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https://codeberg.org/StreamGraph/StreamGraph.git
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130 lines
4.1 KiB
GDScript
130 lines
4.1 KiB
GDScript
extends GraphEdit
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const NODE_SCENE := preload("res://graph_node_renderer/deck_node_renderer_graph_node.tscn")
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var deck: Deck = Deck.new()
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#var button_node = preload("res://classes/deck/nodes/button.gd")
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#var print_node = preload("res://classes/deck/nodes/print.gd")
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#var get_var_node = preload("res://classes/deck/nodes/get_deck_var.gd")
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#var set_var_node = preload("res://classes/deck/nodes/set_deck_var.gd")
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func _ready() -> void:
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var add_button := Button.new()
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add_button.text = "Button"
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var add_print := Button.new()
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add_print.text = "Print"
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var get_var := Button.new()
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get_var.text = "Get Var"
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var set_var := Button.new()
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set_var.text = "Set Var"
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get_zoom_hbox().add_child(add_button)
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get_zoom_hbox().add_child(add_print)
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get_zoom_hbox().add_child(get_var)
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get_zoom_hbox().add_child(set_var)
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var save_btn := Button.new()
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save_btn.text = "Save"
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get_zoom_hbox().add_child(save_btn)
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var load_btn := Button.new()
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load_btn.text = "Load"
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get_zoom_hbox().add_child(load_btn)
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save_btn.pressed.connect(
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func():
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var t = deck.to_json()
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var f := FileAccess.open("user://save_test.json", FileAccess.WRITE)
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f.store_string(t)
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)
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load_btn.pressed.connect(
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func():
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var f := FileAccess.open("user://save_test.json", FileAccess.READ)
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for i in get_children():
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i.queue_free()
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deck = Deck.from_json(f.get_as_text())
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scroll_offset = str_to_vector2(deck.get_meta("offset", ""))
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for node_id in deck.nodes:
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var node_renderer: DeckNodeRendererGraphNode = NODE_SCENE.instantiate()
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node_renderer.node = deck.nodes[node_id]
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add_child(node_renderer)
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node_renderer.position_offset = str_to_vector2(deck.nodes[node_id].get_meta("position_offset", ""))
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)
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add_button.pressed.connect(
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func():
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var node := NodeDB.instance_node("button")
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deck.add_node_inst(node)
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var node_renderer: DeckNodeRendererGraphNode = NODE_SCENE.instantiate()
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node_renderer.node = node
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add_child(node_renderer)
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)
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add_print.pressed.connect(
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func():
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var node := NodeDB.instance_node("print")
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deck.add_node_inst(node)
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var node_renderer: DeckNodeRendererGraphNode = NODE_SCENE.instantiate()
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node_renderer.node = node
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add_child(node_renderer)
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)
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get_var.pressed.connect(
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func():
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var node := NodeDB.instance_node("get_deck_var")
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deck.add_node_inst(node)
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var node_renderer: DeckNodeRendererGraphNode = NODE_SCENE.instantiate()
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node_renderer.node = node
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add_child(node_renderer)
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)
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set_var.pressed.connect(
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func():
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var node := NodeDB.instance_node("set_deck_var")
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deck.add_node_inst(node)
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var node_renderer: DeckNodeRendererGraphNode = NODE_SCENE.instantiate()
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node_renderer.node = node
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add_child(node_renderer)
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)
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connection_request.connect(attempt_connection)
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disconnection_request.connect(attempt_disconnect)
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func attempt_connection(from_node_name: StringName, from_port: int, to_node_name: StringName, to_port: int) -> void:
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var from_node: DeckNode = get_node(NodePath(from_node_name)).node
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var to_node: DeckNode = get_node(NodePath(to_node_name)).node
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var from_output := from_node.get_global_port_idx_from_output(from_port)
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var to_input := to_node.get_global_port_idx_from_input(to_port)
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if deck.connect_nodes(from_node, to_node, from_output, to_input):
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connect_node(from_node_name, from_port, to_node_name, to_port)
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func attempt_disconnect(from_node_name: StringName, from_port: int, to_node_name: StringName, to_port: int) -> void:
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var from_node: DeckNode = get_node(NodePath(from_node_name)).node
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var to_node: DeckNode = get_node(NodePath(to_node_name)).node
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var from_output := from_node.get_global_port_idx_from_output(from_port)
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var to_input := to_node.get_global_port_idx_from_input(to_port)
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deck.disconnect_nodes(from_node, to_node, from_output, to_input)
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disconnect_node(from_node_name, from_port, to_node_name, to_port)
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func _on_scroll_offset_changed(offset: Vector2) -> void:
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deck.set_meta("offset", offset)
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func str_to_vector2(s: String) -> Vector2:
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if s.is_empty():
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return Vector2()
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var san := s.trim_prefix("(").trim_suffix(")").split(",")
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var x := float(san[0])
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var y := float(san[1])
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return Vector2(x, y)
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