spine-runtimes/spine-lua/AnimationStateData.lua
2013-07-24 03:56:18 +02:00

55 lines
2.3 KiB
Lua

-------------------------------------------------------------------------------
-- Copyright (c) 2013, Esoteric Software
-- All rights reserved.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- 1. Redistributions of source code must retain the above copyright notice, this
-- list of conditions and the following disclaimer.
-- 2. Redistributions in binary form must reproduce the above copyright notice,
-- this list of conditions and the following disclaimer in the documentation
-- and/or other materials provided with the distribution.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
-- ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-- WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-- DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
-- ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-- LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
-- ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
------------------------------------------------------------------------------
local AnimationStateData = {}
function AnimationStateData.new (skeletonData)
if not skeletonData then error("skeletonData cannot be nil", 2) end
local self = {
animationToMixTime = {},
skeletonData = skeletonData,
defaultMix = 0
}
function self:setMix (fromName, toName, duration)
if (not self.animationToMixTime[fromName]) then
self.animationToMixTime[fromName] = {}
end
self.animationToMixTime[fromName][toName] = duration
end
function self:getMix (fromName, toName)
local first = self.animationToMixTime[fromName]
if (not first) then return self.defaultMix end
local duration = first[toName]
if (duration == nil) then return defaultMix end
return duration
end
return self
end
return AnimationStateData