ctx.beginPath();
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ctx.moveTo(200, 10);
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ctx.lineTo(200, 250);
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ctx.lineWidth = 10;
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ctx.strokeStyle = 'MediumBlue';
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ctx.stroke();
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// second line
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ctx.beginPath();
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ctx.moveTo(20, 100);
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ctx.lineTo(100, 250);
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ctx.lineWidth = 10;
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ctx.strokeStyle = 'MediumPurple';
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ctx.stroke();
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},
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canvas_size: [300, 300],
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choices: ['Blue line', 'Purple line'],
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prompt: '<p>Which line is longer?</p>',
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data: {line1_color: 'blue', line1_length: 290, line2_color: "purple", line2_length: 170}
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};
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const timeline = [lines];
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if (typeof jsPsych !== "undefined") {
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jsPsych.run(generateDocsDemoTimeline(timeline));
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} else {
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document.body.innerHTML = '<div style="text-align:center; margin-top:50%; transform:translate(0,-50%);">You must be online to view the plugin demo.</div>';
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}
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</script>
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</html>
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