import { Color, Disposable, Listener } from '@vertexvis/utils';
/**
 * The types of pins that can be performed by this tool.
 */
export type ViewerPinToolType = 'pin-icon' | 'pin-text';
/**
 * The mode of the pin tool
 */
export type ViewerPinToolMode = 'edit' | 'view';
/**
 * A model representing the state of pins.
 *
 */
import { Point, Vector3 } from '@vertexvis/geometry';
interface BasePinAttributes {
    style?: PinStyleAttributes;
}
interface BasePin {
    id: string;
    worldPosition: Vector3.Vector3;
    partId?: string;
    attributes?: BasePinAttributes;
}
export interface TextPin extends BasePin {
    type: 'text';
    label: PinLabel;
}
export interface IconPin extends BasePin {
    type: 'icon';
}
export type Pin = IconPin | TextPin;
export interface PinLabel {
    point: Point.Point;
    text?: string;
}
export declare function isTextPin(pin?: Pin): pin is TextPin;
export interface PinStyleAttributes {
    primaryColor?: Color.Color | string;
    accentColor?: Color.Color | string;
}
export declare function isIconPin(pin?: Pin): pin is Pin;
export declare function getPinColors(pin?: Pin): {
    primaryColor?: string;
    accentColor?: string;
};
export declare class PinModel {
    private entities;
    private selectedPinId?;
    private readonly entityAdded;
    private readonly entityUpdated;
    private readonly entitiesChanged;
    private readonly selectionChanged;
    /**
     * Registers an entity to be drawn in the canvas
     *
     * @param pin A pin entity to draw.
     * @returns `true` if the entity has been added.
     */
    addPin(pin: Pin, suppressEvent?: boolean): boolean;
    /**
     * Clears all registered entities from the model.
     */
    clearPins(): void;
    /**
     * Returns all the entities registered with the model.
     */
    getPins(): Pin[];
    /**
     * Returns single entity by id if present in the model.
     */
    getPinById(id: string): Pin | undefined;
    getSelectedPinId(): string | undefined;
    /**
     * Unregisters an entity from the model.
     *
     * @param entity The entity to remove.
     * @returns `true` if the entity was removed.
     */
    removePin(entity: Pin): boolean;
    /**
     * Sets the set of entities to be placed with the model.
     *
     * @param entities A set of entities to draw.
     * @returns `true` if the entity has been added.
     */
    setPins(pins: Set<Pin>): boolean;
    /**
     * Sets the set of entities to be placed with the model.
     *
     * @param pin A pin to set
     * @returns `true` if the entity has been set
     */
    setPin(pin: Pin): boolean;
    /**
     * Updates a pin in the model.
     *
     * @param pin A pin to update
     * @returns `true` if the entity has been updated
     */
    updatePin(pin: Pin): boolean;
    /**
     * Registers an event listener that will be invoked when the model's
     * pin entities change.
     *
     * @param listener The listener to add.
     * @returns A disposable that can be used to remove the listener.
     */
    onEntitiesChanged(listener: Listener<Pin[]>): Disposable;
    /**
     * Registers an event listener that will be invoked when a new pin
     * is added to the model.
     *
     * @param listener The listener to add.
     * @returns A disposable that can be used to remove the listener.
     */
    onEntityAdded(listener: Listener<Pin>): Disposable;
    /**
     * Registers an event listener that will be invoked when a pin
     * is updated in the model.
     *
     * @param listener The listener to add.
     * @returns A disposable that can be used to remove the listener.
     */
    onEntityUpdated(listener: Listener<Pin>): Disposable;
    /**
     * Registers an event listener that will be invoked when the model's
     * pin selection changes
     *
     * @param listener The listener to add.
     * @returns A disposable that can be used to remove the listener.
     */
    onSelectionChange(listener: Listener<string | undefined>): Disposable;
    /**
     * Sets the selected pin id
     * @param pinId
     */
    setSelectedPin(pinId?: string): void;
}
export {};