import { IWallet } from '@interchainjs/types';
import { CosmosSignArgs } from './types';
import { BaseCosmosSigner } from './base-signer';
import { CosmosSignerConfig, CosmosSignedTransaction, OfflineSigner } from './types';
import { ISigningClient } from '../types/signing-client';
/**
 * Direct (protobuf) signer for Cosmos transactions
 * Uses SIGN_MODE_DIRECT for protobuf-based signing
 */
export declare class DirectSigner extends BaseCosmosSigner implements ISigningClient {
    constructor(authOrSigner: OfflineSigner | IWallet, config: CosmosSignerConfig);
    /**
     * Sign transaction using direct (protobuf) workflow
     */
    sign(args: CosmosSignArgs): Promise<CosmosSignedTransaction>;
}