Files
webeditor3d/src/commands/delete-box-brush-command.ts

80 lines
2.3 KiB
TypeScript

import { createOpaqueId } from "../core/ids";
import type { EditorSelection } from "../core/selection";
import type { ToolMode } from "../core/tool-mode";
import { cloneBoxBrush, type BoxBrush } from "../document/brushes";
import { cloneSelectionForCommand, removeBrush } from "./brush-command-helpers";
import type { EditorCommand } from "./command";
function selectionIncludesBrush(selection: EditorSelection, brushId: string): boolean {
return (
(selection.kind === "brushes" && selection.ids.includes(brushId)) ||
((selection.kind === "brushFace" || selection.kind === "brushEdge" || selection.kind === "brushVertex") &&
selection.brushId === brushId)
);
}
export function createDeleteBoxBrushCommand(brushId: string): EditorCommand {
let previousBrush: BoxBrush | null = null;
let previousSelection: EditorSelection | null = null;
let previousToolMode: ToolMode | null = null;
return {
id: createOpaqueId("command"),
label: "Delete box brush",
execute(context) {
const currentDocument = context.getDocument();
const currentBrush = currentDocument.brushes[brushId];
if (currentBrush === undefined) {
throw new Error(`Box brush ${brushId} does not exist.`);
}
if (previousBrush === null) {
previousBrush = cloneBoxBrush(currentBrush);
}
if (previousSelection === null) {
previousSelection = cloneSelectionForCommand(context.getSelection());
}
if (previousToolMode === null) {
previousToolMode = context.getToolMode();
}
context.setDocument(removeBrush(currentDocument, brushId));
if (selectionIncludesBrush(context.getSelection(), brushId)) {
context.setSelection({
kind: "none"
});
}
context.setToolMode("select");
},
undo(context) {
if (previousBrush === null) {
return;
}
const currentDocument = context.getDocument();
context.setDocument({
...currentDocument,
brushes: {
...currentDocument.brushes,
[previousBrush.id]: cloneBoxBrush(previousBrush)
}
});
if (previousSelection !== null) {
context.setSelection(previousSelection);
}
if (previousToolMode !== null) {
context.setToolMode(previousToolMode);
}
}
};
}