@aurigma/design-atoms/Input/InputHandler/Default/HoverHandler.js

Design Atoms is a part of Customer's Canvas SDK which allows for manipulating individual design elements through your code.

import { BaseEventObject } from "@aurigma/design-atoms-model/EventObject";
export class HoverHandler {
    constructor(_eventManager) {
        this._eventManager = _eventManager;
        this._currentPermanentHandler = null;
        this._currentHandler = null;
        this._hoverChangedEvent = new BaseEventObject();
        this._onItemRemoved = (e) => {
            var _a;
            if (((_a = this._currentHandler) === null || _a === void 0 ? void 0 : _a.item) === e.item)
                this.hide();
        };
        this._eventManager.addItemRemoved(this._onItemRemoved);
    }
    get hoverChanged() {
        return this._hoverChangedEvent;
    }
    hide() {
        if (!this._currentHandler)
            return;
        this._currentHandler = null;
        this._hoverChangedEvent.notify();
    }
    showPermanent(handler) {
        if (this._currentPermanentHandler === handler)
            return;
        this._currentPermanentHandler = handler;
        this._hoverChangedEvent.notify();
    }
    hidePermanent() {
        if (!this._currentPermanentHandler)
            return;
        this._currentPermanentHandler = null;
        this._hoverChangedEvent.notify();
    }
    show(handler) {
        if (handler === this._currentHandler)
            return;
        this._currentHandler = handler;
        this._hoverChangedEvent.notify();
    }
    get currentHandler() {
        return this._currentHandler;
    }
    get label() {
        if (!this._currentHandler)
            return null;
        return this._currentHandler.item.name;
    }
    get labelPermanent() {
        if (!this._currentPermanentHandler)
            return null;
        if (this._currentPermanentHandler == this._currentHandler)
            return null;
        return this._currentPermanentHandler.item.name;
    }
    get rectanglePermanent() {
        if (!this._currentPermanentHandler)
            return null;
        if (this._currentPermanentHandler === this._currentHandler)
            return null;
        const rectangles = this._currentPermanentHandler.getHighlightRectangles({ includeChildren: false, includeParent: true });
        return rectangles[0];
    }
}
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