Barcode: fix ImageView(nullptr,... deprecation warnings

axxel · axxel · commit 1ea75e71aba1 · 2025-05-13T18:55:01.000+02:00
This was discussed in #949.
diff --git a/core/src/Barcode.cpp b/core/src/Barcode.cpp
@@ -155,7 +155,8 @@ void Result::symbol(BitMatrix&& bits)
 
 ImageView Result::symbol() const
 {
-	return _symbol ? ImageView{_symbol->row(0).begin(), _symbol->width(), _symbol->height(), ImageFormat::Lum} : ImageView{};
+	return _symbol && !_symbol->empty() ? ImageView{_symbol->row(0).begin(), _symbol->width(), _symbol->height(), ImageFormat::Lum}
+										: ImageView{};
 }
 
 void Result::zint(unique_zint_symbol&& z)

Original file line number	Diff line number	Diff line change
`@@ -155,7 +155,8 @@ void Result::symbol(BitMatrix&& bits)`
`155`	`155`
`156`	`156`	`ImageView Result::symbol() const`
`157`	`157`	`{`
`158`		`- return _symbol ? ImageView{_symbol->row(0).begin(), _symbol->width(), _symbol->height(), ImageFormat::Lum} : ImageView{};`
	`158`	`+ return _symbol && !_symbol->empty() ? ImageView{_symbol->row(0).begin(), _symbol->width(), _symbol->height(), ImageFormat::Lum}`
	`159`	`+ : ImageView{};`
`159`	`160`	`}`
`160`	`161`
`161`	`162`	`void Result::zint(unique_zint_symbol&& z)`