Added ZoomScale SheetViewOption

Accessible value between 10 - 400

Used as:
xlsx.SetSheetViewOptions(sheet, 0, excelize.ZoomScale(75))

1 files changed, 10 insertions, 0 deletions

diff --git a/sheetview.go b/sheetview.go
index f05e751..d638dc2 100644
--- a/sheetview.go
+++ b/sheetview.go
@@ -24,6 +24,8 @@ type (
 	ShowGridLines bool
 	// ShowRowColHeaders is a SheetViewOption.
 	ShowRowColHeaders bool
+	// ZoomScale is a SheetViewOption.
+	ZoomScale float64
 	/* TODO
 	// ShowWhiteSpace is a SheetViewOption.
 	ShowWhiteSpace bool
@@ -76,6 +78,14 @@ func (o *ShowRowColHeaders) getSheetViewOption(view *xlsxSheetView) {
 	*o = ShowRowColHeaders(defaultTrue(view.ShowRowColHeaders)) // Excel default: true
 }
 
+func (o ZoomScale) setSheetViewOption(view *xlsxSheetView) {
+	view.ZoomScale = float64(o)
+}
+
+func (o *ZoomScale) getSheetViewOption(view *xlsxSheetView) {
+	*o = ZoomScale(view.ZoomScale)
+}
+
 // getSheetView returns the SheetView object
 func (f *File) getSheetView(sheetName string, viewIndex int) (*xlsxSheetView, error) {
 	xlsx := f.workSheetReader(sheetName)