slabOS/lib/basalt/plugins/animations.lua
2025-06-02 10:23:40 +03:00

344 lines
9.5 KiB
Lua

local floor,sin,cos,pi,sqrt,pow = math.floor,math.sin,math.cos,math.pi,math.sqrt,math.pow
-- You can find the easing curves here https://easings.net
local function lerp(s, e, pct)
return s + (e - s) * pct
end
local function linear(t)
return t
end
local function flip(t)
return 1 - t
end
local function easeIn(t)
return t * t * t
end
local function easeOut(t)
return flip(easeIn(flip(t)))
end
local function easeInOut(t)
return lerp(easeIn(t), easeOut(t), t)
end
local function easeOutSine(t)
return sin((t * pi) / 2);
end
local function easeInSine(t)
return flip(cos((t * pi) / 2))
end
local function easeInOutSine(t)
return -(cos(pi * x) - 1) / 2
end
local function easeInBack(t)
local c1 = 1.70158;
local c3 = c1 + 1
return c3*t^3-c1*t^2
end
local function easeInCubic(t)
return t^3
end
local function easeInElastic(t)
local c4 = (2*pi)/3;
return t == 0 and 0 or (t == 1 and 1 or (
-2^(10*t-10)*sin((t*10-10.75)*c4)
))
end
local function easeInExpo(t)
return t == 0 and 0 or 2^(10*t-10)
end
local function easeInExpo(t)
return t == 0 and 0 or 2^(10*t-10)
end
local function easeInOutBack(t)
local c1 = 1.70158;
local c2 = c1 * 1.525;
return t < 0.5 and ((2*t)^2*((c2+1)*2*t-c2))/2 or ((2*t-2)^2*((c2+1)*(t*2-2)+c2)+2)/2
end
local function easeInOutCubic(t)
return t < 0.5 and 4 * t^3 or 1-(-2*t+2)^3 / 2
end
local function easeInOutElastic(t)
local c5 = (2*pi) / 4.5
return t==0 and 0 or (t == 1 and 1 or (t < 0.5 and -(2^(20*t-10) * sin((20*t - 11.125) * c5))/2 or (2^(-20*t+10) * sin((20*t - 11.125) * c5))/2 + 1))
end
local function easeInOutExpo(t)
return t == 0 and 0 or (t == 1 and 1 or (t < 0.5 and 2^(20*t-10)/2 or (2-2^(-20*t+10)) /2))
end
local function easeInOutQuad(t)
return t < 0.5 and 2*t^2 or 1-(-2*t+2)^2/2
end
local function easeInOutQuart(t)
return t < 0.5 and 8*t^4 or 1 - (-2*t+2)^4 / 2
end
local function easeInOutQuint(t)
return t < 0.5 and 16*t^5 or 1-(-2*t+2)^5 / 2
end
local function easeInQuad(t)
return t^2
end
local function easeInQuart(t)
return t^4
end
local function easeInQuint(t)
return t^5
end
local function easeOutBack(t)
local c1 = 1.70158;
local c3 = c1 + 1
return 1+c3*(t-1)^3+c1*(t-1)^2
end
local function easeOutCubic(t)
return 1 - (1-t)^3
end
local function easeOutElastic(t)
local c4 = (2*pi)/3;
return t == 0 and 0 or (t == 1 and 1 or (2^(-10*t)*sin((t*10-0.75)*c4)+1))
end
local function easeOutExpo(t)
return t == 1 and 1 or 1-2^(-10*t)
end
local function easeOutQuad(t)
return 1 - (1 - t) * (1 - t)
end
local function easeOutQuart(t)
return 1 - (1-t)^4
end
local function easeOutQuint(t)
return 1 - (1 - t)^5
end
local function easeInCirc(t)
return 1 - sqrt(1 - pow(t, 2))
end
local function easeOutCirc(t)
return sqrt(1 - pow(t - 1, 2))
end
local function easeInOutCirc(t)
return t < 0.5 and (1 - sqrt(1 - pow(2 * t, 2))) / 2 or (sqrt(1 - pow(-2 * t + 2, 2)) + 1) / 2;
end
local function easeOutBounce(t)
local n1 = 7.5625;
local d1 = 2.75;
if (t < 1 / d1)then
return n1 * t * t
elseif (t < 2 / d1)then
local a = t - 1.5 / d1
return n1 * a * a + 0.75;
elseif (t < 2.5 / d1)then
local a = t - 2.25 / d1
return n1 * a * a + 0.9375;
else
local a = t - 2.625 / d1
return n1 * a * a + 0.984375;
end
end
local function easeInBounce(t)
return 1 - easeOutBounce(1 - t)
end
local function easeInOutBounce(t)
return x < 0.5 and (1 - easeOutBounce(1 - 2 * t)) / 2 or (1 + easeOutBounce(2 * t - 1)) / 2;
end
local lerp = {
linear = linear,
lerp = lerp,
flip=flip,
easeIn=easeIn,
easeInSine = easeInSine,
easeInBack=easeInBack,
easeInCubic=easeInCubic,
easeInElastic=easeInElastic,
easeInExpo=easeInExpo,
easeInQuad=easeInQuad,
easeInQuart=easeInQuart,
easeInQuint=easeInQuint,
easeInCirc=easeInCirc,
easeInBounce=easeInBounce,
easeOut=easeOut,
easeOutSine = easeOutSine,
easeOutBack=easeOutBack,
easeOutCubic=easeOutCubic,
easeOutElastic=easeOutElastic,
easeOutExpo=easeOutExpo,
easeOutQuad=easeOutQuad,
easeOutQuart=easeOutQuart,
easeOutQuint=easeOutQuint,
easeOutCirc=easeOutCirc,
easeOutBounce=easeOutBounce,
easeInOut=easeInOut,
easeInOutSine = easeInOutSine,
easeInOutBack=easeInOutBack,
easeInOutCubic=easeInOutCubic,
easeInOutElastic=easeInOutElastic,
easeInOutExpo=easeInOutExpo,
easeInOutQuad=easeInOutQuad,
easeInOutQuart=easeInOutQuart,
easeInOutQuint=easeInOutQuint,
easeInOutCirc=easeInOutCirc,
easeInOutBounce=easeInOutBounce,
}
local XMLParser = require("xmlParser")
return {
VisualObject = function(base, basalt)
local activeAnimations = {}
local defaultMode = "linear"
local function getAnimation(self, timerId)
for k,v in pairs(activeAnimations)do
if(v.timerId==timerId)then
return v
end
end
end
local function createAnimation(self, v1, v2, duration, timeOffset, mode, typ, f, get, set)
local v1Val, v2Val = get(self)
if(activeAnimations[typ]~=nil)then
os.cancelTimer(activeAnimations[typ].timerId)
end
activeAnimations[typ] = {}
activeAnimations[typ].call = function()
local progress = activeAnimations[typ].progress
local _v1 = math.floor(lerp.lerp(v1Val, v1, lerp[mode](progress / duration))+0.5)
local _v2 = math.floor(lerp.lerp(v2Val, v2, lerp[mode](progress / duration))+0.5)
set(self, _v1, _v2)
end
activeAnimations[typ].finished = function()
set(self, v1, v2)
if(f~=nil)then f(self) end
end
activeAnimations[typ].timerId=os.startTimer(0.05+timeOffset)
activeAnimations[typ].progress=0
activeAnimations[typ].duration=duration
activeAnimations[typ].mode=mode
self:listenEvent("other_event")
end
local function createColorAnimation(self, duration, timeOffset, typ, set, ...)
local newColors = {...}
if(activeAnimations[typ]~=nil)then
os.cancelTimer(activeAnimations[typ].timerId)
end
activeAnimations[typ] = {}
local colorIndex = 1
activeAnimations[typ].call = function()
local color = newColors[colorIndex]
set(self, color)
end
end
local object = {
animatePosition = function(self, x, y, duration, timeOffset, mode, f)
mode = mode or defaultMode
duration = duration or 1
timeOffset = timeOffset or 0
x = math.floor(x+0.5)
y = math.floor(y+0.5)
createAnimation(self, x, y, duration, timeOffset, mode, "position", f, self.getPosition, self.setPosition)
return self
end,
animateSize = function(self, w, h, duration, timeOffset, mode, f)
mode = mode or defaultMode
duration = duration or 1
timeOffset = timeOffset or 0
createAnimation(self, w, h, duration, timeOffset, mode, "size", f, self.getSize, self.setSize)
return self
end,
animateOffset = function(self, x, y, duration, timeOffset, mode, f)
mode = mode or defaultMode
duration = duration or 1
timeOffset = timeOffset or 0
createAnimation(self, x, y, duration, timeOffset, mode, "offset", f, self.getOffset, self.setOffset)
return self
end,
animateBackground = function(self, color, duration, timeOffset, mode, f)
mode = mode or defaultMode
duration = duration or 1
timeOffset = timeOffset or 0
createColorAnimation(self, color, nil, duration, timeOffset, mode, "background", f, self.getBackground, self.setBackground)
return self
end,
doneHandler = function(self, timerId, ...)
for k,v in pairs(activeAnimations)do
if(v.timerId==timerId)then
activeAnimations[k] = nil
self:sendEvent("animation_done", self, "animation_done", k)
end
end
end,
onAnimationDone = function(self, ...)
for _,v in pairs(table.pack(...))do
if(type(v)=="function")then
self:registerEvent("animation_done", v)
end
end
return self
end,
eventHandler = function(self, event, timerId, ...)
base.eventHandler(self, event, timerId, ...)
if(event=="timer")then
local animation = getAnimation(self, timerId)
if(animation~=nil)then
if(animation.progress<animation.duration)then
animation.call()
animation.progress = animation.progress+0.05
animation.timerId=os.startTimer(0.05)
else
animation.finished()
self:doneHandler(timerId)
end
end
end
end
}
return object
end
}