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2184 lines
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HTML
2184 lines
61 KiB
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<a href="Phaser.FlexGrid.html">FlexGrid</a>
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<a href="Phaser.FlexLayer.html">FlexLayer</a>
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<a href="Phaser.Frame.html">Frame</a>
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<a href="Phaser.Game.html">Game</a>
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<a href="Phaser.GameObjectCreator.html">GameObjectCreator</a>
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<a href="Phaser.Group.html">Group</a>
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<a href="Phaser.Line.html">Line</a>
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<a href="Phaser.Net.html">Net</a>
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<a href="Phaser.Particle.html">Particle</a>
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<a href="Phaser.Particles.html">Particles</a>
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<li class="class-depth-3">
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<a href="Phaser.Particles.Arcade.Emitter.html">Emitter</a>
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<a href="Phaser.Physics.Ninja.Circle.html">Circle</a>
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<a href="Phaser.Physics.Ninja.Tile.html">Tile</a>
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<a href="Phaser.Physics.P2.html">P2</a>
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<a href="Phaser.Physics.P2.Body.html">Body</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.BodyDebug.html">BodyDebug</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.CollisionGroup.html">CollisionGroup</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.ContactMaterial.html">ContactMaterial</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.DistanceConstraint.html">DistanceConstraint</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.FixtureList.html">FixtureList</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.GearConstraint.html">GearConstraint</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.InversePointProxy.html">InversePointProxy</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.LockConstraint.html">LockConstraint</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.Material.html">Material</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.PointProxy.html">PointProxy</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.PrismaticConstraint.html">PrismaticConstraint</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.RevoluteConstraint.html">RevoluteConstraint</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.RotationalSpring.html">RotationalSpring</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.Spring.html">Spring</a>
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<a href="Phaser.Plugin.html">Plugin</a>
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<a href="Phaser.PluginManager.html">PluginManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Point.html">Point</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Pointer.html">Pointer</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Polygon.html">Polygon</a>
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<li class="class-depth-1">
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<a href="Phaser.QuadTree.html">QuadTree</a>
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<a href="Phaser.RandomDataGenerator.html">RandomDataGenerator</a>
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<a href="Phaser.Rectangle.html">Rectangle</a>
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<a href="Phaser.RenderTexture.html">RenderTexture</a>
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<a href="Phaser.RequestAnimationFrame.html">RequestAnimationFrame</a>
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<a href="Phaser.RetroFont.html">RetroFont</a>
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<li class="class-depth-1">
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<a href="Phaser.Rope.html">Rope</a>
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<li class="class-depth-1">
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<a href="Phaser.ScaleManager.html">ScaleManager</a>
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<li class="class-depth-1">
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<a href="Phaser.Signal.html">Signal</a>
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<a href="Phaser.SignalBinding.html">SignalBinding</a>
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<a href="Phaser.SinglePad.html">SinglePad</a>
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<a href="Phaser.Sound.html">Sound</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.SoundManager.html">SoundManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Sprite.html">Sprite</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.SpriteBatch.html">SpriteBatch</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Stage.html">Stage</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.State.html">State</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.StateManager.html">StateManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Text.html">Text</a>
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<li class="class-depth-1">
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<a href="Phaser.Tile.html">Tile</a>
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<li class="class-depth-1">
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<a href="Phaser.Tilemap.html">Tilemap</a>
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<li class="class-depth-1">
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<a href="Phaser.TilemapLayer.html">TilemapLayer</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TilemapParser.html">TilemapParser</a>
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<li class="class-depth-1">
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<a href="Phaser.Tileset.html">Tileset</a>
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<li class="class-depth-1">
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<a href="Phaser.TileSprite.html">TileSprite</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Time.html">Time</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Timer.html">Timer</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TimerEvent.html">TimerEvent</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Touch.html">Touch</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Tween.html">Tween</a>
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<li class="class-depth-1">
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<a href="Phaser.TweenData.html">TweenData</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TweenManager.html">TweenManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Utils.html">Utils</a>
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</li>
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<li class="class-depth-2">
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<a href="Phaser.Utils.Debug.html">Debug</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.World.html">World</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.AbstractFilter.html">AbstractFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.AjaxRequest.html">AjaxRequest</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.AlphaMaskFilter.html">AlphaMaskFilter</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.AsciiFilter.html">AsciiFilter</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.AssetLoader.html">AssetLoader</a>
|
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</li>
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|
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<li class="class-depth-1">
|
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<a href="PIXI.AtlasLoader.html">AtlasLoader</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BaseTexture.html">BaseTexture</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BitmapFontLoader.html">BitmapFontLoader</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BitmapText.html">BitmapText</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BlurFilter.html">BlurFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BlurXFilter.html">BlurXFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BlurYFilter.html">BlurYFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CanvasBuffer.html">CanvasBuffer</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CanvasGraphics.html">CanvasGraphics</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CanvasMaskManager.html">CanvasMaskManager</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CanvasRenderer.html">CanvasRenderer</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CanvasTinter.html">CanvasTinter</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.Circle.html">Circle</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.ColorMatrixFilter.html">ColorMatrixFilter</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.ColorStepFilter.html">ColorStepFilter</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.ComplexPrimitiveShader.html">ComplexPrimitiveShader</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.ConvolutionFilter.html">ConvolutionFilter</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.CrossHatchFilter.html">CrossHatchFilter</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.DisplacementFilter.html">DisplacementFilter</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.DisplayObject.html">DisplayObject</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.DisplayObjectContainer.html">DisplayObjectContainer</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.DotScreenFilter.html">DotScreenFilter</a>
|
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</li>
|
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<li class="class-depth-1">
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<a href="PIXI.Ellipse.html">Ellipse</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.Event.html">Event</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.EventTarget.html">EventTarget</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.FilterBlock.html">FilterBlock</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.FilterTexture.html">FilterTexture</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.Graphics.html">Graphics</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.GraphicsData.html">GraphicsData</a>
|
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</li>
|
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<li class="class-depth-1">
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<a href="PIXI.GrayFilter.html">GrayFilter</a>
|
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</li>
|
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<li class="class-depth-1">
|
|
<a href="PIXI.ImageLoader.html">ImageLoader</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.InteractionData.html">InteractionData</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.InteractionManager.html">InteractionManager</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.InvertFilter.html">InvertFilter</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.JsonLoader.html">JsonLoader</a>
|
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</li>
|
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<li class="class-depth-1">
|
|
<a href="PIXI.Matrix.html">Matrix</a>
|
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</li>
|
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|
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<li class="class-depth-1">
|
|
<a href="PIXI.MovieClip.html">MovieClip</a>
|
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</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.NoiseFilter.html">NoiseFilter</a>
|
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</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.NormalMapFilter.html">NormalMapFilter</a>
|
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</li>
|
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|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PixelateFilter.html">PixelateFilter</a>
|
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</li>
|
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|
|
<li class="class-depth-1">
|
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<a href="PIXI.PIXI.html">PIXI</a>
|
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</li>
|
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|
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<li class="class-depth-1">
|
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<a href="PIXI.PixiFastShader.html">PixiFastShader</a>
|
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</li>
|
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|
|
<li class="class-depth-1">
|
|
<a href="PIXI.PixiShader.html">PixiShader</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
|
<a href="PIXI.Point.html">Point</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Polygon.html">Polygon</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.Rectangle.html">Rectangle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.RenderTexture.html">RenderTexture</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.RGBSplitFilter.html">RGBSplitFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Rope.html">Rope</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.RoundedRectangle.html">RoundedRectangle</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SepiaFilter.html">SepiaFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SmartBlurFilter.html">SmartBlurFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Spine.html">Spine</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SpineLoader.html">SpineLoader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SpineTextureLoader.html">SpineTextureLoader</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.SpriteSheetLoader.html">SpriteSheetLoader</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Stage.html">Stage</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.Text.html">Text</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.TiltShiftFilter.html">TiltShiftFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.TiltShiftXFilter.html">TiltShiftXFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.TiltShiftYFilter.html">TiltShiftYFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.TwistFilter.html">TwistFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.VideoTexture.html">VideoTexture</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="#" class="dropdown-toggle" data-toggle="dropdown">Core<b class="caret"></b></a>
|
|
<ul class="dropdown-menu ">
|
|
<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.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.InputManager.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.Emitter.html">Emitter</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.Rectangle.html">Rectangle</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Point.html">Point</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Line.html">Line</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Ellipse.html">Ellipse</a></li>
|
|
<li class="class-depth-1"><a href="Phaser.Polygon.html">Polygon</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.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="https://github.com/photonstorm/phaser">Phaser Github</a></li>
|
|
<li class="class-depth-1"><a href="http://examples.phaser.io">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="https://confirmsubscription.com/h/r/369DE48E3E86AF1E">Newsletter</a></li>
|
|
<li class="class-depth-1"><a href="https://twitter.com/photonstorm">Twitter</a></li>
|
|
<li class="class-depth-1"><a href="http://www.html5gamedevs.com/topic/4470-official-phaserio-irc-channel-phaserio-on-freenode/">IRC</a></li>
|
|
<li class="class-depth-1"><a href="https://www.gittip.com/photonstorm/">GitTip</a></li>
|
|
</ul>
|
|
</li>
|
|
|
|
</ul>
|
|
</div>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
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|
|
|
|
<div class="span12">
|
|
|
|
<div id="main">
|
|
|
|
|
|
|
|
<h1 class="page-title">Source: d:/wamp/www/phaser/src/pixi/primitives/Graphics.js</h1>
|
|
|
|
<section>
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<article>
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<pre class="sunlight-highlight-javascript linenums">/**
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* @author Mat Groves http://matgroves.com/ @Doormat23
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*/
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/**
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* The Graphics class contains methods used to draw primitive shapes such as lines, circles and rectangles to the display, and color and fill them.
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*
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* @class Graphics
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* @extends DisplayObjectContainer
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* @constructor
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*/
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PIXI.Graphics = function()
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{
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PIXI.DisplayObjectContainer.call( this );
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this.renderable = true;
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/**
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* The alpha value used when filling the Graphics object.
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*
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* @property fillAlpha
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* @type Number
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*/
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this.fillAlpha = 1;
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/**
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* The width (thickness) of any lines drawn.
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*
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* @property lineWidth
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* @type Number
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*/
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this.lineWidth = 0;
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/**
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* The color of any lines drawn.
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*
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* @property lineColor
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* @type String
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* @default 0
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*/
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this.lineColor = 0;
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/**
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* Graphics data
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*
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* @property graphicsData
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* @type Array
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* @private
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*/
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this.graphicsData = [];
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/**
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* The tint applied to the graphic shape. This is a hex value. Apply a value of 0xFFFFFF to reset the tint.
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*
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* @property tint
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* @type Number
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* @default 0xFFFFFF
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*/
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this.tint = 0xFFFFFF;
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/**
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* The blend mode to be applied to the graphic shape. Apply a value of PIXI.blendModes.NORMAL to reset the blend mode.
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*
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* @property blendMode
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* @type Number
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* @default PIXI.blendModes.NORMAL;
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*/
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this.blendMode = PIXI.blendModes.NORMAL;
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/**
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* Current path
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*
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* @property currentPath
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* @type Object
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* @private
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*/
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this.currentPath = null;
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/**
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* Array containing some WebGL-related properties used by the WebGL renderer.
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*
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* @property _webGL
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* @type Array
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* @private
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*/
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this._webGL = [];
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/**
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* Whether this shape is being used as a mask.
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*
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* @property isMask
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* @type Boolean
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*/
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this.isMask = false;
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/**
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* The bounds' padding used for bounds calculation.
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*
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* @property boundsPadding
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* @type Number
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*/
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this.boundsPadding = 0;
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this._localBounds = new PIXI.Rectangle(0,0,1,1);
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/**
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* Used to detect if the graphics object has changed. If this is set to true then the graphics object will be recalculated.
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*
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* @property dirty
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* @type Boolean
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* @private
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*/
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this.dirty = true;
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/**
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* Used to detect if the webgl graphics object has changed. If this is set to true then the graphics object will be recalculated.
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*
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* @property webGLDirty
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* @type Boolean
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* @private
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*/
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this.webGLDirty = false;
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/**
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* Used to detect if the cached sprite object needs to be updated.
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*
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* @property cachedSpriteDirty
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* @type Boolean
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* @private
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*/
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this.cachedSpriteDirty = false;
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};
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// constructor
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PIXI.Graphics.prototype = Object.create( PIXI.DisplayObjectContainer.prototype );
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PIXI.Graphics.prototype.constructor = PIXI.Graphics;
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/**
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* When cacheAsBitmap is set to true the graphics object will be rendered as if it was a sprite.
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* This is useful if your graphics element does not change often, as it will speed up the rendering of the object in exchange for taking up texture memory.
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* It is also useful if you need the graphics object to be anti-aliased, because it will be rendered using canvas.
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* This is not recommended if you are constantly redrawing the graphics element.
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*
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* @property cacheAsBitmap
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* @type Boolean
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* @default false
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* @private
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*/
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Object.defineProperty(PIXI.Graphics.prototype, "cacheAsBitmap", {
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get: function() {
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return this._cacheAsBitmap;
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},
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set: function(value) {
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this._cacheAsBitmap = value;
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if(this._cacheAsBitmap)
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{
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this._generateCachedSprite();
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}
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else
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{
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this.destroyCachedSprite();
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this.dirty = true;
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}
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}
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});
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/**
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* Specifies the line style used for subsequent calls to Graphics methods such as the lineTo() method or the drawCircle() method.
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*
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* @method lineStyle
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* @param lineWidth {Number} width of the line to draw, will update the objects stored style
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* @param color {Number} color of the line to draw, will update the objects stored style
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* @param alpha {Number} alpha of the line to draw, will update the objects stored style
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.lineStyle = function(lineWidth, color, alpha)
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{
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this.lineWidth = lineWidth || 0;
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this.lineColor = color || 0;
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this.lineAlpha = (arguments.length < 3) ? 1 : alpha;
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if(this.currentPath)
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{
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if(this.currentPath.shape.points.length)
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{
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// halfway through a line? start a new one!
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this.drawShape( new PIXI.Polygon( this.currentPath.shape.points.slice(-2) ));
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return this;
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}
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// otherwise its empty so lets just set the line properties
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this.currentPath.lineWidth = this.lineWidth;
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this.currentPath.lineColor = this.lineColor;
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this.currentPath.lineAlpha = this.lineAlpha;
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}
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return this;
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};
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/**
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* Moves the current drawing position to x, y.
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*
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* @method moveTo
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* @param x {Number} the X coordinate to move to
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* @param y {Number} the Y coordinate to move to
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.moveTo = function(x, y)
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{
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this.drawShape(new PIXI.Polygon([x,y]));
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return this;
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};
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/**
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* Draws a line using the current line style from the current drawing position to (x, y);
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* The current drawing position is then set to (x, y).
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*
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* @method lineTo
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* @param x {Number} the X coordinate to draw to
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* @param y {Number} the Y coordinate to draw to
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.lineTo = function(x, y)
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{
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this.currentPath.shape.points.push(x, y);
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this.dirty = true;
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return this;
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};
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/**
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* Calculate the points for a quadratic bezier curve and then draws it.
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* Based on: https://stackoverflow.com/questions/785097/how-do-i-implement-a-bezier-curve-in-c
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*
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* @method quadraticCurveTo
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* @param cpX {Number} Control point x
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* @param cpY {Number} Control point y
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* @param toX {Number} Destination point x
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* @param toY {Number} Destination point y
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.quadraticCurveTo = function(cpX, cpY, toX, toY)
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{
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if( this.currentPath )
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{
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if(this.currentPath.shape.points.length === 0)this.currentPath.shape.points = [0,0];
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}
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else
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{
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this.moveTo(0,0);
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}
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var xa,
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ya,
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n = 20,
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points = this.currentPath.shape.points;
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if(points.length === 0)this.moveTo(0, 0);
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var fromX = points[points.length-2];
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var fromY = points[points.length-1];
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var j = 0;
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for (var i = 1; i <= n; i++ )
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{
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j = i / n;
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xa = fromX + ( (cpX - fromX) * j );
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ya = fromY + ( (cpY - fromY) * j );
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points.push( xa + ( ((cpX + ( (toX - cpX) * j )) - xa) * j ),
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ya + ( ((cpY + ( (toY - cpY) * j )) - ya) * j ) );
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}
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this.dirty = true;
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return this;
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};
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/**
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* Calculate the points for a bezier curve and then draws it.
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*
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* @method bezierCurveTo
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* @param cpX {Number} Control point x
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* @param cpY {Number} Control point y
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* @param cpX2 {Number} Second Control point x
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* @param cpY2 {Number} Second Control point y
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* @param toX {Number} Destination point x
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* @param toY {Number} Destination point y
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.bezierCurveTo = function(cpX, cpY, cpX2, cpY2, toX, toY)
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{
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if( this.currentPath )
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{
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if(this.currentPath.shape.points.length === 0)this.currentPath.shape.points = [0,0];
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}
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else
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{
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this.moveTo(0,0);
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}
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var n = 20,
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dt,
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dt2,
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dt3,
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t2,
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t3,
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points = this.currentPath.shape.points;
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var fromX = points[points.length-2];
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var fromY = points[points.length-1];
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var j = 0;
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for (var i=1; i<=n; i++)
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{
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j = i / n;
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dt = (1 - j);
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dt2 = dt * dt;
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dt3 = dt2 * dt;
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t2 = j * j;
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t3 = t2 * j;
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points.push( dt3 * fromX + 3 * dt2 * j * cpX + 3 * dt * t2 * cpX2 + t3 * toX,
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dt3 * fromY + 3 * dt2 * j * cpY + 3 * dt * t2 * cpY2 + t3 * toY);
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}
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this.dirty = true;
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return this;
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};
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/*
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* The arcTo() method creates an arc/curve between two tangents on the canvas.
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*
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* "borrowed" from https://code.google.com/p/fxcanvas/ - thanks google!
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*
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* @method arcTo
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* @param x1 {Number} The x-coordinate of the beginning of the arc
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* @param y1 {Number} The y-coordinate of the beginning of the arc
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* @param x2 {Number} The x-coordinate of the end of the arc
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* @param y2 {Number} The y-coordinate of the end of the arc
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* @param radius {Number} The radius of the arc
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.arcTo = function(x1, y1, x2, y2, radius)
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{
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if( this.currentPath )
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{
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if(this.currentPath.shape.points.length === 0)
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{
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this.currentPath.shape.points.push(x1, y1);
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}
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}
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else
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{
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this.moveTo(x1, y1);
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}
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var points = this.currentPath.shape.points;
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var fromX = points[points.length-2];
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var fromY = points[points.length-1];
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var a1 = fromY - y1;
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var b1 = fromX - x1;
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var a2 = y2 - y1;
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var b2 = x2 - x1;
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var mm = Math.abs(a1 * b2 - b1 * a2);
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if (mm < 1.0e-8 || radius === 0)
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{
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if( points[points.length-2] !== x1 || points[points.length-1] !== y1)
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{
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//console.log(">>")
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points.push(x1, y1);
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}
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}
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else
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{
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var dd = a1 * a1 + b1 * b1;
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var cc = a2 * a2 + b2 * b2;
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var tt = a1 * a2 + b1 * b2;
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var k1 = radius * Math.sqrt(dd) / mm;
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var k2 = radius * Math.sqrt(cc) / mm;
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var j1 = k1 * tt / dd;
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var j2 = k2 * tt / cc;
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var cx = k1 * b2 + k2 * b1;
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var cy = k1 * a2 + k2 * a1;
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var px = b1 * (k2 + j1);
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var py = a1 * (k2 + j1);
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var qx = b2 * (k1 + j2);
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var qy = a2 * (k1 + j2);
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var startAngle = Math.atan2(py - cy, px - cx);
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var endAngle = Math.atan2(qy - cy, qx - cx);
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this.arc(cx + x1, cy + y1, radius, startAngle, endAngle, b1 * a2 > b2 * a1);
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}
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this.dirty = true;
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return this;
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};
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/**
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* The arc method creates an arc/curve (used to create circles, or parts of circles).
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*
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* @method arc
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* @param cx {Number} The x-coordinate of the center of the circle
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* @param cy {Number} The y-coordinate of the center of the circle
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* @param radius {Number} The radius of the circle
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* @param startAngle {Number} The starting angle, in radians (0 is at the 3 o'clock position of the arc's circle)
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* @param endAngle {Number} The ending angle, in radians
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* @param anticlockwise {Boolean} Optional. Specifies whether the drawing should be counterclockwise or clockwise. False is default, and indicates clockwise, while true indicates counter-clockwise.
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.arc = function(cx, cy, radius, startAngle, endAngle, anticlockwise)
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{
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var startX = cx + Math.cos(startAngle) * radius;
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var startY = cy + Math.sin(startAngle) * radius;
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var points;
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if( this.currentPath )
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{
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points = this.currentPath.shape.points;
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if(points.length === 0)
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{
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points.push(startX, startY);
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}
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else if( points[points.length-2] !== startX || points[points.length-1] !== startY)
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{
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points.push(startX, startY);
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}
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}
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else
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{
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this.moveTo(startX, startY);
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points = this.currentPath.shape.points;
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}
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if (startAngle === endAngle)return this;
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if( !anticlockwise && endAngle <= startAngle )
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{
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endAngle += Math.PI * 2;
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}
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else if( anticlockwise && startAngle <= endAngle )
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{
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startAngle += Math.PI * 2;
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}
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var sweep = anticlockwise ? (startAngle - endAngle) *-1 : (endAngle - startAngle);
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var segs = ( Math.abs(sweep)/ (Math.PI * 2) ) * 40;
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if( sweep === 0 ) return this;
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var theta = sweep/(segs*2);
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var theta2 = theta*2;
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var cTheta = Math.cos(theta);
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var sTheta = Math.sin(theta);
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var segMinus = segs - 1;
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var remainder = ( segMinus % 1 ) / segMinus;
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for(var i=0; i<=segMinus; i++)
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{
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var real = i + remainder * i;
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var angle = ((theta) + startAngle + (theta2 * real));
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var c = Math.cos(angle);
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var s = -Math.sin(angle);
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points.push(( (cTheta * c) + (sTheta * s) ) * radius + cx,
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( (cTheta * -s) + (sTheta * c) ) * radius + cy);
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}
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this.dirty = true;
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return this;
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};
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/**
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* Specifies a simple one-color fill that subsequent calls to other Graphics methods
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* (such as lineTo() or drawCircle()) use when drawing.
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*
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* @method beginFill
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* @param color {Number} the color of the fill
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* @param alpha {Number} the alpha of the fill
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.beginFill = function(color, alpha)
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{
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this.filling = true;
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this.fillColor = color || 0;
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this.fillAlpha = (alpha === undefined) ? 1 : alpha;
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if(this.currentPath)
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{
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if(this.currentPath.shape.points.length <= 2)
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{
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this.currentPath.fill = this.filling;
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this.currentPath.fillColor = this.fillColor;
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this.currentPath.fillAlpha = this.fillAlpha;
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}
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}
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return this;
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};
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/**
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* Applies a fill to the lines and shapes that were added since the last call to the beginFill() method.
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*
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* @method endFill
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.endFill = function()
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{
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this.filling = false;
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this.fillColor = null;
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this.fillAlpha = 1;
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return this;
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};
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/**
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* @method drawRect
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*
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* @param x {Number} The X coord of the top-left of the rectangle
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* @param y {Number} The Y coord of the top-left of the rectangle
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* @param width {Number} The width of the rectangle
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* @param height {Number} The height of the rectangle
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* @return {Graphics}
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*/
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PIXI.Graphics.prototype.drawRect = function( x, y, width, height )
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{
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this.drawShape(new PIXI.Rectangle(x,y, width, height));
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return this;
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};
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/**
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* @method drawRoundedRect
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*
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* @param x {Number} The X coord of the top-left of the rectangle
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* @param y {Number} The Y coord of the top-left of the rectangle
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* @param width {Number} The width of the rectangle
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* @param height {Number} The height of the rectangle
|
|
* @param radius {Number} Radius of the rectangle corners
|
|
*/
|
|
PIXI.Graphics.prototype.drawRoundedRect = function( x, y, width, height, radius )
|
|
{
|
|
this.drawShape(new PIXI.RoundedRectangle(x, y, width, height, radius));
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Draws a circle.
|
|
*
|
|
* @method drawCircle
|
|
* @param x {Number} The X coordinate of the center of the circle
|
|
* @param y {Number} The Y coordinate of the center of the circle
|
|
* @param radius {Number} The radius of the circle
|
|
* @return {Graphics}
|
|
*/
|
|
PIXI.Graphics.prototype.drawCircle = function(x, y, radius)
|
|
{
|
|
this.drawShape(new PIXI.Circle(x,y, radius));
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Draws an ellipse.
|
|
*
|
|
* @method drawEllipse
|
|
* @param x {Number} The X coordinate of the center of the ellipse
|
|
* @param y {Number} The Y coordinate of the center of the ellipse
|
|
* @param width {Number} The half width of the ellipse
|
|
* @param height {Number} The half height of the ellipse
|
|
* @return {Graphics}
|
|
*/
|
|
PIXI.Graphics.prototype.drawEllipse = function(x, y, width, height)
|
|
{
|
|
this.drawShape(new PIXI.Ellipse(x, y, width, height));
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Draws a polygon using the given path.
|
|
*
|
|
* @method drawPolygon
|
|
* @param path {Array} The path data used to construct the polygon.
|
|
* @return {Graphics}
|
|
*/
|
|
PIXI.Graphics.prototype.drawPolygon = function(path)
|
|
{
|
|
if(!(path instanceof Array))path = Array.prototype.slice.call(arguments);
|
|
this.drawShape(new PIXI.Polygon(path));
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Clears the graphics that were drawn to this Graphics object, and resets fill and line style settings.
|
|
*
|
|
* @method clear
|
|
* @return {Graphics}
|
|
*/
|
|
PIXI.Graphics.prototype.clear = function()
|
|
{
|
|
this.lineWidth = 0;
|
|
this.filling = false;
|
|
|
|
this.dirty = true;
|
|
this.clearDirty = true;
|
|
this.graphicsData = [];
|
|
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Useful function that returns a texture of the graphics object that can then be used to create sprites
|
|
* This can be quite useful if your geometry is complicated and needs to be reused multiple times.
|
|
*
|
|
* @method generateTexture
|
|
* @param resolution {Number} The resolution of the texture being generated
|
|
* @param scaleMode {Number} Should be one of the PIXI.scaleMode consts
|
|
* @return {Texture} a texture of the graphics object
|
|
*/
|
|
PIXI.Graphics.prototype.generateTexture = function(resolution, scaleMode)
|
|
{
|
|
resolution = resolution || 1;
|
|
|
|
var bounds = this.getBounds();
|
|
|
|
var canvasBuffer = new PIXI.CanvasBuffer(bounds.width * resolution, bounds.height * resolution);
|
|
|
|
var texture = PIXI.Texture.fromCanvas(canvasBuffer.canvas, scaleMode);
|
|
texture.baseTexture.resolution = resolution;
|
|
|
|
canvasBuffer.context.scale(resolution, resolution);
|
|
|
|
canvasBuffer.context.translate(-bounds.x,-bounds.y);
|
|
|
|
PIXI.CanvasGraphics.renderGraphics(this, canvasBuffer.context);
|
|
|
|
return texture;
|
|
};
|
|
|
|
/**
|
|
* Renders the object using the WebGL renderer
|
|
*
|
|
* @method _renderWebGL
|
|
* @param renderSession {RenderSession}
|
|
* @private
|
|
*/
|
|
PIXI.Graphics.prototype._renderWebGL = function(renderSession)
|
|
{
|
|
// if the sprite is not visible or the alpha is 0 then no need to render this element
|
|
if(this.visible === false || this.alpha === 0 || this.isMask === true)return;
|
|
|
|
if(this._cacheAsBitmap)
|
|
{
|
|
|
|
if(this.dirty || this.cachedSpriteDirty)
|
|
{
|
|
|
|
this._generateCachedSprite();
|
|
|
|
// we will also need to update the texture on the gpu too!
|
|
this.updateCachedSpriteTexture();
|
|
|
|
this.cachedSpriteDirty = false;
|
|
this.dirty = false;
|
|
}
|
|
|
|
this._cachedSprite.worldAlpha = this.worldAlpha;
|
|
PIXI.Sprite.prototype._renderWebGL.call(this._cachedSprite, renderSession);
|
|
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
renderSession.spriteBatch.stop();
|
|
renderSession.blendModeManager.setBlendMode(this.blendMode);
|
|
|
|
if(this._mask)renderSession.maskManager.pushMask(this._mask, renderSession);
|
|
if(this._filters)renderSession.filterManager.pushFilter(this._filterBlock);
|
|
|
|
// check blend mode
|
|
if(this.blendMode !== renderSession.spriteBatch.currentBlendMode)
|
|
{
|
|
renderSession.spriteBatch.currentBlendMode = this.blendMode;
|
|
var blendModeWebGL = PIXI.blendModesWebGL[renderSession.spriteBatch.currentBlendMode];
|
|
renderSession.spriteBatch.gl.blendFunc(blendModeWebGL[0], blendModeWebGL[1]);
|
|
}
|
|
|
|
// check if the webgl graphic needs to be updated
|
|
if(this.webGLDirty)
|
|
{
|
|
this.dirty = true;
|
|
this.webGLDirty = false;
|
|
}
|
|
|
|
PIXI.WebGLGraphics.renderGraphics(this, renderSession);
|
|
|
|
// only render if it has children!
|
|
if(this.children.length)
|
|
{
|
|
renderSession.spriteBatch.start();
|
|
|
|
// simple render children!
|
|
for(var i=0, j=this.children.length; i<j; i++)
|
|
{
|
|
this.children[i]._renderWebGL(renderSession);
|
|
}
|
|
|
|
renderSession.spriteBatch.stop();
|
|
}
|
|
|
|
if(this._filters)renderSession.filterManager.popFilter();
|
|
if(this._mask)renderSession.maskManager.popMask(this.mask, renderSession);
|
|
|
|
renderSession.drawCount++;
|
|
|
|
renderSession.spriteBatch.start();
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Renders the object using the Canvas renderer
|
|
*
|
|
* @method _renderCanvas
|
|
* @param renderSession {RenderSession}
|
|
* @private
|
|
*/
|
|
PIXI.Graphics.prototype._renderCanvas = function(renderSession)
|
|
{
|
|
// if the sprite is not visible or the alpha is 0 then no need to render this element
|
|
if(this.visible === false || this.alpha === 0 || this.isMask === true)return;
|
|
|
|
if(this._cacheAsBitmap)
|
|
{
|
|
if(this.dirty || this.cachedSpriteDirty)
|
|
{
|
|
this._generateCachedSprite();
|
|
|
|
// we will also need to update the texture
|
|
this.updateCachedSpriteTexture();
|
|
|
|
this.cachedSpriteDirty = false;
|
|
this.dirty = false;
|
|
}
|
|
|
|
this._cachedSprite.alpha = this.alpha;
|
|
PIXI.Sprite.prototype._renderCanvas.call(this._cachedSprite, renderSession);
|
|
|
|
return;
|
|
}
|
|
else
|
|
{
|
|
var context = renderSession.context;
|
|
var transform = this.worldTransform;
|
|
|
|
if(this.blendMode !== renderSession.currentBlendMode)
|
|
{
|
|
renderSession.currentBlendMode = this.blendMode;
|
|
context.globalCompositeOperation = PIXI.blendModesCanvas[renderSession.currentBlendMode];
|
|
}
|
|
|
|
if(this._mask)
|
|
{
|
|
renderSession.maskManager.pushMask(this._mask, renderSession);
|
|
}
|
|
|
|
var resolution = renderSession.resolution;
|
|
context.setTransform(transform.a * resolution,
|
|
transform.b * resolution,
|
|
transform.c * resolution,
|
|
transform.d * resolution,
|
|
transform.tx * resolution,
|
|
transform.ty * resolution);
|
|
|
|
PIXI.CanvasGraphics.renderGraphics(this, context);
|
|
|
|
// simple render children!
|
|
for(var i=0, j=this.children.length; i<j; i++)
|
|
{
|
|
this.children[i]._renderCanvas(renderSession);
|
|
}
|
|
|
|
if(this._mask)
|
|
{
|
|
renderSession.maskManager.popMask(renderSession);
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Retrieves the bounds of the graphic shape as a rectangle object
|
|
*
|
|
* @method getBounds
|
|
* @return {Rectangle} the rectangular bounding area
|
|
*/
|
|
PIXI.Graphics.prototype.getBounds = function( matrix )
|
|
{
|
|
// return an empty object if the item is a mask!
|
|
if(this.isMask)return PIXI.EmptyRectangle;
|
|
|
|
if(this.dirty)
|
|
{
|
|
this.updateLocalBounds();
|
|
this.webGLDirty = true;
|
|
this.cachedSpriteDirty = true;
|
|
this.dirty = false;
|
|
}
|
|
|
|
var bounds = this._localBounds;
|
|
|
|
var w0 = bounds.x;
|
|
var w1 = bounds.width + bounds.x;
|
|
|
|
var h0 = bounds.y;
|
|
var h1 = bounds.height + bounds.y;
|
|
|
|
var worldTransform = matrix || this.worldTransform;
|
|
|
|
var a = worldTransform.a;
|
|
var b = worldTransform.b;
|
|
var c = worldTransform.c;
|
|
var d = worldTransform.d;
|
|
var tx = worldTransform.tx;
|
|
var ty = worldTransform.ty;
|
|
|
|
var x1 = a * w1 + c * h1 + tx;
|
|
var y1 = d * h1 + b * w1 + ty;
|
|
|
|
var x2 = a * w0 + c * h1 + tx;
|
|
var y2 = d * h1 + b * w0 + ty;
|
|
|
|
var x3 = a * w0 + c * h0 + tx;
|
|
var y3 = d * h0 + b * w0 + ty;
|
|
|
|
var x4 = a * w1 + c * h0 + tx;
|
|
var y4 = d * h0 + b * w1 + ty;
|
|
|
|
var maxX = x1;
|
|
var maxY = y1;
|
|
|
|
var minX = x1;
|
|
var minY = y1;
|
|
|
|
minX = x2 < minX ? x2 : minX;
|
|
minX = x3 < minX ? x3 : minX;
|
|
minX = x4 < minX ? x4 : minX;
|
|
|
|
minY = y2 < minY ? y2 : minY;
|
|
minY = y3 < minY ? y3 : minY;
|
|
minY = y4 < minY ? y4 : minY;
|
|
|
|
maxX = x2 > maxX ? x2 : maxX;
|
|
maxX = x3 > maxX ? x3 : maxX;
|
|
maxX = x4 > maxX ? x4 : maxX;
|
|
|
|
maxY = y2 > maxY ? y2 : maxY;
|
|
maxY = y3 > maxY ? y3 : maxY;
|
|
maxY = y4 > maxY ? y4 : maxY;
|
|
|
|
this._bounds.x = minX;
|
|
this._bounds.width = maxX - minX;
|
|
|
|
this._bounds.y = minY;
|
|
this._bounds.height = maxY - minY;
|
|
|
|
return this._bounds;
|
|
};
|
|
|
|
/**
|
|
* Update the bounds of the object
|
|
*
|
|
* @method updateLocalBounds
|
|
*/
|
|
PIXI.Graphics.prototype.updateLocalBounds = function()
|
|
{
|
|
var minX = Infinity;
|
|
var maxX = -Infinity;
|
|
|
|
var minY = Infinity;
|
|
var maxY = -Infinity;
|
|
|
|
if(this.graphicsData.length)
|
|
{
|
|
var shape, points, x, y, w, h;
|
|
|
|
for (var i = 0; i < this.graphicsData.length; i++) {
|
|
var data = this.graphicsData[i];
|
|
var type = data.type;
|
|
var lineWidth = data.lineWidth;
|
|
shape = data.shape;
|
|
|
|
|
|
if(type === PIXI.Graphics.RECT || type === PIXI.Graphics.RREC)
|
|
{
|
|
x = shape.x - lineWidth/2;
|
|
y = shape.y - lineWidth/2;
|
|
w = shape.width + lineWidth;
|
|
h = shape.height + lineWidth;
|
|
|
|
minX = x < minX ? x : minX;
|
|
maxX = x + w > maxX ? x + w : maxX;
|
|
|
|
minY = y < minY ? y : minY;
|
|
maxY = y + h > maxY ? y + h : maxY;
|
|
}
|
|
else if(type === PIXI.Graphics.CIRC)
|
|
{
|
|
x = shape.x;
|
|
y = shape.y;
|
|
w = shape.radius + lineWidth/2;
|
|
h = shape.radius + lineWidth/2;
|
|
|
|
minX = x - w < minX ? x - w : minX;
|
|
maxX = x + w > maxX ? x + w : maxX;
|
|
|
|
minY = y - h < minY ? y - h : minY;
|
|
maxY = y + h > maxY ? y + h : maxY;
|
|
}
|
|
else if(type === PIXI.Graphics.ELIP)
|
|
{
|
|
x = shape.x;
|
|
y = shape.y;
|
|
w = shape.width + lineWidth/2;
|
|
h = shape.height + lineWidth/2;
|
|
|
|
minX = x - w < minX ? x - w : minX;
|
|
maxX = x + w > maxX ? x + w : maxX;
|
|
|
|
minY = y - h < minY ? y - h : minY;
|
|
maxY = y + h > maxY ? y + h : maxY;
|
|
}
|
|
else
|
|
{
|
|
// POLY
|
|
points = shape.points;
|
|
|
|
for (var j = 0; j < points.length; j+=2)
|
|
{
|
|
|
|
x = points[j];
|
|
y = points[j+1];
|
|
minX = x-lineWidth < minX ? x-lineWidth : minX;
|
|
maxX = x+lineWidth > maxX ? x+lineWidth : maxX;
|
|
|
|
minY = y-lineWidth < minY ? y-lineWidth : minY;
|
|
maxY = y+lineWidth > maxY ? y+lineWidth : maxY;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
minX = 0;
|
|
maxX = 0;
|
|
minY = 0;
|
|
maxY = 0;
|
|
}
|
|
|
|
var padding = this.boundsPadding;
|
|
|
|
this._localBounds.x = minX - padding;
|
|
this._localBounds.width = (maxX - minX) + padding * 2;
|
|
|
|
this._localBounds.y = minY - padding;
|
|
this._localBounds.height = (maxY - minY) + padding * 2;
|
|
};
|
|
|
|
/**
|
|
* Generates the cached sprite when the sprite has cacheAsBitmap = true
|
|
*
|
|
* @method _generateCachedSprite
|
|
* @private
|
|
*/
|
|
PIXI.Graphics.prototype._generateCachedSprite = function()
|
|
{
|
|
var bounds = this.getLocalBounds();
|
|
|
|
if(!this._cachedSprite)
|
|
{
|
|
var canvasBuffer = new PIXI.CanvasBuffer(bounds.width, bounds.height);
|
|
var texture = PIXI.Texture.fromCanvas(canvasBuffer.canvas);
|
|
|
|
this._cachedSprite = new PIXI.Sprite(texture);
|
|
this._cachedSprite.buffer = canvasBuffer;
|
|
|
|
this._cachedSprite.worldTransform = this.worldTransform;
|
|
}
|
|
else
|
|
{
|
|
this._cachedSprite.buffer.resize(bounds.width, bounds.height);
|
|
}
|
|
|
|
// leverage the anchor to account for the offset of the element
|
|
this._cachedSprite.anchor.x = -( bounds.x / bounds.width );
|
|
this._cachedSprite.anchor.y = -( bounds.y / bounds.height );
|
|
|
|
// this._cachedSprite.buffer.context.save();
|
|
this._cachedSprite.buffer.context.translate(-bounds.x,-bounds.y);
|
|
|
|
// make sure we set the alpha of the graphics to 1 for the render..
|
|
this.worldAlpha = 1;
|
|
|
|
// now render the graphic..
|
|
PIXI.CanvasGraphics.renderGraphics(this, this._cachedSprite.buffer.context);
|
|
this._cachedSprite.alpha = this.alpha;
|
|
};
|
|
|
|
/**
|
|
* Updates texture size based on canvas size
|
|
*
|
|
* @method updateCachedSpriteTexture
|
|
* @private
|
|
*/
|
|
PIXI.Graphics.prototype.updateCachedSpriteTexture = function()
|
|
{
|
|
var cachedSprite = this._cachedSprite;
|
|
var texture = cachedSprite.texture;
|
|
var canvas = cachedSprite.buffer.canvas;
|
|
|
|
texture.baseTexture.width = canvas.width;
|
|
texture.baseTexture.height = canvas.height;
|
|
texture.crop.width = texture.frame.width = canvas.width;
|
|
texture.crop.height = texture.frame.height = canvas.height;
|
|
|
|
cachedSprite._width = canvas.width;
|
|
cachedSprite._height = canvas.height;
|
|
|
|
// update the dirty base textures
|
|
texture.baseTexture.dirty();
|
|
};
|
|
|
|
/**
|
|
* Destroys a previous cached sprite.
|
|
*
|
|
* @method destroyCachedSprite
|
|
*/
|
|
PIXI.Graphics.prototype.destroyCachedSprite = function()
|
|
{
|
|
this._cachedSprite.texture.destroy(true);
|
|
|
|
// let the gc collect the unused sprite
|
|
// TODO could be object pooled!
|
|
this._cachedSprite = null;
|
|
};
|
|
|
|
/**
|
|
* Draws the given shape to this Graphics object. Can be any of Circle, Rectangle, Ellipse, Line or Polygon.
|
|
*
|
|
* @method drawShape
|
|
* @param {Circle|Rectangle|Ellipse|Line|Polygon} shape The Shape object to draw.
|
|
* @return {GraphicsData} The generated GraphicsData object.
|
|
*/
|
|
PIXI.Graphics.prototype.drawShape = function(shape)
|
|
{
|
|
if(this.currentPath)
|
|
{
|
|
// check current path!
|
|
if(this.currentPath.shape.points.length <= 2)this.graphicsData.pop();
|
|
}
|
|
|
|
this.currentPath = null;
|
|
|
|
var data = new PIXI.GraphicsData(this.lineWidth, this.lineColor, this.lineAlpha, this.fillColor, this.fillAlpha, this.filling, shape);
|
|
|
|
this.graphicsData.push(data);
|
|
|
|
if(data.type === PIXI.Graphics.POLY)
|
|
{
|
|
data.shape.closed = this.filling;
|
|
this.currentPath = data;
|
|
}
|
|
|
|
this.dirty = true;
|
|
|
|
return data;
|
|
};
|
|
|
|
/**
|
|
* A GraphicsData object.
|
|
*
|
|
* @class GraphicsData
|
|
* @constructor
|
|
*/
|
|
PIXI.GraphicsData = function(lineWidth, lineColor, lineAlpha, fillColor, fillAlpha, fill, shape)
|
|
{
|
|
this.lineWidth = lineWidth;
|
|
this.lineColor = lineColor;
|
|
this.lineAlpha = lineAlpha;
|
|
this._lineTint = lineColor;
|
|
|
|
this.fillColor = fillColor;
|
|
this.fillAlpha = fillAlpha;
|
|
this._fillTint = fillColor;
|
|
this.fill = fill;
|
|
|
|
this.shape = shape;
|
|
this.type = shape.type;
|
|
};
|
|
|
|
// SOME TYPES:
|
|
PIXI.Graphics.POLY = 0;
|
|
PIXI.Graphics.RECT = 1;
|
|
PIXI.Graphics.CIRC = 2;
|
|
PIXI.Graphics.ELIP = 3;
|
|
PIXI.Graphics.RREC = 4;
|
|
|
|
PIXI.Polygon.prototype.type = PIXI.Graphics.POLY;
|
|
PIXI.Rectangle.prototype.type = PIXI.Graphics.RECT;
|
|
PIXI.Circle.prototype.type = PIXI.Graphics.CIRC;
|
|
PIXI.Ellipse.prototype.type = PIXI.Graphics.ELIP;
|
|
PIXI.RoundedRectangle.prototype.type = PIXI.Graphics.RREC;
|
|
|
|
</pre>
|
|
</article>
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|
</section>
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</div>
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<div class="clearfix"></div>
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<footer>
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<span class="copyright">
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Phaser Copyright © 2012-2014 Photon Storm Ltd.
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</span>
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<br />
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<span class="jsdoc-message">
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a>
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on Tue Nov 25 2014 00:17:18 GMT-0000 (GMT) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
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<script> Sunlight.highlightAll({lineNumbers:true, showMenu: true, enableDoclinks :true}); </script>
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$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
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$( "#main span[id^='toc']" ).addClass( "toc-shim" );
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