godot/characters/player/Player.tscn

@@ -12,7 +12,7 @@
 extents = Vector2( 7, 12 )
 
 [node name="Player" type="KinematicBody2D"]
-collision_mask = 6
+collision_mask = 2
 script = ExtResource( 5 )
 
 [node name="AnimatedSprite" type="AnimatedSprite" parent="."]

godot/collectables/coin/Coin.tscn

@@ -0,0 +1,71 @@
+[gd_scene load_steps=10 format=2]
+
+[ext_resource path="res://assets/coin.png" type="Texture" id=1]
+[ext_resource path="res://state_machine/StateMachine.gdns" type="Script" id=2]
+[ext_resource path="res://collectables/coin/states/CoinNotCollected.gdns" type="Script" id=3]
+[ext_resource path="res://collectables/coin/states/CoinCollected.gdns" type="Script" id=4]
+
+[sub_resource type="CircleShape2D" id=1]
+radius = 6.0
+
+[sub_resource type="AtlasTexture" id=2]
+atlas = ExtResource( 1 )
+region = Rect2( 0, 0, 18, 18 )
+
+[sub_resource type="AtlasTexture" id=3]
+atlas = ExtResource( 1 )
+region = Rect2( 18, 0, 18, 18 )
+
+[sub_resource type="SpriteFrames" id=4]
+animations = [ {
+"frames": [ SubResource( 2 ), SubResource( 3 ) ],
+"loop": true,
+"name": "spin",
+"speed": 5.0
+} ]
+
+[sub_resource type="Animation" id=5]
+resource_name = "jump"
+length = 0.4
+tracks/0/type = "value"
+tracks/0/path = NodePath("AnimatedSprite:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0, 0.2, 0.4 ),
+"transitions": PoolRealArray( 1, 1, 1 ),
+"update": 0,
+"values": [ Vector2( 0, 0 ), Vector2( 0, -20 ), Vector2( 0, 0 ) ]
+}
+
+[node name="Coin" type="Area2D"]
+collision_layer = 4
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2( 9, 9 )
+shape = SubResource( 1 )
+
+[node name="AnimatedSprite" type="AnimatedSprite" parent="."]
+frames = SubResource( 4 )
+animation = "spin"
+frame = 1
+playing = true
+centered = false
+
+[node name="StateMachine" type="Node" parent="."]
+script = ExtResource( 2 )
+default_state = "CoinNotCollected"
+
+[node name="CoinNotCollected" type="Node" parent="StateMachine"]
+script = ExtResource( 3 )
+
+[node name="CoinCollected" type="Node" parent="StateMachine"]
+script = ExtResource( 4 )
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+anims/jump = SubResource( 5 )
+
+[connection signal="body_entered" from="." to="StateMachine/CoinNotCollected" method="_on_body_entered" flags=6]
+[connection signal="animation_finished" from="AnimationPlayer" to="StateMachine/CoinCollected" method="_on_animation_finished" flags=6]

godot/collectables/coin/states/CoinCollected.gdns

@@ -0,0 +1,8 @@
+[gd_resource type="NativeScript" load_steps=2 format=2]
+
+[ext_resource path="res://gdnative/alai.tres" type="GDNativeLibrary" id=1]
+
+[resource]
+resource_name = "CoinCollected"
+class_name = "CoinCollected"
+library = ExtResource( 1 )

godot/collectables/coin/states/CoinNotCollected.gdns

@@ -0,0 +1,8 @@
+[gd_resource type="NativeScript" load_steps=2 format=2]
+
+[ext_resource path="res://gdnative/alai.tres" type="GDNativeLibrary" id=1]
+
+[resource]
+resource_name = "CoinNotCollected"
+class_name = "CoinNotCollected"
+library = ExtResource( 1 )

godot/levels/Prototype.tscn

@@ -4,7 +4,7 @@
 [ext_resource path="res://characters/player/Player.tscn" type="PackedScene" id=2]
 [ext_resource path="res://levels/Prototype.tmx" type="PackedScene" id=3]
 [ext_resource path="res://assets/backgrounds/mountains.png" type="Texture" id=4]
-[ext_resource path="res://Collectables/Coin/Coin.tscn" type="PackedScene" id=5]
+[ext_resource path="res://collectables/coin/Coin.tscn" type="PackedScene" id=5]
 
 [node name="Prototype" type="Node2D"]
 

src/coin/CoinCollected.cpp

@@ -0,0 +1,49 @@
+#include "coin/CoinCollected.h"
+#include <AnimationPlayer.hpp>
+
+using namespace godot;
+
+void CoinCollected::_register_methods()
+{
+    register_method("_state_enter", &CoinCollected::_state_enter);
+    register_method("_state_exit", &CoinCollected::_state_exit);
+    register_method("_on_animation_finished", &CoinCollected::_on_animation_finished);
+}
+
+CoinCollected::CoinCollected()
+{
+}
+
+CoinCollected::~CoinCollected()
+{
+}
+
+void CoinCollected::_init()
+{
+
+}
+
+void CoinCollected::_state_enter()
+{
+
+    auto node = get_parent()->find_node("AnimationPlayer");
+
+    if (node != nullptr)
+    {
+        auto animation_player = Object::cast_to<AnimationPlayer>(node);
+        animation_player->play("jump");
+    }
+}
+
+void CoinCollected::_state_exit()
+{
+    
+}
+
+void CoinCollected::_on_animation_finished(String anim_name)
+{
+    this->get_parent()->queue_free();
+
+}
+
+

src/coin/CoinCollected.h

@@ -0,0 +1,75 @@
+#ifndef ALAI_COIN_COLLECTED
+#define ALAI_COIN_COLLECTED
+
+#include "state_machine/State.h"
+
+#include <Godot.hpp>
+#include <Node.hpp>
+#include <AnimatedSprite.hpp>
+
+namespace godot
+{
+        /**
+         * @brief This class controls what happens when the Coin is in the collected state.
+         * 
+         */
+        class CoinCollected : public State
+        {
+            GODOT_CLASS(CoinCollected, State)
+
+            private:
+                /**
+                 * @brief The animated sprite of the Coin.
+                 * 
+                 */
+                AnimatedSprite *animated_sprite;
+
+            public:
+                /**
+                 * @brief This method registers classes with Godot.
+                 * 
+                 * @details This method registers methods, properties, and signals with the Godot engine.
+                 */
+                static void _register_methods();
+
+                /**
+                 * @brief Construct a new CoinCollected object.
+                 * 
+                 */
+                CoinCollected();
+
+                /**
+                 * @brief Destroy the CoinCollected object.
+                 * 
+                 */
+                ~CoinCollected();
+
+                /**
+                 * @brief Initialize the class from Godot.
+                 * 
+                 * @details This method is called just once when the Godot engine connects to the instance of the class.
+                 */
+                void _init();
+
+                /**
+                 * @brief Called when the collected state of the coin is entered.
+                 * 
+                 */
+                void _state_enter();
+
+                /**
+                 * @brief Called when the collected state of the coin is exited.
+                 * 
+                 */
+                void _state_exit();
+
+                /**
+                 * @brief Called when the animation of the collected coin has finished.
+                 * 
+                 */
+                void _on_animation_finished(String anim_name);
+        };
+    
+}
+
+#endif

src/coin/CoinNotCollected.cpp

@@ -1,4 +1,5 @@
-#include "Coin/CoinNotCollected.h"
+#include "coin/CoinNotCollected.h"
+#include <Area2D.hpp>
 
 using namespace godot;
 
@@ -6,7 +7,7 @@ void CoinNotCollected::_register_methods()
 {
     register_method("_state_enter", &CoinNotCollected::_state_enter);
     register_method("_state_exit", &CoinNotCollected::_state_exit);
-    register_method("_physics_process", &CoinNotCollected::_physics_process);
+    register_method("_on_body_entered", &CoinNotCollected::_on_body_entered);
 }
 
 CoinNotCollected::CoinNotCollected()
@@ -34,8 +35,20 @@ void CoinNotCollected::_state_exit()
     
 }
 
-void CoinNotCollected::_physics_process(float delta)
+void CoinNotCollected::_on_body_entered(Node *node)
 {
+    Godot::print("Coin touched");
+    auto parent_node = get_parent();
 
+    if (parent_node != nullptr)
+    {
+        auto coin = Object::cast_to<Area2D>(parent_node);
+        coin->set_collision_mask_bit(0, false);
+    }
+    get_state_machine()->change("CoinCollected");
+    
+    
 }
 
+
+

src/coin/CoinNotCollected.h

@@ -1,5 +1,5 @@
-#ifndef JUEGO_COIN_COINNOTCOLLECTED
+#ifndef ALAI_COIN_NOT_COLLECTED
-#define JUEGO_COIN_COINNOTCOLLECTED
+#define ALAI_COIN_NOT_COLLECTED
 
 #include "state_machine/State.h"
 
@@ -64,11 +64,11 @@ namespace godot
                 void _state_exit();
 
                 /**
-                 * @brief The physics processed every delta time.
+                 * @brief Method called on body entered.
                  * 
-                 * @param[in] delta The time since the method was last run.
+                 * @param[in] node Node interacting with whoever 
                  */
-                void _physics_process(float delta);
+                void _on_body_entered(Node *node);
         };
     
 }

src/godot.cpp

@@ -9,7 +9,8 @@
 #include "player/states/PlayerMove.h"
 #include "player/states/PlayerJump.h"
 #include "player/states/PlayerFall.h"
-#include "Coin/CoinNotCollected.h"
+#include "coin/CoinNotCollected.h"
+#include "coin/CoinCollected.h"
 
 using namespace godot;
 
@@ -50,5 +51,6 @@ extern "C" void GDN_EXPORT godot_nativescript_init(void *handle)
     register_class<player::PlayerMove>();
     register_class<player::PlayerJump>();
     register_class<player::PlayerFall>();
-    register_class<coin::CoinNotCollected>();
+    register_class<CoinNotCollected>();
+    register_class<CoinCollected>();
 }