1 files changed, 13 insertions, 6 deletions
diff --git a/platform/default/mbgl/gl/headless_backend.hpp b/platform/default/mbgl/gl/headless_backend.hpp
index 128b579bd2..66f861e213 100644
--- a/platform/default/mbgl/gl/headless_backend.hpp
+++ b/platform/default/mbgl/gl/headless_backend.hpp
@@ -1,6 +1,6 @@
 #pragma once
 
-#include <mbgl/map/backend.hpp>
+#include <mbgl/renderer/renderer_backend.hpp>
 
 #include <memory>
 #include <functional>
@@ -9,18 +9,20 @@ namespace mbgl {
 
 class HeadlessDisplay;
 
-class HeadlessBackend : public Backend {
+class HeadlessBackend : public RendererBackend {
 public:
-    HeadlessBackend();
-    HeadlessBackend(std::shared_ptr<HeadlessDisplay>);
+    HeadlessBackend(Size = { 256, 256 });
     ~HeadlessBackend() override;
 
+    void bind() override;
+    Size getFramebufferSize() const override;
     void updateAssumedState() override;
 
-    void invalidate() override;
+    void setSize(Size);
+    PremultipliedImage readStillImage();
 
     struct Impl {
-        virtual ~Impl() {}
+        virtual ~Impl() = default;
         virtual void activateContext() = 0;
         virtual void deactivateContext() {}
     };
@@ -40,7 +42,12 @@ private:
     std::shared_ptr<HeadlessDisplay> display;
     std::unique_ptr<Impl> impl;
 
+    Size size;
+    float pixelRatio;
     bool active = false;
+
+    class View;
+    std::unique_ptr<View> view;
 };
 
 } // namespace mbgl