working keyboard and plugin for better tilemaps

addons/TileMapDual/CursorDual.gd

@@ -0,0 +1,41 @@
+@icon('CursorDual.svg')
+class_name CursorDual
+extends Sprite2D
+
+# TODO: instead of setting the target tilemap manually,
+# just add the CursorDual as a child of the target tilemap
+@export var tilemap_dual: TileMapDual = null
+
+var cell: Vector2i
+var tile_size: Vector2
+var sprite_size: Vector2
+var terrain := 1
+
+
+func _ready() -> void:
+	if tilemap_dual != null:
+		tile_size = tilemap_dual.tile_set.tile_size
+		sprite_size = self.texture.get_size()
+		scale = Vector2(tile_size.y, tile_size.y) / sprite_size
+		self.set_scale(scale)
+
+
+func _process(_delta: float) -> void:
+	if tilemap_dual == null:
+		return
+	cell = tilemap_dual.local_to_map(tilemap_dual.get_local_mouse_position())
+	global_position = tilemap_dual.to_global(tilemap_dual.map_to_local(cell))
+	# Clicking the 1 key activates the first terrain
+	if Input.is_action_pressed("quick_action_1"):
+		terrain = 1
+	# Clicking the 2 key activates the second terrain
+	if Input.is_action_pressed("quick_action_2"):
+		terrain = 2
+	# Clicking the 0 key activates the background terrain
+	if Input.is_action_pressed("quick_action_0"):
+		terrain = 0
+
+	if Input.is_action_pressed("left_click"):
+		tilemap_dual.draw_cell(cell, terrain)
+	elif Input.is_action_pressed("right_click"):
+		tilemap_dual.draw_cell(cell, 0)