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input: Add method to re-enable inputs

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This commit is contained in:
Étienne Fildadut 2022-10-07 12:31:54 +09:00
parent 4b4bccdf84
commit 3d6ea21113
1 changed files with 35 additions and 12 deletions
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47
input/input.lua
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@ -76,6 +76,7 @@ local tmp = {}
-- Always returns 0.
local function zero() return 0 end
-- Load a Lua expression string into a function.
local function loadexp(exp, env)
local fn
if loadstring then
@ -331,14 +332,18 @@ input_mt = {
-- @ro
name = nil,
--- `false` if the input is currently not grabbed, a sub`Input` otherwise.
-- This may be different between each subinput.
--- `false` if the input is disabled, `true` otherwise.
-- If the input is disabled, its children are also disabled.
-- @ro
enabled = true,
--- `false` if the input is currently not grabbed, the grabbing `Input` otherwise.
-- @ro
grabbed = false,
--- `false` if the input is not a subinput, the `Input` it was grabbed from otherwise.
-- This may be different between each subinput.
--- `false` if the input is not grabbing another input, the `Input` it is grabbing from otherwise.
-- @ro
grabbing = false,
--- Input event registry.
-- The following events are available:
--
@ -347,21 +352,23 @@ input_mt = {
-- * `"pressed"`: called when the input is pressed, with arguments `(1, new value, delta since last event)`. For inputs with dimension > 1, arguments are `(dimensions that was pressed, new value[1], new value[2], ..., delta[1], delta[2], ...)`.
--
-- * `"released"`: called when the input is released, with arguments `(1, new value, delta since last event)`. For inputs with dimension > 1, arguments are `(dimensions that was pressed, new value[1], new value[2], ..., delta[1], delta[2], ...)`.
--
-- Each subinput has a different event registry.
event = nil,
-- Input state, independendant between each grab. Reset by :neutralize().
-- Input state regarding current value. Reset by :neutralize().
_state = "none", -- none, pressed or released
_value = { 0 }, -- input value
_prevValue = { 0 }, -- value last frame
-- Input state, shared between grabs.
-- Input state, regarding events. Reset by :reload().
_event = nil, -- Event group for all event binded by this input.
_sourceCache = {}, -- Map of the values currently taken by every source this input use. Sources are expected to return a single number value.
_afterFilterEvent = nil, -- Event registry that resend the source events after applying the eventual filter function.
_boundSourceEvents = {}, -- Map of sources events that are binded (and thus will send events to _afterFilterEvent).
-- Other input state.
_joystick = nil, -- Currently selected joystick for this player. Also shared with children inputs.
-- Cache computed directly from the input config. Recomputed by :reload().
_dimension = 1, -- Dimension of the input.
_deadzone = 0.05, -- Deadzone of the input.
_threshold = 0.05, -- Threshold of the input.
@ -420,6 +427,7 @@ input_mt = {
end
-- reload children
for _, c in ipairs(self.children) do
c.config = self.config[c.name]
c:reload()
end
-- add added children
@ -581,13 +589,28 @@ input_mt = {
end
end
end,
--- Disable the input and its children, preventing further updates and events.
-- The input can be reenabled using `reload`.
-- The input can be reenabled using `enable`.
disable = function(self)
for _, c in ipairs(self.children) do
c:disable()
if self.enabled then
for _, c in ipairs(self.children) do
c:disable()
end
self._event:pause()
self.enabled = false
end
end,
--- Enable the input and its children, allowing further updates and events.
-- The should be called after disabling the input using `disable`.
enable = function(self)
if not self.enabled then
self.enabled = true
self._event:resume()
for _, c in ipairs(self.children) do
c:enable()
end
end
self._event:clear()
end,
--- Will call `fn(source)` on the next activated source (including sources not currently used by this input).