Power BI 卡片图添加折线首尾标记

折线首尾标记=
VAR XMinDate =
    MIN ( '日期表'[Date] )
VAR XMaxDate =
    MAX ( '日期表'[Date] )
VAR MaxWidth = 300
VAR MaxHeight = 80
VAR Space_X = MaxWidth * 0.1
VAR Space_Y = MaxHeight * 0.1
VAR Mark_r = MaxWidth / 60
VAR Line_stroke = MaxWidth / 100
VAR YMinValue =
    MINX ( ALLSELECTED ( '日期表'[Date] ), [指标] )
VAR YMaxValue =
    MAXX ( ALLSELECTED ( '日期表'[Date] ), [指标] )
VAR SVG_Table =
    ADDCOLUMNS (
        '日期表',
        "X",
            MaxWidth
                * DIVIDE ( [Date] - XMinDate, XMaxDate - XMinDate ),
        "Y",
            MaxHeight
                * DIVIDE ( [指标] - YMinValue, YMaxValue - YMinValue ),
        "MarkColor",
            IF (
                [Date] = XMinDate,
                "Tomato",
                IF ( [Date] = XMaxDate, "DarkCyan", BLANK () )
            )
    )
VAR Lines =
    CONCATENATEX ( SVG_Table, [X] & "," & MaxHeight - [Y], " ", [Date] )
VAR Marks =
    CONCATENATEX (
        FILTER ( SVG_Table, [MarkColor] <> BLANK () ),
        "<circle cx='" & [X] & "' cy='" & MaxHeight - [Y] & "' r='" & Mark_r & "' fill='" & [MarkColor] & "'/>"
    )
VAR SVG = "data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' x='0' y='0' width='" & MaxWidth & "' height='" & MaxHeight & "'  viewBox='" & - Space_X & " " & - Space_Y & " " & MaxWidth + Space_X * 2 & " " & MaxHeight + Space_Y * 2 & "'><!--微信公众号、知乎:wujunmin--><polyline fill='none' stroke='LightGrey' stroke-width='" & Line_stroke & "' points='" & Lines & "'/>" & Marks & "</svg>"
RETURN
    SVG