GDN {GIANTS Developer Network}

FlowLayoutElement

Description

Horizontal flow layouting element for simple cases.

Parent

BoxLayoutElement

Functions

Description

Definition

invalidateLayout()

Code

27	function FlowLayoutElement:invalidateLayout(ignoreVisibility)
28	local totalWidth = 0
29	for _, element in pairs(self.elements) do
30	if self:getIsElementIncluded(element, ignoreVisibility) then
31	totalWidth = totalWidth + element.size[1] + element.margin[1] + element.margin[3]
32	end
33	end
34
35	local posX = 0
36	if self.alignmentX == FlowLayoutElement.ALIGN_CENTER then
37	posX = self.size[1]0.5 - totalWidth0.5
38	elseif self.alignmentX == FlowLayoutElement.ALIGN_RIGHT then
39	posX = self.size[1] - totalWidth
40	end
41
42	for _, element in pairs(self.elements) do
43	if self:getIsElementIncluded(element, ignoreVisibility) then
44	posX = posX + element.margin[1]
45	local posY = element.margin[4]
46	if self.alignmentY == FlowLayoutElement.ALIGN_MIDDLE then
47	posY = self.size[2]0.5 - element.size[2]0.5
48	elseif self.alignmentY == FlowLayoutElement.ALIGN_TOP then
49	posY = self.size[2] - element.size[2]
50	end
51
52	element:setPosition(posX, posY)
53	posX = posX + element.size[1] + element.margin[3]
54	end
55	end
56	end

Description

Definition

new()

Code

16	function FlowLayoutElement:new(target, custom_mt)
17	local self = BoxLayoutElement:new(target, custom_mt or FlowLayoutElement_mt)
18
19	self.alignmentX = BoxLayoutElement.ALIGN_LEFT
20	self.alignmentY = BoxLayoutElement.ALIGN_BOTTOM
21
22	return self
23	end