5 files changed, 47 insertions, 0 deletions
diff --git a/include/alien.h b/include/alien.h
new file mode 100644
index 0000000..476990b
--- /dev/null
+++ b/include/alien.h
@@ -0,0 +1,9 @@
+#pragma once
+
+class Alien {
+public:
+    Alien(int x, int y);
+private:
+    int x;
+    int y;
+};
diff --git a/include/enemy_bullet.h b/include/enemy_bullet.h
new file mode 100644
index 0000000..f08d988
--- /dev/null
+++ b/include/enemy_bullet.h
@@ -0,0 +1,9 @@
+#pragma once
+
+class EnemyBullet {
+public:
+    EnemyBullet(int x, int y);
+private:
+    int x;
+    int y;
+};
diff --git a/include/player_missile.h b/include/player_missile.h
new file mode 100644
index 0000000..22c60ec
--- /dev/null
+++ b/include/player_missile.h
@@ -0,0 +1,10 @@
+#pragma once
+
+class PlayerMissile
+{
+public:
+    PlayerMissile(int x, int y);
+private:
+    int x;
+    int y;
+};
diff --git a/include/shield.h b/include/shield.h
new file mode 100644
index 0000000..b113bdd
--- /dev/null
+++ b/include/shield.h
@@ -0,0 +1,10 @@
+#pragma once
+
+class Shield {
+public:
+    Shield(int x, int y);
+private:
+    int x;
+    int y;
+};
+
diff --git a/include/spaceship.h b/include/spaceship.h
new file mode 100644
index 0000000..e4ee37b
--- /dev/null
+++ b/include/spaceship.h
@@ -0,0 +1,9 @@
+#pragma once
+
+class Spaceship {
+public:
+    Spaceship(int x, int y);
+private:
+    int x;
+    int y;
+};