love2d-tank/player.lua

Player = Object:extend()
cos = math.cos
sin = math.sin --optimisation

-- Constructor for the Player class
function Player:new(p, x, y, health, image, speed, max)
	self.p = p
	self.image = love.graphics.newImage(image)
	self.x = x
	self.y = y
	self.health = health
	self.speed = speed
	self.max = max
	self.width = self.image:getWidth()
	self.height = self.image:getHeight()

	-- Collision Stuff
	self.collider = World:newRectangleCollider(x, y, 64, 64)
	self.collider:setFixedRotation(true)

	if self.p == 1 then
		self.collider:setCollisionClass("Player1")
	elseif self.p == 2 then
		self.collider:setCollisionClass("Player2")
	end

	-- Rotation Stuff
	self.rotation = math.rad(90)
	self.rotSpeed = 2
	self.scaleX = 1
	self.scaleY = 1
	self.originX = self.width / 2
	self.originY = self.height / 2

	--Velocity
	self.vx = 0
	self.vy = 0
end

-- Method to handle shooting
function Player:shoot(bulletSpeed)
	local offsetX = cos(self.rotation) * self.width * 1.5
	local offsetY = sin(self.rotation) * self.height * 1.5
	local bulletX = self.x + offsetX
	local bulletY = self.y + offsetY
	local newBullet = Bullet(bulletX, bulletY, self.p, bulletSpeed, self.rotation)
	return newBullet
end

-- Update method for the Player class
function Player:update(dt)
	self.vx = 0
	self.vy = 0
	local bulletSpeed = 20000

	if self.p == 1 then
		-- Handle player 1 controls
		if love.keyboard.isDown("w") then
			self.vx = cos(self.rotation) * (self.speed * dt)
			self.vy = sin(self.rotation) * (self.speed * dt)
		elseif love.keyboard.isDown("s") then
			self.vx = cos(self.rotation) * (self.speed * dt) * -1
			self.vy = sin(self.rotation) * (self.speed * dt) * -1
		elseif love.keyboard.isDown("a") then
			self.rotation = self.rotation - (self.rotSpeed * dt)
		elseif love.keyboard.isDown("d") then
			self.rotation = self.rotation + (self.rotSpeed * dt)
		end

		self.collider:setLinearVelocity(self.vx, self.vy)

		-- Check for collision with walls
		if self.collider:enter("Wall") then
			print("Player 1 collided with wall")
		end

		if EnableKeyPress1 == true then
			if love.keyboard.isDown("space") then
				local newBullet = self:shoot(bulletSpeed)
				table.insert(Bullets1, newBullet)
				KeyPressTime1 = KeyDelay1
				EnableKeyPress1 = false
			end
		end
		self.x = self.collider:getX()
		self.y = self.collider:getY()

		-- Handlle map changes
		if love.keyboard.isDown("1") then
			LoadMap("1")
			print("Map 1 loaded")
		end
	elseif self.p == 2 then
		-- Handle player 2 controls
		if love.keyboard.isDown("up") then
			self.vx = cos(self.rotation) * (self.speed * dt)
			self.vy = sin(self.rotation) * (self.speed * dt)
		elseif love.keyboard.isDown("down") then
			self.vx = cos(self.rotation) * (self.speed * dt) * -1
			self.vy = sin(self.rotation) * (self.speed * dt) * -1
		elseif love.keyboard.isDown("left") then
			self.rotation = self.rotation - (self.rotSpeed * dt)
		elseif love.keyboard.isDown("right") then
			self.rotation = self.rotation + (self.rotSpeed * dt)
		end
		self.collider:setLinearVelocity(self.vx, self.vy)

		-- Check for collision with walls
		if self.collider:enter("Wall") then
			print("Player 2 collided with wall")
		end

		if EnableKeyPress2 == true then
			if love.keyboard.isDown("return") then
				local newBullet = self:shoot(bulletSpeed)
				table.insert(Bullets2, newBullet)
				KeyPressTime2 = KeyDelay2
				EnableKeyPress2 = false
			end
		end
	end
	self.x = self.collider:getX()
	self.y = self.collider:getY()
end

function Player:draw()
	love.graphics.draw(self.image, self.x, self.y, self.rotation, self.scaleX, self.scaleY, self.originX, self.originY)
end