import { BBox, DiagramEdge, DiagramNode, NodeId, StepPath, ViewId } from '@likec4/core/types';
export type Spacing = number | Partial<{
    top: number;
    left: number;
    right: number;
    bottom: number;
    x: number;
    y: number;
}>;
export type Step = {
    id: StepPath;
    from: {
        column: number;
        row: number;
    };
    to: {
        column: number;
        row: number;
    };
    source: DiagramNode;
    target: DiagramNode;
    label: null | {
        height: number;
        width: number;
        text: string | null;
    };
    isSelfLoop: boolean;
    isBack: boolean;
    parent: StepPath | null;
    offset: number;
    edge: DiagramEdge;
};
export type Compound = {
    node: DiagramNode;
    from: DiagramNode;
    to: DiagramNode;
    nested: Compound[];
};
export type Rect = {
    min: {
        column: number;
        row: number;
    };
    max: {
        column: number;
        row: number;
    };
};
export type ParallelRect = Rect & {
    parallelPrefix: string;
};
export interface SequenceActorStepPort {
    id: string;
    cx: number;
    cy: number;
    height: number;
    type: 'target' | 'source';
    position: 'left' | 'right' | 'top' | 'bottom';
    hidden?: boolean;
}
export interface SequenceActor {
    id: NodeId;
    x: number;
    y: number;
    width: number;
    height: number;
    ports: Array<SequenceActorStepPort>;
}
export interface SequenceCompound {
    id: NodeId;
    origin: NodeId;
    x: number;
    y: number;
    width: number;
    height: number;
    depth: number;
}
export interface SequenceParallelArea {
    parallelPrefix: string;
    x: number;
    y: number;
    width: number;
    height: number;
}
export interface SequenceViewLayout {
    id: ViewId;
    actors: Array<SequenceActor>;
    compounds: Array<SequenceCompound>;
    parallelAreas: Array<SequenceParallelArea>;
    bounds: BBox;
}