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https://github.com/codeninjasllc/codecombat.git
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122 lines
4.3 KiB
CoffeeScript
122 lines
4.3 KiB
CoffeeScript
PAST_PATH_ALPHA = 0.75
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PAST_PATH_WIDTH = 5
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FUTURE_PATH_ALPHA = 0.75
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FUTURE_PATH_WIDTH = 4
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TARGET_ALPHA = 1
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TARGET_WIDTH = 10
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FUTURE_PATH_INTERVAL_DIVISOR = 4
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PAST_PATH_INTERVAL_DIVISOR = 2
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Camera = require './Camera'
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CocoClass = require 'core/CocoClass'
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module.exports = class TrailMaster extends CocoClass
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world: null
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constructor: (@camera, @layerAdapter) ->
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super()
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@tweenedSprites = []
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@tweens = []
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@listenTo @layerAdapter, 'new-spritesheet', -> @generatePaths(@world, @thang)
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generatePaths: (@world, @thang) ->
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return if @generatingPaths
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@generatingPaths = true
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@cleanUp()
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@createGraphics()
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pathDisplayObject = new createjs.SpriteContainer(@layerAdapter.spriteSheet)
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pathDisplayObject.mouseEnabled = pathDisplayObject.mouseChildren = false
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pathDisplayObject.addChild @createFuturePath()
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# pathDisplayObject.addChild @createPastPath() # Just made the animated path the full path... do we want to have past and future look different again?
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pathDisplayObject.addChild @createTargets()
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@generatingPaths = false
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return pathDisplayObject
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cleanUp: ->
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createjs.Tween.removeTweens(sprite) for sprite in @tweenedSprites
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@tweenedSprites = []
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@tweens = []
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createGraphics: ->
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@targetDotKey = @cachePathDot(TARGET_WIDTH, @colorForThang(@thang.team, TARGET_ALPHA), [0, 0, 0, 1])
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@pastDotKey = @cachePathDot(PAST_PATH_WIDTH, @colorForThang(@thang.team, PAST_PATH_ALPHA), [0, 0, 0, 1])
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@futureDotKey = @cachePathDot(FUTURE_PATH_WIDTH, [255, 255, 255, FUTURE_PATH_ALPHA], @colorForThang(@thang.team, 1))
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cachePathDot: (width, fillColor, strokeColor) ->
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key = "path-dot-#{width}-#{fillColor}-#{strokeColor}"
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fillColor = createjs.Graphics.getRGB(fillColor...)
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strokeColor = createjs.Graphics.getRGB(strokeColor...)
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unless key in @layerAdapter.spriteSheet.getAnimations()
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circle = new createjs.Shape()
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radius = width/2
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circle.graphics.setStrokeStyle(width/5).beginFill(fillColor).beginStroke(strokeColor).drawCircle(0, 0, radius)
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@layerAdapter.addCustomGraphic(key, circle, [-radius*1.5, -radius*1.5, radius*3, radius*3])
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return key
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colorForThang: (team, alpha=1.0) ->
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rgb = [0, 255, 0]
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rgb = [255, 0, 0] if team is 'humans'
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rgb = [0, 0, 255] if team is 'ogres'
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rgb.push(alpha)
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return rgb
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createPastPath: ->
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return unless points = @world.pointsForThang @thang.id, @camera
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interval = Math.max(1, parseInt(@world.frameRate / PAST_PATH_INTERVAL_DIVISOR))
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params = { interval: interval, frameKey: @pastDotKey }
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return @createPath(points, params)
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createFuturePath: ->
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return unless points = @world.pointsForThang @thang.id, @camera
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interval = Math.max(1, parseInt(@world.frameRate / FUTURE_PATH_INTERVAL_DIVISOR))
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params = { interval: interval, animate: true, frameKey: @futureDotKey }
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return @createPath(points, params)
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createTargets: ->
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return unless @thang.allTargets
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container = new createjs.SpriteContainer(@layerAdapter.spriteSheet)
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for x, i in @thang.allTargets by 2
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y = @thang.allTargets[i + 1]
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sup = @camera.worldToSurface x: x, y: y
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sprite = new createjs.Sprite(@layerAdapter.spriteSheet)
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sprite.scaleX = sprite.scaleY = 1 / @layerAdapter.resolutionFactor
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sprite.scaleY *= @camera.y2x
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sprite.gotoAndStop(@targetDotKey)
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sprite.x = sup.x
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sprite.y = sup.y
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container.addChild(sprite)
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return container
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createPath: (points, options={}) ->
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options = options or {}
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interval = options.interval or 8
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key = options.frameKey or @pastDotKey
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container = new createjs.SpriteContainer(@layerAdapter.spriteSheet)
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for x, i in points by interval * 2
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y = points[i + 1]
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sprite = new createjs.Sprite(@layerAdapter.spriteSheet)
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sprite.scaleX = sprite.scaleY = 1 / @layerAdapter.resolutionFactor
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sprite.scaleY *= @camera.y2x
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sprite.gotoAndStop(key)
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sprite.x = x
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sprite.y = y
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container.addChild(sprite)
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if lastSprite and options.animate
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tween = createjs.Tween.get(lastSprite, {loop: true}).to({x:x, y:y}, 1000)
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@tweenedSprites.push lastSprite
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@tweens.push tween
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lastSprite = sprite
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@logged = true
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container
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play: ->
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tween.setPaused(false) for tween in @tweens
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stop: ->
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tween.setPaused(true) for tween in @tweens
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destroy: ->
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@cleanUp()
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super()
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