130 lines
4.4 KiB
TypeScript
130 lines
4.4 KiB
TypeScript
/*
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* Copyright [2021] [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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import { $assert, $defined } from '@wisemapping/core-js';
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import { Line } from '@wisemapping/web2d';
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import Command from '../Command';
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import ControlPoint from '../ControlPoint';
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import PositionType from '../PositionType';
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class MoveControlPointCommand extends Command {
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private _ctrlPointControler: ControlPoint;
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private _line: Line;
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private _controlPoint: Line;
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private _oldControlPoint: Line;
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private _originalEndPoint: PositionType;
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private _wasCustom: boolean;
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private _endPoint: any;
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private _point: number;
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/**
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* @classdesc This command handles do/undo of changing the control points of a relationship
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* arrow. These are the two points that appear when the relationship is on focus. They
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* influence how the arrow is drawn (not the source or the destination topic nor the arrow
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* direction)
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*/
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constructor(ctrlPointController: ControlPoint, point: number) {
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$assert(ctrlPointController, 'line can not be null');
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$assert($defined(point), 'point can not be null');
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super();
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this._ctrlPointControler = ctrlPointController;
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this._line = ctrlPointController._line;
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this._controlPoint = { ...this._ctrlPointControler.getControlPoint(point) };
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this._oldControlPoint = { ...this._ctrlPointControler.getOriginalCtrlPoint(point) };
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this._originalEndPoint = this._ctrlPointControler.getOriginalEndPoint(point);
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switch (point) {
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case 0:
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this._wasCustom = this._line.getLine().isSrcControlPointCustom();
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this._endPoint = { ...this._line.getLine().getFrom() };
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break;
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case 1:
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this._wasCustom = this._line.getLine().isDestControlPointCustom();
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this._endPoint = { ...this._line.getLine().getTo() };
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break;
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default:
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break;
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}
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this._point = point;
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}
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execute() {
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const model = this._line.getModel();
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switch (this._point) {
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case 0:
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model.setSrcCtrlPoint({ ...this._controlPoint });
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this._line.setFrom(this._endPoint.x, this._endPoint.y);
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this._line.setIsSrcControlPointCustom(true);
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this._line.setSrcControlPoint({ ...this._controlPoint });
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break;
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case 1:
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model.setDestCtrlPoint({ ...this._controlPoint });
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this._wasCustom = this._line.getLine().isDestControlPointCustom();
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this._line.setTo(this._endPoint.x, this._endPoint.y);
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this._line.setIsDestControlPointCustom(true);
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this._line.setDestControlPoint({ ...this._controlPoint });
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break;
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default:
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break;
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}
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if (this._line.isOnFocus()) {
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this._line._refreshShape();
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this._ctrlPointControler.setLine(this._line);
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}
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this._line.getLine().updateLine(this._point);
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}
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undoExecute() {
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const line = this._line;
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const model = line.getModel();
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switch (this._point) {
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case 0:
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if ($defined(this._oldControlPoint)) {
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line.setFrom(this._originalEndPoint.x, this._originalEndPoint.y);
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model.setSrcCtrlPoint({ ...this._oldControlPoint });
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line.setSrcControlPoint({ ...this._oldControlPoint });
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line.setIsSrcControlPointCustom(this._wasCustom);
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}
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break;
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case 1:
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if ($defined(this._oldControlPoint)) {
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line.setTo(this._originalEndPoint.x, this._originalEndPoint.y);
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model.setDestCtrlPoint({ ...this._oldControlPoint });
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line.setDestControlPoint({ ...this._oldControlPoint });
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line.setIsDestControlPointCustom(this._wasCustom);
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}
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break;
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default:
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break;
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}
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this._line.getLine().updateLine(this._point);
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if (this._line.isOnFocus()) {
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this._ctrlPointControler.setLine(line);
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line._refreshShape();
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}
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}
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}
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export default MoveControlPointCommand;
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