Define the js wasm-editor interface (#31)

web-frontend/wasm-wrapper/src/lib.rs

@@ -0,0 +1,23 @@
+mod utils;
+mod viewport;
+mod window;
+
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+extern "C" {
+	fn alert(s: &str);
+}
+
+#[wasm_bindgen(start)]
+pub fn init() {
+	utils::set_panic_hook();
+	alert("Hello, Graphite!");
+}
+
+/// Send events
+#[wasm_bindgen]
+pub fn handle_event(event_name: String) {
+	// TODO: add payload
+	todo!()
+}

web-frontend/wasm-wrapper/src/utils.rs

@@ -0,0 +1,10 @@
+pub fn set_panic_hook() {
+	// When the `console_error_panic_hook` feature is enabled, we can call the
+	// `set_panic_hook` function at least once during initialization, and then
+	// we will get better error messages if our code ever panics.
+	//
+	// For more details see
+	// https://github.com/rustwasm/console_error_panic_hook#readme
+	#[cfg(feature = "console_error_panic_hook")]
+	console_error_panic_hook::set_once();
+}

web-frontend/wasm-wrapper/src/viewport.rs

@@ -0,0 +1,18 @@
+/// Modify the currently selected tool in the document state store
+#[wasm_bindgen]
+pub fn select_tool(tool: String) {
+	todo!()
+}
+
+/// Mouse movement with the bounds of the canvas
+#[wasm_bindgen]
+pub fn on_mouse_move(x: u32, y: u32) {
+	todo!()
+}
+
+use graphite_editor::Color;
+/// Update working colors
+#[wasm_bindgen]
+pub fn update_colors(primary_color: Color, secondary_color: Color) {
+	todo!()
+}

web-frontend/wasm-wrapper/src/window.rs

@@ -0,0 +1,40 @@
+type DocumentId = u32;
+
+/// Modify the active Document in the editor state store
+#[wasm_bindgen]
+pub fn set_active_document(document_id: DocumentId) {
+	todo!()
+}
+
+/// Query the name of a specific document
+#[wasm_bindgen]
+pub fn get_document_name(document_id: DocumentId) -> String {
+	todo!()
+}
+
+/// Query the id of the most recently interacted with document
+#[wasm_bindgen]
+pub fn get_active_document() -> DocumentId {
+	todo!()
+}
+
+use graphite_editor::layout::PanelId;
+/// Notify the editor that the mouse hovers above a panel
+#[wasm_bindgen]
+pub fn panel_hover_enter(panel_id: PanelId) {
+	todo!()
+}
+
+/// Query a list of currently available operations
+#[wasm_bindgen]
+pub fn get_available_operations() -> Box<[String]> {
+	todo!()
+}
+
+/*
+/// Load a new .gdd file into the editor
+/// Returns a unique document identifier
+#[wasm_bindgen]
+pub fn load_document(raw_data: &[u8]) -> DocumentId {
+	todo!()
+}*/