40 lines
961 B
Lua
40 lines
961 B
Lua
local ElementList = Object:extend()
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function ElementList:initElements()
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self.elements = {}
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self.focusedElem = nil
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self.nbrElement = 0
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end
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function ElementList:addElement(name, element)
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self.nbrElement = self.nbrElement + 1
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self.elements[name] = element
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return self.nbrElement
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end
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function ElementList:deleteElement(name)
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self.elements[name] = nil
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end
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function ElementList:getVisibleElement(topLayer)
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local visibleList = {}
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for _, element in ipairs(self.elements) do
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if (element ~= nil) then
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if (element:getVisibility() and ((element.depth) < 0 == topLayer)) then
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table.insert(visibleList, element)
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end
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end
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end
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table.sort(visibleList, function (a, b)
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if (a.depth == b.depth) then
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return (a.creationId < b.creationId)
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else
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return (a.depth > b.depth)
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end
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end)
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return visibleList
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end
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return ElementList |