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

68 lines
2.2 KiB
TypeScript

import type { ToolMode } from "../core/tool-mode";
import { createBoxBrush, DEFAULT_BOX_BRUSH_CENTER, DEFAULT_BOX_BRUSH_SIZE } from "../document/brushes";
import { DEFAULT_GRID_SIZE, snapPositiveSizeToGrid, snapVec3ToGrid } from "../geometry/grid-snapping";
import { createOpaqueId } from "../core/ids";
import type { EditorSelection } from "../core/selection";
import type { Vec3 } from "../core/vector";
import { cloneSelectionForCommand, removeBrush, setSingleBrushSelection } from "./brush-command-helpers";
import type { EditorCommand } from "./command";
interface CreateBoxBrushCommandOptions {
center?: Vec3;
size?: Vec3;
gridSize?: number;
}
export function createCreateBoxBrushCommand(options: CreateBoxBrushCommandOptions = {}): EditorCommand {
const brush = createBoxBrush({
center: snapVec3ToGrid(options.center ?? DEFAULT_BOX_BRUSH_CENTER, options.gridSize ?? DEFAULT_GRID_SIZE),
size: snapPositiveSizeToGrid(options.size ?? DEFAULT_BOX_BRUSH_SIZE, options.gridSize ?? DEFAULT_GRID_SIZE)
});
let previousSelection: EditorSelection | null = null;
let previousToolMode: ToolMode | null = null;
return {
id: createOpaqueId("command"),
label: "Create box brush",
execute(context) {
const currentDocument = context.getDocument();
if (currentDocument.brushes[brush.id] !== undefined) {
throw new Error(`Box brush ${brush.id} already exists.`);
}
if (previousSelection === null) {
previousSelection = cloneSelectionForCommand(context.getSelection());
}
if (previousToolMode === null) {
previousToolMode = context.getToolMode();
}
context.setDocument({
...currentDocument,
brushes: {
...currentDocument.brushes,
[brush.id]: brush
}
});
context.setSelection(setSingleBrushSelection(brush.id));
context.setToolMode("select");
},
undo(context) {
context.setDocument(removeBrush(context.getDocument(), brush.id));
if (previousSelection !== null) {
context.setSelection(previousSelection);
}
if (previousToolMode !== null) {
context.setToolMode(previousToolMode);
}
}
};
}