import { OpacityChange, PixelMapInput } from '../../models/pixelmap';
import { MatSliderDragEvent } from '@angular/material/slider';
import * as i0 from "@angular/core";
export declare class PixelMapOpacityMenuComponent {
    pixelMapInput: import("@angular/core").InputSignal<PixelMapInput>;
    channelOpacityChanged: import("@angular/core").OutputEmitterRef<OpacityChange>;
    readonly DEFAULT_OPACITY = 0.5;
    onLayerChannelOpacityChanged(channel: number, event: MatSliderDragEvent): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<PixelMapOpacityMenuComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<PixelMapOpacityMenuComponent, "svm-pixel-map-opacity-menu", never, { "pixelMapInput": { "alias": "pixelMapInput"; "required": true; "isSignal": true; }; }, { "channelOpacityChanged": "channelOpacityChanged"; }, never, never, false, never>;
}