noble engine migration

source/scripts/player.lua

@@ -0,0 +1,214 @@
+Player = {}
+class("Player").extends(AnimatedSprite)
+
+local playerImageTable = Graphics.imagetable.new("assets/sprites/player")
+
+function Player:init(x, y)
+	Player.super.init(self, playerImageTable)
+
+	-- Animation properties
+	self:addState("run", 1, 7, { tickStep = 2 })
+	self:addState("up", 1, 7, { tickStep = 6 })
+	self:addState("down", 1, 7, { tickStep = 6 })
+	self:addState("boom", 15, 21, { tickStep = 10, loop = false })
+	self:setDefaultState("down")
+	self:playAnimation()
+
+	-- Collision properties
+	self:moveTo(x, y)
+	self:setZIndex(10)
+	self:setCollideRect(3, 19, 63, 33)
+	self:setTag(1)
+
+	-- Physics properties
+	self.xVelocity = 0
+	self.yVelocity = 0
+	self.maxXSpeed = 2
+	self.maxYSpeed = 5
+	self.fallSpeed = 0.05
+	self.maxFallSpeed = 0.4
+
+	-- Player State
+	self.touchingGround = false
+	self.touchingCeiling = false
+	self.touchingWall = false
+	Player.dead = false
+	Player.bat = 10000
+	Player.dischargeRate = 1
+	self.cantDown = false
+	Player.moveRight = false
+end
+
+function Player:handleInput()
+	if Player.bat <= 0 or Player.dead then
+		return
+	end
+
+	local crankChange, acceleratedChange = playdate.getCrankChange()
+
+	if playdate.buttonJustReleased(playdate.kButtonLeft) or playdate.buttonJustReleased(playdate.kButtonRight) then
+		self.cantDown = false
+	end
+
+	if playdate.buttonIsPressed(playdate.kButtonLeft) then
+		self:changeToRunState("left")
+		self:setRotation(10)
+		self.cantDown = true
+		Player.moveRight = false
+	elseif playdate.buttonIsPressed(playdate.kButtonRight) then
+		self:changeToRunState("right")
+		self:setRotation(10)
+		self.cantDown = true
+		Player.moveRight = true
+	end
+
+	if crankChange ~= 0 then
+		local force = 0.01
+		if crankChange > 0 then
+			self:changeState("up")
+		else
+			self:changeState("down")
+			force = 0.05
+		end
+		self.yVelocity = self.yVelocity - acceleratedChange * force
+	elseif self.cantDown == false then
+		self.cantDown = false
+		self:changeToDownState()
+	else
+		self.yVelocity = self.fallSpeed
+	end
+end
+
+function Player:changeToDownState()
+	Player.moveRight = false
+	self.yVelocity = self.fallSpeed
+	self.xVelocity = 0
+	self:changeState("down")
+	self:setRotation(0)
+end
+
+function Player:changeToRunState(direction)
+	if direction == "left" then
+		self.xVelocity = -self.maxXSpeed
+		self.globalFlip = 1
+		self:changeState("run")
+	elseif direction == "right" then
+		self.xVelocity = self.maxXSpeed
+		self.globalFlip = 0
+		self:changeState("run")
+	end
+end
+
+function Player:handleMovementAndCollisions()
+	if Player.dead then
+		return
+	end
+
+	local xVel = self.xVelocity
+
+	if (self.x < 20 and xVel < 0) or (self.x > 380 and xVel > 0) then -- Screen bounds
+		xVel = 0
+	end
+
+	local _, _, collisions, length = self:checkCollisions(self.x + xVel, self.y + self.yVelocity)
+
+	self.touchingGround = false
+	self.touchingCeiling = false
+	self.touchingWall = false
+
+	for i = 1, length do
+		local collision = collisions[i]
+		local collisionType = collision.type
+		local collisionObject = collision.other
+		local collisionTag = collisionObject:getTag()
+		if collisionType == Graphics.sprite.kCollisionTypeSlide then
+			if collision.normal.y == -1 then
+				self.touchingGround = true
+			elseif collision.normal.y == 1 then
+				self.touchingCeiling = true
+			end
+
+			if collision.normal.x ~= 0 then
+				self.touchingWall = true
+			end
+		end
+
+		if collisionTag == 3 then -- Ground
+			Player.dead = true
+			self:changeState("boom")
+			return
+		elseif collisionTag == 154 then -- Baleba
+			Player.dead = true
+			self:changeState("boom")
+
+			local particleB = ParticlePoly(self.x, self.y)
+			particleB:setThickness(2)
+			particleB:setAngular(-15, 15)
+			particleB:setSize(1, 2)
+			particleB:setSpeed(1, 3)
+			particleB:setMode(Particles.modes.STAY)
+			particleB:setBounds(0, 0, 400, 240)
+			particleB:setColour(Graphics.kColorXOR)
+			particleB:add(20)
+			collisionObject:remove()
+			return
+		end
+	end
+	self:moveTo(self.x + xVel, self.y + self.yVelocity)
+end
+
+function Player:handleDischarge(state)
+	if Player.dead then
+		return
+	end
+	if Player.bat <= 0 then
+		Player.bat = 0
+		self.fallSpeed = 2
+		self:changeToDownState()
+		return
+	end
+
+	if Player.bat < 5000 then
+		self.fallSpeed = self.maxFallSpeed
+	end
+
+	if state == "run" then
+		Player.dischargeRate = 5
+	elseif state == "up" then
+		Player.dischargeRate = 10
+	else
+		Player.dischargeRate = 1
+	end
+
+	if self.y < 5 then
+		Player.dischargeRate = 20
+	end
+
+	Player.bat = Player.bat - Player.dischargeRate
+end
+
+function Player:update()
+	self:updateAnimation()
+	self:handleMovementAndCollisions()
+
+	if Player.dead then
+		return
+	end
+
+	local state = self:getCurrentState()["name"]
+
+	self:handleDischarge(state)
+	self:handleInput()
+end
+
+function Player:isMovingRight()
+	return Player.moveRight
+end
+
+function Player:isDead()
+	return Player.dead
+end
+
+function Player:getBat()
+	return Player.bat
+end