import { RenderingContext, RectangularNodeView, IView, PolylineEdgeView, SEdge, Point, SLabelView } from "sprotty/lib";
import { VNode } from "snabbdom/vnode";
import { Icon, ClassNode, EdgeWithMultiplicty, Link } from './model';
export declare class ClassNodeView extends RectangularNodeView {
    render(node: ClassNode, context: RenderingContext): VNode;
}
export declare class LinkView extends SLabelView {
    render(element: Link, context: RenderingContext): VNode;
}
export declare class IconView implements IView {
    render(element: Icon, context: RenderingContext): VNode;
    getRadius(): number;
}
export declare class ArrowEdgeView extends PolylineEdgeView {
    protected renderAdditionals(edge: SEdge, segments: Point[], context: RenderingContext): VNode[];
    static readonly TARGET_CORRECTION: number;
    protected getTargetAnchorCorrection(edge: SEdge): number;
}
export declare class InheritanceEdgeView extends ArrowEdgeView {
    protected renderAdditionals(edge: SEdge, segments: Point[], context: RenderingContext): VNode[];
    static readonly TARGET_CORRECTION: number;
    protected getTargetAnchorCorrection(edge: SEdge): number;
}
declare abstract class DiamondEdgeView extends PolylineEdgeView {
    protected renderAdditionals(edge: EdgeWithMultiplicty, segments: Point[], context: RenderingContext): VNode[];
    static readonly SOURCE_CORRECTION: number;
    protected getSourceAnchorCorrection(edge: SEdge): number;
    protected isComposition(): boolean;
    protected isAggregation(): boolean;
}
export declare class CompositionEdgeView extends DiamondEdgeView {
    protected isComposition(): boolean;
}
export declare class AggregationEdgeView extends DiamondEdgeView {
    protected isAggregation(): boolean;
}
export declare function angle(x0: Point, x1: Point): number;
export {};
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