dotfiles/multimedia/.config/mpv/scripts/uosc_shared/elements/CycleButton.lua

65 lines
2.3 KiB
Lua

local Button = require('uosc_shared/elements/Button')
---@alias CycleState {value: any; icon: string; active?: boolean}
---@alias CycleButtonProps {prop: string; states: CycleState[]; anchor_id?: string; tooltip?: string}
---@class CycleButton : Button
local CycleButton = class(Button)
---@param id string
---@param props CycleButtonProps
function CycleButton:new(id, props) return Class.new(self, id, props) --[[@as CycleButton]] end
---@param id string
---@param props CycleButtonProps
function CycleButton:init(id, props)
local is_state_prop = itable_index_of({'shuffle'}, props.prop)
self.prop = props.prop
self.states = props.states
Button.init(self, id, props)
self.icon = self.states[1].icon
self.active = self.states[1].active
self.current_state_index = 1
self.on_click = function()
local new_state = self.states[self.current_state_index + 1] or self.states[1]
local new_value = new_state.value
if self.owner then
mp.commandv('script-message-to', self.owner, 'set', self.prop, new_value)
elseif is_state_prop then
if itable_index_of({'yes', 'no'}, new_value) then new_value = new_value == 'yes' end
set_state(self.prop, new_value)
else
mp.set_property(self.prop, new_value)
end
end
self.handle_change = function(name, value)
if is_state_prop and type(value) == 'boolean' then value = value and 'yes' or 'no' end
local index = itable_find(self.states, function(state) return state.value == value end)
self.current_state_index = index or 1
self.icon = self.states[self.current_state_index].icon
self.active = self.states[self.current_state_index].active
request_render()
end
local prop_parts = split(self.prop, '@')
if #prop_parts == 2 then -- External prop with a script owner
self.prop, self.owner = prop_parts[1], prop_parts[2]
self['on_external_prop_' .. self.prop] = function(_, value) self.handle_change(self.prop, value) end
self.handle_change(self.prop, external[self.prop])
elseif is_state_prop then -- uosc's state props
self['on_prop_' .. self.prop] = function(self, value) self.handle_change(self.prop, value) end
self.handle_change(self.prop, state[self.prop])
else
mp.observe_property(self.prop, 'string', self.handle_change)
end
end
function CycleButton:destroy()
Button.destroy(self)
mp.unobserve_property(self.handle_change)
end
return CycleButton