import * as i0 from "@angular/core";
export interface ChartPaletteDefinition {
    id: string;
    name: string;
    colors: string[];
    heatmapRamp?: string[];
}
export declare const CHART_PALETTES: ChartPaletteDefinition[];
export declare class ChartPalettePickerComponent {
    readonly activePaletteId: import("@angular/core").InputSignal<string>;
    readonly visible: import("@angular/core").InputSignal<boolean>;
    readonly visibleChange: import("@angular/core").OutputEmitterRef<boolean>;
    readonly paletteChange: import("@angular/core").OutputEmitterRef<ChartPaletteDefinition>;
    protected readonly palettes: ChartPaletteDefinition[];
    protected readonly selectedId: import("@angular/core").WritableSignal<string>;
    constructor();
    ngOnChanges(): void;
    protected onSelect(id: string): void;
    protected onApply(): void;
    protected onCancel(): void;
    protected onVisibleChange(visible: boolean): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ChartPalettePickerComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ChartPalettePickerComponent, "ui-chart-palette-picker", never, { "activePaletteId": { "alias": "activePaletteId"; "required": false; "isSignal": true; }; "visible": { "alias": "visible"; "required": false; "isSignal": true; }; }, { "visibleChange": "visibleChange"; "paletteChange": "paletteChange"; }, never, never, true, never>;
}