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