examples/moles: update style and doc

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/examples/mnit_moles/src/moles.nit b/examples/mnit_moles/src/moles.nit
index ecaf067..60ae6a3 100644 (file)
--- a/examples/mnit_moles/src/moles.nit
+++ b/examples/mnit_moles/src/moles.nit
@@ -26,16 +26,20 @@ import mnit
 
 import drawing
 
+# A hole with a possible mole, or a trap in it
 class Hole
        var game: Game
 
-       # Center of the hole
+       # Horizontal center of the hole
        var x: Int
+
+       # Vertical center of the hole
        var y: Int
 
        # Half width of the hit box
        var dx = 200.0
-       # Heigth of the hit box
+
+       # Height of the hit box
        var dy = 800.0
 
        # state
@@ -43,13 +47,6 @@ class Hole
        var hitted = false
        var trap = false
 
-       init (g: Game, x, y: Int)
-       do
-               game = g
-               self.x = x
-               self.y = y
-       end
-
        fun do_turn
        do
                if up then
@@ -80,6 +77,7 @@ class Hole
                end
        end
 
+       # Does this hole intercepts `event`?
        fun intercepts(event: PointerEvent): Bool
        do
                if not up or hitted then return false
@@ -92,6 +90,7 @@ class Hole
                        ey > y - dy and ey < y
        end
 
+       # Hit this hole and the mole in this hole
        fun hit
        do
                if hitted then return
@@ -108,20 +107,31 @@ class Hole
 end
 
 class Game
-       var holes = new Array[Hole].with_capacity(4)
+       # All holes, filled or not
+       var holes = new Array[Hole]
 
        # rule / const
        var modifier_half_life = 1000.0
+
+       # Row count
        fun rows: Int do return 4
+
+       # Columns count
        fun columns: Int do return 5
 
-       # state
+       # Score
        var points = 0
+
+       # Acceleration
        var speed_modifier = 1.0
 
-       # configs
+       # Vertical offset between rows
        var dist_between_rows = 512
+
+       # Horizontal offset between columns
        var dist_between_columns = 600
+
+       # Global accumulation control, applied to `speed_modifier`
        fun global_speed_modifier: Float do return 2.0
 
        init
@@ -144,6 +154,7 @@ end
 
 # Where all the UI stuff is done
 class Screen
+       # The running game
        var game = new Game
 
        fun do_frame(display: Display)
@@ -250,6 +261,7 @@ redef class App
        end
 end
 
+# Main zoom
 fun display_scale: Float do return 1.0
 
 # Depends on the hole center in the uo image