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godot-docs/classes/class_graphedit.rst
Rémi Verschelde 1b5e8c18fd classref: Order everything alphabetically
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.. Generated automatically by doc/tools/makerst.py in Godot's source tree.
.. DO NOT EDIT THIS FILE, but the doc/base/classes.xml source instead.
.. _class_GraphEdit:
GraphEdit
=========
**Inherits:** :ref:`Control<class_control>` **<** :ref:`CanvasItem<class_canvasitem>` **<** :ref:`Node<class_node>` **<** :ref:`Object<class_object>`
**Category:** Core
Brief Description
-----------------
GraphEdit is an area capable of showing various GraphNodes. It manages connection events between them.
Member Functions
----------------
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Error | :ref:`connect_node<class_GraphEdit_connect_node>` **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_port, :ref:`String<class_string>` to, :ref:`int<class_int>` to_port **)** |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`disconnect_node<class_GraphEdit_disconnect_node>` **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_port, :ref:`String<class_string>` to, :ref:`int<class_int>` to_port **)** |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`Array<class_array>` | :ref:`get_connection_list<class_GraphEdit_get_connection_list>` **(** **)** const |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`Vector2<class_vector2>` | :ref:`get_scroll_ofs<class_GraphEdit_get_scroll_ofs>` **(** **)** const |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`float<class_float>` | :ref:`get_zoom<class_GraphEdit_get_zoom>` **(** **)** const |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`bool<class_bool>` | :ref:`is_node_connected<class_GraphEdit_is_node_connected>` **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_port, :ref:`String<class_string>` to, :ref:`int<class_int>` to_port **)** |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| :ref:`bool<class_bool>` | :ref:`is_right_disconnects_enabled<class_GraphEdit_is_right_disconnects_enabled>` **(** **)** const |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`set_right_disconnects<class_GraphEdit_set_right_disconnects>` **(** :ref:`bool<class_bool>` enable **)** |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| void | :ref:`set_zoom<class_GraphEdit_set_zoom>` **(** :ref:`float<class_float>` p_zoom **)** |
+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
Signals
-------
- **_begin_node_move** **(** **)**
- **_end_node_move** **(** **)**
- **connection_request** **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_slot, :ref:`String<class_string>` to, :ref:`int<class_int>` to_slot **)**
- **delete_nodes_request** **(** **)**
- **disconnection_request** **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_slot, :ref:`String<class_string>` to, :ref:`int<class_int>` to_slot **)**
- **duplicate_nodes_request** **(** **)**
- **popup_request** **(** :ref:`Vector2<class_vector2>` p_position **)**
Description
-----------
GraphEdit manages the showing of GraphNodes it contains, as well as connections an disconnections between them. Signals are sent for each of these two events. Disconnection between GraphNodes slots is disabled by default.
It is greatly advised to enable low processor usage mode (see :ref:`OS.set_low_processor_usage_mode<class_OS_set_low_processor_usage_mode>`) when using GraphEdits.
Member Function Description
---------------------------
.. _class_GraphEdit_connect_node:
- Error **connect_node** **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_port, :ref:`String<class_string>` to, :ref:`int<class_int>` to_port **)**
Create a connection between 'from_port' slot of 'from' GraphNode and 'to_port' slot of 'to' GraphNode. If the connection already exists, no connection is created.
.. _class_GraphEdit_disconnect_node:
- void **disconnect_node** **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_port, :ref:`String<class_string>` to, :ref:`int<class_int>` to_port **)**
Remove the connection between 'from_port' slot of 'from' GraphNode and 'to_port' slot of 'to' GraphNode, if connection exists.
.. _class_GraphEdit_get_connection_list:
- :ref:`Array<class_array>` **get_connection_list** **(** **)** const
Return an Array containing the list of connections. A connection consists in a structure of the form {from_slot: 0, from: "GraphNode name 0", to_slot: 1, to: "GraphNode name 1" }
.. _class_GraphEdit_get_scroll_ofs:
- :ref:`Vector2<class_vector2>` **get_scroll_ofs** **(** **)** const
Return the scroll offset.
.. _class_GraphEdit_get_zoom:
- :ref:`float<class_float>` **get_zoom** **(** **)** const
Return the current zoom value.
.. _class_GraphEdit_is_node_connected:
- :ref:`bool<class_bool>` **is_node_connected** **(** :ref:`String<class_string>` from, :ref:`int<class_int>` from_port, :ref:`String<class_string>` to, :ref:`int<class_int>` to_port **)**
Return true if the 'from_port' slot of 'from' GraphNode is connected to the 'to_port' slot of 'to' GraphNode.
.. _class_GraphEdit_is_right_disconnects_enabled:
- :ref:`bool<class_bool>` **is_right_disconnects_enabled** **(** **)** const
Return true is the disconnection of connections is enable in the visual GraphEdit. False otherwise.
.. _class_GraphEdit_set_right_disconnects:
- void **set_right_disconnects** **(** :ref:`bool<class_bool>` enable **)**
Enable the disconnection of existing connections in the visual GraphEdit by left-clicking a connection and releasing into the void.
.. _class_GraphEdit_set_zoom:
- void **set_zoom** **(** :ref:`float<class_float>` p_zoom **)**
Set the zoom value of the GraphEdit. Zoom value is between :ref:`0.01; 1.728<class_0.01; 1.728>`.