1 files changed, 16 insertions, 4 deletions
diff --git a/include/cru/platform/graphics/web_canvas/WebCanvasPainter.h b/include/cru/platform/graphics/web_canvas/WebCanvasPainter.h
index f85f93b0..cd885aa4 100644
--- a/include/cru/platform/graphics/web_canvas/WebCanvasPainter.h
+++ b/include/cru/platform/graphics/web_canvas/WebCanvasPainter.h
@@ -3,10 +3,22 @@
 #include "WebCanvasResource.h"
 
 #include <emscripten/val.h>
+#include <optional>
 
 namespace cru::platform::graphics::web_canvas {
-class WebCanvasPainter: public WebCanvasResource, public virtual IPainter {
-  public:
-    WebCanvasPainter(WebCanvasGraphicsFactory* factory, emscripten::val context);
+class WebCanvasPainter : public WebCanvasResource, public virtual IPainter {
+ public:
+  WebCanvasPainter(WebCanvasGraphicsFactory* factory, emscripten::val context,
+                   std::optional<Matrix> init_transform = std::nullopt);
+
+  ~WebCanvasPainter() override;
+
+ public:
+  Matrix GetTransform() override;
+  void SetTransform(const Matrix& transform) override;
+
+ private:
+  Matrix current_transform_;
+  emscripten::val context_;
 };
-}
+}  // namespace cru::platform::graphics::web_canvas