SNKRX/engine/game/input.lua

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Lua
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2021-02-18 05:11:25 +01:00
Input = Object:extend()
function Input:init(joystick_index)
self.mouse_buttons = {"m1", "m2", "m3", "m4", "m5", "wheel_up", "wheel_down"}
self.gamepad_buttons = {"fdown", "fup", "fleft", "fright", "dpdown", "dpup", "dpleft", "dpright", "start", "back", "guide", "leftstick", "rightstick", "rb", "lb"}
self.index_to_gamepad_button = {["a"] = "fdown", ["b"] = "fright", ["x"] = "fleft", ["y"] = "fup", ["back"] = "back", ["start"] = "start", ["guide"] = "guide", ["leftstick"] = "leftstick",
["rightstick"] = "rightstick", ["leftshoulder"] = "lb", ["rightshoulder"] = "rb", ["dpdown"] = "dpdown", ["dpup"] = "dpup", ["dpleft"] = "dpleft", ["dpright"] = "dpright",
}
self.index_to_gamepad_axis = {["leftx"] = "leftx", ["rightx"] = "rightx", ["lefty"] = "lefty", ["righty"] = "righty", ["triggerleft"] = "lt", ["triggerright"] = "rt"}
self.gamepad_axis = {}
self.joystick_index = joystick_index or 1
self.joystick = love.joystick.getJoysticks()[self.joystick_index]
self.keyboard_state = {}
self.previous_keyboard_state = {}
self.mouse_state = {}
self.previous_mouse_state = {}
self.gamepad_state = {}
self.previous_gamepad_state = {}
self.actions = {}
self.textinput_buffer = ''
end
function Input:update(dt)
for _, action in ipairs(self.actions) do
self[action].pressed = false
self[action].down = false
self[action].released = false
end
for _, action in ipairs(self.actions) do
for _, key in ipairs(self[action].keys) do
if table.contains(self.mouse_buttons, key) then
self[action].pressed = self[action].pressed or (self.mouse_state[key] and not self.previous_mouse_state[key])
self[action].down = self[action].down or self.mouse_state[key]
self[action].released = self[action].released or (not self.mouse_state[key] and self.previous_mouse_state[key])
elseif table.contains(self.gamepad_buttons, key) then
self[action].pressed = self[action].pressed or (self.gamepad_state[key] and not self.previous_gamepad_state[key])
self[action].down = self[action].down or self.gamepad_state[key]
self[action].released = self[action].released or (not self.gamepad_state[key] and self.previous_gamepad_state[key])
else
self[action].pressed = self[action].pressed or (self.keyboard_state[key] and not self.previous_keyboard_state[key])
self[action].down = self[action].down or self.keyboard_state[key]
self[action].released = self[action].released or (not self.keyboard_state[key] and self.previous_keyboard_state[key])
end
end
end
self.previous_mouse_state = table.copy(self.mouse_state)
self.previous_gamepad_state = table.copy(self.gamepad_state)
self.previous_keyboard_state = table.copy(self.keyboard_state)
self.mouse_state.wheel_up = false
self.mouse_state.wheel_down = false
end
function Input:set_mouse_grabbed(v)
love.mouse.setGrabbed(v)
end
function Input:set_mouse_visible(v)
love.mouse.setVisible(v)
end
function Input:bind(action, keys)
if not self[action] then self[action] = {} end
if type(keys) == "string" then self[action].keys = {keys}
elseif type(keys) == "table" then self[action].keys = keys end
table.insert(self.actions, action)
end
function Input:unbind(action)
self[action] = nil
end
function Input:axis(key)
return self.gamepad_axis[key]
end
function Input:textinput(text)
self.textinput_buffer = self.textinput_buffer .. text
return self.textinput_buffer
end
function Input:get_and_clear_textinput_buffer()
local buffer = self.textinput_buffer
self.textinput_buffer = ""
return buffer
end
function Input:bind_all()
-- Set direct input binds for every keyboard and mouse key
-- Mostly to be used if you want to skip the action system and refer to keys directly (i.e. for internal tools or menus that don't need their keys changed ever)
local keyboard_binds = {['a'] = {'a'}, ['b'] = {'b'}, ['c'] = {'c'}, ['d'] = {'d'}, ['e'] = {'e'}, ['f'] = {'f'}, ['g'] = {'g'}, ['h'] = {'h'}, ['i'] = {'i'}, ['j'] = {'j'}, ['k'] = {'k'}, ['l'] = {'l'}, ['m'] = {'m'}, ['n'] = {'n'}, ['o'] = {'o'}, ['p'] = {'p'}, ['q'] = {'q'}, ['r'] = {'r'}, ['s'] = {'s'}, ['t'] = {'t'}, ['u'] = {'u'}, ['v'] = {'v'}, ['w'] = {'w'}, ['x'] = {'x'}, ['y'] = {'y'}, ['z'] = {'z'}, ['0'] = {'0'}, ['1'] = {'1'}, ['2'] = {'2'}, ['3'] = {'3'}, ['4'] = {'4'}, ['5'] = {'5'}, ['6'] = {'6'}, ['7'] = {'7'}, ['8'] = {'8'}, ['9'] = {'9'}, ['space'] = {'space'}, ['!'] = {'!'}, ['"'] = {'"'}, ['#'] = {'#'}, ['$'] = {'$'}, ['&'] = {'&'}, ["'"] = {"'"}, ['('] = {'('}, [')'] = {')'}, ['*'] = {'*'}, ['+'] = {'+'}, [','] = {','}, ['-'] = {'-'}, ['.'] = {'.'}, ['/'] = {'/'}, [':'] = {':'}, [';'] = {';'}, ['kp0'] = {'kp0'}, ['kp1'] = {'kp1'}, ['kp2'] = {'kp2'}, ['kp3'] = {'kp3'}, ['kp4'] = {'kp4'}, ['kp5'] = {'kp5'}, ['kp6'] = {'kp6'}, ['kp7'] = {'kp7'}, ['kp8'] = {'kp8'}, ['kp9'] = {'kp9'}, ['kp.'] = {'kp.'}, ['kp,'] = {'kp,'}, ['kp/'] = {'kp/'}, ['kp*'] = {'kp*'}, ['kp-'] = {'kp-'}, ['kp+'] = {'kp+'}, ['kpenter'] = {'kpenter'}, ['kp='] = {'kp='}, ['up'] = {'up'}, ['down'] = {'down'}, ['right'] = {'right'}, ['left'] = {'left'}, ['home'] = {'home'}, ['pageup'] = {'pageup'}, ['pagedown'] = {'pagedown'}, ['insert'] = {'insert'}, ['backspace'] = {'backspace'}, ['tab'] = {'tab'}, ['clear'] = {'clear'}, ['return'] = {'return'}, ['delete'] = {'delete'}, ['f1'] = {'f1'}, ['f2'] = {'f2'}, ['f3'] = {'f3'}, ['f4'] = {'f4'}, ['f5'] = {'f5'}, ['f6'] = {'f6'}, ['f7'] = {'f7'}, ['f8'] = {'f8'}, ['f9'] = {'f9'}, ['f10'] = {'f10'}, ['f11'] = {'f11'}, ['f12'] = {'f12'}, ['f13'] = {'f13'}, ['f14'] = {'f14'}, ['f15'] = {'f15'}, ['f16'] = {'f16'}, ['f17'] = {'f17'}, ['f18'] = {'f18'}, ['numlock'] = {'numlock'}, ['capslock'] = {'capslock'}, ['scrolllock'] = {'scrolllock'}, ['rshift'] = {'rshift'}, ['lshift'] = {'lshift'}, ['rctrl'] = {'rctrl'}, ['lctrl'] = {'lctrl'}, ['ralt'] = {'ralt'}, ['lalt'] = {'lalt'}, ['rgui'] = {'rgui'}, ['lgui'] = {'lgui'}, ['mode'] = {'mode'}, ['escape'] = {'escape'}}
for k, v in pairs(keyboard_binds) do self:bind(k, v) end
self:bind('m1', {'m1'})
self:bind('m2', {'m2'})
self:bind('m3', {'m3'})
self:bind('m4', {'m4'})
self:bind('m5', {'m5'})
self:bind('wheel_up', {'wheel_up'})
self:bind('wheel_down', {'wheel_down'})
end