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phaser/docs/Phaser.Line.html
photonstorm d9323de752 Docs and Examples update.
2014-02-12 15:26:29 +00:00

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Phaser Class: Line</title>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/sunlight.default.css">
<link type="text/css" rel="stylesheet" href="styles/site.cerulean.css">
</head>
<body>
<div class="container-fluid">
<div class="navbar navbar-fixed-top navbar-inverse">
<div class="navbar-inner">
<a class="brand" href="index.html">Phaser</a>
<ul class="nav">
<li class="dropdown">
<a href="namespaces.list.html" class="dropdown-toggle" data-toggle="dropdown">Namespaces<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="Phaser.html">Phaser</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="classes.list.html" class="dropdown-toggle" data-toggle="dropdown">Classes<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="Phaser.Animation.html">Animation</a>
</li>
<li>
<a href="Phaser.AnimationManager.html">AnimationManager</a>
</li>
<li>
<a href="Phaser.AnimationParser.html">AnimationParser</a>
</li>
<li>
<a href="Phaser.BitmapData.html">BitmapData</a>
</li>
<li>
<a href="Phaser.BitmapText.html">BitmapText</a>
</li>
<li>
<a href="Phaser.Button.html">Button</a>
</li>
<li>
<a href="Phaser.Cache.html">Cache</a>
</li>
<li>
<a href="Phaser.Camera.html">Camera</a>
</li>
<li>
<a href="Phaser.Canvas.html">Canvas</a>
</li>
<li>
<a href="Phaser.Circle.html">Circle</a>
</li>
<li>
<a href="Phaser.Color.html">Color</a>
</li>
<li>
<a href="Phaser.Device.html">Device</a>
</li>
<li>
<a href="Phaser.DOMSprite.html">DOMSprite</a>
</li>
<li>
<a href="Phaser.Easing.html">Easing</a>
</li>
<li>
<a href="Phaser.Easing.Back.html">Back</a>
</li>
<li>
<a href="Phaser.Easing.Bounce.html">Bounce</a>
</li>
<li>
<a href="Phaser.Easing.Circular.html">Circular</a>
</li>
<li>
<a href="Phaser.Easing.Cubic.html">Cubic</a>
</li>
<li>
<a href="Phaser.Easing.Elastic.html">Elastic</a>
</li>
<li>
<a href="Phaser.Easing.Exponential.html">Exponential</a>
</li>
<li>
<a href="Phaser.Easing.Linear.html">Linear</a>
</li>
<li>
<a href="Phaser.Easing.Quadratic.html">Quadratic</a>
</li>
<li>
<a href="Phaser.Easing.Quartic.html">Quartic</a>
</li>
<li>
<a href="Phaser.Easing.Quintic.html">Quintic</a>
</li>
<li>
<a href="Phaser.Easing.Sinusoidal.html">Sinusoidal</a>
</li>
<li>
<a href="Phaser.Events.html">Events</a>
</li>
<li>
<a href="Phaser.Filter.html">Filter</a>
</li>
<li>
<a href="Phaser.Frame.html">Frame</a>
</li>
<li>
<a href="Phaser.FrameData.html">FrameData</a>
</li>
<li>
<a href="Phaser.Game.html">Game</a>
</li>
<li>
<a href="Phaser.GameObjectFactory.html">GameObjectFactory</a>
</li>
<li>
<a href="Phaser.Gamepad.html">Gamepad</a>
</li>
<li>
<a href="Phaser.GamepadButton.html">GamepadButton</a>
</li>
<li>
<a href="Phaser.Graphics.html">Graphics</a>
</li>
<li>
<a href="Phaser.Group.html">Group</a>
</li>
<li>
<a href="Phaser.Input.html">Input</a>
</li>
<li>
<a href="Phaser.InputHandler.html">InputHandler</a>
</li>
<li>
<a href="Phaser.Key.html">Key</a>
</li>
<li>
<a href="Phaser.Keyboard.html">Keyboard</a>
</li>
<li>
<a href="Phaser.Line.html">Line</a>
</li>
<li>
<a href="Phaser.LinkedList.html">LinkedList</a>
</li>
<li>
<a href="Phaser.Loader.html">Loader</a>
</li>
<li>
<a href="Phaser.LoaderParser.html">LoaderParser</a>
</li>
<li>
<a href="Phaser.Math.html">Math</a>
</li>
<li>
<a href="Phaser.Mouse.html">Mouse</a>
</li>
<li>
<a href="Phaser.MSPointer.html">MSPointer</a>
</li>
<li>
<a href="Phaser.Net.html">Net</a>
</li>
<li>
<a href="Phaser.Particles.html">Particles</a>
</li>
<li>
<a href="Phaser.Particles.Arcade.Emitter.html">Emitter</a>
</li>
<li>
<a href="Phaser.Physics.html">Physics</a>
</li>
<li>
<a href="Phaser.Physics.Arcade.html">Arcade</a>
</li>
<li>
<a href="Phaser.Physics.Arcade.Body.html">Body</a>
</li>
<li>
<a href="Phaser.Plugin.html">Plugin</a>
</li>
<li>
<a href="Phaser.PluginManager.html">PluginManager</a>
</li>
<li>
<a href="Phaser.Point.html">Point</a>
</li>
<li>
<a href="Phaser.Pointer.html">Pointer</a>
</li>
<li>
<a href="Phaser.Polygon.html">Polygon</a>
</li>
<li>
<a href="Phaser.QuadTree.html">QuadTree</a>
</li>
<li>
<a href="Phaser.RandomDataGenerator.html">RandomDataGenerator</a>
</li>
<li>
<a href="Phaser.Rectangle.html">Rectangle</a>
</li>
<li>
<a href="Phaser.RenderTexture.html">RenderTexture</a>
</li>
<li>
<a href="Phaser.RequestAnimationFrame.html">RequestAnimationFrame</a>
</li>
<li>
<a href="Phaser.Signal.html">Signal</a>
</li>
<li>
<a href="Phaser.SinglePad.html">SinglePad</a>
</li>
<li>
<a href="Phaser.Sound.html">Sound</a>
</li>
<li>
<a href="Phaser.SoundManager.html">SoundManager</a>
</li>
<li>
<a href="Phaser.Sprite.html">Sprite</a>
</li>
<li>
<a href="Phaser.Stage.html">Stage</a>
</li>
<li>
<a href="Phaser.StageScaleMode.html">StageScaleMode</a>
</li>
<li>
<a href="Phaser.State.html">State</a>
</li>
<li>
<a href="Phaser.StateManager.html">StateManager</a>
</li>
<li>
<a href="Phaser.Text.html">Text</a>
</li>
<li>
<a href="Phaser.Tile.html">Tile</a>
</li>
<li>
<a href="Phaser.Tilemap.html">Tilemap</a>
</li>
<li>
<a href="Phaser.TilemapLayer.html">TilemapLayer</a>
</li>
<li>
<a href="Phaser.TilemapParser.html">TilemapParser</a>
</li>
<li>
<a href="Phaser.Tileset.html">Tileset</a>
</li>
<li>
<a href="Phaser.TileSprite.html">TileSprite</a>
</li>
<li>
<a href="Phaser.Time.html">Time</a>
</li>
<li>
<a href="Phaser.Timer.html">Timer</a>
</li>
<li>
<a href="Phaser.TimerEvent.html">TimerEvent</a>
</li>
<li>
<a href="Phaser.Touch.html">Touch</a>
</li>
<li>
<a href="Phaser.Tween.html">Tween</a>
</li>
<li>
<a href="Phaser.TweenManager.html">TweenManager</a>
</li>
<li>
<a href="Phaser.Utils.html">Utils</a>
</li>
<li>
<a href="Phaser.Utils.Debug.html">Debug</a>
</li>
<li>
<a href="Phaser.World.html">World</a>
</li>
<li>
<a href="SignalBinding.html">SignalBinding</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="global.html" class="dropdown-toggle" data-toggle="dropdown">Global<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="global.html#SAT">SAT</a>
</li>
</ul>
</li>
</ul>
</div>
</div>
<div class="row-fluid">
<div class="span8">
<div id="main">
<h1 class="page-title">Class: Line</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="Phaser.html">Phaser</a>.</span>
Line
</h2>
<div class="class-description"><p>Phaser - Line</p></div>
</header>
<article>
<div class="container-overview">
<dt>
<h4 class="name" id="Line"><span class="type-signature"></span>new Line<span class="signature">(<span class="optional">x1</span>, <span class="optional">y1</span>, <span class="optional">x2</span>, <span class="optional">y2</span>)</span><span class="type-signature"> &rarr; {<a href="Phaser.Line.html">Phaser.Line</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Creates a new Line object with a start and an end point.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</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">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The x coordinate of the start of the line.</p></td>
</tr>
<tr>
<td class="name"><code>y1</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The y coordinate of the start of the line.</p></td>
</tr>
<tr>
<td class="name"><code>x2</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The x coordinate of the end of the line.</p></td>
</tr>
<tr>
<td class="name"><code>y2</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The y coordinate of the end of the line.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-18">line 18</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>This line object</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Phaser.Line.html">Phaser.Line</a></span>
</dd>
</dl>
</dd>
</div>
<h3 class="subsection-title">Members</h3>
<dl>
<dt>
<h4 class="name" id="angle"><span class="type-signature">&lt;readonly> </span>angle<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>angle</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>Gets the angle of the line.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Line.js.html">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-144">line 144</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="end"><span class="type-signature"></span>end<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>end</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="description last"><p>The end point of the line.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Line.js.html">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-33">line 33</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="length"><span class="type-signature">&lt;readonly> </span>length<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>length</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>Gets the length of the line segment.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Line.js.html">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-131">line 131</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="perpSlope"><span class="type-signature">&lt;readonly> </span>perpSlope<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>perpSlope</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>Gets the perpendicular slope of the line (x/y).</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Line.js.html">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-170">line 170</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="slope"><span class="type-signature">&lt;readonly> </span>slope<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>slope</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>Gets the slope of the line (y/x).</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Line.js.html">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-157">line 157</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="start"><span class="type-signature"></span>start<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<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"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="description last"><p>The start point of the line.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Line.js.html">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-28">line 28</a>
</li></ul></dd>
</dl>
</dd>
</dl>
<h3 class="subsection-title">Methods</h3>
<dl>
<dt>
<h4 class="name" id="intersects"><span class="type-signature">&lt;static> </span>intersects<span class="signature">(a, b, e, f, <span class="optional">asSegment</span>, <span class="optional">result</span>)</span><span class="type-signature"> &rarr; {<a href="Phaser.Point.html">Phaser.Point</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Checks for intersection between two lines as defined by the given start and end points.
If asSegment is true it will check for line segment intersection. If asSegment is false it will check for line intersection.
Returns the intersection segment of AB and EF as a Point, or null if there is no intersection.
Adapted from code by Keith Hair</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The start of the first Line to be checked.</p></td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The end of the first line to be checked.</p></td>
</tr>
<tr>
<td class="name"><code>e</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The start of the second Line to be checked.</p></td>
</tr>
<tr>
<td class="name"><code>f</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The end of the second line to be checked.</p></td>
</tr>
<tr>
<td class="name"><code>asSegment</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
true
</td>
<td class="description last"><p>If true it will check for segment intersection, otherwise full line intersection.</p></td>
</tr>
<tr>
<td class="name"><code>result</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
</td>
<td class="description last"><p>A Point object to store the result in, if not given a new one will be created.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-183">line 183</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>The intersection segment of the two lines as a Point, or null if there is no intersection.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="intersects"><span class="type-signature">&lt;static> </span>intersects<span class="signature">(a, b, <span class="optional">asSegment</span>, <span class="optional">result</span>)</span><span class="type-signature"> &rarr; {<a href="Phaser.Point.html">Phaser.Point</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Checks for intersection between two lines.
If asSegment is true it will check for segment intersection.
If asSegment is false it will check for line intersection.
Returns the intersection segment of AB and EF as a Point, or null if there is no intersection.
Adapted from code by Keith Hair</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>a</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Line.html">Phaser.Line</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The first Line to be checked.</p></td>
</tr>
<tr>
<td class="name"><code>b</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Line.html">Phaser.Line</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The second Line to be checked.</p></td>
</tr>
<tr>
<td class="name"><code>asSegment</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
true
</td>
<td class="description last"><p>If true it will check for segment intersection, otherwise full line intersection.</p></td>
</tr>
<tr>
<td class="name"><code>result</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
</td>
<td class="description last"><p>A Point object to store the result in, if not given a new one will be created.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-246">line 246</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>The intersection segment of the two lines as a Point, or null if there is no intersection.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="fromSprite"><span class="type-signature"></span>fromSprite<span class="signature">(startSprite, endSprite, <span class="optional">useCenter</span>)</span><span class="type-signature"> &rarr; {<a href="Phaser.Line.html">Phaser.Line</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Sets the line to match the x/y coordinates of the two given sprites.
Can optionally be calculated from their center coordinates.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>startSprite</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Sprite.html">Phaser.Sprite</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The coordinates of this Sprite will be set to the Line.start point.</p></td>
</tr>
<tr>
<td class="name"><code>endSprite</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Sprite.html">Phaser.Sprite</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The coordinates of this Sprite will be set to the Line.start point.</p></td>
</tr>
<tr>
<td class="name"><code>useCenter</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
true
</td>
<td class="description last"><p>If true it will use startSprite.center.x, if false startSprite.x.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-57">line 57</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>This line object</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Phaser.Line.html">Phaser.Line</a></span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="intersects"><span class="type-signature"></span>intersects<span class="signature">(line, <span class="optional">asSegment</span>, <span class="optional">result</span>)</span><span class="type-signature"> &rarr; {<a href="Phaser.Point.html">Phaser.Point</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Checks for intersection between this line and another Line.
If asSegment is true it will check for segment intersection. If asSegment is false it will check for line intersection.
Returns the intersection segment of AB and EF as a Point, or null if there is no intersection.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>line</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Line.html">Phaser.Line</a></span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>The line to check against this one.</p></td>
</tr>
<tr>
<td class="name"><code>asSegment</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
true
</td>
<td class="description last"><p>If true it will check for segment intersection, otherwise full line intersection.</p></td>
</tr>
<tr>
<td class="name"><code>result</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
</td>
<td class="description last"><p>A Point object to store the result in, if not given a new one will be created.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-81">line 81</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>The intersection segment of the two lines as a Point, or null if there is no intersection.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Phaser.Point.html">Phaser.Point</a></span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="pointOnLine"><span class="type-signature"></span>pointOnLine<span class="signature">(x, y)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
</dt>
<dd>
<div class="description">
<p>Tests if the given coordinates fall on this line. See pointOnSegment to test against just the line segment.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<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>The line to check against this one.</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"><p>The line to check against this one.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-98">line 98</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>True if the point is on the line, false if not.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="pointOnSegment"><span class="type-signature"></span>pointOnSegment<span class="signature">(x, y)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
</dt>
<dd>
<div class="description">
<p>Tests if the given coordinates fall on this line and within the segment. See pointOnLine to test against just the line.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<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>The line to check against this one.</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"><p>The line to check against this one.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-111">line 111</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>True if the point is on the line and segment, false if not.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="setTo"><span class="type-signature"></span>setTo<span class="signature">(<span class="optional">x1</span>, <span class="optional">y1</span>, <span class="optional">x2</span>, <span class="optional">y2</span>)</span><span class="type-signature"> &rarr; {<a href="Phaser.Line.html">Phaser.Line</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Sets the components of the Line to the specified values.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</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">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The x coordinate of the start of the line.</p></td>
</tr>
<tr>
<td class="name"><code>y1</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The y coordinate of the start of the line.</p></td>
</tr>
<tr>
<td class="name"><code>x2</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The x coordinate of the end of the line.</p></td>
</tr>
<tr>
<td class="name"><code>y2</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
0
</td>
<td class="description last"><p>The y coordinate of the end of the line.</p></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">geom/Line.js</a>, <a href="Line.js.html#sunlight-1-line-39">line 39</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>This line object</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="Phaser.Line.html">Phaser.Line</a></span>
</dd>
</dl>
</dd>
</dl>
</article>
</section>
</div>
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Phaser Copyright © 2012-2014 Photon Storm Ltd.
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a>
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