sonic-radiance/sonic-radiance.love/scenes/battlesystem/choregraphy/qte/prompts/button.lua
2021-09-16 22:29:36 +02:00

139 lines
No EOL
4.2 KiB
Lua

local Button = Object:extend()
local ButtonCircle = Object:extend()
local TweenManager = require "birb.classes.time"
local keys = {"A", "B", "C", "select", "up", "down", "left", "right"}
local BTN_SIZE = 21
local CANVAS_SIZE = 21+2
local SHAKETIME = 0.02
local SHAKEPOWER = 4
local function myStencilFunction()
love.graphics.circle("fill", CANVAS_SIZE/2, CANVAS_SIZE/2, BTN_SIZE/2 - 1)
end
function Button:new(prompt, key, number, beginTime)
self.prompt = prompt
self.key = key
self.number = number or 1
self.showNumber = (self.number > 1)
self.isPressed = false
self.lum = 1
self.opacity = 0
self.frame = self:getFrame()
self.scale = 1.25
self.isFailed = false
self.shakeTimer = SHAKETIME
self.shakex, self.shakey = 0, 0
self.circles = {}
self.timerTexture = nil
self.tweens = TweenManager(self)
self.tweens:newTween(0, beginTime, {opacity = 1, scale = 1}, "inOutQuart")
end
function Button:getFrame()
for i, key in ipairs(keys) do
if (key == self.key) then
return i
end
end
error("Non existing key " .. self.key)
end
function Button:update(dt, isFirst)
self.tweens:update(dt)
for i, circle in ipairs(self.circles) do
circle:update(dt)
end
if (self.isFailed) then
self.shakeTimer = self.shakeTimer - dt
if (self.shakeTimer < 0) then
self.shakeTimer = SHAKETIME
self.shakex = math.random(SHAKEPOWER*2) - (SHAKEPOWER)
self.shakey = math.random(SHAKEPOWER*2) - (SHAKEPOWER)
end
end
if (isFirst) then
self.timerTexture = love.graphics.newCanvas(CANVAS_SIZE, CANVAS_SIZE)
love.graphics.setCanvas({self.timerTexture, stencil = true})
love.graphics.setColor(0.5, 0.5, 0.5, 1)
love.graphics.circle("fill", CANVAS_SIZE/2, CANVAS_SIZE/2, BTN_SIZE/2)
utils.graphics.setColorHSV(self.prompt:getTimer()/3, 1, 1)
love.graphics.stencil(myStencilFunction, "replace", 1)
love.graphics.setStencilTest("greater", 0)
love.graphics.arc("fill", CANVAS_SIZE/2, CANVAS_SIZE/2, BTN_SIZE/2, 0 - (math.pi/2), ((math.pi*2*self.prompt:getTimer()) - (math.pi/2)), 16)
love.graphics.setStencilTest()
love.graphics.setCanvas()
utils.graphics.resetColor()
end
end
function Button:verifyPrompts(key, removeWhenPressed)
local mustBeRemoved = false
local keyValue = 0
self.lum = 1
if (key == self.key) then
keyValue = 1
self.lum = 0.8
table.insert(self.circles, ButtonCircle())
else
keyValue = -1
self.isFailed = true
end
if (removeWhenPressed and keyValue == 1) then
self.number = self.number - 1
if (self.number == 0) then
mustBeRemoved = true
end
end
return keyValue, mustBeRemoved
end
function Button:finish(success)
local scale = 0.75
if (success == true) then
scale = 1.25
end
self.tweens:newTween(0, 0.15, {opacity = 0, scale = scale}, "inOutQuart")
end
function Button:draw(x, y, isFirst)
local x, y = x + self.shakex, y + self.shakey
love.graphics.setColor(1,1,1,self.circleOpacity)
for i, circle in ipairs(self.circles) do
circle:draw(x, y)
end
love.graphics.setColor(self.lum,self.lum,self.lum,self.opacity)
if (isFirst and self.timerTexture ~= nil) then
love.graphics.draw(self.timerTexture, x, y, 0, -self.scale, self.scale, 12, 11)
end
self.prompt.assets.tileset["qtebtn"]:drawTile(self.frame, x, y, 0, self.scale, self.scale, 8, 8)
love.graphics.setColor(1,1,1,1)
if (self.number > 0 and self.showNumber) then
self.prompt.assets.fonts["hudnbrs_small"]:draw(utils.math.numberToString(self.number, 2), x, y + 2, -1, "left")
end
end
function ButtonCircle:new()
self.radius = 6
self.opacity = 1
self.tweens = TweenManager(self)
self.tweens:newTween(0, 0.2, {radius = 12}, "inOutQuart")
self.tweens:newTween(0.1, 0.1, {opacity = 0}, "inOutQuart")
end
function ButtonCircle:update(dt)
self.tweens:update(dt)
end
function ButtonCircle:draw(x, y)
love.graphics.setColor(1,1,1,self.opacity)
love.graphics.circle("line",x,y,self.radius, 16)
end
return Button