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Add drag to connect nodes (#901)

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* Add drag to connect nodes

* Clean up node graph code

* Close node list with escape or click

* Check if line is contained within box

* Shift the nodes

Co-authored-by: Keavon Chambers <keavon@keavon.com>
This commit is contained in:
0HyperCube 2022-12-22 21:14:21 +00:00 • committed by Keavon Chambers
parent 49b9b8cfec
commit 8f4f7b3cf1
7 changed files with 163 additions and 12 deletions
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19
frontend/wasm/src/editor_api.rs
View file

@ -587,6 +587,13 @@ impl JsEditorHandle {
self.dispatch(message);
}
/// Shifts the node and its children to stop nodes going ontop of each other
#[wasm_bindgen(js_name = shiftNode)]
pub fn shift_node(&self, node_id: u64) {
let message = NodeGraphMessage::ShiftNode { node_id };
self.dispatch(message);
}
/// Notifies the backend that the user disconnected a node
#[wasm_bindgen(js_name = disconnectNodes)]
pub fn disconnect_nodes(&self, node_id: u64, input_index: usize) {
@ -594,6 +601,18 @@ impl JsEditorHandle {
self.dispatch(message);
}
/// Check for intersections between the curve and a rectangle defined by opposite corners
#[wasm_bindgen(js_name = rectangleIntersects)]
pub fn rectangle_intersects(&self, bezier_x: Vec<f64>, bezier_y: Vec<f64>, top: f64, left: f64, bottom: f64, right: f64) -> bool {
let bezier = bezier_rs::Bezier::from_cubic_dvec2(
(bezier_x[0], bezier_y[0]).into(),
(bezier_x[1], bezier_y[1]).into(),
(bezier_x[2], bezier_y[2]).into(),
(bezier_x[3], bezier_y[3]).into(),
);
!bezier.rectangle_intersections((left, top).into(), (right, bottom).into()).is_empty() || bezier.is_contained_within((left, top).into(), (right, bottom).into())
}
/// Creates a new document node in the node graph
#[wasm_bindgen(js_name = createNode)]
pub fn create_node(&self, node_type: String, x: i32, y: i32) {