1 files changed, 21 insertions, 0 deletions
diff --git a/src/mbgl/sprite/sprite_loader_observer.hpp b/src/mbgl/sprite/sprite_loader_observer.hpp
new file mode 100644
index 0000000000..c730549c2c
--- /dev/null
+++ b/src/mbgl/sprite/sprite_loader_observer.hpp
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <exception>
+#include <memory>
+#include <vector>
+
+namespace mbgl {
+
+namespace style {
+class Image;
+} // namespace style
+
+class SpriteLoaderObserver {
+public:
+    virtual ~SpriteLoaderObserver() = default;
+
+    virtual void onSpriteLoaded(std::vector<std::unique_ptr<style::Image>>&&) {}
+    virtual void onSpriteError(std::exception_ptr) {}
+};
+
+} // namespace mbgl