Added solo playing (start with '1' from menu)

level_state.lua

@@ -2,6 +2,7 @@ Gamestate = require 'hump.gamestate'
 require 'level'
 require 'player'
 require 'computerplayer'
+require 'nullplayer'
 require 'scoreboard'
 require 'entities/powerup'
 require 'entities/chaingunpowerup'
@@ -47,7 +48,9 @@ function level_state:enter(previous, level_file)
         level_music:play()
     end
 
-    if self.computer then
+    if self.mode == "solo" then
+        players[2] = NullPlayer(2, "Null")
+    elseif self.mode == "computer" then
         players[2] = ComputerPlayer(2, 'Vengeance')
     else
         players[2] = Player(2, 'Nicd')
@@ -61,7 +64,9 @@ function level_state:enter(previous, level_file)
     current_level.world:setCallbacks(begin_contact, end_contact, pre_solve, post_solve)
 
     players[1]:setPlane(current_level:getPlane(1))
-    players[2]:setPlane(current_level:getPlane(2))
+    if players[2] then
+	players[2]:setPlane(current_level:getPlane(2))
+    end
 
     -- Set up scoreboards
     for i = 1, #players, 1 do

menu_state.lua

@@ -56,11 +56,14 @@ end
 
 
 function menu_state:keypressed(key, unicode)
-    if key == "c" then
-        level_state.computer = true
+    if key == "1" then
+        level_state.mode = "solo"
+        Gamestate.switch(level_state)
+    elseif key == "c" then
+        level_state.mode = "computer"
         Gamestate.switch(level_state)
     else
-        level_state.computer = false
+        level_state.computer = "2player"
         Gamestate.switch(level_state)
     end
 end

nullplayer.lua

@@ -0,0 +1,38 @@
+Class = require 'hump/class'
+require 'settings'
+require 'entities/entity'
+
+NullPlayer = Class{
+    init = function(self, id, name)
+        self.id = id
+        self.name = name
+        self.score = 0
+        print('Null player ready for non-action!')
+    end;
+
+    -- TODO: move to common base
+    setPlane = function(self, plane)
+	self.plane = Entity(0, 0, plane.level)
+	self.plane.health = 0
+	self.plane.motorPower = 0
+	plane:delete()
+    end;
+
+    -- TODO: move to common base
+    getPlane = function(self)
+        return self.plane
+    end;
+
+    -- TODO: move to common base
+    addScore = function(self, score)
+    end;
+
+    update = function(self, dt)
+    end;
+
+    press = function(self, key)
+    end;
+
+    release = function(self, key)
+    end;
+}