import { IEventEmitter } from '@breadstone/mosaik-elements';
import type { IColorAreaChangedEventDetail } from '../../../events';
import { CustomElement } from '../../Abstracts/CustomElement';
import type { IColorEditorAreaElementProps } from './IColorEditorAreaElementProps';
declare const ColorEditorAreaElement_base: (abstract new (...args: Array<any>) => import("../../../Behaviors/Themeable").IThemeableProps) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Disableable").IDisableableProps) & (abstract new (...args: Array<any>) => import("../../../Behaviors/Focusable").IFocusableProps) & typeof CustomElement & import("../../../Behaviors/Themeable").IThemeableCtor;
/**
 * Color Editor Area - A 2D gradient picker for selecting saturation and value in HSV color space.
 *
 * @description
 * The Color Editor Area component provides an interactive 2D color picking surface
 * where users can select saturation (x-axis) and value/brightness (y-axis) for a given hue.
 * This component is commonly used within color pickers to provide intuitive color selection.
 *
 * @name ColorEditorArea
 * @element mosaik-color-editor-area
 * @category Media
 *
 * @csspart gradient-saturation - The horizontal saturation gradient overlay
 * @csspart gradient-value - The vertical value/brightness gradient overlay
 * @csspart thumb - The draggable indicator showing current position
 *
 * @cssprop {String} --color-editor-area-background-color - The editor area background color CSS custom property.
 * @cssprop {String} --color-editor-area-border-color - The editor area border color CSS custom property.
 * @cssprop {String} --color-editor-area-border-radius - The editor area border radius CSS custom property.
 * @cssprop {String} --color-editor-area-border-style - The editor area border style CSS custom property.
 * @cssprop {String} --color-editor-area-border-width - The editor area border width CSS custom property.
 * @cssprop {String} --color-editor-area-focus-ring-active-width - The editor area focus ring active width CSS custom property.
 * @cssprop {String} --color-editor-area-focus-ring-color - The editor area focus ring color CSS custom property.
 * @cssprop {String} --color-editor-area-focus-ring-inward-offset - The editor area focus ring inward offset CSS custom property.
 * @cssprop {String} --color-editor-area-focus-ring-outward-offset - The editor area focus ring outward offset CSS custom property.
 * @cssprop {String} --color-editor-area-font-family - The editor area font family CSS custom property.
 * @cssprop {String} --color-editor-area-font-letter-spacing - The editor area font letter spacing CSS custom property.
 * @cssprop {String} --color-editor-area-font-line-height - The editor area font line height CSS custom property.
 * @cssprop {String} --color-editor-area-font-size - The editor area font size CSS custom property.
 * @cssprop {String} --color-editor-area-font-text-decoration - The editor area font text decoration CSS custom property.
 * @cssprop {String} --color-editor-area-font-text-transform - The editor area font text transform CSS custom property.
 * @cssprop {String} --color-editor-area-font-weight - The editor area font weight CSS custom property.
 * @cssprop {String} --color-editor-area-foreground-color - The editor area foreground color CSS custom property.
 * @cssprop {String} --color-editor-area-gap - The editor area gap CSS custom property.
 * @cssprop {String} --color-editor-area-height - The editor area height CSS custom property.
 * @cssprop {String} --color-editor-area-padding-bottom - The editor area padding bottom CSS custom property.
 * @cssprop {String} --color-editor-area-padding-left - The editor area padding left CSS custom property.
 * @cssprop {String} --color-editor-area-padding-right - The editor area padding right CSS custom property.
 * @cssprop {String} --color-editor-area-padding-top - The editor area padding top CSS custom property.
 * @cssprop {String} --color-editor-area-shadow - The editor area shadow CSS custom property.
 * @cssprop {String} --color-editor-area-shadow-blur - The editor area shadow blur CSS custom property.
 * @cssprop {String} --color-editor-area-shadow-color - The editor area shadow color CSS custom property.
 * @cssprop {String} --color-editor-area-shadow-offset-x - The editor area shadow offset x CSS custom property.
 * @cssprop {String} --color-editor-area-shadow-offset-y - The editor area shadow offset y CSS custom property.
 * @cssprop {String} --color-editor-area-shadow-spread - The editor area shadow spread CSS custom property.
 * @cssprop {String} --color-editor-area-thumb-border-color - The editor area thumb border color CSS custom property.
 * @cssprop {String} --color-editor-area-thumb-border-radius - The editor area thumb border radius CSS custom property.
 * @cssprop {String} --color-editor-area-thumb-border-width - The editor area thumb border width CSS custom property.
 * @cssprop {String} --color-editor-area-thumb-shadow - The editor area thumb shadow CSS custom property.
 * @cssprop {String} --color-editor-area-thumb-size - The editor area thumb size CSS custom property.
 * @cssprop {String} --color-editor-area-transition-duration - The editor area transition duration CSS custom property.
 * @cssprop {String} --color-editor-area-transition-mode - The editor area transition mode CSS custom property.
 * @cssprop {String} --color-editor-area-transition-property - The editor area transition property CSS custom property.
 * @cssprop {String} --color-editor-area-translate - The editor area translate CSS custom property.
 * @cssprop {String} --color-editor-area-width - The editor area width CSS custom property.
 *
 * @fires colorAreaChanged {ColorAreaChangedEvent} - Fired when the saturation or value changes via user interaction
 *
 * @example
 * Basic usage:
 * ```html
 * <mosaik-color-editor-area></mosaik-color-editor-area>
 * ```
 *
 * @example
 * With an initial hue:
 * ```html
 * <mosaik-color-editor-area hue="180"></mosaik-color-editor-area>
 * ```
 *
 * @public
 */
export declare class ColorEditorAreaElement extends ColorEditorAreaElement_base implements IColorEditorAreaElementProps {
    private readonly _resizeController;
    private readonly _colorAreaChanged;
    private _hue;
    private _saturation;
    private _value;
    private _boundingClientRect;
    private _pointerDown;
    /**
     * Constructs a new instance of the ColorEditorAreaElement class.
     *
     * @public
     */
    constructor();
    /**
     * Returns the `is` property.
     * The `is` property represents natural name of this element.
     *
     * @public
     * @static
     * @readonly
     */
    static get is(): string;
    /**
     * Gets or sets the hue value (0-360).
     *
     * @public
     * @attr
     */
    get hue(): number;
    set hue(value: number);
    /**
     * Gets or sets the saturation value (0-1).
     *
     * @public
     */
    get saturation(): number;
    set saturation(value: number);
    /**
     * Gets or sets the value/brightness (0-1).
     *
     * @public
     */
    get value(): number;
    set value(value: number);
    /**
     * Called when the saturation or value changes.
     * Provides reference to `IColorAreaChangedEventDetail` as event detail.
     *
     * @public
     * @readonly
     * @eventProperty
     */
    get colorAreaChanged(): IEventEmitter<IColorAreaChangedEventDetail>;
    /**
     * @inheritdoc
     * @public
     */
    connectedCallback(): void;
    /**
     * Updates the color from external HSV values.
     *
     * @param hue - The hue value (0-360)
     * @param saturation - The saturation value (0-1)
     * @param value - The value/brightness (0-1)
     * @public
     */
    setColor(hue: number, saturation: number, value: number): void;
    /**
     * @inheritdoc
     * @protected
     */
    protected firstUpdated(changedProperties: Map<keyof this, unknown>): void;
    /**
     * Handles pointer down events to start dragging.
     *
     * @private
     */
    private onPointerDown;
    /**
     * Handles pointer move events for dragging.
     *
     * @private
     */
    private onPointerMove;
    /**
     * Handles pointer up events to stop dragging.
     *
     * @private
     */
    private onPointerUp;
    /**
     * Handles keyboard navigation.
     *
     * @private
     */
    private onKeyDown;
    /**
     * Updates the saturation and value from pointer coordinates.
     *
     * @private
     */
    private updatePositionFromPointer;
    /**
     * Emits the change event with current values.
     *
     * @private
     */
    private emitChange;
}
/**
 * @public
 */
export declare namespace ColorEditorAreaElement {
    type Props = IColorEditorAreaElementProps;
}
/**
 * @public
 */
declare global {
    interface HTMLElementTagNameMap {
        'mosaik-color-editor-area': ColorEditorAreaElement;
    }
}
export {};
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