From 6aa2201797a9ed64ce0178215ae941d0c5f09579 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Fri, 30 Oct 2020 00:07:57 +0800
Subject: ...

---
 include/cru/win/graphics/direct/Painter.hpp | 60 +++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 include/cru/win/graphics/direct/Painter.hpp

(limited to 'include/cru/win/graphics/direct/Painter.hpp')

diff --git a/include/cru/win/graphics/direct/Painter.hpp b/include/cru/win/graphics/direct/Painter.hpp
new file mode 100644
index 00000000..93c768e7
--- /dev/null
+++ b/include/cru/win/graphics/direct/Painter.hpp
@@ -0,0 +1,60 @@
+#pragma once
+#include "ComResource.hpp"
+#include "Resource.hpp"
+
+#include "cru/platform/graphics/Painter.hpp"
+
+#include <vector>
+
+namespace cru::platform::graphics::win::direct {
+class D2DPainter : public DirectResource,
+                   public virtual IPainter,
+                   public virtual IComResource<ID2D1RenderTarget> {
+ public:
+  explicit D2DPainter(ID2D1RenderTarget* render_target);
+
+  CRU_DELETE_COPY(D2DPainter)
+  CRU_DELETE_MOVE(D2DPainter)
+
+  ~D2DPainter() override = default;
+
+ public:
+  ID2D1RenderTarget* GetComInterface() const override { return render_target_; }
+
+ public:
+  Matrix GetTransform() override;
+  void SetTransform(const platform::Matrix& matrix) override;
+
+  void Clear(const Color& color) override;
+
+  void StrokeRectangle(const Rect& rectangle, IBrush* brush,
+                       float width) override;
+  void FillRectangle(const Rect& rectangle, 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 PushLayer(const Rect& bounds) override;
+
+  void PopLayer() override;
+
+  void EndDraw() override final;
+
+ protected:
+  virtual void DoEndDraw() = 0;
+
+ private:
+  bool IsValid() { return is_drawing_; }
+  void CheckValidation();
+
+ private:
+  ID2D1RenderTarget* render_target_;
+
+  std::vector<Microsoft::WRL::ComPtr<ID2D1Layer>> layers_;
+
+  bool is_drawing_ = true;
+};
+}  // namespace cru::platform::graphics::win::direct
-- 
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