Android Custom Draw Line chart (emphasis on the y-axis formula)

    /* *     *  Draw Line Chart Formula Y coordinate:  y=height-((data-min)/(max-min)) *height; You can get data in the y-axis coordinate point     *  Height: Line chart  y-Axis coordinates     * Data  :   data source     *  Max:    data Source Maximum value     *  min:    data Source Minimum value     *        */* *        draw a  line chart: Data on the left side of the y-axis        *       *  1. According to requirements: Display several data    height/Display number (average assigned y axis)     *  2. Data on the left: top of the y-axis: Data source max value        bottom of y-axis: Min value of data source     intermediate data: averaging     *        */

Android Custom Draw Line chart (emphasis on the y-axis formula)