scrawl-canvas
Version:
Version 8.9.4 - 19 Nov 2022
66 lines (53 loc) • 1.89 kB
HTML
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Demo Canvas 032</title>
<link href="css/normalize.css" rel="stylesheet" />
<link href="css/tests.css" rel="stylesheet" />
<style>
canvas {
background-color: lemonchiffon;
}
.button-menu {
text-align: center;
width: 100%;
}
</style>
</head>
<body>
<h1><a href="index.html">Scrawl-canvas v8</a> - Canvas test 032</h1>
<h2>Freehand drawing</h2>
<h3>Click-drag to draw lines<br />This canvas is resizable - drag the bottom right corner to change its dimensions.</h3>
<div class="button-menu">
<button id="clear-button">Clear lines</button>
<button id="undo-button">Undo</button>
<button id="redo-button">Redo</button>
</div>
<div class="canvas-container">
<canvas
id="mycanvas"
data-scrawl-canvas
data-is-responsive="true"
data-base-width="1000"
data-base-height="1000"
data-fit="contain"
data-base-background-color="honeydew"
></canvas>
</div>
<p id="reportmessage"></p>
<div class="testinfo">
<h4>Test purpose</h4>
<ul>
<li>Define a responsive canvas element with a fixed-dimensions base Cell</li>
<li>Implement line drawing functionality using Polyline entitys</li>
<li>Add in user interaction buttons to implement undo/redo, and clear canvas, functionality.</li>
</ul>
<p><b>Touch test:</b> canvas should be resizable. Known issue: new lines may not start, or may connect to previous line ends - the test needs to be reconsidered and rewritten to make UX more robust.</p>
<p><a href="../docs/demo/canvas-032.html">Annotated code</a></p>
</div>
<script src="canvas-032.js" type="module"></script>
</body>
</html>