export declare const collapseY: import("@angular/animations").AnimationReferenceMetadata;
export declare const collapseYWithMargin: import("@angular/animations").AnimationReferenceMetadata;
export declare const collapseX: import("@angular/animations").AnimationReferenceMetadata;
export declare const expandY: import("@angular/animations").AnimationReferenceMetadata;
export declare const expandYWithMargin: import("@angular/animations").AnimationReferenceMetadata;
export declare const expandX: import("@angular/animations").AnimationReferenceMetadata;
export declare const collapse: import("@angular/animations").AnimationTriggerMetadata;
export declare const collapseWithMargin: import("@angular/animations").AnimationTriggerMetadata;
export declare const collapseLinearWithMargin: import("@angular/animations").AnimationTriggerMetadata;