This closes #1290 and closes #1328

- Add new smooth field in chart format parameter, support specify if smooth line chart
- Fix decimal number format round issue with build-in number format

1 files changed, 1 insertions, 1 deletions

diff --git a/styles.go b/styles.go
index 8eb0587..2986f16 100644
--- a/styles.go
+++ b/styles.go
@@ -852,7 +852,7 @@ func formatToInt(v, format string, date1904 bool) string {
 	if err != nil {
 		return v
 	}
-	return fmt.Sprintf("%d", int64(f))
+	return fmt.Sprintf("%d", int64(math.Round(f)))
 }
 
 // formatToFloat provides a function to convert original string to float