1 files changed, 113 insertions, 0 deletions
diff --git a/scripts/load_map.gd b/scripts/load_map.gd
new file mode 100644
index 0000000..8130997
--- /dev/null
+++ b/scripts/load_map.gd
@@ -0,0 +1,113 @@
+extends Node
+
+var _world : VoxelMesh = null
+var _path_holder : Node = null
+var _attach_point_holder : Node = null
+
+var _load_scenes : Node = null
+
+func _ready():
+	map_load()
+
+func fetch ():
+	var root = get_tree().root.get_child(0)
+	if _world == null: 
+		_world = root.get_node("world")
+	if _path_holder == null: 
+		_path_holder = root.get_node("path")
+	if _attach_point_holder == null: 
+		_attach_point_holder = root.get_node("attach")
+	if _load_scenes == null: 
+		_load_scenes = root.get_node("saveload").get_node("load_scenes")
+	
+func get_map_state ():
+	fetch()
+	var state = {}
+	
+	state["voxels"] = []
+	for pos in _world.get_voxels():
+		var vox = { "pos": [pos.x, pos.y, pos.z], "id":_world.get_voxel_id(pos) }
+		state["voxels"] += [vox]
+
+	state["path"] = []
+	for node in _path_holder.get_children():
+		var pos = node.transform.origin;
+		var rot = node.transform.basis.get_rotation_quat();
+		var pobj = { 
+			"pos": [pos.x, pos.y, pos.z], 
+			"rot": [rot.x, rot.y, rot.z, rot.w], 
+			"id": node.name
+		}
+		state["path"] += [pobj]
+
+	state["attach"] = []
+	for node in _attach_point_holder.get_children():
+		var pos = node.transform.origin;
+		var rot = node.transform.basis.get_rotation_quat();
+		var pobj = { 
+			"pos": [pos.x, pos.y, pos.z], 
+			"rot": [rot.x, rot.y, rot.z, rot.w], 
+			"id": node.name
+		}
+		state["attach"] += [pobj]
+		
+	return state
+	
+func set_map_state (state):
+	fetch()
+	_world.erase_voxels()
+	for vox in state["voxels"]:
+		var vecpos = Vector3(vox.pos[0], vox.pos[1], vox.pos[2]);
+		_world.set_voxel(vecpos, vox.id)
+	_world.update_mesh()
+		
+	for n in _path_holder.get_children(): n.queue_free()
+	
+	for pobj in state["path"]:
+		var blue = _load_scenes.path
+		if "start" in pobj.id:
+			blue = _load_scenes.path_start
+		if "end" in pobj.id:
+			blue = _load_scenes.path_end
+		var instance = blue.instance()
+		_path_holder.add_child(instance)
+		var vecpos = Vector3(pobj.pos[0], pobj.pos[1], pobj.pos[2]);
+		instance.transform.origin = vecpos;
+		var quat = Quat(pobj.rot[0], pobj.rot[1], pobj.rot[2], pobj.rot[3]);
+		instance.transform.basis = Basis(quat);
+	
+	for n in _attach_point_holder.get_children(): n.queue_free()
+	
+	for pobj in state["attach"]:
+		var blue = _load_scenes.attach_point
+		var instance = blue.instance()
+		_attach_point_holder.add_child(instance)
+		var vecpos = Vector3(pobj.pos[0], pobj.pos[1], pobj.pos[2]);
+		instance.transform.origin = vecpos;
+		var quat = Quat(pobj.rot[0], pobj.rot[1], pobj.rot[2], pobj.rot[3]);
+		instance.transform.basis = Basis(quat);
+		
+	
+func map_save():
+	var save_game = File.new()
+	save_game.open("user://map0.json", File.WRITE)
+	save_game.store_string(to_json(get_map_state()))
+	save_game.close()
+	print("saved")
+
+func map_load():
+	var save_game = File.new()
+	save_game.open("user://map0.json", File.READ)
+	var raw = save_game.get_as_text()
+	save_game.close()
+	
+	var state = parse_json(raw)
+	set_map_state(state)
+	print("loaded")
+	
+
+func _process(_delta):
+	if Input.is_action_just_released("save"):
+		map_save()
+	if Input.is_action_just_released("load"):
+		map_load()