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https://github.com/Insality/druid.git
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149 lines
3.4 KiB
Lua
149 lines
3.4 KiB
Lua
local helper = require("druid.helper")
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local layout = require("druid.extended.layout")
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---@class examples.basic_layout: druid.widget
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---@field root node
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---@field layout druid.layout
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---@field prefab node
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---@field nodes table<number, node>
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local M = {}
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local PIVOTS = {
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gui.PIVOT_CENTER,
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gui.PIVOT_N,
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gui.PIVOT_NE,
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gui.PIVOT_E,
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gui.PIVOT_SE,
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gui.PIVOT_S,
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gui.PIVOT_SW,
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gui.PIVOT_W,
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gui.PIVOT_NW,
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}
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function M:init()
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self.root = self:get_node("root")
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self.layout = self.druid:new(layout, "layout", "horizontal_wrap")
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self.prefab = self:get_node("prefab")
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gui.set_enabled(self.prefab, false)
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local default_size = gui.get_size(self.prefab)
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self.nodes = {}
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for _ = 1, 12 do
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local node = gui.clone(self.prefab)
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-- Set different size for some nodes
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if math.random() > 0.5 then
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local size = vmath.vector3(default_size.x * 2, default_size.y, 0)
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gui.set_size(node, size)
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end
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-- Set random pivot point for each node
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local pivot = PIVOTS[math.random(1, #PIVOTS)]
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gui.set_pivot(node, pivot)
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gui.set_enabled(node, true)
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self.layout:add(node)
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table.insert(self.nodes, node)
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end
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end
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function M:set_pivot(pivot)
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local offset = helper.get_pivot_offset(pivot)
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local size = gui.get_size(self.root)
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local pos = vmath.vector3(size.x * offset.x, size.y * offset.y, 0)
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gui.set_position(self.layout.node, pos)
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gui.set_pivot(self.layout.node, pivot)
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self.layout:refresh_layout()
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end
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function M:on_remove()
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self.layout:clear_layout()
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for _, node in ipairs(self.nodes) do
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gui.delete_node(node)
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end
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end
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---@param properties_panel properties_panel
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function M:properties_control(properties_panel)
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properties_panel:add_slider("ui_padding", 0, function(value)
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local padding = math.floor((value * 64) * 100) / 100
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self.layout:set_padding(padding, padding, padding, padding)
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end)
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properties_panel:add_slider("ui_margin_x", 0, function(value)
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local margin = math.floor((value * 64) * 100) / 100
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self.layout:set_margin(margin, nil)
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end)
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properties_panel:add_slider("ui_margin_y", 0, function(value)
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local margin = math.floor((value * 64) * 100) / 100
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self.layout:set_margin(nil, margin)
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end)
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properties_panel:add_checkbox("ui_justify", false, function(value)
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self.layout:set_justify(value)
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end)
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local pivot_index = 1
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local pivot_list = {
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gui.PIVOT_CENTER,
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gui.PIVOT_W,
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gui.PIVOT_SW,
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gui.PIVOT_S,
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gui.PIVOT_SE,
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gui.PIVOT_E,
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gui.PIVOT_NE,
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gui.PIVOT_N,
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gui.PIVOT_NW,
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}
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properties_panel:add_button("ui_pivot_next", function()
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pivot_index = pivot_index + 1
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if pivot_index > #pivot_list then
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pivot_index = 1
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end
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self:set_pivot(pivot_list[pivot_index])
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end)
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local type_index = 1
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local type_list = {
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"horizontal_wrap",
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"horizontal",
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"vertical",
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}
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properties_panel:add_button("ui_type_next", function()
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type_index = type_index + 1
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if type_index > #type_list then
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type_index = 1
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end
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self.layout:set_type(type_list[type_index])
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end)
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end
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---@return string
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function M:get_debug_info()
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local layout = self.layout
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local p = layout.padding
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local info = ""
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info = info .. "Layout: " .. layout.type .. "\n"
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info = info .. "Padding: " .. math.floor(p.x) .. " " .. math.floor(p.y) .. " " .. math.floor(p.z) .. " " .. math.floor(p.w) .. "\n"
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info = info .. "Margin: " .. layout.margin.x .. " " .. layout.margin.y .. "\n"
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info = info .. "Justify: " .. tostring(layout.is_justify) .. "\n"
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info = info .. "Pivot: " .. tostring(gui.get_pivot(layout.node)) .. "\n"
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return info
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end
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return M
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