declare namespace Ext {
    export namespace sparkline {
        export interface DiscreteConfig {
            chartRangeClip?: boolean;
            chartRangeMax?: number;
            chartRangeMin?: number;
            disableTooltips?: boolean;
            highlightColor?: string;
            highlightLighten?: number;
            lineColor?: string;
            lineHeight?: number;
            thresholdColor?: string;
            thresholdValue?: number;
            tipTpl?: string | Ext.XTemplate;
            tooltipPrefix?: string;
            tooltipSkipNull?: boolean;
            tooltipSuffix?: string;
            values?: number[];
        }

        export class Discrete extends Ext.sparkline.BarBase  {
            public getChartRangeClip(): void;
            public getChartRangeMax(): void;
            public getChartRangeMin(): void;
            public getLineHeight(): void;
            public getThresholdColor(): void;
            public getThresholdValue(): void;
            public setChartRangeClip(): void;
            public setChartRangeMax(): void;
            public setChartRangeMin(): void;
            public setLineHeight(): void;
            public setThresholdColor(): void;
            public setThresholdValue(): void;
        }
    }
}