import { LayoutItem, AutoLayoutOrientation, AutoLayoutAlignItems, AutoLayoutJustifyContent, Item } from "@aurigma/design-atoms-model/Product/Items";
import { RotatedRectangleF, RectangleF, Matrix } from "@aurigma/design-atoms-model/Math";
import { GroupItemHandler } from "./GroupItemHandler";
import { IGroupHandler, ItemHandler } from "./ItemHandler";
import { EventObject } from "@aurigma/design-atoms-model/EventObject";
import { History } from "../History/History";
import * as TextWhizz from "@aurigma/text-whizz/TextWhizzJS";
export declare class LayoutItemHandler extends GroupItemHandler implements IGroupHandler {
    private _history;
    private _layoutHandler;
    private _layoutEvent;
    private _visibilityState;
    private _visibilityStateChangedEvent;
    private _isEmpty;
    private _disableApplyLayout;
    static readonly typeName: string;
    constructor(item: LayoutItem, itemHandlers: ItemHandler[], _history: History, textWhizz?: typeof TextWhizz);
    getSelectionRectangle(): RotatedRectangleF;
    protected _getHighlightRectangle(): RotatedRectangleF;
    setItemHandlers(itemHandlers: ItemHandler[]): void;
    protected _isGroupHandler(): boolean;
    _rectMap: {
        [name: string]: RotatedRectangleF;
    };
    protected _onChildItemChanged: (sender: any) => void;
    protected _onChildItemHandlerVisibilityChanged: () => void;
    protected _onChildItemHandlerLayout: (changed: boolean) => void;
    protected _onChildItemHandlerChanging: (sender: Item) => void;
    protected _onItemPropertyChanged(sender: LayoutItem, propertyName: string): void;
    private _initLayoutHandler;
    getVisibilityStateChangedEvent(): EventObject<void>;
    getLayoutEvent(): EventObject<boolean>;
    private _onLayoutHandlerLayoutEvent;
    private _initSourceRectangle;
    private _resetSourceRectangle;
    waitUpdate(): Promise<void>;
    private _originalHeight;
    private _transformStarted;
    startTransform(): void;
    onResized(): boolean;
    _endTransform(changed: any, resized: any, suppressOnChanged: any): void;
    protected _getChildrenHighlights(): RotatedRectangleF[];
    protected get _calculateRectangleFromChild(): boolean;
    protected _getRectangle(): RotatedRectangleF;
    isEmpty(): boolean;
    isVisible(): boolean;
    applyLayout(sender?: ItemHandler): Promise<void>;
    getControlBounds(): RectangleF;
    _transformedRectangle: RotatedRectangleF;
    setRectangle(rectangle: RotatedRectangleF, suppressOnChanged?: boolean, updateChildren?: boolean): void;
    setSourceRectangle(rectangle: RotatedRectangleF): void;
    protected _applyMatrix: (matrix: Matrix, finished: boolean, newAngle?: number) => void;
    getOrderedItems(): any;
    generateAndApplyAutolayoutSettings(alignItems?: AutoLayoutAlignItems, orientation?: AutoLayoutOrientation, margin?: number, justifyContent?: AutoLayoutJustifyContent): void;
    protected _onItemAdded(data?: {
        item: Item;
        index: number;
    }): Promise<void>;
    protected _onItemRemoved(data?: {
        item: Item;
        index: number;
    }): void;
    protected _onItemHandlerAdded(data?: {
        item: ItemHandler;
        index: number;
    }): Promise<void>;
    private _onItemHandlerExitedEditMode;
    private _updateVisibilityState;
    private _onVisibilityStateChanged;
    private _onItemHandlerEnteredEditMode;
    protected _onItemHandlerRemoved(data?: {
        item: ItemHandler;
        index: number;
    }): void;
    private _subscribeChildItemHandlers;
    private _unsubscribeChildItemHandlers;
    private _subscribeChildItemHandler;
    private _unsubscribeChildItemHandler;
    private _unsubscribeChildItems;
    private _subscribeChildItems;
    private _unsubscribeChildItemChanges;
    private _subscribeChildItemChanges;
    private _onChildGroupItemsChanged;
    protected _onRemovedFromCanvas(canvas: any): Promise<void>;
    protected _onAddedOnCanvas(canvas: any): Promise<void>;
    drawItemHandler(itemHandlerCtx: CanvasRenderingContext2D): void;
    get item(): LayoutItem;
    isChildVisible(childItemHandler: ItemHandler): boolean;
    private _calculateIsEmpty;
    private _updateIsEmpty;
    private _onEmptyStateChanged;
}