import type { Dimension, KeyIndex } from '../../id.js';
import type { FillImageOptions, FillPanelDimensionsOptions, FillPanelOptions } from '../../types.js';
import type { PreparedBuffer } from '../../preparedBuffer.js';
export interface GridSpan {
    minRow: number;
    maxRow: number;
    minCol: number;
    maxCol: number;
}
export interface ButtonsLcdDisplayService {
    calculateFillPanelDimensions(options: FillPanelDimensionsOptions | undefined): Dimension | null;
    clearPanel(): Promise<void>;
    clearKey(keyIndex: KeyIndex): Promise<void>;
    fillKeyColor(keyIndex: KeyIndex, r: number, g: number, b: number): Promise<void>;
    fillKeyBuffer(keyIndex: KeyIndex, imageBuffer: Uint8Array, options?: FillImageOptions): Promise<void>;
    prepareFillKeyBuffer(keyIndex: KeyIndex, imageBuffer: Uint8Array | Uint8ClampedArray, options: FillImageOptions | undefined, jsonSafe: boolean | undefined): Promise<PreparedBuffer>;
    fillPanelBuffer(imageBuffer: Uint8Array, options: FillPanelOptions | undefined): Promise<void>;
    prepareFillPanelBuffer(imageBuffer: Uint8Array | Uint8ClampedArray, options: FillPanelOptions | undefined, jsonSafe: boolean | undefined): Promise<PreparedBuffer>;
}
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