bunny.lua

local Object = require "libraries/classic"
local Bunny = Object:extend()

function Bunny:new(game)
    self.game = game

    self.bunny = love.graphics.newImage("assets/bun.png")
    self.width = 50
    self.height = 50
    self.floor = game.floor - self.height
    self.x = love.graphics.getWidth()/3 - self.width/2
    self.y = self.floor

    self.acceleration = 1500
    self.velocity = 0
    self.jumpForce = 500

    self.maxJump = 5
    self.jumpCount = self.maxJump
    self.jumpPowerImage = love.graphics.newImage("assets/bunnyjumppower.png")
    self.spacePressed = false
end

function Bunny:update(dt)
    self:applyGravity(dt)
    if self.game.gameOver == false then
        self:jump(dt)
    end
end

function Bunny:draw()
    self:jumpPowerMeter()
    love.graphics.draw(self.bunny, self.x, self.y)
end

function Bunny:applyGravity(dt)
    self.velocity = self.velocity + self.acceleration * dt
    self.y = self.y + self.velocity * dt

    if self.y >= self.floor then
        self.y = self.floor
        self.velocity = 0
        self.jumpCount = self.maxJump
    end
end

function Bunny:jump(dt)
    if love.keyboard.isDown("space") 
        and self.spacePressed == false
        and self.jumpCount > 0 then
        self.spacePressed = true
        self.jumpCount = self.jumpCount - 1
        self.velocity = -self.jumpForce
    end

    if love.keyboard.isDown("space") == false then
        self.spacePressed = false
    end
end

function Bunny:jumpPowerMeter()
    love.graphics.setColor(0, 0, 0, 0.5)
    for i = 1, self.maxJump do
        love.graphics.circle(
            "fill",
            20 * (i - 1) + 13.5,
            13.5,
            8
        )
    end
    for i = 1, self.maxJump do
        love.graphics.circle(
            "line",
            20 * (i - 1) + 13.5,
            13.5,
            8
        )
    end
    love.graphics.setColor(1, 1, 1, 1)
    
    for i = 1, self.jumpCount do
        love.graphics.draw(
            self.jumpPowerImage,
            20 * (i - 1) + 5,
            5
        )
    end
end

return Bunny