Improve menuing, and convert ships to RigidBody2D for accurate positioning.

godot_ship/script/game/moveShip.gd

@@ -1,29 +1,30 @@
-extends Sprite
+extends RigidBody2D
 
 
 # Declare member variables here. Examples:
 # var a = 2
 # var b = "text"
+var held = false
 
 
 # Called when the node enters the scene tree for the first time.
 func _ready():
 	pass # Replace with function body.
 
-var dragging = false;
 var click_radius = 32
 var orient = 0;
 
 func _input(event):
 	if event is InputEventMouseButton and event.button_index == BUTTON_LEFT:
-		if(event.position - position).length() < click_radius:
-			if not dragging and event.pressed:
-				dragging = true;
+		if (event.position - position).length() < click_radius:
+			if not held and event.pressed:
+				held = true;
 				
-		if dragging and not event.pressed:
-			dragging = false;
+		if held and not event.pressed:
+			held = false;
+			position = position.snapped(Vector2(32, 32)) + Vector2(2, 2)
 			
-	if event is InputEventMouseMotion and dragging:
+	if event is InputEventMouseMotion and held:
 		position = event.position;
 		
 	if event.is_action_pressed("ui_rotate"):
@@ -32,3 +33,15 @@ func _input(event):
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 #func _process(delta):
 #	pass
+
+func pickup():
+	if held:
+		return
+	mode = RigidBody2D.MODE_STATIC
+	held = true
+
+func drop(impulse=Vector2.ZERO):
+	if held:
+		mode = RigidBody2D.MODE_RIGID
+		apply_central_impulse(impulse)
+		held = false