import * as go from '../../../../libs/gojs/release/go';
import { LayerService } from '../layer.service';
export declare class DesignerCommandHandler extends go.CommandHandler {
    private layerService;
    diagram: go.Diagram;
    private _arrowKeyBehavior;
    private _pasteOffset;
    private _lastPasteOffset;
    constructor(layerService: LayerService);
    /**
     * 设置diagram属性值
     * @this {DrawCommandHandler}
     */
    private setDataProperty;
    /**
     * This controls whether or not the user can invoke the {@link #alignLeft}, {@link #alignRight},
     * {@link #alignTop}, {@link #alignBottom}, {@link #alignCenterX}, {@link #alignCenterY} commands.
     * @this {DrawCommandHandler}
     * @return {boolean}
     * This returns true:
     * if the diagram is not {@link Diagram#isReadOnly},
     * if the model is not {@link Model#isReadOnly}, and
     * if there are at least two selected {@link Part}s.
     */
    canAlignSelection(): boolean;
    /**
     * Aligns selected parts along the left-most edge of the left-most part.
     * @this {DrawCommandHandler}
     */
    alignLeft(): void;
    /**
     * Aligns selected parts at the right-most edge of the right-most part.
     * @this {DrawCommandHandler}
     */
    alignRight(): void;
    /**
     * Aligns selected parts at the top-most edge of the top-most part.
     * @this {DrawCommandHandler}
     */
    alignTop(): void;
    /**
     * Aligns selected parts at the bottom-most edge of the bottom-most part.
     * @this {DrawCommandHandler}
     */
    alignBottom(): void;
    /**
     * Aligns selected parts at the x-value of the center point of the first selected part.
     * @this {DrawCommandHandler}
     */
    alignCenterX(): void;
    /**
     * Aligns selected parts at the y-value of the center point of the first selected part.
     * @this {DrawCommandHandler}
     */
    alignCenterY(): void;
    /**
     * Aligns selected parts top-to-bottom in order of the order selected.
     * Distance between parts can be specified. Default distance is 0.
     * @this {DrawCommandHandler}
     */
    alignColumn(): void;
    /**
     * Aligns selected parts left-to-right in order of the order selected.
     * Distance between parts can be specified. Default distance is 0.
     * @this {DrawCommandHandler}
     */
    alignRow(): void;
    /**
     * This controls whether or not the part can invoke the align commands.
     * @this {DrawCommandHandler}
     * @return {boolean}
     * This returns true:
     * if the part is not {@link} and not locked{Model#locked}
     */
    private cannotAlign;
    /**
     * This controls whether or not the user can invoke the {@link #rotate} command.
     * @this {DrawCommandHandler}
     * @param {number=} angle the positive (clockwise) or
     *  negative (counter-clockwise) change in the rotation angle of each Part, in degrees.
     * @return {boolean}
     * This returns true:
     * if the diagram is not {@link Diagram#isReadOnly},
     * if the model is not {@link Model#isReadOnly}, and
     * if there is at least one selected {@link Part}.
     */
    canRotate(): boolean;
    /**
     * Change the angle of the parts connected with the given part. This is in the command handler
     * so it can be easily accessed for the purpose of creating commands that change the rotation of a part.
     * @this {DrawCommandHandler}
     * @param {number=} angle the positive (clockwise) or negative
     * (counter-clockwise) change in the rotation angle of each Part, in degrees.
     */
    rotate(angle: any): void;
    /**
     * This implements custom behaviors for arrow key keyboard events.
     * Set {@link #arrowKeyBehavior} to "select", "move" (the default), "scroll" (the standard behavior), or "none"
     * to affect the behavior when the user types an arrow key.
     * @this {DrawCommandHandler}*/
    doKeyDown(): void;
    selectAll(): void;
    /**
     * Collects in an Array all of the non-Link Parts currently in the Diagram.
     * @this {DrawCommandHandler}
     * @return {Array}
     */
    private _getAllParts;
    /**
     * To be called when arrow keys should move the Diagram.selection.
     * @this {DrawCommandHandler}
     */
    private _arrowKeyMove;
    /**
     * To be called when arrow keys should change selection.
     * @this {DrawCommandHandler}
     */
    private _arrowKeySelect;
    /**
     * Finds the nearest Part in the specified direction, based on their center points.
     * if it doesn't find anything, it just returns the current Part.
     * @this {DrawCommandHandler}
     * @param {number} dir the direction, in degrees
     * @return {Part} the closest Part found in the given direction
     */
    private _findNearestPartTowards;
    /**
     * @this {DrawCommandHandler}
     * @param {number} a
     * @param {number} dir
     * @return {number}
     */
    private _angleCloseness;
    /**
     * Reset the last offset for pasting.
     * @override
     * @this {DrawCommandHandler}
     * @param {Iterable.<Part>} coll a collection of {@link Part}s.
     */
    copyToClipboard(coll: any): void;
    /**
     * Paste from the clipboard with an offset incremented on each paste, and reset when copied.
     * @override
     * @this {DrawCommandHandler}
     * @return {Set.<Part>} a collection of newly pasted {@link Part}s
     */
    pasteFromClipboard(): go.Set<go.Part>;
    /**
     * Gets or sets the arrow key behavior. Possible values are "move", "select", and "scroll".
     * The default value is "move".
     * @name DrawCommandHandler#arrowKeyBehavior
     * @function.
     * @return {string}
     */
    arrowKeyBehavior: string;
    /**
     * Gets or sets the offset at which each repeated pasteSelection() puts the new copied parts from the clipboard.
     * @name DrawCommandHandler#pasteOffset
     * @function.
     * @return {Point}
     */
    pasteOffset: go.Point;
    /**
     * 获取选中的（非锁定）部分
     * @this {DrawCommandHandler}
     * @return array
     */
    private getSelectedParts;
    /**
     * 获取未选中的部分
     * @this {DrawCommandHandler}
     * @return array
     */
    private getUnselectedParts;
    /**
     * 比选中的最大的还大的部分
     * @this {DrawCommandHandler}
     * @return array
     */
    private getLargerUnselectedParts;
    /**
     * 获取未选中的，比选中的最小的还小的部分
     * @this {DrawCommandHandler}
     * @return array
     */
    private getSmallerUnselectedParts;
    /**
     * 验证上一层及置顶
     * @this {DrawCommandHandler}
     */
    private validateFrontAndForward;
    /**
     * 验证下一层及置底
     * @this {DrawCommandHandler}
     */
    private validateBackAndBackward;
    /**
     * 置顶
     * @this {DrawCommandHandler}
     */
    bringToFront(): void;
    /**
     * 置底
     * @this {DrawCommandHandler}
     */
    sendToBack(): void;
    /**
     * 上一层
     * @this {DrawCommandHandler}
     */
    bringForward(): void;
    /**
     * 下一层
     * @this {DrawCommandHandler}
     */
    sendBackward(): void;
    private canChangeZOrder;
    /**
     * lock element
     */
    lock(): void;
    /**
     * unlock element
     */
    unlock(): void;
    private updateLockedInternal;
    sameHeight(): void;
    sameWidth(): void;
    sameSize(): void;
    /**
     * change view zoom
     * @this {DrawCommandHandler}
     */
    changeZoom(scale: number): void;
    cxcommand(val: any): void;
    findColumnDefinitionForColumn(nodedata: any, idx: any): any;
    private addColumn;
    private addRow;
    private deleteRow;
    private deleteColumn;
}