Add snapping to zones

Scenes/Board.tscn

@@ -37,11 +37,14 @@ material/0 = null
 [node name="Deck" parent="Cards" instance=ExtResource( 5 )]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -4.30889, 0, 3.52858 )
 title = "Deck"
+zoneName = "player1.deck"
 
 [node name="Graveyard" parent="Cards" instance=ExtResource( 5 )]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -5.23371, 0, 3.52858 )
 title = "Graveyard"
+zoneName = "player1.graveyard"
 
 [node name="Banished" parent="Cards" instance=ExtResource( 5 )]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -5.23371, 0, 2.40401 )
 title = "Banished"
+zoneName = "player1.banished"

Scenes/Components/Card.gd

@@ -1,4 +1,4 @@
-extends Spatial
+extends Area
 
 class_name Card
 
@@ -13,9 +13,11 @@ var clicked := false
 var exhausted := false
 var lifted := false
 var flipped := false
-export var cardID := ""
+var cardID := ""
-export var playerID := 0
+var playerID := 0
-export var inHand := false
+var inHand := false
+var inZone := false
+var zoneName = ""
 
 onready var animation := $Border/AnimationPlayer
 
@@ -30,6 +32,8 @@ func _input_event(camera, event, click_position, click_normal, shape_idx):
 	if clicked and event is InputEventMouseMotion:
 		if not lifted:
 			emit_signal("card_picked")
+			# Disable input for now
+			input_ray_pickable = false
 			lifted = true
 		var origin: Vector3 = camera.project_ray_origin(event.position)
 		var direction: Vector3 = camera.project_ray_normal(event.position)
@@ -37,6 +41,9 @@ func _input_event(camera, event, click_position, click_normal, shape_idx):
 			translation = Vector3(direction.x * 3.0, 0.25, -0.25)
 			# Fix rotation if coming from hand
 			rotation = Vector3.ZERO
+		elif inZone:
+			translation = Vector3.ZERO
+			rotation = Vector3.ZERO
 		else:
 			var denom := Vector3.UP.dot(direction)
 			var t: float = (-camera.transform.origin).dot(Vector3.UP) / denom;
@@ -53,6 +60,7 @@ func _input_event(camera, event, click_position, click_normal, shape_idx):
 		# Check for card dropped
 		if not clicked and lifted:
 			emit_signal("card_dropped")
+			input_ray_pickable = true
 			lifted = false
 
 		# Check double click

Scenes/Components/Stack.gd

@@ -1,9 +1,21 @@
-extends Spatial
+extends Area
+
+class_name Stack
+
+signal hover()
+signal blur()
 
 export var title: String
+export var zoneName: String
 
 func _ready():
 	set_title(title)
 
 func set_title(title: String):
 	$LabelViewport/Label.text = title
+
+func _mouse_entered():
+	emit_signal("hover")
+
+func _mouse_exited():
+	emit_signal("blur")

Scenes/Components/Stack.tscn

@@ -1,21 +1,28 @@
-[gd_scene load_steps=5 format=2]
+[gd_scene load_steps=6 format=2]
 
 [ext_resource path="res://Scenes/Components/Stack.gd" type="Script" id=1]
 
-[sub_resource type="DynamicFontData" id=2]
+[sub_resource type="BoxShape" id=4]
+extents = Vector3( 0.424389, 0.024053, 0.546632 )
+
+[sub_resource type="DynamicFontData" id=1]
 font_path = "res://UIAssets/Fonts/Catamaran-Bold.ttf"
 
-[sub_resource type="DynamicFont" id=3]
+[sub_resource type="DynamicFont" id=2]
 outline_size = 2
 outline_color = Color( 0, 0, 0, 0.54902 )
-font_data = SubResource( 2 )
+font_data = SubResource( 1 )
 
-[sub_resource type="ViewportTexture" id=1]
+[sub_resource type="ViewportTexture" id=3]
 viewport_path = NodePath("LabelViewport")
 
-[node name="Stack" type="Spatial"]
+[node name="Stack" type="Area"]
 script = ExtResource( 1 )
 
+[node name="CollisionShape" type="CollisionShape" parent="."]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.0239744, 0 )
+shape = SubResource( 4 )
+
 [node name="CSGBox" type="CSGBox" parent="."]
 transform = Transform( 0.85598, 0, 0, 0, 1, 0, 0, 0, 0.871019, 0, 0, 0 )
 width = 0.946586
@@ -50,11 +57,13 @@ usage = 0
 [node name="Label" type="Label" parent="LabelViewport"]
 anchor_right = 1.0
 anchor_bottom = 1.0
-custom_fonts/font = SubResource( 3 )
+custom_fonts/font = SubResource( 2 )
 align = 1
 valign = 1
 
 [node name="LabelSprite" type="Sprite3D" parent="."]
 transform = Transform( 0.5853, 0.810817, -3.54419e-008, 0, -4.37114e-008, -1, -0.810817, 0.5853, -2.55843e-008, 1.05839e-009, 0.0298628, 7.64017e-010 )
-texture = SubResource( 1 )
+texture = SubResource( 3 )
 region_rect = Rect2( 0, 0, 30, 30 )
+[connection signal="mouse_entered" from="." to="." method="_mouse_entered"]
+[connection signal="mouse_exited" from="." to="." method="_mouse_exited"]

Scenes/Scripts/Board.gd

@@ -13,21 +13,18 @@ export var mouseHandThreshold = 0.85
 
 var holdingCard: Card = null
 var focusedCard: Card = null
+var currentZone: Stack = null
 
 var mouseOrigin: Vector2
 var lastCameraTransform: Transform
 	
+onready var zones: Dictionary = {
+	"player1.deck": $Cards/Deck, 
+	"player1.banished": $Cards/Banished,
+	"player1.graveyard": $Cards/Graveyard
+}
+
 func _ready():
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
-	add_card("ff36", 0, true)
 	add_card("ff36", 0, false)
 	reorder_hand()
 
@@ -52,9 +49,11 @@ func _process(delta: float):
 		camera.transform.origin = lastCameraTransform.origin - Vector3(mousePos.x, 0, mousePos.y)
 	# If holding a card, move it between board/hand
 	if holdingCard != null:
+		# Check if we're selecting our hand while holding a card
 		var relPos: Vector2 = absMousePos / get_viewport().size
 		var xMargin = 1.0-HAND_SCREEN_PERC
 		var selectingHand: bool = relPos.y > mouseHandThreshold and (relPos.x > xMargin/2 and relPos.x < (1.0-xMargin/2))
+		# Move card in/out hand
 		if selectingHand and not holdingCard.inHand:
 			holdingCard.inHand = true
 			call_deferred("reparent", holdingCard, cards, hand)
@@ -62,6 +61,42 @@ func _process(delta: float):
 			holdingCard.inHand = false
 			call_deferred("reparent", holdingCard, hand, cards)
 
+		# Move card to/from zone
+		if currentZone != null:
+			if holdingCard.inZone:
+				if holdingCard.zoneName != currentZone.zoneName:
+					# Move from old zone to new
+					call_deferred("reparent", holdingCard, zones[holdingCard.zoneName], currentZone)
+					holdingCard.zoneName = currentZone.zoneName
+			else:
+				holdingCard.inZone = true
+				holdingCard.zoneName = currentZone.zoneName
+				if holdingCard.inHand:
+					call_deferred("reparent", holdingCard, hand, currentZone)
+				else:
+					call_deferred("reparent", holdingCard, cards, currentZone)
+		elif holdingCard.inZone:
+			# Move from zone to hand/field
+			if holdingCard.inHand:
+				call_deferred("reparent", holdingCard, zones[holdingCard.zoneName], hand)
+			else:
+				call_deferred("reparent", holdingCard, zones[holdingCard.zoneName], cards)
+			holdingCard.inZone = false
+			holdingCard.zoneName = ""
+
+func _physics_process(delta):
+	# Do some raycast magic that normal Godot events cannot get (like ignoring items)
+	var space_state := get_world().direct_space_state
+	var absMousePos := get_viewport().get_mouse_position()
+	var from: Vector3 = camera.project_ray_origin(absMousePos)
+	var to: Vector3 = from + camera.project_ray_normal(absMousePos) * 1000
+	var result := space_state.intersect_ray(from, to, [self, holdingCard], 0x7FFFFFFF, true, true)
+	if result:
+		if result.collider is Stack:
+			currentZone = result.collider
+	else:
+		currentZone = null
+
 func _card_picked(card: Card):
 	holdingCard = card
 	holdingCard.animation.play("lift")

project.godot

@@ -14,14 +14,20 @@ _global_script_classes=[ {
 "language": "GDScript",
 "path": "res://Scenes/Scripts/Board.gd"
 }, {
-"base": "Spatial",
+"base": "Area",
 "class": "Card",
 "language": "GDScript",
 "path": "res://Scenes/Components/Card.gd"
+}, {
+"base": "Area",
+"class": "Stack",
+"language": "GDScript",
+"path": "res://Scenes/Components/Stack.gd"
 } ]
 _global_script_class_icons={
 "Board": "",
-"Card": ""
+"Card": "",
+"Stack": ""
 }
 
 [application]