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https://bitbucket.org/wisemapping/wisemapping-frontend.git
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57 lines
1.8 KiB
JavaScript
57 lines
1.8 KiB
JavaScript
/*
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* Copyright [2015] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const DesignerUndoManager = require('./DesignerUndoManager').default;
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const EventBus = require('./layout/EventBus').default;
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const DesignerActionRunner = new Class({
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initialize(commandContext, notifier) {
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$assert(commandContext, 'commandContext can not be null');
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this._undoManager = new DesignerUndoManager();
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this._context = commandContext;
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this._notifier = notifier;
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},
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execute(command) {
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$assert(command, 'command can not be null');
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command.execute(this._context);
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this._undoManager.enqueue(command);
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this.fireChangeEvent();
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EventBus.instance.fireEvent(EventBus.events.DoLayout);
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},
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undo() {
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this._undoManager.execUndo(this._context);
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this.fireChangeEvent();
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EventBus.instance.fireEvent(EventBus.events.DoLayout);
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},
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redo() {
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this._undoManager.execRedo(this._context);
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this.fireChangeEvent();
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EventBus.instance.fireEvent(EventBus.events.DoLayout);
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},
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fireChangeEvent() {
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const event = this._undoManager.buildEvent();
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this._notifier.fireEvent('modelUpdate', event);
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},
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});
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export default DesignerActionRunner;
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