1 files changed, 3 insertions, 4 deletions
diff --git a/include/cru/ui/render/render_object.hpp b/include/cru/ui/render/render_object.hpp
index befaa3ec..55b7f2da 100644
--- a/include/cru/ui/render/render_object.hpp
+++ b/include/cru/ui/render/render_object.hpp
@@ -1,7 +1,6 @@
 #pragma once
-#include "cru/common/base.hpp"
-
 #include "../base.hpp"
+
 #include "cru/common/event.hpp"
 
 #include <vector>
@@ -12,7 +11,7 @@ class Control;
 }
 
 namespace cru::platform::graph {
-class Painter;
+struct IPainter;
 }
 
 namespace cru::ui::render {
@@ -75,7 +74,7 @@ class RenderObject : public Object {
   void Measure(const Size& available_size);
   void Layout(const Rect& rect);
 
-  virtual void Draw(platform::graph::Painter* painter) = 0;
+  virtual void Draw(platform::graph::IPainter* painter) = 0;
 
   virtual RenderObject* HitTest(const Point& point) = 0;