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Sparkline Line =
// Static line color - use %23 instead of # for Firefox compatibility
VAR LineColor = "%2301B8AA"
// "Date" field used in this example along the X axis
VAR XMinDate = MIN('Table'[Date])
VAR XMaxDate = MAX('Table'[Date])
// Obtain overall min and overall max measure values when evaluated for each date
VAR YMinValue = MINX(VALUES('Table'[Date]),CALCULATE([Measure Value]))
VAR YMaxValue = MAXX(VALUES('Table'[Date]),CALCULATE([Measure Value]))
// Build table of X & Y coordinates and fit to 100 x 100 viewbox
VAR SparklineTable = ADDCOLUMNS(
SUMMARIZE('Table','Table'[Date]),
"X",INT(100 * DIVIDE('Table'[Date] - XMinDate, XMaxDate - XMinDate)),
"Y",INT(100 * DIVIDE([Measure Value] - YMinValue,YMaxValue - YMinValue)))
// Concatenate X & Y coordinates to build the sparkline
VAR Lines = CONCATENATEX(SparklineTable,[X] & "," & 100-[Y]," ", [Date])
// Add to SVG, and verify Data Category is set to Image URL for this measure
VAR SVGImageURL = IF(HASONEVALUE('Table'[Category]),
"data:image/svg+xml;utf8," &
"<svg xmlns='http://www.w3.org/2000/svg' x='0px' y='0px' viewBox='0 0 100 100'>" &
"<polyline fill='none' stroke='" & LineColor &
"' stroke-width='3' points='" & Lines &
"'/></svg>",
BLANK())
RETURN SVGImageURL
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