import { BenchColumnLayoutDataModel, BenchRowLayoutData, InitModelOf, ObjectOrModel } from '../../../index';
export declare class BenchColumnLayoutData implements BenchColumnLayoutDataModel {
    model: BenchColumnLayoutDataModel;
    columns: BenchRowLayoutData[];
    constructor(model?: InitModelOf<BenchColumnLayoutData>);
    protected _ensureColumns(): void;
    getColumns(): BenchRowLayoutData[];
    static ensure(layoutData: ObjectOrModel<BenchColumnLayoutData>): BenchColumnLayoutData;
}
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