sonic-bluestreak/sonic-bluestreak.love/core/input.lua

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-- core/input.lua :: The input system. This object take care of transforming the
-- differents inputs source in a virtual controller for the game.
--[[
Copyright © 2019 Kazhnuz
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
]]
local InputManager = Object:extend()
local VirtualPad = Object:extend()
-- INIT FUNCTIONS
-- Initialize and configure the controller system
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function InputManager:new(controller)
self.controller = controller
self.data = self.controller.options:getInputData()
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self:initSources()
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end
function InputManager:initSources()
self.sources = {}
for sourceid, data in ipairs(self.data) do
local source = VirtualPad(self, sourceid, data)
table.insert(self.sources, source)
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end
self.fakekeys = self:getKeyList(1)
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end
-- INFO FUNCTIONS
-- Get functions from the controller object
function InputManager:isDown(sourceid, key)
self.controller.debug:warning("core/input", "core.input:isDown is deprecated since 0.7.0 and will be removed in 0.8.0")
return self.sources[sourceid]:isDown(key)
end
function InputManager:getKeyList(sourceid)
local keys = {}
if self.data[sourceid] ~= nil then
for k,v in pairs(self.data[sourceid].keys) do
keys[k] = {}
keys[k].isDown = false
keys[k].isPressed = false
keys[k].isReleased = false
end
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end
return keys
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end
function InputManager:getKey(sourceid, padkey)
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local padkey = padkey
for k,v in pairs(self.data[sourceid].keys) do
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if (k == padkey) then key = v end
end
return key
end
function InputManager:getSources()
return self.sources
end
-- KEY MANAGEMENT FUNCTIONS
-- Manage pressed keys
function InputManager:flushKeys()
for i, source in ipairs(self.sources) do
source:flushKeys()
end
end
function InputManager:flushSourceKeys(sourceid)
self.keys = {}
self.sources[sourceid]:flushKeys()
end
-- UPDATE FUNCTIONS
-- Check every step pressed keys
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function InputManager:update(dt)
for i, source in ipairs(self.sources) do
source:checkKeys()
end
end
------------------------------------ VIRTUALPADS -------------------------------
-- Virtual representation of a pad
-- The role of the virtualpad is to return all the data a controller at any time
-- They can be flushed and deactivated for a while when needed
-- INIT FUNCTIONS
-- Initialize and configure the controller system
function VirtualPad:new(controller, id, data)
self.controller = controller
self.id = id
self.data = data
self.type = self.data.type or "nil"
self:initKeys()
end
function VirtualPad:initKeys()
local keys = {}
if (self.data ~= nil) then
for k,v in pairs(self.data.keys) do
keys[k] = {}
keys[k].isDown = false
keys[k].isPressed = false
keys[k].isReleased = false
end
end
self.keys = keys
self.fakekeys = keys
end
function VirtualPad:isDown(key)
local isdown = false
if self.type == "keyboard" then
isdown = love.keyboard.isDown(self.data.keys[key])
else
local warnstring = "unsupported input device " .. self.type .. " for source " .. self.id
core.debug:warning("core/input", warnstring)
end
return isdown
end
function VirtualPad:checkKeys()
for key, keydata in pairs(self.keys) do
self:checkKey(key)
end
end
function VirtualPad:checkKey(key)
local isDown = self:isDown(key)
if (isDown) then
if not (self.keys[key].isDown) then
core.debug:print("virtualpad", "key " .. key .. " is Pressed")
self.keys[key].isDown = true
self.keys[key].isPressed = true
self.keys[key].isReleased = false
else
if (self.keys[key].isPressed) then
core.debug:print("virtualpad", "key " .. key .. " is Down")
self.keys[key].isPressed = false
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end
end
else
if (self.keys[key].isDown) then
self.keys[key].isDown = false
self.keys[key].isPressed = false
self.keys[key].isReleased = true
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else
if (self.keys[key].isReleased) then
core.debug:print("virtualpad", "key " .. key .. " is Released")
self.keys[key].isReleased = false
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end
end
end
end
function VirtualPad:getKeys()
return self.keys
end
function VirtualPad:getKey(key)
return self.keys[key]
end
function VirtualPad:flushKeys()
for key, _ in pairs(self.keys) do
self:flushKey(key)
end
end
function VirtualPad:flushKey(key)
self.keys[key].isDown = false
self.keys[key].isPressed = false
self.keys[key].isReleased = false
end
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return InputManager