codecombat/app/lib/surface/SingularSprite.coffee

78 lines
3.7 KiB
CoffeeScript

SpriteBuilder = require 'lib/sprites/SpriteBuilder'
floors = ['Dungeon Floor', 'Indoor Floor', 'Grass', 'Grass01', 'Grass02', 'Grass03', 'Grass04', 'Grass05', 'Goal Trigger', 'Obstacle', 'Sand 01', 'Sand 02', 'Sand 03', 'Sand 04', 'Sand 05', 'Sand 06', 'Talus 1', 'Talus 2', 'Talus 3', 'Talus 4', 'Talus 5', 'Talus 6', 'Firn 1', 'Firn 2', 'Firn 3', 'Firn 4', 'Firn 5', 'Firn 6', 'Ice Rink 1', 'Ice Rink 2', 'Ice Rink 3', 'Firn Cliff']
module.exports = class SingularSprite extends createjs.Sprite
childMovieClips: null
constructor: (@spriteSheet, @thangType, @spriteSheetPrefix, @resolutionFactor=SPRITE_RESOLUTION_FACTOR) ->
super(@spriteSheet)
destroy: ->
@removeAllEventListeners()
gotoAndPlay: (actionName) -> @goto(actionName, false)
gotoAndStop: (actionName) -> @goto(actionName, true)
_gotoAndPlay: createjs.Sprite.prototype.gotoAndPlay
_gotoAndStop: createjs.Sprite.prototype.gotoAndStop
goto: (actionName, @paused=true) ->
@actionNotSupported = false
action = @thangType.getActions()[actionName]
randomStart = _.string.startsWith(actionName, 'move')
reg = action.positions?.registration or @thangType.get('positions')?.registration or {x:0, y:0}
if action.animation
@framerate = (action.framerate ? 20) * (action.speed ? 1)
func = if @paused then '_gotoAndStop' else '_gotoAndPlay'
animationName = @spriteSheetPrefix + actionName
@[func](animationName)
if @currentFrame is 0 or @usePlaceholders
@_gotoAndStop(0)
@notifyActionNeedsRender(action)
bounds = @thangType.get('raw').animations[action.animation].bounds
actionScale = (action.scale ? @thangType.get('scale') ? 1)
@scaleX = actionScale * bounds[2] / (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor)
@scaleY = actionScale * bounds[3] / (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor)
@regX = (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor) * ((-reg.x - bounds[0]) / bounds[2])
@regY = (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor) * ((-reg.y - bounds[1]) / bounds[3])
else
scale = @resolutionFactor * (action.scale ? @thangType.get('scale') ? 1)
@regX = -reg.x * scale
@regY = -reg.y * scale
@scaleX = @scaleY = 1 / @resolutionFactor
@framerate = action.framerate or 20
if randomStart and frames = @spriteSheet.getAnimation(animationName)?.frames
@currentAnimationFrame = Math.floor(Math.random() * frames.length)
if action.container
animationName = @spriteSheetPrefix + actionName
@_gotoAndStop(animationName)
if @currentFrame is 0 or @usePlaceholders
@_gotoAndStop(0)
@notifyActionNeedsRender(action)
bounds = @thangType.get('raw').containers[action.container].b
actionScale = (action.scale ? @thangType.get('scale') ? 1)
@scaleX = actionScale * bounds[2] / (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor)
@scaleY = actionScale * bounds[3] / (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor)
@regX = (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor) * ((-reg.x - bounds[0]) / bounds[2])
@regY = (SPRITE_PLACEHOLDER_WIDTH * @resolutionFactor) * ((-reg.y - bounds[1]) / bounds[3])
else
scale = @resolutionFactor * (action.scale ? @thangType.get('scale') ? 1)
@regX = -reg.x * scale
@regY = -reg.y * scale
@scaleX = @scaleY = 1 / @resolutionFactor
@scaleX *= -1 if action.flipX
@scaleY *= -1 if action.flipY
@baseScaleX = @scaleX
@baseScaleY = @scaleY
if @camera and @thangType.get('name') in floors
@baseScaleY *= @camera.y2x
@currentAnimation = actionName
return
notifyActionNeedsRender: (action) ->
@lank?.trigger('action-needs-render', @lank, action)