1 files changed, 3 insertions, 0 deletions
diff --git a/chart.go b/chart.go
index 1e2e046..3ac460b 100644
--- a/chart.go
+++ b/chart.go
@@ -494,6 +494,7 @@ func parseFormatChartSet(formatSet string) (*formatChart, error) {
 		Title: formatChartTitle{
 			Name: " ",
 		},
+		VaryColors:   true,
 		ShowBlanksAs: "gap",
 	}
 	err := json.Unmarshal([]byte(formatSet), &format)
@@ -711,6 +712,8 @@ func parseFormatChartSet(formatSet string) (*formatChart, error) {
 //
 // zero: Specifies that blank values shall be treated as zero.
 //
+// Specifies that each data marker in the series has a different color by vary_colors. The default value is true.
+//
 // Set chart offset, scale, aspect ratio setting and print settings by format, same as function AddPicture.
 //
 // Set the position of the chart plot area by plotarea. The properties that can be set are: