import { CameraController } from './CameraController.js';
import { FlameNode, FrameData } from './FlameDataProcessor.js';
interface InteractionFrame {
    node: FlameNode;
    x1: number;
    x2: number;
    y1: number;
    y2: number;
}
/**
 * Handles mouse interactions, click detection, and drag operations
 */
export declare class InteractionHandler {
    #private;
    constructor(cameraController: CameraController);
    /**
     * Set the viewport dimensions
     */
    setViewport(width: number): void;
    /**
     * Set the frames for interaction
     */
    setFrames(frames: InteractionFrame[]): void;
    /**
     * Set the selected frame ID
     */
    setSelectedFrame(frameId: string | null, triggerZoom?: boolean): void;
    /**
     * Handle mouse down event
     */
    handleMouseDown(x: number, y: number): void;
    /**
     * Handle mouse move event
     */
    handleMouseMove(x: number, y: number): void;
    /**
     * Handle mouse up event
     */
    handleMouseUp(): void;
    /**
     * Handle scroll wheel event for vertical scrolling
     */
    handleScroll(deltaY: number): void;
    /**
     * Handle click event
     */
    handleClick(x: number, y: number): {
        frame: FrameData;
        stackTrace: FlameNode[];
        children: FlameNode[];
    } | null;
    /**
     * Check if currently dragging
     */
    isDragInProgress(): boolean;
    /**
     * Check if dragging has occurred since the last mouse down
     */
    hasDraggedDuringInteraction(): boolean;
    /**
     * Get the selected frame ID
     */
    getSelectedFrameId(): string | null;
}
export {};
//# sourceMappingURL=InteractionHandler.d.ts.map