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Fix get_index by pos grid function

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Insality 2020-09-21 01:01:00 +03:00
parent 07c57d5cc6
commit fbcb620a8a
1 changed files with 8 additions and 7 deletions
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15
druid/base/static_grid.lua
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@ -14,6 +14,8 @@
-- @table Fields
-- @tfield node parent Parent gui node
-- @tfield node[] nodes List of all grid nodes
-- @tfield number first_index The first index of node in grid
-- @tfield number last_index The last index of node in grid
-- @tfield vector3 offset Item distance between each other items
-- @tfield vector3 anchor Item anchor
-- @tfield vector3 node_size Item size
@ -42,16 +44,14 @@ function M.init(self, parent, element, in_row)
local pivot = helper.get_pivot_offset(gui.get_pivot(self.parent))
self.anchor = vmath.vector3(0.5 + pivot.x, 0.5 - pivot.y, 0)
self.first_index = nil
self.last_index = nil
self.in_row = in_row or 1
local node = self:get_node(element)
self.node_size = gui.get_size(node)
self.node_pivot = const.PIVOTS[gui.get_pivot(node)]
self.border = vmath.vector4(0) -- Current grid content size
self.border_offset = vmath.vector3(0)
self.border_offset = vmath.vector3(0) -- Content offset for match the grid anchoring
self.on_add_item = Event()
self.on_remove_item = Event()
@ -83,7 +83,7 @@ local function _update_border(self, pos, border)
local left = pos.x - size.x/2 - (size.x * pivot.x) + self.border_offset.x
local right = pos.x + size.x/2 - (size.x * pivot.x) + self.border_offset.x
local top = pos.y + size.y/2 - (size.y * pivot.y) + self.border_offset.y
local bottom = pos.y - size.y/2 - (size.y * pivot.y)+ self.border_offset.y
local bottom = pos.y - size.y/2 - (size.y * pivot.y) + self.border_offset.y
border.x = math.min(border.x, left)
border.y = math.max(border.y, top)
@ -139,10 +139,11 @@ end
-- @tparam vector3 pos The node position in the grid
-- @treturn number The node index
function M.get_index(self, pos)
local col = (pos.x + self.border_offset.x) / (self.node_size.x + self.offset.x)
local col = (pos.x + self.border_offset.x) / (self.node_size.x + self.offset.x) + 1
local row = -(pos.y + self.border_offset.y) / (self.node_size.y + self.offset.y)
row = math.floor(row)
col = helper.round(col)
row = helper.round(row)
local index = col + (row * self.in_row)
return math.ceil(index)