Add basic level state

level.lua

@@ -0,0 +1,46 @@
+Class = require 'hump.class'
+require 'settings'
+
+-- A level manages the level datastructure containing static blocks and level
+-- specific data like global physics
+
+-- Reset color to this before drawing each object
+draw_base_color = {255, 255, 255, 255}
+
+Level = Class{
+    init = function(self)
+        self.name = 'Default'
+        self.entity_list = {}
+
+        self.backgroundColor = {135, 206, 250, 255}
+
+        self.world = love.physics.newWorld(GRAVITY_X, GRAVITY_Y, true)
+    end;
+
+    delete = function(self)
+        for key, entity in pairs(self.entity_list) do
+            entity:delete()
+        end
+        self.entity_list = nil
+    end;
+
+    activate = function(self)
+
+    end;
+
+    drawEntities = function(self)
+        for key, entity in pairs(self.entity_list) do
+            love.graphics.setColor(draw_base_color)
+            entity:draw()
+        end
+        love.graphics.setColor(draw_base_color)
+    end;
+
+    updateEntities = function(self, dt)
+        self.world:update(dt)
+
+        for key, entity in pairs(self.entity_list) do
+            entity:update(dt)
+        end
+    end;
+}

level_state.lua

@@ -0,0 +1,88 @@
+Gamestate = require 'hump.gamestate'
+require 'level'
+
+level_state = {}
+
+players = {}
+level_music = nil
+
+function level_state:init()
+end
+
+function level_state:enter(previous, level_file)
+    entity_id = 1
+    if level_music == nil then
+        --level_music = love.audio.newSource("resources/audio/freeze.ogg")
+        --level_music:setVolume(0.5)
+        --level_music:setLooping(true)
+        --level_music:play()
+    end
+
+    love.graphics.setBackgroundColor({0, 0, 0, 255})
+    current_level = Level()
+    current_level.world:setCallbacks(begin_contact, end_contact, pre_solve, post_solve)
+end
+
+
+function level_state:draw()
+    current_level:drawEntities()
+end
+
+
+function level_state:update(dt)
+    if current_level.reset == true then
+        resetLevel()
+        return
+    end
+
+    current_level:updateEntities(dt)
+end
+
+
+function level_state:focus(bool)
+
+end
+
+
+function level_state:leave(bool)
+    current_level:delete()
+    current_level = nil
+end
+
+function level_state:keypressed(key, unicode)
+    -- Ctrl + R restarts current level.
+    if key == "r"
+       and ( love.keyboard.isDown("lctrl")
+       or love.keyboard.isDown("rctrl") ) then
+
+        current_level.reset = true
+    else
+        -- Do stuff
+    end
+end
+
+
+function level_state:keyreleased(key, unicode)
+    player:keyreleased(key)
+end
+
+
+function level_state:mousepressed(x, y, button)
+
+end
+
+function begin_contact(a, b, coll)
+
+end
+
+function end_contact(a, b, coll)
+
+end
+
+function pre_solve(a, b, coll)
+
+end
+
+function end_solve(a, b, coll)
+
+end

main.lua

@@ -1,5 +1,6 @@
 Gamestate = require 'hump.gamestate'
 require 'menu_state'
+require 'level_state'
 
 -- Initialize game global variables and switch to menu state
 
@@ -12,7 +13,7 @@ function love.load()
     love.physics.setMeter(30)
 
     Gamestate.registerEvents()
-    Gamestate.switch(menu_state)
+    Gamestate.switch(level_state)
 end
 
 function love.quit()

settings.lua

@@ -3,4 +3,5 @@
 
 PIXELS_PER_METER = 10
 
-
+GRAVITY_X = 0
+GRAVITY_Y = 9.81