/**
 * @license
 * Copyright 2024 Nuraly, Laabidi Aymen
 * SPDX-License-Identifier: MIT
 */
import { ReactiveControllerHost } from 'lit';
import { BaseCanvasController } from './base.controller.js';
import { CanvasHost } from '../interfaces/index.js';
import { WorkflowNode, ResizeHandle, AggregatedPort } from '../workflow-canvas.types.js';
/**
 * Controller for frame node operations including:
 * - Resize functionality
 * - Containment detection
 * - Move with contents
 * - Collapse/expand
 * - Aggregated ports calculation
 */
export declare class FrameController extends BaseCanvasController {
    private resizeState;
    private readonly MIN_FRAME_WIDTH;
    private readonly MIN_FRAME_HEIGHT;
    constructor(host: CanvasHost & ReactiveControllerHost);
    /**
     * Start resizing a frame from a specific handle
     */
    startResize(event: MouseEvent, frame: WorkflowNode, handle: ResizeHandle): void;
    private handleResizeDragWithCoords;
    private handleResizeDrag;
    private readonly handleResizeTouchDrag;
    stopResize: () => void;
    private readonly stopResizeTouch;
    /**
     * Check if a node's center is within a frame's bounds
     */
    isNodeInFrame(node: WorkflowNode, frame: WorkflowNode): boolean;
    /**
     * Update frame's containedNodeIds based on current node positions
     */
    updateFrameContainment(frame: WorkflowNode): void;
    /**
     * Update all frames' containment after node move
     * @param triggerUpdate If true, triggers a workflow update after containment changes
     */
    updateAllFrameContainments(triggerUpdate?: boolean): void;
    /**
     * Get all nodes contained in a frame
     */
    getContainedNodes(frame: WorkflowNode): WorkflowNode[];
    /**
     * Move a frame and all its contained nodes by delta
     */
    moveFrameWithContents(frame: WorkflowNode, deltaX: number, deltaY: number): void;
    /**
     * Toggle frame collapsed state
     */
    toggleCollapsed(frame: WorkflowNode): void;
    /**
     * Set visibility of nodes contained in a frame
     */
    private setContainedNodesVisibility;
    /**
     * Calculate aggregated ports for a collapsed frame
     */
    getAggregatedPorts(frame: WorkflowNode): {
        inputs: AggregatedPort[];
        outputs: AggregatedPort[];
    };
    /**
     * Auto-resize frame to fit its contained nodes with padding
     */
    fitToContents(frame: WorkflowNode, padding?: number): void;
    /**
     * Create a new frame around currently selected nodes
     */
    createFrameFromSelection(): WorkflowNode | null;
    /**
     * Delete a frame
     * @param deleteContents If true, also delete contained nodes
     */
    deleteFrame(frame: WorkflowNode, deleteContents?: boolean): void;
    /**
     * Check if a frame is collapsed
     */
    isFrameCollapsed(frame: WorkflowNode): boolean;
    /**
     * Get node icons and colors for collapsed frame preview
     */
    getContainedNodePreviews(frame: WorkflowNode, maxCount?: number): Array<{
        icon: string;
        color: string;
        name: string;
    }>;
}
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