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81 lines
2.5 KiB
CoffeeScript
81 lines
2.5 KiB
CoffeeScript
CocoClass = require 'lib/CocoClass'
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module.exports = class CastingScreen extends CocoClass
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subscriptions:
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'tome:cast-spells': 'onCastingBegins'
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'god:new-world-created': 'onCastingEnds'
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'god:world-load-progress-changed': 'onWorldLoadProgressChanged'
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constructor: (options) ->
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super()
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options ?= {}
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@camera = options.camera
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@layer = options.layer
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console.error @toString(), "needs a camera." unless @camera
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console.error @toString(), "needs a layer." unless @layer
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@build()
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onCastingBegins: -> @show()
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onCastingEnds: -> @hide()
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toString: -> "<CastingScreen>"
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build: ->
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@dimLayer = new createjs.Container()
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@dimLayer.mouseEnabled = @dimLayer.mouseChildren = false
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@dimLayer.layerIndex = -11
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@dimLayer.addChild @dimScreen = new createjs.Shape()
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@dimScreen.graphics.beginFill("rgba(0,0,0,0.5)").rect 0, 0, @camera.canvasWidth, @camera.canvasHeight
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@dimLayer.alpha = 0
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@layer.addChild @dimLayer
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@dimLayer.addChild @makeProgressBar()
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@dimLayer.addChild @makeCastingText()
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onWorldLoadProgressChanged: (e) ->
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if new Date().getTime() - @t0 > 500
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createjs.Tween.removeTweens @progressBar
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createjs.Tween.get(@progressBar).to({scaleX:e.progress}, 200)
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makeProgressBar: ->
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BAR_PIXEL_HEIGHT = 3
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BAR_PCT_WIDTH = .75
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pixelWidth = parseInt(@camera.canvasWidth * BAR_PCT_WIDTH)
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pixelMargin = (@camera.canvasWidth - (@camera.canvasWidth * BAR_PCT_WIDTH)) / 2
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barY = 3 * (@camera.canvasHeight / 5)
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g = new createjs.Graphics()
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g.beginFill(createjs.Graphics.getRGB(255,255, 255))
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g.drawRoundRect(0,0,pixelWidth, BAR_PIXEL_HEIGHT, 3)
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@progressBar = new createjs.Shape(g)
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@progressBar.x = pixelMargin
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@progressBar.y = barY
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@progressBar.scaleX = 0
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@dimLayer.addChild(@progressBar)
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makeCastingText: ->
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size = @camera.canvasHeight / 15
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text = new createjs.Text("Casting", "#{size}px cursive", "#aaaaaa")
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text.regX = text.getMeasuredWidth() / 2
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text.regY = text.getMeasuredHeight() / 2
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text.x = @camera.canvasWidth / 2
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text.y = @camera.canvasHeight / 2
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@text = text
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return text
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show: ->
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return if @showing
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@showing = true
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@t0 = new Date().getTime()
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@progressBar.scaleX = 0
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@dimLayer.alpha = 0
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createjs.Tween.removeTweens @dimLayer
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createjs.Tween.get(@dimLayer).to({alpha:1}, 500)
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hide: ->
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return unless @showing
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@showing = false
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createjs.Tween.removeTweens @progressBar
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createjs.Tween.removeTweens @dimLayer
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createjs.Tween.get(@dimLayer).to({alpha:0}, 500)
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