GodotComponentTest/scenes/HexTile3D.gd

extends MeshInstance

onready var is_mouse_over = false
var old_material_override = Material.new()

signal tile_selected
signal tile_mouse_entered


func _on_Area_mouse_entered():
	is_mouse_over = true
	old_material_override = material_override

	var material = self.get_surface_material(0)
	var cloned_material = material.duplicate()
	cloned_material.albedo_color = Color (1, 0, 0)
	self.material_override = cloned_material
	emit_signal("tile_mouse_entered", self)


func _on_Area_mouse_exited():
	is_mouse_over = false
	self.material_override = old_material_override


func _on_Area_input_event(camera, event, position, normal, shape_idx):
	if is_mouse_over and event is InputEventMouseButton:
		if event.button_index == 1 and event.pressed:
			emit_signal("tile_selected", self)