1 files changed, 37 insertions, 0 deletions
diff --git a/widget/gtk/nsImageToPixbuf.h b/widget/gtk/nsImageToPixbuf.h
new file mode 100644
index 0000000000..500489d7eb
--- /dev/null
+++ b/widget/gtk/nsImageToPixbuf.h
@@ -0,0 +1,37 @@
+/* vim:set sw=2 sts=2 et cin: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef NSIMAGETOPIXBUF_H_
+#define NSIMAGETOPIXBUF_H_
+
+#include "mozilla/Attributes.h"
+#include "mozilla/Maybe.h"
+#include "mozilla/RefPtr.h"
+#include "nsSize.h"
+
+class imgIContainer;
+typedef struct _GdkPixbuf GdkPixbuf;
+
+namespace mozilla::gfx {
+class SourceSurface;
+}  // namespace mozilla::gfx
+
+class nsImageToPixbuf final {
+  using SourceSurface = mozilla::gfx::SourceSurface;
+
+ public:
+  // Friendlier version of ConvertImageToPixbuf for callers inside of
+  // widget
+  static already_AddRefed<GdkPixbuf> ImageToPixbuf(
+      imgIContainer* aImage,
+      const mozilla::Maybe<nsIntSize>& aOverrideSize = mozilla::Nothing());
+  static already_AddRefed<GdkPixbuf> SourceSurfaceToPixbuf(
+      SourceSurface* aSurface, int32_t aWidth, int32_t aHeight);
+
+ private:
+  ~nsImageToPixbuf() = default;
+};
+
+#endif