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- {ByteCode} = Raid.Render
- namespace Raid:Render:Primitive:
- class Path
- @[cache = $private('cache')] = {}
- CONTEXT = '2d'
- CANVAS = 'canvas'
- # internal properties
- parse = $private 'parse'
- parseWidth = $private 'parseWidth'
- parseHeight = $private 'parseHeight'
- bytecode = $private 'bytecode'
- buffer = $private 'buffer'
- # properies
- background = $private 'background'
- color = $private 'color'
- stroke = $private 'stroke'
- rotate = $private 'rotate'
- # initial properties
- @::[background] = undefined
- @::[color] = undefined
- @::[stroke] = undefined
- @::[buffer] = {
- width: 0
- height: 0
- }
- @::[rotate] = {
- degress: 0
- x: 0
- y: 0
- }
- # @private
- @::[parseWidth] = (w) ->
- @[buffer].width = w if @[buffer].width < w
- @canvas.width = @[buffer].width
- @
- # @private
- @::[parseHeight] = (h) ->
- @[buffer].height = h if @[buffer].height < h
- @canvas.height = @[buffer].height
- @
- # @private
- @::[parse] = (width, height) ->
- @[parseWidth](width)
- @[parseHeight](height)
- @
- # @private
- @::[bytecode] = ->
- @bc.render(@context)
- @
- constructor: ->
- @bc = (new ByteCode(@paths))
- @canvas = document.createElement CANVAS
- @context = @canvas.getContext CONTEXT
- # @property
- background: (bg) ->
- @[background] = bg
- do @flush
- @
- # @property
- color: (clr) ->
- @[color] = clr
- do @flush
- @
- # @property
- stroke: (size) ->
- @[stroke] = size
- do @flush
- @
- # @property
- rotate: (degress) ->
- @[rotate].degress = degress
- do @flush
- @
- # @helper
- buffer: -> @[buffer]
- # @helper
- flush: ->
- @constructor[cache][@bc.hash()] = undefined
- # @helper
- cache: (name, val) ->
- if val?
- @constructor[cache][name] = val
- else
- val = @constructor[cache][name]
- val
- # @helper
- define: (context, name, value) ->
- do (context, name) =>
- pName = $private name
- context.__defineSetter__ name, (nv) => @[pName] = nv
- context.__defineGetter__ name, => @[pName]
- @[pName] = value
- @
- # @bytecode
- line: (x, y) ->
- @bc.instruction line: [x, y]
- @[parse] x, y
- @
- # @bytecode
- quadratic: (curveX, curveY, x, y) ->
- @bc.instruction quadratic: [curveX, curveY, x, y]
- @[parse] x, y
- @
- # @bytecode
- bezier: (curveX, curveY, curve2X, curve2Y, x, y) ->
- @bc.instruction bezier: [curveX, curveY, curve2X, curve2Y, x, y]
- @[parse] x, y
- @
- # @bytecode
- arc: (curveX, curveY, x, y, radius) ->
- @bc.instruction arc: [curveX, curveY, x, y, radius]
- @[parse] x, y
- @
- # @bytecode
- move: (x, y) ->
- @bc.instruction move: [x, y]
- @[parse] x, y
- @
- # @render
- render: ->
- return value if value = @cache(@bc.hash())
- @context.save()
- @context.beginPath()
- @context.clearRect 0, 0, @[buffer].width, @[buffer].height
- @context.fillStyle = @[background] if @[background]?
- @context.strokeStyle = @[color] if @[color]?
- @context.lineWidth = @[stroke] if @[stroke]?
- @context.rotate(@[rotate].degress * Math.PI / 180)
- do @[bytecode]
- @context.fill() if @[background]?
- @context.stroke() if @[color]?
- @context.closePath()
- @context.restore()
- @cache(@bc.hash(), @canvas)
- # @render
- draw: (ctx, left = 0, top = 0, w, h) ->
- w = @[buffer].width unless w?
- h = @[buffer].height unless h?
- ctx.drawImage @render(), left, top, w, h
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