Change GetImageInfo to return pointer

2 files changed, 6 insertions, 11 deletions

diff --git a/fpdf.go b/fpdf.go
index 470a81b..d77fd4b 100644
--- a/fpdf.go
+++ b/fpdf.go
@@ -2359,15 +2359,10 @@ func (f *Fpdf) RegisterImage(fileStr, tp string) (info *ImageInfoType) {
 }
 
 // GetImageInfo returns information about the registered image specified by
-// imageStr. If the image has not been registered, an empty structure followed
-// by false is returned. The internal error is not modified by this method.
-func (f *Fpdf) GetImageInfo(imageStr string) (info ImageInfoType, ok bool) {
-	var infoPtr *ImageInfoType
-	infoPtr, ok = f.images[imageStr]
-	if ok {
-		info = *infoPtr
-	}
-	return
+// imageStr. If the image has not been registered, nil is returned. The
+// internal error is not modified by this method.
+func (f *Fpdf) GetImageInfo(imageStr string) (info *ImageInfoType) {
+	return f.images[imageStr]
 }
 
 // GetXY returns the abscissa and ordinate of the current position.
diff --git a/fpdf_test.go b/fpdf_test.go
index b556713..71aa0d2 100644
--- a/fpdf_test.go
+++ b/fpdf_test.go
@@ -1086,8 +1086,8 @@ func ExampleFpdf_RegisterImage() {
 	// Test the image information retrieval method
 	infoShow := func(imageStr string) {
 		imageStr = imageFile(imageStr)
-		info, ok := pdf.GetImageInfo(imageStr)
-		if ok {
+		info := pdf.GetImageInfo(imageStr)
+		if info != nil {
 			if info.Width() > 0.0 {
 				fmt.Printf("Image %s is registered\n", imageStr)
 			} else {