mirror of
https://github.com/photonstorm/phaser
synced 2024-11-23 21:24:09 +00:00
1457 lines
42 KiB
HTML
1457 lines
42 KiB
HTML
<!DOCTYPE html>
|
|
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>Phaser Source: src/geom/Polygon.js</title>
|
|
|
|
<!--[if lt IE 9]>
|
|
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
|
|
<![endif]-->
|
|
|
|
<link type="text/css" rel="stylesheet" href="styles/default.css">
|
|
|
|
<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 style="position: absolute; width: 143px; height: 31px; right: 10px; top: 10px; z-index: 1050"><a href="http://phaser.io"><img src="img/phaser.png" border="0" /></a></div>
|
|
<div class="navbar-inner">
|
|
<a class="brand" href="index.html">Phaser API</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 class="class-depth-0">
|
|
<a href="Phaser.html">Phaser</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="Phaser.KeyCode.html">KeyCode</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="PIXI.html">PIXI</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 class="class-depth-1">
|
|
<a href="Phaser.Animation.html">Animation</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.AnimationManager.html">AnimationManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.AnimationParser.html">AnimationParser</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.ArraySet.html">ArraySet</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.ArrayUtils.html">ArrayUtils</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.AudioSprite.html">AudioSprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.BitmapData.html">BitmapData</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.BitmapText.html">BitmapText</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Button.html">Button</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Cache.html">Cache</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Camera.html">Camera</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Canvas.html">Canvas</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Circle.html">Circle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Color.html">Color</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Angle.html">Angle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Animation.html">Animation</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.AutoCull.html">AutoCull</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Bounds.html">Bounds</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.BringToTop.html">BringToTop</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Core.html">Core</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Crop.html">Crop</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Delta.html">Delta</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Destroy.html">Destroy</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.FixedToCamera.html">FixedToCamera</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Health.html">Health</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.InCamera.html">InCamera</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.InputEnabled.html">InputEnabled</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.InWorld.html">InWorld</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.LifeSpan.html">LifeSpan</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.LoadTexture.html">LoadTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Overlap.html">Overlap</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.PhysicsBody.html">PhysicsBody</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Reset.html">Reset</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.ScaleMinMax.html">ScaleMinMax</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Component.Smoothed.html">Smoothed</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Create.html">Create</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Creature.html">Creature</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Device.html">Device</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.DeviceButton.html">DeviceButton</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.DOM.html">DOM</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Easing.html">Easing</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Back.html">Back</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Bounce.html">Bounce</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Circular.html">Circular</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Cubic.html">Cubic</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Elastic.html">Elastic</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Exponential.html">Exponential</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Linear.html">Linear</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Quadratic.html">Quadratic</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Quartic.html">Quartic</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Quintic.html">Quintic</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Easing.Sinusoidal.html">Sinusoidal</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Ellipse.html">Ellipse</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Events.html">Events</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Filter.html">Filter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.FlexGrid.html">FlexGrid</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.FlexLayer.html">FlexLayer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Frame.html">Frame</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.FrameData.html">FrameData</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Game.html">Game</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.GameObjectCreator.html">GameObjectCreator</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.GameObjectFactory.html">GameObjectFactory</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Gamepad.html">Gamepad</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Graphics.html">Graphics</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Group.html">Group</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Image.html">Image</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.ImageCollection.html">ImageCollection</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Input.html">Input</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.InputHandler.html">InputHandler</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Key.html">Key</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Keyboard.html">Keyboard</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Line.html">Line</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.LinkedList.html">LinkedList</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Loader.html">Loader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.LoaderParser.html">LoaderParser</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Math.html">Math</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Matrix.html">Matrix</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Mouse.html">Mouse</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.MSPointer.html">MSPointer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Net.html">Net</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Particle.html">Particle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Particles.html">Particles</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Particles.Arcade.html">Arcade</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Particles.Arcade.Emitter.html">Emitter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Physics.html">Physics</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Physics.Arcade.html">Arcade</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.Arcade.Body.html">Body</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.Arcade.TilemapCollision.html">TilemapCollision</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Physics.Ninja.html">Ninja</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.Ninja.AABB.html">AABB</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.Ninja.Body.html">Body</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.Ninja.Circle.html">Circle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.Ninja.Tile.html">Tile</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Physics.P2.html">P2</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.Body.html">Body</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.BodyDebug.html">BodyDebug</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.CollisionGroup.html">CollisionGroup</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.ContactMaterial.html">ContactMaterial</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.DistanceConstraint.html">DistanceConstraint</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.FixtureList.html">FixtureList</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.GearConstraint.html">GearConstraint</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.InversePointProxy.html">InversePointProxy</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.LockConstraint.html">LockConstraint</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.Material.html">Material</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.PointProxy.html">PointProxy</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.PrismaticConstraint.html">PrismaticConstraint</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.RevoluteConstraint.html">RevoluteConstraint</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.RotationalSpring.html">RotationalSpring</a>
|
|
</li>
|
|
|
|
<li class="class-depth-3">
|
|
<a href="Phaser.Physics.P2.Spring.html">Spring</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Plugin.html">Plugin</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.PluginManager.html">PluginManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Point.html">Point</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Pointer.html">Pointer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.PointerMode.html">PointerMode</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Polygon.html">Polygon</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.QuadTree.html">QuadTree</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.RandomDataGenerator.html">RandomDataGenerator</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Rectangle.html">Rectangle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.RenderTexture.html">RenderTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.RequestAnimationFrame.html">RequestAnimationFrame</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.RetroFont.html">RetroFont</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Rope.html">Rope</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.RoundedRectangle.html">RoundedRectangle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.ScaleManager.html">ScaleManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Signal.html">Signal</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.SignalBinding.html">SignalBinding</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.SinglePad.html">SinglePad</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Sound.html">Sound</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.SoundManager.html">SoundManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Sprite.html">Sprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.SpriteBatch.html">SpriteBatch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Stage.html">Stage</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.State.html">State</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.StateManager.html">StateManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Text.html">Text</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tile.html">Tile</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tilemap.html">Tilemap</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TilemapLayer.html">TilemapLayer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TilemapParser.html">TilemapParser</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tileset.html">Tileset</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TileSprite.html">TileSprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Time.html">Time</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Timer.html">Timer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TimerEvent.html">TimerEvent</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Touch.html">Touch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Tween.html">Tween</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TweenData.html">TweenData</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.TweenManager.html">TweenManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Utils.html">Utils</a>
|
|
</li>
|
|
|
|
<li class="class-depth-2">
|
|
<a href="Phaser.Utils.Debug.html">Debug</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.Video.html">Video</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="Phaser.World.html">World</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.AbstractFilter.html">AbstractFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.BaseTexture.html">BaseTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasBuffer.html">CanvasBuffer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasGraphics.html">CanvasGraphics</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasMaskManager.html">CanvasMaskManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasPool.html">CanvasPool</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasRenderer.html">CanvasRenderer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.CanvasTinter.html">CanvasTinter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.ComplexPrimitiveShader.html">ComplexPrimitiveShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.DisplayObject.html">DisplayObject</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.DisplayObjectContainer.html">DisplayObjectContainer</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Event.html">Event</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.EventTarget.html">EventTarget</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.FilterTexture.html">FilterTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Graphics.html">Graphics</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.GraphicsData.html">GraphicsData</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PIXI.html">PIXI</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PixiFastShader.html">PixiFastShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PixiShader.html">PixiShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PolyK.html">PolyK</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PrimitiveShader.html">PrimitiveShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.RenderTexture.html">RenderTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Rope.html">Rope</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Sprite.html">Sprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SpriteBatch.html">SpriteBatch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Strip.html">Strip</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.StripShader.html">StripShader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Texture.html">Texture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.TilingSprite.html">TilingSprite</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLBlendModeManager.html">WebGLBlendModeManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLFastSpriteBatch.html">WebGLFastSpriteBatch</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLFilterManager.html">WebGLFilterManager</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.WebGLRenderer.html">WebGLRenderer</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 class="class-depth-0">
|
|
<a href="global.html#AUTO">AUTO</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#BITMAPDATA">BITMAPDATA</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#BITMAPTEXT">BITMAPTEXT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#blendModes">blendModes</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#BUTTON">BUTTON</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CANVAS">CANVAS</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CANVAS_FILTER">CANVAS_FILTER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CIRCLE">CIRCLE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#CREATURE">CREATURE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#DOWN">DOWN</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#ELLIPSE">ELLIPSE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#EMITTER">EMITTER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#GAMES">GAMES</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#GRAPHICS">GRAPHICS</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#GROUP">GROUP</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#HEADLESS">HEADLESS</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#IMAGE">IMAGE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#LEFT">LEFT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#LINE">LINE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#MATRIX">MATRIX</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#NONE">NONE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#POINT">POINT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#POINTER">POINTER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#POLYGON">POLYGON</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RECTANGLE">RECTANGLE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RENDERTEXTURE">RENDERTEXTURE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RETROFONT">RETROFONT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#RIGHT">RIGHT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#ROPE">ROPE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#ROUNDEDRECTANGLE">ROUNDEDRECTANGLE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#scaleModes">scaleModes</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#SPRITE">SPRITE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#SPRITEBATCH">SPRITEBATCH</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TEXT">TEXT</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TILEMAP">TILEMAP</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TILEMAPLAYER">TILEMAPLAYER</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#TILESPRITE">TILESPRITE</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#UP">UP</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#VERSION">VERSION</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#VIDEO">VIDEO</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#WEBGL">WEBGL</a>
|
|
</li>
|
|
|
|
<li class="class-depth-0">
|
|
<a href="global.html#WEBGL_FILTER">WEBGL_FILTER</a>
|
|
</li>
|
|
|
|
|
|
</ul>
|
|
</li>
|
|
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Core<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.Game.html">Game</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Group.html">Group</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.World.html">World</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Loader.html">Loader</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Cache.html">Cache</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Time.html">Time</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Camera.html">Camera</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.StateManager.html">State Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.TweenManager.html">Tween Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.SoundManager.html">Sound Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Input.html">Input Manager</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.ScaleManager.html">Scale Manager</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Game Objects<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.GameObjectFactory.html">Factory (game.add)</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.GameObjectCreator.html">Creator (game.make)</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Sprite.html">Sprite</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Image.html">Image</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Sound.html">Sound</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Video.html">Video</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Particles.Arcade.Emitter.html">Particle Emitter</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Particle.html">Particle</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Text.html">Text</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Tween.html">Tween</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.BitmapText.html">BitmapText</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Tilemap.html">Tilemap</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.BitmapData.html">BitmapData</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.RetroFont.html">RetroFont</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Button.html">Button</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Animation.html">Animation</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Graphics.html">Graphics</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.RenderTexture.html">RenderTexture</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.TileSprite.html">TileSprite</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Geometry<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.Circle.html">Circle</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Ellipse.html">Ellipse</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Line.html">Line</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Matrix.html">Matrix</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Point.html">Point</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Polygon.html">Polygon</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Rectangle.html">Rectangle</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.RoundedRectangle.html">Rounded Rectangle</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Physics<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.Physics.Arcade.html">Arcade Physics</a></li>
|
|
<li class="class-depth-2"><a href="Phaser.Physics.Arcade.Body.html">Body</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Physics.P2.html">P2 Physics</a></li>
|
|
<li class="class-depth-2"><a href="Phaser.Physics.P2.Body.html">Body</a></li>
|
|
<li class="class-depth-2"><a href="Phaser.Physics.P2.Spring.html">Spring</a></li>
|
|
<li class="class-depth-2"><a href="Phaser.Physics.P2.CollisionGroup.html">CollisionGroup</a></li>
|
|
<li class="class-depth-2"><a href="Phaser.Physics.P2.ContactMaterial.html">ContactMaterial</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Physics.Ninja.html">Ninja Physics</a></li>
|
|
<li class="class-depth-2"><a href="Phaser.Physics.Body.html">Body</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Input<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.InputHandler.html">Input Handler</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Pointer.html">Pointer</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.DeviceButton.html">Device Button</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Mouse.html">Mouse</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Keyboard.html">Keyboard</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Key.html">Key</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Gamepad.html">Gamepad</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Community<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="http://phaser.io">Phaser Web Site</a></li>
|
|
<li class="class-depth-1"><a href="https://github.com/photonstorm/phaser">Phaser Github</a></li>
|
|
<li class="class-depth-1"><a href="http://phaser.io/examples">Phaser Examples</a></li>
|
|
<li class="class-depth-1"><a href="https://github.com/photonstorm/phaser-plugins">Phaser Plugins</a></li>
|
|
<li class="class-depth-1"><a href="http://www.html5gamedevs.com/forum/14-phaser/">Forum</a></li>
|
|
<li class="class-depth-1"><a href="http://stackoverflow.com/questions/tagged/phaser-framework">Stack Overflow</a></li>
|
|
<li class="class-depth-1"><a href="http://phaser.io/learn">Tutorials</a></li>
|
|
<li class="class-depth-1"><a href="https://confirmsubscription.com/h/r/369DE48E3E86AF1E">Newsletter</a></li>
|
|
<li class="class-depth-1"><a href="http://phaser.io/community/twitter">Twitter</a></li>
|
|
<li class="class-depth-1"><a href="http://phaser.io/community/irc">IRC</a></li>
|
|
<li class="class-depth-1"><a href="https://www.codeandweb.com/texturepacker/phaser">Texture Packer</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
</ul>
|
|
</div>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
|
|
|
|
|
<div class="span12">
|
|
|
|
<div id="main">
|
|
|
|
|
|
|
|
<h1 class="page-title">Source: src/geom/Polygon.js</h1>
|
|
|
|
<section>
|
|
<article>
|
|
<pre class="sunlight-highlight-javascript linenums">/**
|
|
* @author Richard Davey <rich@photonstorm.com>
|
|
* @author Adrien Brault <adrien.brault@gmail.com>
|
|
* @copyright 2015 Photon Storm Ltd.
|
|
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
|
|
*/
|
|
|
|
/**
|
|
* Creates a new Polygon.
|
|
*
|
|
* The points can be set from a variety of formats:
|
|
*
|
|
* - An array of Point objects: `[new Phaser.Point(x1, y1), ...]`
|
|
* - An array of objects with public x/y properties: `[obj1, obj2, ...]`
|
|
* - An array of paired numbers that represent point coordinates: `[x1,y1, x2,y2, ...]`
|
|
* - As separate Point arguments: `setTo(new Phaser.Point(x1, y1), ...)`
|
|
* - As separate objects with public x/y properties arguments: `setTo(obj1, obj2, ...)`
|
|
* - As separate arguments representing point coordinates: `setTo(x1,y1, x2,y2, ...)`
|
|
*
|
|
* @class Phaser.Polygon
|
|
* @constructor
|
|
* @param {Phaser.Point[]|number[]|...Phaser.Point|...number} points - The points to set.
|
|
*/
|
|
Phaser.Polygon = function () {
|
|
|
|
/**
|
|
* @property {number} area - The area of this Polygon.
|
|
*/
|
|
this.area = 0;
|
|
|
|
/**
|
|
* @property {array} _points - An array of Points that make up this Polygon.
|
|
* @private
|
|
*/
|
|
this._points = [];
|
|
|
|
if (arguments.length > 0)
|
|
{
|
|
this.setTo.apply(this, arguments);
|
|
}
|
|
|
|
/**
|
|
* @property {boolean} closed - Is the Polygon closed or not?
|
|
*/
|
|
this.closed = true;
|
|
|
|
/**
|
|
* @property {number} type - The base object type.
|
|
*/
|
|
this.type = Phaser.POLYGON;
|
|
|
|
};
|
|
|
|
Phaser.Polygon.prototype = {
|
|
|
|
/**
|
|
* Export the points as an array of flat numbers, following the sequence [ x,y, x,y, x,y ]
|
|
*
|
|
* @method Phaser.Polygon#toNumberArray
|
|
* @param {array} [output] - The array to append the points to. If not specified a new array will be created.
|
|
* @return {array} The flattened array.
|
|
*/
|
|
toNumberArray: function (output) {
|
|
|
|
if (output === undefined) { output = []; }
|
|
|
|
for (var i = 0; i < this._points.length; i++)
|
|
{
|
|
if (typeof this._points[i] === 'number')
|
|
{
|
|
output.push(this._points[i]);
|
|
output.push(this._points[i + 1]);
|
|
i++;
|
|
}
|
|
else
|
|
{
|
|
output.push(this._points[i].x);
|
|
output.push(this._points[i].y);
|
|
}
|
|
}
|
|
|
|
return output;
|
|
|
|
},
|
|
|
|
/**
|
|
* Flattens this Polygon so the points are a sequence of numbers. Any Point objects found are removed and replaced with two numbers.
|
|
*
|
|
* @method Phaser.Polygon#flatten
|
|
* @return {Phaser.Polygon} This Polygon object
|
|
*/
|
|
flatten: function () {
|
|
|
|
this._points = this.toNumberArray();
|
|
|
|
return this;
|
|
|
|
},
|
|
|
|
/**
|
|
* Creates a copy of the given Polygon.
|
|
* This is a deep clone, the resulting copy contains new Phaser.Point objects
|
|
*
|
|
* @method Phaser.Polygon#clone
|
|
* @param {Phaser.Polygon} [output=(new Polygon)] - The polygon to update. If not specified a new polygon will be created.
|
|
* @return {Phaser.Polygon} The cloned (`output`) polygon object.
|
|
*/
|
|
clone: function (output) {
|
|
|
|
var points = this._points.slice();
|
|
|
|
if (output === undefined || output === null)
|
|
{
|
|
output = new Phaser.Polygon(points);
|
|
}
|
|
else
|
|
{
|
|
output.setTo(points);
|
|
}
|
|
|
|
return output;
|
|
|
|
},
|
|
|
|
/**
|
|
* Checks whether the x and y coordinates are contained within this polygon.
|
|
*
|
|
* @method Phaser.Polygon#contains
|
|
* @param {number} x - The X value of the coordinate to test.
|
|
* @param {number} y - The Y value of the coordinate to test.
|
|
* @return {boolean} True if the coordinates are within this polygon, otherwise false.
|
|
*/
|
|
contains: function (x, y) {
|
|
|
|
// Adapted from http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html by Jonas Raoni Soares Silva
|
|
|
|
var length = this._points.length;
|
|
var inside = false;
|
|
|
|
for (var i = -1, j = length - 1; ++i < length; j = i)
|
|
{
|
|
var ix = this._points[i].x;
|
|
var iy = this._points[i].y;
|
|
|
|
var jx = this._points[j].x;
|
|
var jy = this._points[j].y;
|
|
|
|
if (((iy <= y && y < jy) || (jy <= y && y < iy)) && (x < (jx - ix) * (y - iy) / (jy - iy) + ix))
|
|
{
|
|
inside = !inside;
|
|
}
|
|
}
|
|
|
|
return inside;
|
|
|
|
},
|
|
|
|
/**
|
|
* Sets this Polygon to the given points.
|
|
*
|
|
* The points can be set from a variety of formats:
|
|
*
|
|
* - An array of Point objects: `[new Phaser.Point(x1, y1), ...]`
|
|
* - An array of objects with public x/y properties: `[obj1, obj2, ...]`
|
|
* - An array of paired numbers that represent point coordinates: `[x1,y1, x2,y2, ...]`
|
|
* - As separate Point arguments: `setTo(new Phaser.Point(x1, y1), ...)`
|
|
* - As separate objects with public x/y properties arguments: `setTo(obj1, obj2, ...)`
|
|
* - As separate arguments representing point coordinates: `setTo(x1,y1, x2,y2, ...)`
|
|
*
|
|
* `setTo` may also be called without any arguments to remove all points.
|
|
*
|
|
* @method Phaser.Polygon#setTo
|
|
* @param {Phaser.Point[]|number[]|...Phaser.Point|...number} points - The points to set.
|
|
* @return {Phaser.Polygon} This Polygon object
|
|
*/
|
|
setTo: function (points) {
|
|
|
|
this.area = 0;
|
|
this._points = [];
|
|
|
|
if (arguments.length > 0)
|
|
{
|
|
// If points isn't an array, use arguments as the array
|
|
if (!Array.isArray(points))
|
|
{
|
|
points = Array.prototype.slice.call(arguments);
|
|
}
|
|
|
|
var y0 = Number.MAX_VALUE;
|
|
|
|
// Allows for mixed-type arguments
|
|
for (var i = 0, len = points.length; i < len; i++)
|
|
{
|
|
if (typeof points[i] === 'number')
|
|
{
|
|
var p = new PIXI.Point(points[i], points[i + 1]);
|
|
i++;
|
|
}
|
|
else
|
|
{
|
|
var p = new PIXI.Point(points[i].x, points[i].y);
|
|
}
|
|
|
|
this._points.push(p);
|
|
|
|
// Lowest boundary
|
|
if (p.y < y0)
|
|
{
|
|
y0 = p.y;
|
|
}
|
|
}
|
|
|
|
this.calculateArea(y0);
|
|
}
|
|
|
|
return this;
|
|
|
|
},
|
|
|
|
/**
|
|
* Calcuates the area of the Polygon. This is available in the property Polygon.area
|
|
*
|
|
* @method Phaser.Polygon#calculateArea
|
|
* @private
|
|
* @param {number} y0 - The lowest boundary
|
|
* @return {number} The area of the Polygon.
|
|
*/
|
|
calculateArea: function (y0) {
|
|
|
|
var p1;
|
|
var p2;
|
|
var avgHeight;
|
|
var width;
|
|
|
|
for (var i = 0, len = this._points.length; i < len; i++)
|
|
{
|
|
p1 = this._points[i];
|
|
|
|
if (i === len - 1)
|
|
{
|
|
p2 = this._points[0];
|
|
}
|
|
else
|
|
{
|
|
p2 = this._points[i + 1];
|
|
}
|
|
|
|
avgHeight = ((p1.y - y0) + (p2.y - y0)) / 2;
|
|
width = p1.x - p2.x;
|
|
this.area += avgHeight * width;
|
|
}
|
|
|
|
return this.area;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
Phaser.Polygon.prototype.constructor = Phaser.Polygon;
|
|
|
|
/**
|
|
* Sets and modifies the points of this polygon.
|
|
*
|
|
* See {@link Phaser.Polygon#setTo setTo} for the different kinds of arrays formats that can be assigned.
|
|
*
|
|
* @name Phaser.Polygon#points
|
|
* @property {Phaser.Point[]} points - The array of vertex points.
|
|
* @deprecated Use `setTo`.
|
|
*/
|
|
Object.defineProperty(Phaser.Polygon.prototype, 'points', {
|
|
|
|
get: function() {
|
|
return this._points;
|
|
},
|
|
|
|
set: function(points) {
|
|
|
|
if (points != null)
|
|
{
|
|
this.setTo(points);
|
|
}
|
|
else
|
|
{
|
|
// Clear the points
|
|
this.setTo();
|
|
}
|
|
|
|
}
|
|
|
|
});
|
|
|
|
// Because PIXI uses its own type, we'll replace it with ours to avoid duplicating code or confusion.
|
|
PIXI.Polygon = Phaser.Polygon;
|
|
</pre>
|
|
</article>
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
<div class="clearfix"></div>
|
|
<footer>
|
|
|
|
|
|
<span class="copyright">
|
|
Phaser Copyright © 2012-2015 Photon Storm Ltd.
|
|
</span>
|
|
<br />
|
|
|
|
<span class="jsdoc-message">
|
|
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.2</a>
|
|
on Thu Oct 15 2015 12:04:56 GMT+0100 (GMT Daylight Time) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
|
|
</span>
|
|
</footer>
|
|
</div>
|
|
|
|
|
|
<br clear="both">
|
|
</div>
|
|
|
|
</div>
|
|
<script src="scripts/sunlight.js"></script>
|
|
<script src="scripts/sunlight.javascript.js"></script>
|
|
<script src="scripts/sunlight-plugin.doclinks.js"></script>
|
|
<script src="scripts/sunlight-plugin.linenumbers.js"></script>
|
|
<script src="scripts/sunlight-plugin.menu.js"></script>
|
|
<script src="scripts/jquery.min.js"></script>
|
|
<script src="scripts/jquery.scrollTo.js"></script>
|
|
<script src="scripts/jquery.localScroll.js"></script>
|
|
<script src="scripts/bootstrap-dropdown.js"></script>
|
|
<script src="scripts/toc.js"></script>
|
|
|
|
<script> Sunlight.highlightAll({lineNumbers:true, showMenu: true, enableDoclinks :true}); </script>
|
|
|
|
<script>
|
|
$( function () {
|
|
$( "#toc" ).toc( {
|
|
anchorName : function(i, heading, prefix) {
|
|
return $(heading).attr("id") || ( prefix + i );
|
|
},
|
|
selectors : "h1,h2,h3,h4",
|
|
showAndHide : false,
|
|
scrollTo : 60
|
|
} );
|
|
$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
|
|
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
|
|
|
|
} );
|
|
</script>
|
|
|
|
|
|
|
|
</body>
|
|
</html>
|