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shape-points

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Generate points for simple shapes and curves: arcs, rectangles, rounded rectangles, circles, ellipses, bezierCurveTo, bezierCurveThrough (i.e., bezier curves through specific points)

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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>JSDoc: Global</title> <script src="scripts/prettify/prettify.js"> </script> <script src="scripts/prettify/lang-css.js"> </script> <!--[if lt IE 9]> <script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script> <![endif]--> <link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css"> <link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css"> </head> <body> <div id="main"> <h1 class="page-title">Global</h1> <section> <header> <h2></h2> </header> <article> <div class="container-overview"> <dl class="details"> </dl> </div> <h3 class="subsection-title">Methods</h3> <h4 class="name" id="bezierCurveTo"><span class="type-signature"></span>bezierCurveTo<span class="signature">(x1, y1, cp1x, cp1y, cp2x, cp2y, x2, y2, pointsInArc<span class="signature-attributes">opt</span>)</span><span class="type-signature"> &rarr; {array}</span></h4> <div class="description"> <p>Calculate points for a bezier curve with a starting point and two control points from https://stackoverflow.com/a/15399173/1955997</p> </div> <h5>Parameters:</h5> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th>Attributes</th> <th>Default</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>x1</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>starting point (usually a moveTo)</p></td> </tr> <tr> <td class="name"><code>y1</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>starting point</p></td> </tr> <tr> <td class="name"><code>cp1x</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>first control point</p></td> </tr> <tr> <td class="name"><code>cp1y</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>first control point</p></td> </tr> <tr> <td class="name"><code>cp2x</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>second control point</p></td> </tr> <tr> <td class="name"><code>cp2y</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>second control point</p></td> </tr> <tr> <td class="name"><code>x2</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>ending point</p></td> </tr> <tr> <td class="name"><code>y2</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"><p>ending point</p></td> </tr> <tr> <td class="name"><code>pointsInArc</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> &lt;optional><br> </td> <td class="default"> 5 </td> <td class="description last"></td> </tr> </tbody> </table> <dl class="details"> <dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="bezierCurveTo.js.html">bezierCurveTo.js</a>, <a href="bezierCurveTo.js.html#line15">line 15</a> </li></ul></dd> </dl> <h5>Returns:</h5> <div class="param-desc"> <p>[x1, y1, x2, y2, ... xn, yn]</p> </div> <dl> <dt> Type </dt> <dd> <span class="param-type">array</span> </dd> </dl> <h4 class="name" id="circle"><span class="type-signature"></span>circle<span class="signature">(x, y, radius, pointsInArc<span class="signature-attributes">opt</span>)</span><span class="type-signature"> &rarr; {array}</span></h4> <div class="description"> <p>calculate points for a circle (calculates using pointsInArc * 4)</p> </div> <h5>Parameters:</h5> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th>Attributes</th> <th>Default</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>x</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>y</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>radius</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>pointsInArc</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> &lt;optional><br> </td> <td class="default"> 5 </td> <td class="description last"></td> </tr> </tbody> </table> <dl class="details"> <dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="circle.js.html">circle.js</a>, <a href="circle.js.html#line9">line 9</a> </li></ul></dd> </dl> <h5>Returns:</h5> <div class="param-desc"> <p>[x1, y1, x2, y2, ... xn, yn]</p> </div> <dl> <dt> Type </dt> <dd> <span class="param-type">array</span> </dd> </dl> <h4 class="name" id="ellipse"><span class="type-signature"></span>ellipse<span class="signature">(x, y, rx, ry, pointsInArc<span class="signature-attributes">opt</span>)</span><span class="type-signature"> &rarr; {array}</span></h4> <div class="description"> <p>calculate points for a ellipse (calculates using pointsInArc * 4)</p> </div> <h5>Parameters:</h5> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th>Attributes</th> <th>Default</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>x</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>y</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>rx</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>ry</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="default"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>pointsInArc</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> &lt;optional><br> </td> <td class="default"> 5 </td> <td class="description last"></td> </tr> </tbody> </table> <dl class="details"> <dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="ellipse.js.html">ellipse.js</a>, <a href="ellipse.js.html#line10">line 10</a> </li></ul></dd> </dl> <h5>Returns:</h5> <div class="param-desc"> <p>[x1, y1, x2, y2, ... xn, yn]</p> </div> <dl> <dt> Type </dt> <dd> <span class="param-type">array</span> </dd> </dl> <h4 class="name" id="line"><span class="type-signature"></span>line<span class="signature">(x1, y1, x2, y2, thickness<span class="signature-attributes">opt</span>)</span><span class="type-signature"> &rarr; {array}</span></h4> <div class="description"> <p>calculate points for a line with a certain thickness (either one thickness or a starting and ending thickness)</p> </div> <h5>Parameters:</h5> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th>Attributes</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>x1</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>y1</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>x2</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>y2</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="attributes"> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>thickness</code></td> <td class="type"> <span class="param-type">number</span> | <span class="param-type">object</span> </td> <td class="attributes"> &lt;optional><br> </td> <td class="description last"> <h6>Properties</h6> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>start</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>end</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> </tbody> </table> </td> </tr> </tbody> </table> <dl class="details"> <dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="line.js.html">line.js</a>, <a href="line.js.html#line12">line 12</a> </li></ul></dd> </dl> <h5>Returns:</h5> <div class="param-desc"> <p>[x1, y1, x2, y2, ... xn, yn]</p> </div> <dl> <dt> Type </dt> <dd> <span class="param-type">array</span> </dd> </dl> <h4 class="name" id="quadraticCurveTo"><span class="type-signature"></span>quadraticCurveTo<span class="signature">(x1, y1, cp1x, cp1y, x2, y2)</span><span class="type-signature"> &rarr; {array}</span></h4> <div class="description"> <p>calculate points in a quadratic curve</p> </div> <h5>Parameters:</h5> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>x1</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"><p>starting point</p></td> </tr> <tr> <td class="name"><code>y1</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>cp1x</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"><p>control point</p></td> </tr> <tr> <td class="name"><code>cp1y</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>x2</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"><p>ending point</p></td> </tr> <tr> <td class="name"><code>y2</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> </tbody> </table> <dl class="details"> <dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="quadraticCurveTo.js.html">quadraticCurveTo.js</a>, <a href="quadraticCurveTo.js.html#line11">line 11</a> </li></ul></dd> </dl> <h5>Returns:</h5> <div class="param-desc"> <p>[x1, y1, x2, y2, ... xn, yn]</p> </div> <dl> <dt> Type </dt> <dd> <span class="param-type">array</span> </dd> </dl> <h4 class="name" id="rect"><span class="type-signature"></span>rect<span class="signature">(x, y, width, height)</span><span class="type-signature"> &rarr; {array}</span></h4> <div class="description"> <p>calculate points for rectangle</p> </div> <h5>Parameters:</h5> <table class="params"> <thead> <tr> <th>Name</th> <th>Type</th> <th class="last">Description</th> </tr> </thead> <tbody> <tr> <td class="name"><code>x</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"><p>(center)</p></td> </tr> <tr> <td class="name"><code>y</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>width</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> <tr> <td class="name"><code>height</code></td> <td class="type"> <span class="param-type">number</span> </td> <td class="description last"></td> </tr> </tbody> </table> <dl class="details"> <dt class="tag-source">Source:</dt> <dd class="tag-source"><ul class="dummy"><li> <a href="rect.js.html">rect.js</a>, <a href="rect.js.html#line9">line 9</a> </li></ul></dd> </dl> <h5>Returns:</h5> <div class="param-desc"> <p>[x1, y1, x2, y2, ... xn, yn]</p> </div> <dl> <dt> Type </dt> <dd> <span class="param-type">array</span> </dd> </dl> </article> </section> </div> <nav> <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-shape-points.html">shape-points</a></li><li><a href="shape-points.module_arc.html">arc</a></li></ul><h3>Global</h3><ul><li><a href="global.html#bezierCurveTo">bezierCurveTo</a></li><li><a href="global.html#circle">circle</a></li><li><a href="global.html#ellipse">ellipse</a></li><li><a href="global.html#line">line</a></li><li><a href="global.html#quadraticCurveTo">quadraticCurveTo</a></li><li><a href="global.html#rect">rect</a></li></ul> </nav> <br class="clear"> <footer> Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.3</a> on Sat Sep 14 2019 08:58:02 GMT+0800 (Taipei Standard Time) </footer> <script> prettyPrint(); 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