Here you go!

README.md

@@ -2,4 +2,9 @@
 *A snake clone built using the LOVE2d framework.*
 
 ## How to run
-First install the love framework at [the love2d website](http://www.love2d.org/).  Next, run love C:\path\to\snake_game_folder on Windows or love /path/to/snake_game on Linux OR download and run from [here.](http://dl.dropbox.com/u/2303550/lovely-snake.love)
+First install the love framework at [the love2d website](http://www.love2d.org/).  Next, run love C:\path\to\snake_game_folder on Windows or love /path/to/snake_game on Linux OR download and run from [here.](http://dl.dropbox.com/u/2303550/lovely-snake.love)
+
+## How to play
+* The goal is to eat as much food (red squares) as you can without dying. 
+* Use the arrow keys to control your snake's movement. 
+* If you hit the screen edge, a wall, or yourself, you will lose. 

classes/snake/snake.lua

@@ -103,11 +103,12 @@ function Snake:check_collision(pos)
     --table.insert(self.body, {x=self.body["head"]["x"], y=self.body["head"]["y"], dir=snake_direction})
 --print("SNAKE BODY INSERTED AT: ", pos.x * 32, pos.y * 32)
     table.insert(self.body, {x = pos.x * block_size, y = pos.y * block_size})
+    score = score + (100 * (1 - (current_difficulty*4)))-- score is dependent on difficulty level
   end
 end
 
 function Snake:kill()
-  game_state = "main_menu"
+  game_state = "game_over"
   self:init()
 end
 

engine.lua

@@ -4,6 +4,11 @@ function update_options_file()
   love.filesystem.write("options.cfg", options, all)
 end
 
+function update_high_score_file()
+  local file_string = "high_score = " .. score .. "\n"
+  love.filesystem.write("high_score.cfg", file_string, all)
+end
+
 function get_current_resolution()
   for i = 1, #resolutions do
     if resolutions[i].current == true then

main.lua

@@ -78,7 +78,12 @@ function love.load()
       title = "LOVEly Snake",
       "New Game",
       "Options",
-      "Quit",
+      "Quit"
+    },
+    game_over_menu = {
+      title = "Game Over",
+      "Try Again",
+      "Main Menu"
     },
     options_menu = {
       title = "Options",
@@ -104,6 +109,14 @@ function love.load()
     update_options_file()
   end
 
+  score = 0
+  if love.filesystem.exists("high_score.cfg") then
+    love.filesystem.load("high_score.cfg")()
+  else
+    high_score = 0
+    update_high_score_file()
+  end
+
   hovering_over = nil
   block_size = 32 -- Just realized this only works with 10,20,25,50,100 need to think more on collision and resolution
   speed = difficulty.menu -- In milliseconds
@@ -127,6 +140,11 @@ function love.update(dt)
   elseif game_state == "paused" then
     return
   elseif game_state == "game_over" then
+    if(score > high_score) then
+      update_high_score_file()
+      high_score = score
+    end
+    score = 0
     return
   end
 
@@ -139,6 +157,10 @@ function love.update(dt)
     time_stamp = new_time_stamp
   end
 
+  if score > high_score then
+    high_score = score
+  end
+
   level:update_level(dt)
   food:generate()
   snake:move(dt)
@@ -153,6 +175,8 @@ function love.draw()
 
   love.graphics.setColor({30, 40, 80, 255})
   love.graphics.print("FPS: " .. love.timer.getFPS(), 10, 20)
+  love.graphics.print("HIGH SCORE: " .. high_score, 10, 50)
+  love.graphics.print("SCORE: " .. score, 10, 80)
 
   love.graphics.setColor(colors.white)
   -- Get the current x,y locations of the mouse cursor
@@ -170,8 +194,7 @@ function love.draw()
     love.graphics.printf("PAUSED", 0, max_height / 2, max_width, 'center')
 
   elseif game_state == "game_over" then
-    -- Game over
-    draw_main_menu(mouse_x, mouse_y)
+    draw_game_over_menu(mouse_x, mouse_y)
 
   elseif game_state == "running" then
     --[[ -- drawing in level for now
@@ -221,7 +244,16 @@ function love.mousereleased(x, y, button) -- needs updated to work with menus, t
         print("clicked quit")
         love.event.push('q')
       end
-
+    elseif game_state == "game_over" then  
+      if hovering_over == "Try Again" then
+        print("clicked Try Again")
+        game_state = "running"
+        snake:init() -- need to reset camera position...might need the idea of a spawn point on levels
+      end
+      if hovering_over == "Main Menu" then
+        print("clicked main menu")
+        game_state = "main_menu"
+      end
     elseif game_state == "options_menu" then
       for key, value in next, ui.options_menu.difficulty_buttons, nil do
         if key ~= "width" and key ~= "height" then

menus.lua

@@ -7,6 +7,10 @@ function draw_options_menu(mouse_x, mouse_y)
   display_menu_items(ui.options_menu, mouse_x, mouse_y)
 end
 
+function draw_game_over_menu(mouse_x, mouse_y)
+  display_menu_items(ui.game_over_menu, mouse_x, mouse_y)
+end
+
 function display_menu_items(t, mouse_x, mouse_y)
   -- take in table and iterate through it displaying each item on a new line
   for key, value in next, t, nil do

resources/levels/snake_1.lua

@@ -36,9 +36,9 @@ local tile_string = [[
 
 local quad_data = { 
   { '#',  0,  0 }, -- grass
-  { ' ',  32,  0 },
-  { '*',  0,  32 },
-  { 'f',  32,  32 },
+  { ' ',  32,  0 },-- trees
+  { '*',  0,  32 },-- rocks
+  { 'f',  32,  32 },-- flowers
 }
 
 level:new_level("/resources/images/tileset.png", tile_string, quad_data)