RPG tutorial coins

projects/flixel/rpg-tutorial/source/Coin.hx

@@ -0,0 +1,4 @@
+package;
+
+@:build(kiss.Kiss.build("source/Coin.kiss"))
+class Coin extends FlxSprite {}

projects/flixel/rpg-tutorial/source/Coin.kiss

@@ -0,0 +1,20 @@
+(defmethod new [:Float x :Float y]
+    (super x y)
+    (loadGraphic AssetPaths.coin__png false 8 8)
+    (return))
+
+(defmethod &override kill []
+    (set alive false)
+    (FlxTween.tween
+        this
+        (object
+            alpha 0
+            y (- y 16))
+        0.33
+        (object
+            ease FlxEase.circOut
+            onComplete finishKill))
+    (return))
+
+(defmethod finishKill [_]
+    (set exists false))

projects/flixel/rpg-tutorial/source/PlayState.kiss

@@ -1,6 +1,7 @@
 (defprop &mut :Player player null)
 (defprop &mut :FlxOgmo3Loader map null)
 (defprop &mut :FlxTilemap walls null)
+(defprop &mut :FlxTypedGroup<Coin> coins null)
 
 // TODO make a &void meta
 (defmethod &override create []
@@ -10,17 +11,28 @@
     (walls.setTileProperties 1 FlxObject.NONE)
     (walls.setTileProperties 2 FlxObject.ANY)
     (add walls)
+    (set coins (new FlxTypedGroup<Coin>))
+    (add coins)
     (map.loadEntities placeEntities "entities")
     (FlxG.camera.follow player TOPDOWN 1)
     (super.create)
     (return))
 
 (defmethod placeEntities [:EntityData entity]
-    (when (= "player" entity.name)
-        (set player (new Player entity.x entity.y))
-        (add player)))
+    (case entity.name
+        ("player" 
+            (set player (new Player entity.x entity.y))
+            (add player))
+        ("coin"
+            (coins.add (new Coin (+ entity.x 4) (+ entity.y 4)))))
+    (return))
 
 (defmethod &override update [:Float elapsed]
     (super.update elapsed)
     (FlxG.collide player walls)
-    (return))
+    (FlxG.overlap player coins playerTouchCoin)
+    (return))
+
+(defmethod playerTouchCoin [:Player player :Coin coin]
+    (when (and player.alive player.exists coin.alive coin.exists)
+        (coin.kill)))

projects/flixel/rpg-tutorial/source/import.hx

@@ -9,4 +9,7 @@ import flixel.input.keyboard.FlxKey;
 import flixel.math.FlxPoint;
 import flixel.FlxObject;
 import flixel.addons.editors.ogmo.FlxOgmo3Loader;
+import flixel.group.FlxGroup;
+import flixel.tweens.FlxTween;
+import flixel.tweens.FlxEase;
 import kiss.Prelude;