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- /*---------------------------------------------------------------------------------------------
- * Copyright (c) Microsoft Corporation. All rights reserved.
- * Licensed under the MIT License. See License.txt in the project root for license information.
- *--------------------------------------------------------------------------------------------*/
- var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
- var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
- if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
- else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
- return c > 3 && r && Object.defineProperty(target, key, r), r;
- };
- var __param = (this && this.__param) || function (paramIndex, decorator) {
- return function (target, key) { decorator(target, key, paramIndex); }
- };
- import { createCancelablePromise, RunOnceScheduler } from '../../../../base/common/async.js';
- import { Disposable } from '../../../../base/common/lifecycle.js';
- import { registerEditorContribution } from '../../../browser/editorExtensions.js';
- import { getDocumentRangeSemanticTokens, hasDocumentRangeSemanticTokensProvider } from '../../../common/services/getSemanticTokens.js';
- import { IModelService } from '../../../common/services/model.js';
- import { isSemanticColoringEnabled, SEMANTIC_HIGHLIGHTING_SETTING_ID } from '../../../common/services/modelService.js';
- import { toMultilineTokens2 } from '../../../common/services/semanticTokensProviderStyling.js';
- import { IConfigurationService } from '../../../../platform/configuration/common/configuration.js';
- import { IThemeService } from '../../../../platform/theme/common/themeService.js';
- import { ILanguageFeatureDebounceService } from '../../../common/services/languageFeatureDebounce.js';
- import { StopWatch } from '../../../../base/common/stopwatch.js';
- import { ILanguageFeaturesService } from '../../../common/services/languageFeatures.js';
- let ViewportSemanticTokensContribution = class ViewportSemanticTokensContribution extends Disposable {
- constructor(editor, _modelService, _themeService, _configurationService, languageFeatureDebounceService, languageFeaturesService) {
- super();
- this._modelService = _modelService;
- this._themeService = _themeService;
- this._configurationService = _configurationService;
- this._editor = editor;
- this._provider = languageFeaturesService.documentRangeSemanticTokensProvider;
- this._debounceInformation = languageFeatureDebounceService.for(this._provider, 'DocumentRangeSemanticTokens', { min: 100, max: 500 });
- this._tokenizeViewport = this._register(new RunOnceScheduler(() => this._tokenizeViewportNow(), 100));
- this._outstandingRequests = [];
- const scheduleTokenizeViewport = () => {
- if (this._editor.hasModel()) {
- this._tokenizeViewport.schedule(this._debounceInformation.get(this._editor.getModel()));
- }
- };
- this._register(this._editor.onDidScrollChange(() => {
- scheduleTokenizeViewport();
- }));
- this._register(this._editor.onDidChangeModel(() => {
- this._cancelAll();
- scheduleTokenizeViewport();
- }));
- this._register(this._editor.onDidChangeModelContent((e) => {
- this._cancelAll();
- scheduleTokenizeViewport();
- }));
- this._register(this._provider.onDidChange(() => {
- this._cancelAll();
- scheduleTokenizeViewport();
- }));
- this._register(this._configurationService.onDidChangeConfiguration(e => {
- if (e.affectsConfiguration(SEMANTIC_HIGHLIGHTING_SETTING_ID)) {
- this._cancelAll();
- scheduleTokenizeViewport();
- }
- }));
- this._register(this._themeService.onDidColorThemeChange(() => {
- this._cancelAll();
- scheduleTokenizeViewport();
- }));
- }
- _cancelAll() {
- for (const request of this._outstandingRequests) {
- request.cancel();
- }
- this._outstandingRequests = [];
- }
- _removeOutstandingRequest(req) {
- for (let i = 0, len = this._outstandingRequests.length; i < len; i++) {
- if (this._outstandingRequests[i] === req) {
- this._outstandingRequests.splice(i, 1);
- return;
- }
- }
- }
- _tokenizeViewportNow() {
- if (!this._editor.hasModel()) {
- return;
- }
- const model = this._editor.getModel();
- if (model.tokenization.hasCompleteSemanticTokens()) {
- return;
- }
- if (!isSemanticColoringEnabled(model, this._themeService, this._configurationService)) {
- if (model.tokenization.hasSomeSemanticTokens()) {
- model.tokenization.setSemanticTokens(null, false);
- }
- return;
- }
- if (!hasDocumentRangeSemanticTokensProvider(this._provider, model)) {
- if (model.tokenization.hasSomeSemanticTokens()) {
- model.tokenization.setSemanticTokens(null, false);
- }
- return;
- }
- const visibleRanges = this._editor.getVisibleRangesPlusViewportAboveBelow();
- this._outstandingRequests = this._outstandingRequests.concat(visibleRanges.map(range => this._requestRange(model, range)));
- }
- _requestRange(model, range) {
- const requestVersionId = model.getVersionId();
- const request = createCancelablePromise(token => Promise.resolve(getDocumentRangeSemanticTokens(this._provider, model, range, token)));
- const sw = new StopWatch(false);
- request.then((r) => {
- this._debounceInformation.update(model, sw.elapsed());
- if (!r || !r.tokens || model.isDisposed() || model.getVersionId() !== requestVersionId) {
- return;
- }
- const { provider, tokens: result } = r;
- const styling = this._modelService.getSemanticTokensProviderStyling(provider);
- model.tokenization.setPartialSemanticTokens(range, toMultilineTokens2(result, styling, model.getLanguageId()));
- }).then(() => this._removeOutstandingRequest(request), () => this._removeOutstandingRequest(request));
- return request;
- }
- };
- ViewportSemanticTokensContribution.ID = 'editor.contrib.viewportSemanticTokens';
- ViewportSemanticTokensContribution = __decorate([
- __param(1, IModelService),
- __param(2, IThemeService),
- __param(3, IConfigurationService),
- __param(4, ILanguageFeatureDebounceService),
- __param(5, ILanguageFeaturesService)
- ], ViewportSemanticTokensContribution);
- registerEditorContribution(ViewportSemanticTokensContribution.ID, ViewportSemanticTokensContribution);
|