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#103 add helper.centrate_nodes

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Insality 2020-11-06 22:42:30 +03:00
parent f7b8593465
commit 8d0138c770
1 changed files with 40 additions and 28 deletions
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68
druid/helper.lua
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@ -28,6 +28,11 @@ local function get_icon_width(icon_node)
end end
local function get_width(node)
return gui.get_text(node) and get_text_width(node) or get_icon_width(node)
end
--- Center two nodes. --- Center two nodes.
-- Nodes will be center around 0 x position -- Nodes will be center around 0 x position
-- text_node will be first (at left side) -- text_node will be first (at left side)
@ -36,22 +41,7 @@ end
-- @tparam[opt] box icon_node Gui box node -- @tparam[opt] box icon_node Gui box node
-- @tparam number margin Offset between nodes -- @tparam number margin Offset between nodes
function M.centrate_text_with_icon(text_node, icon_node, margin) function M.centrate_text_with_icon(text_node, icon_node, margin)
margin = margin or 0 M.centrate_nodes(margin, text_node, icon_node)
local text_width = get_text_width(text_node)
local icon_width = get_icon_width(icon_node)
local width = text_width + icon_width
if text_node then
local pos = gui.get_position(text_node)
pos.x = -width/2 + text_width - margin/2
gui.set_position(text_node, pos)
end
if icon_node then
local icon_pos = gui.get_position(icon_node)
icon_pos.x = width/2 - icon_width + margin/2
gui.set_position(icon_node, icon_pos)
end
end end
@ -63,21 +53,43 @@ end
-- @tparam[opt] text text_node Gui text node -- @tparam[opt] text text_node Gui text node
-- @tparam[opt=0] number margin Offset between nodes -- @tparam[opt=0] number margin Offset between nodes
function M.centrate_icon_with_text(icon_node, text_node, margin) function M.centrate_icon_with_text(icon_node, text_node, margin)
margin = margin or 0 M.centrate_nodes(margin, icon_node, text_node)
local icon_width = get_icon_width(icon_node) end
local text_width = get_text_width(text_node)
local width = text_width + icon_width
if text_node then
local pos = gui.get_position(text_node) --- Center several nodes nodes.
pos.x = width/2 - text_width + margin/2 -- Nodes will be center around 0 x position
gui.set_position(text_node, pos) -- @function helper.centrate_nodes
-- @tparam[opt=0] number margin Offset between nodes
-- @tparam[opt] Node ... Any count of gui Node
function M.centrate_nodes(margin, ...)
margin = margin or 0
local width = 0
local count = select("#", ...)
local node_widths = {}
-- We need to get total width
for i = 1, count do
local node = select(i, ...)
node_widths[i] = get_width(node)
width = width + node_widths[i]
end end
if icon_node then -- Posing all elements
local icon_pos = gui.get_position(icon_node) local pos_x = 0
icon_pos.x = -width/2 + icon_width - margin/2 for i = 1, count do
gui.set_position(icon_node, icon_pos) local node = select(i, ...)
local node_width = node_widths[i]
local pos = gui.get_position(node)
pos_x = pos_x + node_width/2 -- made offset for single item
local pivot_offset = M.get_pivot_offset(gui.get_pivot(node))
pos.x = pos_x - width/2 + pivot_offset.x * node_width -- centrate node
gui.set_position(node, pos)
pos_x = pos_x + node_widths[i]/2 + margin -- add second part of offset
end end
end end