@itwin/presentation-components
Version:
React components based on iTwin.js Presentation library
236 lines • 9.97 kB
JavaScript
"use strict";
/*---------------------------------------------------------------------------------------------
* Copyright (c) Bentley Systems, Incorporated. All rights reserved.
* See LICENSE.md in the project root for license terms and full copyright notice.
*--------------------------------------------------------------------------------------------*/
var __addDisposableResource = (this && this.__addDisposableResource) || function (env, value, async) {
if (value !== null && value !== void 0) {
if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
var dispose, inner;
if (async) {
if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
dispose = value[Symbol.asyncDispose];
}
if (dispose === void 0) {
if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
dispose = value[Symbol.dispose];
if (async) inner = dispose;
}
if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
if (inner) dispose = function() { try { inner.call(this); } catch (e) { return Promise.reject(e); } };
env.stack.push({ value: value, dispose: dispose, async: async });
}
else if (async) {
env.stack.push({ async: true });
}
return value;
};
var __disposeResources = (this && this.__disposeResources) || (function (SuppressedError) {
return function (env) {
function fail(e) {
env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
env.hasError = true;
}
var r, s = 0;
function next() {
while (r = env.stack.pop()) {
try {
if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
if (r.dispose) {
var result = r.dispose.call(r.value);
if (r.async) return s |= 2, Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
}
else s |= 1;
}
catch (e) {
fail(e);
}
}
if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
if (env.hasError) throw env.error;
}
return next();
};
})(typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
var e = new Error(message);
return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
});
Object.defineProperty(exports, "__esModule", { value: true });
exports.ViewportSelectionHandler = void 0;
require("../common/DisposePolyfill.js");
const rxjs_1 = require("rxjs");
const presentation_frontend_1 = require("@itwin/presentation-frontend");
const Utils_js_1 = require("../common/Utils.js");
/**
* A handler that syncs selection between unified selection
* manager (`Presentation.selection`) and a viewport (`imodel.hilited`).
* It has nothing to do with the viewport component itself - the
* viewport updates its highlighted elements when `imodel.hilited`
* changes.
*
* @internal
*/
class ViewportSelectionHandler {
_imodel;
_selectionHandler;
_cancelOngoingChanges = new rxjs_1.Subject();
constructor(props) {
this._imodel = props.imodel;
// handles changing and listening to unified selection
this._selectionHandler = new presentation_frontend_1.SelectionHandler({
manager: presentation_frontend_1.Presentation.selection,
name: `Viewport_${counter++}`,
imodel: props.imodel,
onSelect: this.onUnifiedSelectionChanged,
});
this._selectionHandler.manager.setSyncWithIModelToolSelection(props.imodel, true);
// stop imodel from syncing tool selection with hilited list - we want
// to override that behavior
props.imodel.hilited.wantSyncWithSelectionSet = false;
}
[Symbol.dispose]() {
this._cancelOngoingChanges.next();
this._selectionHandler.manager.setSyncWithIModelToolSelection(this._imodel, false);
(0, Utils_js_1.safeDispose)(this._selectionHandler);
}
get imodel() {
return this._imodel;
}
set imodel(value) {
if (this._imodel === value) {
return;
}
this._selectionHandler.manager.setSyncWithIModelToolSelection(this._imodel, false);
this._selectionHandler.manager.setSyncWithIModelToolSelection(value, true);
this._imodel = value;
this._imodel.hilited.wantSyncWithSelectionSet = false;
this._selectionHandler.imodel = value;
this.applyCurrentSelection();
}
applyCurrentSelection() {
this._cancelOngoingChanges.next();
this.applyCurrentHiliteSet(this._imodel);
}
handleUnifiedSelectionChange(imodel, changeType, keys, source) {
if (changeType === presentation_frontend_1.SelectionChangeType.Clear || changeType === presentation_frontend_1.SelectionChangeType.Replace) {
this.applyCurrentHiliteSet(imodel, changeType === presentation_frontend_1.SelectionChangeType.Replace && source === "Tool" ? "onlyHilited" : "all");
return;
}
const hiliteSetProvider = presentation_frontend_1.HiliteSetProvider.create({ imodel });
if (changeType === presentation_frontend_1.SelectionChangeType.Add) {
(0, rxjs_1.from)(hiliteSetProvider.getHiliteSetIterator(keys))
.pipe((0, rxjs_1.takeUntil)(this._cancelOngoingChanges))
.subscribe({
next: (set) => {
this.applyHiliteSet(imodel, set);
},
});
return;
}
(0, rxjs_1.from)(hiliteSetProvider.getHiliteSetIterator(keys))
.pipe((0, rxjs_1.takeUntil)(this._cancelOngoingChanges))
.subscribe({
next: (set) => {
this.removeHiliteSet(imodel, set);
},
complete: () => {
this.applyCurrentHiliteSet(imodel, "none");
},
});
}
onUnifiedSelectionChanged = (args) => {
// this component only cares about its own imodel
if (args.imodel !== this._imodel) {
return;
}
// viewports are only interested in top-level selection changes
// wip: may want to handle different selection levels?
if (0 !== args.level) {
return;
}
this._cancelOngoingChanges.next();
this.handleUnifiedSelectionChange(args.imodel, args.changeType, args.keys, args.source);
};
applyCurrentHiliteSet(imodel, clearAction = "all") {
if (clearAction !== "none") {
const env_1 = { stack: [], error: void 0, hasError: false };
try {
const _ = __addDisposableResource(env_1, toDisposable(presentation_frontend_1.Presentation.selection.suspendIModelToolSelectionSync(this._imodel)), false);
imodel.hilited.clear();
if (clearAction === "all") {
imodel.selectionSet.emptyAll();
}
}
catch (e_1) {
env_1.error = e_1;
env_1.hasError = true;
}
finally {
__disposeResources(env_1);
}
}
(0, rxjs_1.from)(presentation_frontend_1.Presentation.selection.getHiliteSetIterator(imodel))
.pipe((0, rxjs_1.takeUntil)(this._cancelOngoingChanges))
.subscribe({
next: (ids) => {
this.applyHiliteSet(imodel, ids);
},
});
}
applyHiliteSet(imodel, set) {
const env_2 = { stack: [], error: void 0, hasError: false };
try {
const _ = __addDisposableResource(env_2, toDisposable(presentation_frontend_1.Presentation.selection.suspendIModelToolSelectionSync(this._imodel)), false);
if (set.models && set.models.length) {
imodel.hilited.models.addIds(set.models);
}
if (set.subCategories && set.subCategories.length) {
imodel.hilited.subcategories.addIds(set.subCategories);
}
if (set.elements && set.elements.length) {
imodel.hilited.elements.addIds(set.elements);
imodel.selectionSet.add(set.elements);
}
}
catch (e_2) {
env_2.error = e_2;
env_2.hasError = true;
}
finally {
__disposeResources(env_2);
}
}
removeHiliteSet(imodel, set) {
const env_3 = { stack: [], error: void 0, hasError: false };
try {
const _ = __addDisposableResource(env_3, toDisposable(presentation_frontend_1.Presentation.selection.suspendIModelToolSelectionSync(this._imodel)), false);
if (set.models?.length) {
imodel.hilited.models.deleteIds(set.models);
}
if (set.subCategories?.length) {
imodel.hilited.subcategories.deleteIds(set.subCategories);
}
if (set.elements?.length) {
imodel.hilited.elements.deleteIds(set.elements);
imodel.selectionSet.remove(set.elements);
}
}
catch (e_3) {
env_3.error = e_3;
env_3.hasError = true;
}
finally {
__disposeResources(env_3);
}
}
}
exports.ViewportSelectionHandler = ViewportSelectionHandler;
let counter = 1;
function toDisposable(resource) {
return {
[Symbol.dispose]: () => {
(0, Utils_js_1.safeDispose)(resource);
},
};
}
//# sourceMappingURL=ViewportSelectionHandler.js.map