Extension-Druid/druid/base/blocker.lua
2020-06-14 20:09:23 +03:00

67 lines
1.4 KiB
Lua

--- Component to block input on specify zone by node
-- @module druid.blocker
--- Component events
-- @table Events
-- @tfield druid_event on_click On release button callback
-- @tfield druid_event on_enable_change On enable/disable callback
--- Component fields
-- @table Fields
-- @tfield node node Trigger node
local Event = require("druid.event")
local const = require("druid.const")
local component = require("druid.component")
local M = component.create("blocker", { const.ON_INPUT })
--- Component init function
-- @function blocker:init
-- @tparam node node Gui node
function M.init(self, node)
self.node = self:get_node(node)
self.on_click = Event()
self.on_enable_change = Event()
end
function M.on_input(self, action_id, action)
if action_id ~= const.ACTION_TOUCH and
action_id ~= const.ACTION_MULTITOUCH and
action_id ~= nil then
return false
end
if not self:is_enabled(self.node) then
return false
end
if gui.pick_node(self.node, action.x, action.y) then
return true
end
return false
end
--- Set enabled blocker component state
-- @function blocker:set_enabled
-- @tparam bool state Enabled state
function M.set_enabled(self, state)
gui.set_enabled(self.node, state)
end
--- Return blocked enabled state
-- @function blocker:is_enabled
-- @treturn bool True, if blocker is enabled
function M.is_enabled(self, state)
return gui.is_enabled(self.node)
end
return M