pure_moai.lua

system = require("spine-hp/system") 
spine = require("spine-hp/spine") 

local width, height = 640, 480

MOAISim.openWindow("MOAI and Spine", width, height)

local viewport = MOAIViewport.new()
viewport:setSize(width, height)
viewport:setScale(width, -height)

local layer = MOAILayer2D.new()
layer:setViewport(viewport)
MOAISim.pushRenderPass(layer)


local attachmentLoader = spine.AttachmentLoader.new()
function attachmentLoader:createImage(attachment)
  local deck = MOAIGfxQuad2D.new()
  deck:setTexture("data/" .. attachment.name .. ".png")
  deck:setUVRect(0, 0, 1, 1)

  local prop = MOAIProp.new()
  prop:setDeck(deck)
  layer:insertProp(prop)

  function prop:setSize(width, height)
    deck:setRect(0, 0, width, height)
    self:setPiv(width / 2, height / 2, 0)
  end

  function prop:setPos(x, y)
    prop:setLoc(x + attachment.width / 2, y + attachment.height / 2, 0)
  end

  return prop
end


local json = spine.SkeletonJson.new(attachmentLoader)
json.scale = 1

local skeletonData = json:readSkeletonDataFile("data/spineboy.json")

skeleton = spine.Skeleton.new(skeletonData)
skeleton.x = 0
skeleton.y = 200
skeleton.flipX = false
skeleton.flipY = false
skeleton:setToBindPose()

local animationStateData = spine.AnimationStateData.new(skeletonData)
animationStateData:setMix("walk", "jump", 0.2)
animationStateData:setMix("jump", "walk", 0.2)

local animationState = spine.AnimationState.new(animationStateData)
animationState:setAnimation("walk", true)


local main = MOAIThread.new()
main:run(function()
  while true do
    animationState:update(MOAISim.getStep())
    animationState:apply(skeleton)
    
    skeleton:updateWorldTransform()
    
    if animationState.current.name == "jump" and animationState.currentTime > animationState.current.duration then
      animationState:setAnimation("walk", true)
    end
    
    coroutine.yield()
  end
end)

MOAIInputMgr.device.mouseLeft:setCallback(function(down)
  if down and animationState.current.name ~= "jump" then
    animationState:setAnimation("jump")
  end
end)