[corona] Added simple test harness.

spine-corona/test.lua

@@ -0,0 +1,79 @@
+require("mobdebug").start()
+
+local spine = require "spine-corona.spine"
+
+function loadSkeleton(atlasFile, jsonFile, x, y, scale, animation, skin)
+	-- to load an atlas, we need to define a function that returns
+	-- a Corona paint object. This allows you to resolve images
+	-- however you see fit
+	local imageLoader = function (path)
+		local paint = { type = "image", filename = "data/" .. path }
+		return paint
+	end
+
+	-- load the atlas
+	local atlas = spine.TextureAtlas.new(spine.utils.readFile("data/" .. atlasFile), imageLoader)
+
+	-- load the JSON and create a Skeleton from it
+	local json = spine.SkeletonJson.new(spine.AtlasAttachmentLoader.new(atlas))
+	json.scale = scale
+	local skeletonData = json:readSkeletonDataFile("data/" .. jsonFile)
+	local skeleton = spine.Skeleton.new(skeletonData)
+	skeleton.scaleY = -1 -- Corona's coordinate system has its y-axis point downwards
+	skeleton.group.x = x
+	skeleton.group.y = y
+
+	-- Set the skin if we got one
+	if skin then skeleton:setSkin(skin) end
+
+	-- create an animation state object to apply animations to the skeleton
+	local animationStateData = spine.AnimationStateData.new(skeletonData)
+	animationStateData.defaultMix = 0.5
+	local animationState = spine.AnimationState.new(animationStateData)
+
+	-- set a name on the group of the skeleton so we can find it during debugging
+	skeleton.group.name = jsonFile
+
+	-- set some event callbacks
+	animationState.onStart = function (entry)
+		print(entry.trackIndex.." start: "..entry.animation.name)
+	end
+	animationState.onInterrupt = function (entry)
+		print(entry.trackIndex.." interrupt: "..entry.animation.name)
+	end
+	animationState.onEnd = function (entry)
+		print(entry.trackIndex.." end: "..entry.animation.name)
+	end
+	animationState.onComplete = function (entry)
+		print(entry.trackIndex.." complete: "..entry.animation.name)
+	end
+	animationState.onDispose = function (entry)
+		print(entry.trackIndex.." dispose: "..entry.animation.name)
+	end
+	animationState.onEvent = function (entry, event)
+		print(entry.trackIndex.." event: "..entry.animation.name..", "..event.data.name..", "..event.intValue..", "..event.floatValue..", '"..(event.stringValue or "").."'" .. ", " .. event.volume .. ", " .. event.balance)
+	end
+
+	-- return the skeleton an animation state
+	return { skeleton = skeleton, state = animationState }
+end
+
+local lastTime = 0
+local result = loadSkeleton("spineboy.atlas", "spineboy-pro.json", 240, 300, 0.4, "walk")
+local skeleton = result.skeleton;
+local state = result.state;
+
+state:setAnimationByName(0, "idle", true)
+state:setAnimationByName(5, "shoot", true, 0)
+
+display.setDefault("background", 0.2, 0.2, 0.2, 1)
+
+Runtime:addEventListener("enterFrame", function (event)
+	local currentTime = event.time / 1000
+	local delta = currentTime - lastTime
+	lastTime = currentTime
+
+	state:update(delta)
+	state:apply(skeleton)
+	skeleton:updateWorldTransform()
+end)