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1 files changed, 80 insertions, 0 deletions

diff --git a/include/cru/platform/graphics/direct2d/Painter.h b/include/cru/platform/graphics/direct2d/Painter.h
new file mode 100644
index 00000000..f85d840a
--- /dev/null
+++ b/include/cru/platform/graphics/direct2d/Painter.h
@@ -0,0 +1,80 @@
+#pragma once
+#include "ComResource.h"
+#include "Resource.h"
+
+#include "cru/common/Base.h"
+#include "cru/platform/graphics/Painter.h"
+
+#include <vector>
+
+namespace cru::platform::graphics::direct2d {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DDeviceContextPainter
+    : public DirectResource,
+      public virtual IPainter,
+      public virtual IComResource<ID2D1DeviceContext1> {
+  CRU_DEFINE_CLASS_LOG_TAG(u"D2DDeviceContextPainter")
+ public:
+  explicit D2DDeviceContextPainter(ID2D1DeviceContext1* device_context,
+                                   bool release = false);
+
+  CRU_DELETE_COPY(D2DDeviceContextPainter)
+  CRU_DELETE_MOVE(D2DDeviceContextPainter)
+
+  ~D2DDeviceContextPainter() override;
+
+ public:
+  ID2D1DeviceContext1* GetComInterface() const override {
+    return device_context_;
+  }
+
+ public:
+  Matrix GetTransform() override;
+  void SetTransform(const platform::Matrix& matrix) override;
+  void ConcatTransform(const Matrix& matrix) override;
+
+  void Clear(const Color& color) override;
+
+  void DrawLine(const Point& start, const Point& end, IBrush* brush,
+                float width) override;
+  void StrokeRectangle(const Rect& rectangle, IBrush* brush,
+                       float width) override;
+  void FillRectangle(const Rect& rectangle, IBrush* brush) override;
+  void StrokeEllipse(const Rect& outline_rect, IBrush* brush,
+                     float width) override;
+  void FillEllipse(const Rect& outline_rect, IBrush* brush) override;
+
+  void StrokeGeometry(IGeometry* geometry, IBrush* brush, float width) override;
+  void FillGeometry(IGeometry* geometry, IBrush* brush) override;
+
+  void DrawText(const Point& offset, ITextLayout* text_layout,
+                IBrush* brush) override;
+
+  void DrawImage(const Point& offset, IImage* image) override;
+
+  void PushLayer(const Rect& bounds) override;
+  void PopLayer() override;
+
+  void PushState() override;
+  void PopState() override;
+
+  void EndDraw() override final;
+
+ protected:
+  virtual void DoEndDraw() {}
+
+ private:
+  bool IsValid() { return is_drawing_; }
+  void CheckValidation();
+
+ private:
+  ID2D1DeviceContext1* device_context_;
+
+  std::vector<Microsoft::WRL::ComPtr<ID2D1Layer>> layers_;
+  std::vector<Microsoft::WRL::ComPtr<ID2D1DrawingStateBlock>>
+      drawing_state_stack_;
+
+  bool is_drawing_ = true;
+
+  bool release_;
+};
+}  // namespace cru::platform::graphics::direct2d