/**
 * CameraPreviewOverlay - Full-size Preview for Bound Camera
 *
 * Displays the bound virtual camera's preview in the center of the canvas,
 * maximized with configurable margin from edges while preserving aspect ratio.
 * Uses Drei Hud for 3D rendering with drei's Text labels.
 *
 * Only renders when a camera is bound via useVirtualCameraStore.setBoundCameraKey().
 */
export interface CameraPreviewOverlayProps {
    /**
     * Margin from canvas edge as percentage (0-0.5)
     * @dial layout
     * @dial-dtype number
     * @dial-min 0
     * @dial-max 0.5
     * @dial-step 0.01
     */
    margin?: number;
    /**
     * Show label in bottom-left corner of preview
     * @dial display
     * @dial-dtype boolean
     */
    showLabel?: boolean;
    /**
     * Show corner brackets at the four corners of the preview
     * @dial display
     * @dial-dtype boolean
     */
    showCornerBrackets?: boolean;
    /**
     * Show center focus frame with crosshair
     * @dial display
     * @dial-dtype boolean
     */
    showCenterFocus?: boolean;
    /**
     * Color for corner brackets
     * @dial display
     * @dial-dtype color
     */
    cornerBracketColor?: string;
    /**
     * Color for center focus frame
     * @dial display
     * @dial-dtype color
     */
    centerFocusColor?: string;
}
/**
 * Renders the bound camera's preview centered and maximized in the canvas.
 * Maintains aspect ratio while respecting margins.
 */
export declare function CameraPreviewOverlay({ margin, showLabel, showCornerBrackets, showCenterFocus, cornerBracketColor, centerFocusColor, }: CameraPreviewOverlayProps): import("react/jsx-runtime").JSX.Element;