import type { ModelIdMap } from '@collabdt/plugin-kit/types/bim';
/** What the plugin stores about one space. The IFC model itself is never written to. */
export interface SpaceAnnotation extends Record<string, unknown> {
    /** Replaces the IFC name in this plugin's own surfaces. */
    name: string;
    colour: string;
}
export interface Space {
    /** `<modelId>::<localId>` — stable for as long as the model is, and safe as a record key. */
    key: string;
    modelId: string;
    localId: number;
    /** From the IFC, and never changed. */
    ifcName: string;
    /** The annotation's name when there is one, otherwise the IFC's. */
    name: string;
    colour: string;
    /** Whether the plugin has stored anything for this space. */
    annotated: boolean;
}
export declare function spaceKey(modelId: string, localId: number): string;
/** Sets, not arrays: `ModelIdMap` is `Record<string, Set<number>>`. */
export declare function toModelIdMap(spaces: Space[]): ModelIdMap;
export interface DiscoveredSpace {
    modelId: string;
    localId: number;
    ifcName: string;
}
export declare function useSpaceDiscovery(): {
    discovered: DiscoveredSpace[];
    scanning: boolean;
};
/**
 * The spaces, plus the annotations this plugin stores against them. The IFC is read-only, so
 * a rename is an annotation, never a write to the model.
 */
export declare function useSpaces(): {
    spaces: Space[];
    isLoading: boolean;
    lastError: string;
    selected: Space;
    select: (next: string | ((previous: string) => string)) => void;
    rename: (key: string, name: string) => Promise<void>;
    setColour: (key: string, colour: string) => Promise<void>;
    reset: (key: string) => Promise<void>;
};
/**
 * Whether the spaces are painted, applied from an effect so a recolour repaints at once.
 * The flag is plugin state, so the toolbar and the tab agree on it.
 */
export declare function useSpacePainting(): {
    painted: boolean;
    setPainted: (next: boolean | ((previous: boolean) => boolean)) => void;
};
/** `#rrggbb` to the `0xRRGGBB` the appearance API takes. */
export declare function hexToInt(colour: string): number;
//# sourceMappingURL=spaces.d.ts.map