6 files changed, 146 insertions, 0 deletions
diff --git a/Game/Selection/MultiSelectArea.tscn b/Game/Selection/MultiSelectArea.tscn
new file mode 100644
index 0000000..9e6bd43
--- /dev/null
+++ b/Game/Selection/MultiSelectArea.tscn
@@ -0,0 +1,13 @@
+[gd_scene load_steps=3 format=3 uid="uid://bmi8eb80wghjs"]
+
+[ext_resource type="Script" path="res://Game/Selection/multi_select_area.gd" id="1_g76x3"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_8io84"]
+
+[node name="MultiSelectArea" type="Area2D"]
+collision_layer = 0
+collision_mask = 0
+script = ExtResource("1_g76x3")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_8io84")
diff --git a/Game/Selection/SelectableArea.tscn b/Game/Selection/SelectableArea.tscn
new file mode 100644
index 0000000..3f64dec
--- /dev/null
+++ b/Game/Selection/SelectableArea.tscn
@@ -0,0 +1,14 @@
+[gd_scene load_steps=2 format=3 uid="uid://cqktpc8c7ecn3"]
+
+[ext_resource type="Script" path="res://Game/Selection/selectable_area.gd" id="1_8w2y0"]
+
+[node name="SelectableArea" type="Area2D"]
+collision_layer = 32
+collision_mask = 16
+script = ExtResource("1_8w2y0")
+
+[connection signal="area_entered" from="." to="." method="_on_area_entered"]
+[connection signal="area_exited" from="." to="." method="_on_area_exited"]
+[connection signal="input_event" from="." to="." method="_on_input_event"]
+[connection signal="mouse_entered" from="." to="." method="_on_mouse_entered"]
+[connection signal="mouse_exited" from="." to="." method="_on_mouse_exited"]
diff --git a/Game/Selection/SelectionRectangle.tscn b/Game/Selection/SelectionRectangle.tscn
new file mode 100644
index 0000000..61517d0
--- /dev/null
+++ b/Game/Selection/SelectionRectangle.tscn
@@ -0,0 +1,20 @@
+[gd_scene load_steps=3 format=3 uid="uid://ic2hc7gr27p3"]
+
+[ext_resource type="Script" path="res://Game/Selection/selection_rectangle.gd" id="1_on0pa"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_nq6xv"]
+size = Vector2(1, 1)
+
+[node name="SelectionRectangle" type="Area2D" groups=["selection_rectangle"]]
+z_index = 1
+collision_layer = 16
+collision_mask = 32
+script = ExtResource("1_on0pa")
+color_background = Color(0.0823529, 0.392157, 0.203922, 0.392157)
+color_border = Color(0.0823529, 1, 0.203922, 0.501961)
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_nq6xv")
+
+[connection signal="area_entered" from="." to="." method="_on_area_entered"]
+[connection signal="area_exited" from="." to="." method="_on_area_exited"]
diff --git a/Game/Selection/multi_select_area.gd b/Game/Selection/multi_select_area.gd
new file mode 100644
index 0000000..9b2e8ce
--- /dev/null
+++ b/Game/Selection/multi_select_area.gd
@@ -0,0 +1,19 @@
+extends Area2D
+
+
+signal select(nodes: Array)
+
+
+func _ready() -> void:
+	var camera_rect = Client.stage.get_node("Camera").get_rect()
+	
+	global_position = camera_rect.position + camera_rect.size / 2
+	
+	$CollisionShape2D.shape.size = camera_rect.size
+
+
+func _process(_delta: float) -> void:
+	var nodes = get_overlapping_areas() + get_overlapping_bodies()
+	if nodes.size() > 0:
+		select.emit(nodes)
+		queue_free()
diff --git a/Game/Selection/selectable_area.gd b/Game/Selection/selectable_area.gd
new file mode 100644
index 0000000..59d4be7
--- /dev/null
+++ b/Game/Selection/selectable_area.gd
@@ -0,0 +1,29 @@
+extends Area2D
+
+
+signal hover_enter
+signal hover_exit
+signal select(event: InputEvent)
+
+
+func _on_area_entered(_area: Area2D) -> void:
+	hover_enter.emit()
+
+
+func _on_area_exited(_area: Area2D) -> void:
+	hover_exit.emit()
+
+
+func _on_mouse_entered() -> void:
+	if not get_tree().get_first_node_in_group("selection_rectangle").is_active:
+		hover_enter.emit()
+
+
+func _on_mouse_exited() -> void:
+	if not get_tree().get_first_node_in_group("selection_rectangle").is_active:
+		hover_exit.emit()
+
+
+func _on_input_event(_viewport: Node, event: InputEvent, _shape_idx: int) -> void:
+	if event.is_action_pressed("select"):
+		select.emit(event)
diff --git a/Game/Selection/selection_rectangle.gd b/Game/Selection/selection_rectangle.gd
new file mode 100644
index 0000000..a57f25b
--- /dev/null
+++ b/Game/Selection/selection_rectangle.gd
@@ -0,0 +1,51 @@
+extends Area2D
+
+
+@export_group("Color", "color")
+@export var color_background: Color
+@export var color_border: Color
+
+var anchor: Vector2 = Vector2.ZERO
+var size: Vector2 = Vector2.ZERO :
+	set(value):
+		size = value
+		$CollisionShape2D.position = size / 2
+		$CollisionShape2D.shape.size = abs(size)
+
+var is_active: bool :
+	get():
+		return abs(size) > Vector2(1, 1)
+
+
+func _process(_delta: float) -> void:
+	if Input.is_action_just_pressed("select"):
+		anchor = get_global_mouse_position()
+		global_position = anchor
+	
+	if Input.is_action_pressed("select"):
+		size = get_global_mouse_position() - anchor
+		if is_active:
+			queue_redraw()
+	
+	if is_active and Input.is_action_just_released("select"):
+		for area in get_overlapping_areas():
+			if "is_selected" in area.get_parent():
+				area.get_parent().is_selected = true
+		
+		size = Vector2.ZERO
+		queue_redraw()
+
+
+func _draw():
+	if is_active:
+		var rect = Rect2(Vector2.ZERO, size)
+		draw_rect(rect, color_background)
+		draw_rect(rect, color_border, false, 2.0)
+
+
+func _on_area_entered(area: Area2D) -> void:
+	area.get_parent().is_hovered = true
+
+
+func _on_area_exited(area: Area2D) -> void:
+	area.get_parent().is_hovered = false