boxes n walls n movement etcgit status

box.lua

@@ -0,0 +1,23 @@
+require "entity"
+
+Box = class("Box", Entity)
+
+function Box:initialize(x, y, color)
+	Entity.initialize(self, {
+		x = x,
+		y = y,
+		sizeX = 1,
+		sizeY = 1,
+		color = color,
+		collision = "moveable",
+		sprite = boxSprite[color]
+	})
+end
+
+function Box:update()
+
+end
+
+function Box:tick()
+
+end

color.lua

@@ -3,18 +3,22 @@
 
 Color = class("Color")
 
+Color.static.list = {
+	red = {r = 255, g = 0, b = 0, a = 255},
+	green = {r = 0, g = 255, b = 0, a = 255},
+	blue = {r = 0, g = 0, b = 255, a = 255}
+}
+
 function Color:initialize(inColor)
-	local r, g, b, a
-	if inColor == "red" then
-		r, g, b, a = 255, 0, 0, 255
-	elseif inColor == "green" then
-		r, g, b, a = 0, 255, 0, 255
-	elseif inColor == "blue" then
-		r, g, b, a = 0, 0, 255, 255
-	end
-	self.r, self.g, self.b, self.a = r, g, b, a
+	local c = Color.list[inColor]
+	self.r, self.g, self.b, self.a = c.r, c.g, c.b, c.a
 end
 
 function Color:set()
 	return self.r, self.g, self.b, self.a
 end
+
+function randomColor()
+	local colors = {"red", "green", "blue"}
+	return colors[math.random(1, 3)]
+end

debug_helpers.lua

@@ -0,0 +1,5 @@
+function shallowTablePrint(t)
+	for i, v in pairs(t) do
+		print(i, v)
+	end
+end

door.lua

@@ -0,0 +1,15 @@
+require "entity"
+
+Door = class("Door", Entity)
+
+function Door:initialize()
+
+end
+
+function Door:unloc()
+	self.collision = "none"
+end
+
+function Door:loc()
+	self.collision = "unmoveable"
+end

entity.lua

@@ -1,22 +1,23 @@
 Entity = class("Entity")
 
 function Entity:initialize(t)
-	self.gridX, self.gridY = t.x, t.y
+	self.x, self.y = t.x, t.y
 	self.gridSize = {x = t.sizeX, y = t.sizeY}
 	self.color = Color:new(t.color)
 	self.collision = t.collision --either "none", "moveable", "unmoveable"
+	self.sprite = t.sprite
 end
 
 function Entity:atGridPos(x, y)
-	if x >= self.gridX and x <= self.gridX + self.gridSize.x and
-	  y >= self.gridY and y <= self.gridSize.y then
+	if x >= self.x and x <= self.x + self.gridSize.x and
+	  y >= self.y and y <= self.gridSize.y then
 	  return true
 	end
 	return false
 end
 
 function Entity:getGridPos()
-	return {x = self.gridX, y = self.gridY}
+	return {x = self.x, y = self.y}
 end
 
 function Entity:getDrawPos()
@@ -26,3 +27,32 @@ function Entity:getDrawPos()
 		y = (gridPos.y - 1) * height / gridHeight
 	}
 end
+
+function Entity:draw()
+	love.graphics.setColor(self.color:set())
+	local p = self:getDrawPos()
+	love.graphics.draw(self.sprite, p.x, p.y, 0, drawScale, drawScale)
+end
+
+function Entity:isAlignedWithPlayerMovement(axis, pos)
+	if self:getGridPos()[axis] == pos then
+		return true
+	end
+	return false
+end
+
+function Entity:canMove()
+	if self.collision == "unmoveable" then
+		return false
+	end
+	return true
+end
+
+
+function Entity:move(axis, direction)
+	self[axis] = self[axis] + direction
+end
+
+function Entity:push(direction)
+
+end

input.lua

@@ -1,11 +1,27 @@
-local input = {}
+Input = {}
 
-function input:handler()
+Input.playermovekeys = { up = "up", down = "down", left = "left", right = "right" }
+Input.playerswitchkeys = { ["1"] = "1", ["2"] = "2", ["3"] = "3" }
+Input.colorfromkey = {"red", "green", "blue"}
+
+function Input:handler()
 
 end
 
-function input:moveIsPressed()
-
+function Input.isPlayerMove(key)
+	if Input.playermovekeys[key] then
+		return true
+	end
+	return false
 end
 
-return input
+function Input.isPlayerSwitch(key)
+	if Input.playerswitchkeys[key] then
+		return true
+	end
+	return false
+end
+
+function Input.playerColor(key)
+	return Input.colorfromkey[tonumber(key)]
+end

main.lua

@@ -1,9 +1,10 @@
 class = require "libs/middleclass"
 Timer = require "libs/hump/timer"
-Input = require "input"
+require "input"
 require "color"
 require "room"
 require "player"
+require "debug_helpers"
 
 function love.load()
 	_initDefaults()
@@ -33,17 +34,30 @@ function love.draw()
 	currentRoom:draw()
 end
 
+function love.keypressed(key)
+	if Input.isPlayerMove(key) then
+		currentRoom:movePlayer(key)
+	elseif Input.isPlayerSwitch(key) then
+		local c = Input.playerColor(key)
+		currentRoom:switchPlayer(c)
+	end
+end
+
 function _initDefaults()
+	--set filter
 	love.graphics.setDefaultFilter("linear", "nearest")
 	
+	--set global width / height variables
 	width = love.graphics.getWidth()
 	height = love.graphics.getHeight()
-
 	if width > height then
 		width = height
 	else
 		height = width
 	end
+
+	--set randomseed
+	math.randomseed(os.time())
 end
 
 function _initGridVars()
@@ -57,4 +71,10 @@ end
 
 function loadSprites()
 	playerSprite = love.graphics.newImage("art/player.png")
+	wallSprite = love.graphics.newImage("art/static_wall.png")
+	boxSprite = {
+		red = love.graphics.newImage("art/wall_r.png"),
+		green = love.graphics.newImage("art/wall_g.png"),
+		blue = love.graphics.newImage("art/wall_b.png")
+	}
 end

player.lua

@@ -10,12 +10,10 @@ function Player:initialize(x, y, color)
 		sizeX = 3,
 		sizeY = 3,
 		color = color,
-		collision = "none" --player can't push other player
+		collision = "none", --player can't push other player
+		sprite = playerSprite
 	})
 
-	self.sprite = playerSprite
-
-	print("i exist!!")
 end
 
 function Player:update()
@@ -28,14 +26,3 @@ function Player:draw()
 	love.graphics.draw(self.sprite, p.x, p.y, 0, drawScale, drawScale)
 end
 
-function Player:move(direction)
-	if direction == "up" then
-		self.gridY = self.gridY - 1
-	elseif direction == "down" then
-		self.gridY = self.gridY + 1 
-	elseif direction == "left" then
-		self.gridX = self.gridX - 1
-	elseif direction == "right" then
-		self.gridX = self.gridX + 1
-	end
-end

room.lua

@@ -1,21 +1,40 @@
 Room = class("Room")
 
 require "player"
+require "box"
+require "wall"
 
 function Room:initialize(t)
 	self.exits = t.exits
 	self.name = t.name
 	self.player = {}
+	self.collideables = {
+		red = {},
+		green = {},
+		blue = {}
+	}
+
+	self.activeColors = {
+		red = false, green = false, blue = false
+	}
 
 	for color, coords in pairs(t.player) do
 		self.player[color] = Player:new(coords.x, coords.y, color)
+		self.activeColors[color] = true
 	end
 
-	local crate
-	local box
-	local blox
-	local tile
+	for i=0, 20 do
+		local c = randomColor()
+		local x, y = math.random(1, gridWidth), math.random(1, gridHeight)
+		self.collideables[c]["b: " .. x .. ", " .. y] = Box:new(x, y, c)
+	end
 
+
+	for i=0, 20 do
+		local c = randomColor()
+		local x, y = math.random(1, gridWidth), math.random(1, gridHeight)
+		self.collideables[c]["w: " .. x .. ", " .. y] = Wall:new(x, y, c)
+	end
 end
 
 
@@ -29,9 +48,143 @@ function Room:draw()
 	for color, player in pairs(self.player) do
 		player:draw()
 	end
+	for color, entityArray in pairs(self.collideables) do
+		for _, entity in pairs(entityArray) do
+			entity:draw()
+		end
+	end
+end
+
+function Room:movePlayer(key)
+
+	local moveAxis
+	local direction
+
+	if key == "up" then
+		moveAxis, direction = "y", -1
+	elseif key == "down" then
+		moveAxis, direction = "y", 1
+	elseif key == "left" then
+		moveAxis, direction = "x", -1
+	elseif key == "right" then
+		moveAxis, direction = "x", 1
+	else
+		error("wtf did u do")
+	end
+
+	for color, active in pairs(self.activeColors) do
+		if active then
+			local playerPos = self.player[color]:getGridPos()
+			local entities = self:getAdjacentEntities(self.collideables[color], playerPos, moveAxis, direction)
+			local canMove = self:tryPlayerMove(entities, playerPos, moveAxis, direction)
+			if canMove then
+				self:checkAndPull(self.collideables[color], playerPos, moveAxis, direction)
+				self.player[color]:move(moveAxis, direction)
+				self:tick()
+			end
+		end
+	end
+end
+
+function Room:switchPlayer(colorToActivate)
+	for color, active in pairs(self.activeColors) do
+		if color == colorToActivate then
+			self:setActiveColor(color, true)
+		else
+			self:setActiveColor(color, false)
+		end
+	end
+end
+
+function Room:setActiveColor(color, bool)
+	self.activeColors[color] = bool
+end
+
+function Room:getAdjacentEntities(entities, pos, axis, direction)
+	local t = {}
+
+	--first we gather all entities in direction of movement
+	for _, entity in pairs(entities) do
+		if axis == "x" then
+			if entity:isAlignedWithPlayerMovement("y", pos.y) then
+				if direction > 0 and entity:getGridPos()[axis] > pos[axis] then
+					table.insert(t, entity)
+				elseif direction < 0 and entity:getGridPos()[axis] < pos[axis] then
+					table.insert(t, entity)
+				end
+			end
+		elseif axis == "y" then
+			if entity:isAlignedWithPlayerMovement("x", pos.x) then
+				if direction > 0 and entity:getGridPos()[axis] > pos[axis] then
+					table.insert(t, entity)
+				elseif direction < 0 and entity:getGridPos()[axis] < pos[axis] then
+					table.insert(t, entity)
+				end
+			end
+		end
+	end
+
+	--then we put them in order
+	table.sort(t, function(a, b)
+		if direction > 0 then
+			return a:getGridPos()[axis] < b:getGridPos()[axis]
+		else 
+			return a:getGridPos()[axis] > b:getGridPos()[axis]			
+		end
+	end)
+
+	return t
+end
+
+function Room:checkAndPull(entities, pos, axis, direction)
+
+	for _, entity in pairs(entities) do
+		local entPos = entity:getGridPos()
+		print(pos.x, pos.y, entPos.x, entPos.y)
+		if axis == "x" and entPos.x == pos.x - direction and entPos.y == pos.y then
+			if entity:canMove() then
+				entity:move(axis, direction)
+				return
+			end
+		elseif axis == "y" and entPos.x == pos.x and entPos.y == pos.y - direction then
+			if entity:canMove() then
+				entity:move(axis, direction)
+				return
+			end
+		end
+	end
+end
+
+function Room:tryPlayerMove(entities, pos, axis, direction)
+	local counter = direction
+	local entitiesToMove = {}
+
+	for _, entity in ipairs(entities) do
+		if entity:getGridPos()[axis] == pos[axis] + counter then
+			if entity:canMove() then
+				table.insert(entitiesToMove, entity)
+			else
+				return false
+			end 
+		else
+			break
+		end
+		counter = counter + direction
+	end
+
+	for  _, entity in ipairs(entitiesToMove) do
+		entity:move(axis, direction)
+	end
+
+	return true
 end
 
 function Room:tick()
+	for color, entityArray in pairs(self.collideables) do
+		for _, entity in pairs(entityArray) do
+			entity:tick()
+		end
+	end
 	self:nextRoomCheck()
 end
 
@@ -40,8 +193,5 @@ function Room:nextRoomCheck()
 end
 
 function nextRoom()
-	print("next room!!!")
-	-- currentRoom = Room:new{
 
-	-- }
 end

wall.lua

@@ -0,0 +1,23 @@
+require "entity"
+
+Wall = class("Wall", Entity)
+
+function Wall:initialize(x, y, color)
+	Entity.initialize(self, {
+		x = x,
+		y = y,
+		sizeX = 1,
+		sizeY = 1,
+		color = color,
+		collision = "unmoveable",
+		sprite = wallSprite
+	})
+end
+
+function Wall:update(dt)
+
+end
+
+function Wall:tick()
+
+end