48 lines
2.4 KiB
TypeScript
48 lines
2.4 KiB
TypeScript
/**
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* Copyright (c) 2022 The xterm.js authors. All rights reserved.
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* @license MIT
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*/
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import { ICharacterJoinerService, ICharSizeService, ICoreBrowserService, IRenderService } from 'browser/services/Services';
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import { IColorSet } from 'browser/Types';
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import { CanvasRenderer } from './CanvasRenderer';
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import { IBufferService, ICoreService, IDecorationService, IOptionsService } from 'common/services/Services';
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import { ITerminalAddon, Terminal } from 'xterm';
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export class CanvasAddon implements ITerminalAddon {
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private _terminal?: Terminal;
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private _renderer?: CanvasRenderer;
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public activate(terminal: Terminal): void {
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if (!terminal.element) {
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throw new Error('Cannot activate CanvasAddon before Terminal.open');
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}
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this._terminal = terminal;
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const bufferService: IBufferService = (terminal as any)._core._bufferService;
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const renderService: IRenderService = (terminal as any)._core._renderService;
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const characterJoinerService: ICharacterJoinerService = (terminal as any)._core._characterJoinerService;
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const charSizeService: ICharSizeService = (terminal as any)._core._charSizeService;
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const coreService: ICoreService = (terminal as any)._core.coreService;
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const coreBrowserService: ICoreBrowserService = (terminal as any)._core._coreBrowserService;
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const decorationService: IDecorationService = (terminal as any)._core._decorationService;
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const optionsService: IOptionsService = (terminal as any)._core.optionsService;
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const colors: IColorSet = (terminal as any)._core._colorManager.colors;
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const screenElement: HTMLElement = (terminal as any)._core.screenElement;
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const linkifier = (terminal as any)._core.linkifier2;
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this._renderer = new CanvasRenderer(colors, screenElement, linkifier, bufferService, charSizeService, optionsService, characterJoinerService, coreService, coreBrowserService, decorationService);
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renderService.setRenderer(this._renderer);
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renderService.onResize(bufferService.cols, bufferService.rows);
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}
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public dispose(): void {
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if (!this._terminal) {
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throw new Error('Cannot dispose CanvasAddon because it is activated');
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}
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const renderService: IRenderService = (this._terminal as any)._core._renderService;
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renderService.setRenderer((this._terminal as any)._core._createRenderer());
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renderService.onResize(this._terminal.cols, this._terminal.rows);
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this._renderer?.dispose();
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this._renderer = undefined;
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}
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}
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