Merge platform/Resource.h to Base.h.

40 files changed, 104 insertions, 119 deletions

diff --git a/include/cru/platform/Base.h b/include/cru/platform/Base.h
index 4bcca380..9a8540f2 100644
--- a/include/cru/platform/Base.h
+++ b/include/cru/platform/Base.h
@@ -1,5 +1,9 @@
 #pragma once
 
+#include <cru/base/Base.h>
+
+#include <string>
+
 #ifdef CRU_IS_DLL
 #ifdef CRU_PLATFORM_EXPORT_API
 #define CRU_PLATFORM_API __declspec(dllexport)
@@ -9,3 +13,11 @@
 #else
 #define CRU_PLATFORM_API
 #endif
+
+
+namespace cru::platform {
+struct CRU_PLATFORM_API IPlatformResource : virtual Interface {
+  virtual std::string GetPlatformId() const = 0;
+  virtual std::string GetDebugString();
+};
+}  // namespace cru::platform
diff --git a/include/cru/platform/Check.h b/include/cru/platform/Check.h
index 6b002c0c..5b6cd2be 100644
--- a/include/cru/platform/Check.h
+++ b/include/cru/platform/Check.h
@@ -1,6 +1,6 @@
 #pragma once
+#include "Base.h"
 #include "Exception.h"
-#include "Resource.h"
 
 #include <memory>
 #include <type_traits>
diff --git a/include/cru/platform/Resource.h b/include/cru/platform/Resource.h
deleted file mode 100644
index d49e9bab..00000000
--- a/include/cru/platform/Resource.h
+++ /dev/null
@@ -1,13 +0,0 @@
-#pragma once
-#include "Base.h"
-
-#include <cru/base/Base.h>
-
-#include <string>
-
-namespace cru::platform {
-struct CRU_PLATFORM_API IPlatformResource : virtual Interface {
-  virtual std::string GetPlatformId() const = 0;
-  virtual std::string GetDebugString();
-};
-}  // namespace cru::platform
diff --git a/include/cru/platform/graphics/Base.h b/include/cru/platform/graphics/Base.h
index c3381394..7f12dbef 100644
--- a/include/cru/platform/graphics/Base.h
+++ b/include/cru/platform/graphics/Base.h
@@ -32,4 +32,8 @@ struct TextHitTestResult {
   bool trailing;
   bool inside_text;
 };
+
+struct CRU_PLATFORM_GRAPHICS_API IGraphicsResource : virtual IPlatformResource {
+  virtual IGraphicsFactory* GetGraphicsFactory() = 0;
+};
 }  // namespace cru::platform::graphics
diff --git a/include/cru/platform/graphics/Brush.h b/include/cru/platform/graphics/Brush.h
index 6f4a6902..177de768 100644
--- a/include/cru/platform/graphics/Brush.h
+++ b/include/cru/platform/graphics/Brush.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "Resource.h"
+#include "Base.h"
 
 namespace cru::platform::graphics {
 struct CRU_PLATFORM_GRAPHICS_API IBrush : virtual IGraphicsResource {};
diff --git a/include/cru/platform/graphics/Font.h b/include/cru/platform/graphics/Font.h
index de24222c..923d581c 100644
--- a/include/cru/platform/graphics/Font.h
+++ b/include/cru/platform/graphics/Font.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "Resource.h"
+#include "Base.h"
 
 #include <string>
 
diff --git a/include/cru/platform/graphics/Geometry.h b/include/cru/platform/graphics/Geometry.h
index 2b251495..ef661f2a 100644
--- a/include/cru/platform/graphics/Geometry.h
+++ b/include/cru/platform/graphics/Geometry.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "Resource.h"
+#include "Base.h"
 
 #include <memory>
 
diff --git a/include/cru/platform/graphics/Image.h b/include/cru/platform/graphics/Image.h
index 17d2170e..22c011ef 100644
--- a/include/cru/platform/graphics/Image.h
+++ b/include/cru/platform/graphics/Image.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "Resource.h"
+#include "Base.h"
 
 namespace cru::platform::graphics {
 struct CRU_PLATFORM_GRAPHICS_API IImage : public virtual IGraphicsResource {
diff --git a/include/cru/platform/graphics/ImageFactory.h b/include/cru/platform/graphics/ImageFactory.h
index e7e28143..cb6cf492 100644
--- a/include/cru/platform/graphics/ImageFactory.h
+++ b/include/cru/platform/graphics/ImageFactory.h
@@ -1,6 +1,7 @@
 #pragma once
-#include "Resource.h"
-#include "cru/base/io/Stream.h"
+#include "Base.h"
+
+#include <cru/base/io/Stream.h>
 
 namespace cru::platform::graphics {
 enum class ImageFormat { Jpeg, Png, Gif };
diff --git a/include/cru/platform/graphics/NullPainter.h b/include/cru/platform/graphics/NullPainter.h
index 42c2763e..29ed8a3e 100644
--- a/include/cru/platform/graphics/NullPainter.h
+++ b/include/cru/platform/graphics/NullPainter.h
@@ -1,6 +1,7 @@
 #pragma once
 #include "Painter.h"
-#include "cru/base/Base.h"
+
+#include <cru/base/Base.h>
 
 namespace cru::platform::graphics {
 class NullPainter : public Object, public virtual IPainter {
diff --git a/include/cru/platform/graphics/Painter.h b/include/cru/platform/graphics/Painter.h
index 4268133e..de44c7b4 100644
--- a/include/cru/platform/graphics/Painter.h
+++ b/include/cru/platform/graphics/Painter.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "Resource.h"
+#include "Base.h"
 
 namespace cru::platform::graphics {
 
diff --git a/include/cru/platform/graphics/Resource.h b/include/cru/platform/graphics/Resource.h
deleted file mode 100644
index f910ca8a..00000000
--- a/include/cru/platform/graphics/Resource.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#pragma once
-#include "Base.h"
-
-#include <cru/platform/Resource.h>
-
-namespace cru::platform::graphics {
-struct IGraphicsFactory;
-
-struct CRU_PLATFORM_GRAPHICS_API IGraphicsResource : virtual IPlatformResource {
-  virtual IGraphicsFactory* GetGraphicsFactory() = 0;
-};
-}  // namespace cru::platform::graphics
diff --git a/include/cru/platform/graphics/SvgGeometryBuilderMixin.h b/include/cru/platform/graphics/SvgGeometryBuilderMixin.h
index 586872b0..f88783c2 100644
--- a/include/cru/platform/graphics/SvgGeometryBuilderMixin.h
+++ b/include/cru/platform/graphics/SvgGeometryBuilderMixin.h
@@ -1,5 +1,4 @@
 #pragma once
-
 #include "Geometry.h"
 
 #include <format>
diff --git a/include/cru/platform/graphics/TextLayout.h b/include/cru/platform/graphics/TextLayout.h
index 4c5302eb..90d2d044 100644
--- a/include/cru/platform/graphics/TextLayout.h
+++ b/include/cru/platform/graphics/TextLayout.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "Resource.h"
+#include "Base.h"
 
 #include <string>
 #include <vector>
diff --git a/include/cru/platform/graphics/cairo/Base.h b/include/cru/platform/graphics/cairo/Base.h
index a776f90c..4338d7f7 100644
--- a/include/cru/platform/graphics/cairo/Base.h
+++ b/include/cru/platform/graphics/cairo/Base.h
@@ -1,5 +1,9 @@
 #pragma once
 
+#include <cru/platform/graphics/Base.h>
+
+#include <cairo/cairo.h>
+
 #ifdef CRU_PLATFORM_WINDOWS
 #ifdef CRU_PLATFORM_GRAPHICS_CAIRO_EXPORT_API
 #define CRU_PLATFORM_GRAPHICS_CAIRO_API __declspec(dllexport)
@@ -10,12 +14,29 @@
 #define CRU_PLATFORM_GRAPHICS_CAIRO_API
 #endif
 
-#include <cairo/cairo.h>
-
-#include "../Base.h"
-
 namespace cru::platform::graphics::cairo {
 cairo_matrix_t CRU_PLATFORM_GRAPHICS_CAIRO_API Convert(const Matrix& matrix);
 Matrix CRU_PLATFORM_GRAPHICS_CAIRO_API Convert(const cairo_matrix_t* matrix);
 Matrix CRU_PLATFORM_GRAPHICS_CAIRO_API Convert(const cairo_matrix_t& matrix);
+
+class CairoGraphicsFactory;
+
+class CRU_PLATFORM_GRAPHICS_CAIRO_API CairoResource
+    : public Object,
+      public virtual IGraphicsResource {
+ public:
+  explicit CairoResource(CairoGraphicsFactory* factory);
+
+  CRU_DELETE_COPY(CairoResource)
+  CRU_DELETE_MOVE(CairoResource)
+
+  ~CairoResource() override;
+
+  std::string GetPlatformId() const override;
+  IGraphicsFactory* GetGraphicsFactory() override;
+  CairoGraphicsFactory* GetCairoGraphicsFactory() const { return factory_; }
+
+ private:
+  CairoGraphicsFactory* factory_;
+};
 }  // namespace cru::platform::graphics::cairo
diff --git a/include/cru/platform/graphics/cairo/CairoBrush.h b/include/cru/platform/graphics/cairo/CairoBrush.h
index f2a15e06..0ba0723c 100644
--- a/include/cru/platform/graphics/cairo/CairoBrush.h
+++ b/include/cru/platform/graphics/cairo/CairoBrush.h
@@ -1,6 +1,7 @@
 #pragma once
-#include "CairoResource.h"
-#include "cru/platform/graphics/Brush.h"
+#include "Base.h"
+
+#include <cru/platform/graphics/Brush.h>
 
 #include <cairo/cairo.h>
 
diff --git a/include/cru/platform/graphics/cairo/CairoGeometry.h b/include/cru/platform/graphics/cairo/CairoGeometry.h
index b1c31a18..1d69ebf2 100644
--- a/include/cru/platform/graphics/cairo/CairoGeometry.h
+++ b/include/cru/platform/graphics/cairo/CairoGeometry.h
@@ -1,6 +1,7 @@
 #pragma once
-#include "CairoResource.h"
-#include "cru/platform/graphics/Geometry.h"
+#include "Base.h"
+
+#include <cru/platform/graphics/Geometry.h>
 
 #include <cairo/cairo.h>
 
diff --git a/include/cru/platform/graphics/cairo/CairoGraphicsFactory.h b/include/cru/platform/graphics/cairo/CairoGraphicsFactory.h
index 563c6b40..545992fb 100644
--- a/include/cru/platform/graphics/cairo/CairoGraphicsFactory.h
+++ b/include/cru/platform/graphics/cairo/CairoGraphicsFactory.h
@@ -1,7 +1,8 @@
 #pragma once
 
-#include "../Factory.h"
-#include "CairoResource.h"
+#include "Base.h"
+
+#include <cru/platform/graphics/Factory.h>
 
 #include <cairo/cairo.h>
 #include <pango/pango.h>
diff --git a/include/cru/platform/graphics/cairo/CairoImage.h b/include/cru/platform/graphics/cairo/CairoImage.h
index 61a2e65b..77209803 100644
--- a/include/cru/platform/graphics/cairo/CairoImage.h
+++ b/include/cru/platform/graphics/cairo/CairoImage.h
@@ -1,6 +1,7 @@
 #pragma once
-#include "../Image.h"
-#include "CairoResource.h"
+#include "Base.h"
+
+#include <cru/platform/graphics/Image.h>
 
 namespace cru::platform::graphics::cairo {
 class CRU_PLATFORM_GRAPHICS_CAIRO_API CairoImage : public CairoResource,
diff --git a/include/cru/platform/graphics/cairo/CairoImageFactory.h b/include/cru/platform/graphics/cairo/CairoImageFactory.h
index 6bc41309..c8f94a01 100644
--- a/include/cru/platform/graphics/cairo/CairoImageFactory.h
+++ b/include/cru/platform/graphics/cairo/CairoImageFactory.h
@@ -1,6 +1,7 @@
 #pragma once
-#include "../ImageFactory.h"
-#include "CairoResource.h"
+#include "Base.h"
+
+#include <cru/platform/graphics/ImageFactory.h>
 
 namespace cru::platform::graphics::cairo {
 class CairoImageFactory : public CairoResource, public virtual IImageFactory {
diff --git a/include/cru/platform/graphics/cairo/CairoPainter.h b/include/cru/platform/graphics/cairo/CairoPainter.h
index 1c071fb0..0833e42b 100644
--- a/include/cru/platform/graphics/cairo/CairoPainter.h
+++ b/include/cru/platform/graphics/cairo/CairoPainter.h
@@ -1,7 +1,8 @@
 #pragma once
+#include "Base.h"
+
 #include <cru/base/Base.h>
-#include "../Painter.h"
-#include "CairoResource.h"
+#include <cru/platform/graphics/Painter.h>
 
 #include <vector>
 
diff --git a/include/cru/platform/graphics/cairo/CairoResource.h b/include/cru/platform/graphics/cairo/CairoResource.h
deleted file mode 100644
index 14730e8a..00000000
--- a/include/cru/platform/graphics/cairo/CairoResource.h
+++ /dev/null
@@ -1,27 +0,0 @@
-#pragma once
-#include "Base.h"
-
-#include "../Resource.h"
-
-namespace cru::platform::graphics::cairo {
-class CairoGraphicsFactory;
-
-class CRU_PLATFORM_GRAPHICS_CAIRO_API CairoResource
-    : public Object,
-      public virtual IGraphicsResource {
- public:
-  explicit CairoResource(CairoGraphicsFactory* factory);
-
-  CRU_DELETE_COPY(CairoResource)
-  CRU_DELETE_MOVE(CairoResource)
-
-  ~CairoResource() override;
-
-  std::string GetPlatformId() const override;
-  IGraphicsFactory* GetGraphicsFactory() override;
-  CairoGraphicsFactory* GetCairoGraphicsFactory() const { return factory_; }
-
- private:
-  CairoGraphicsFactory* factory_;
-};
-}  // namespace cru::platform::graphics::cairo
diff --git a/include/cru/platform/graphics/cairo/PangoFont.h b/include/cru/platform/graphics/cairo/PangoFont.h
index e8dbf3ec..e06cbc71 100644
--- a/include/cru/platform/graphics/cairo/PangoFont.h
+++ b/include/cru/platform/graphics/cairo/PangoFont.h
@@ -1,7 +1,7 @@
 #pragma once
+#include "Base.h"
 
-#include "../Font.h"
-#include "CairoResource.h"
+#include <cru/platform/graphics/Font.h>
 
 #include <pango/pango.h>
 
diff --git a/include/cru/platform/graphics/cairo/PangoTextLayout.h b/include/cru/platform/graphics/cairo/PangoTextLayout.h
index 270022ee..0ef900d0 100644
--- a/include/cru/platform/graphics/cairo/PangoTextLayout.h
+++ b/include/cru/platform/graphics/cairo/PangoTextLayout.h
@@ -1,8 +1,9 @@
 #pragma once
-#include "../TextLayout.h"
-#include "CairoResource.h"
+#include "Base.h"
 #include "PangoFont.h"
 
+#include <cru/platform/graphics/TextLayout.h>
+
 #include <pango/pango.h>
 
 namespace cru::platform::graphics::cairo {
diff --git a/include/cru/platform/graphics/direct2d/Resource.h b/include/cru/platform/graphics/direct2d/Resource.h
index 63459294..ca67a463 100644
--- a/include/cru/platform/graphics/direct2d/Resource.h
+++ b/include/cru/platform/graphics/direct2d/Resource.h
@@ -1,7 +1,7 @@
 #pragma once
 #include "Base.h"
 
-#include "cru/platform/graphics/Resource.h"
+#include "cru/platform/graphics/Base.h"
 
 #include <string_view>
 
diff --git a/include/cru/platform/graphics/quartz/Resource.h b/include/cru/platform/graphics/quartz/Resource.h
index 23fe6fa9..f683e5ad 100644
--- a/include/cru/platform/graphics/quartz/Resource.h
+++ b/include/cru/platform/graphics/quartz/Resource.h
@@ -1,6 +1,5 @@
 #pragma once
 #include "cru/platform/graphics/Base.h"
-#include "cru/platform/graphics/Resource.h"
 #include "cru/platform/osx/Resource.h"
 
 namespace cru::platform::graphics::quartz {
diff --git a/include/cru/platform/graphics/web_canvas/WebCanvasResource.h b/include/cru/platform/graphics/web_canvas/WebCanvasResource.h
index 6c8087d0..e3866f38 100644
--- a/include/cru/platform/graphics/web_canvas/WebCanvasResource.h
+++ b/include/cru/platform/graphics/web_canvas/WebCanvasResource.h
@@ -1,14 +1,14 @@
 #pragma once
 
 #include "cru/base/Base.h"
-#include "cru/platform/Resource.h"
+#include "cru/platform/Base.h"
 
 namespace cru::platform::graphics::web_canvas {
 class WebCanvasGraphicsFactory;
 
 class WebCanvasResource : public Object, public virtual IPlatformResource {
  public:
-  static const String kPlatformId;
+  static const std::string kPlatformId;
 
   explicit WebCanvasResource(WebCanvasGraphicsFactory* factory);
 
@@ -18,7 +18,7 @@ class WebCanvasResource : public Object, public virtual IPlatformResource {
   ~WebCanvasResource() override;
 
  public:
-  String GetPlatformId() const override;
+  std::string GetPlatformId() const override;
 
   WebCanvasGraphicsFactory* GetFactory() const { return factory_; }
 
diff --git a/include/cru/platform/gui/Base.h b/include/cru/platform/gui/Base.h
index f8ffbc51..9e4fb3c8 100644
--- a/include/cru/platform/gui/Base.h
+++ b/include/cru/platform/gui/Base.h
@@ -1,6 +1,5 @@
 #pragma once
 #include <cru/platform/Base.h>      // IWYU pragma: export
-#include <cru/platform/Resource.h>  // IWYU pragma: export
 
 #ifdef CRU_IS_DLL
 #ifdef CRU_PLATFORM_GUI_EXPORT_API
diff --git a/include/cru/platform/gui/sdl/Base.h b/include/cru/platform/gui/sdl/Base.h
index 0de2fd1f..d4b61dbf 100644
--- a/include/cru/platform/gui/sdl/Base.h
+++ b/include/cru/platform/gui/sdl/Base.h
@@ -2,8 +2,7 @@
 #pragma once
 
 #include <cru/base/Exception.h>
-
-#include "../../Resource.h"
+#include <cru/platform/Base.h>
 
 namespace cru::platform::gui::sdl {
 class SdlResource : public Object, public virtual IPlatformResource {
@@ -21,4 +20,4 @@ class SdlException : public PlatformException {
  public:
   using PlatformException::PlatformException;
 };
-}  // namespace cru::platform::gui::xcb
+}  // namespace cru::platform::gui::sdl
diff --git a/include/cru/platform/gui/win/Resource.h b/include/cru/platform/gui/win/Resource.h
index 16cde194..2e2a225c 100644
--- a/include/cru/platform/gui/win/Resource.h
+++ b/include/cru/platform/gui/win/Resource.h
@@ -1,7 +1,7 @@
 #pragma once
 #include "Base.h"
 
-#include "cru/platform/Resource.h"
+#include <cru/platform/Base.h>
 
 namespace cru::platform::gui::win {
 class CRU_WIN_GUI_API WinNativeResource : public Object,
diff --git a/include/cru/platform/gui/xcb/Base.h b/include/cru/platform/gui/xcb/Base.h
index 71007f87..0d72fbaa 100644
--- a/include/cru/platform/gui/xcb/Base.h
+++ b/include/cru/platform/gui/xcb/Base.h
@@ -1,7 +1,7 @@
 #pragma once
 
 #include <cru/base/Exception.h>
-#include <cru/platform/Resource.h>
+#include <cru/platform/Base.h>
 #include <cru/platform/gui/Base.h>
 
 namespace cru::platform::gui::xcb {
diff --git a/include/cru/platform/osx/Resource.h b/include/cru/platform/osx/Resource.h
index 4a3b6b7d..59a545b2 100644
--- a/include/cru/platform/osx/Resource.h
+++ b/include/cru/platform/osx/Resource.h
@@ -1,5 +1,5 @@
 #pragma once
-#include "cru/platform/Resource.h"
+#include <cru/platform/Base.h>
 
 namespace cru::platform::osx {
 class OsxResource : public Object, public virtual IPlatformResource {
diff --git a/src/platform/Resource.cpp b/src/platform/Base.cpp
index b530bd0c..c660ad13 100644
--- a/src/platform/Resource.cpp
+++ b/src/platform/Base.cpp
@@ -1,4 +1,4 @@
-#include "cru/platform/Resource.h"
+#include "cru/platform/Base.h"
 
 namespace cru::platform {
 std::string IPlatformResource::GetDebugString() { return {}; }
diff --git a/src/platform/CMakeLists.txt b/src/platform/CMakeLists.txt
index a917f81f..4cb6b9e8 100644
--- a/src/platform/CMakeLists.txt
+++ b/src/platform/CMakeLists.txt
@@ -1,8 +1,8 @@
 add_library(CruPlatformBase
+	Base.cpp
 	Color.cpp
 	Exception.cpp
 	GraphicsBase.cpp
-	Resource.cpp
 )
 target_link_libraries(CruPlatformBase PUBLIC CruBase)
 target_compile_definitions(CruPlatformBase PRIVATE CRU_PLATFORM_EXPORT_API)
diff --git a/src/platform/graphics/cairo/Base.cpp b/src/platform/graphics/cairo/Base.cpp
index 3e24efc9..6019c9db 100644
--- a/src/platform/graphics/cairo/Base.cpp
+++ b/src/platform/graphics/cairo/Base.cpp
@@ -1,4 +1,6 @@
 #include "cru/platform/graphics/cairo/Base.h"
+#include "cru/platform/graphics/cairo/CairoGraphicsFactory.h"
+
 #include <cairo/cairo.h>
 
 namespace cru::platform::graphics::cairo {
@@ -15,4 +17,17 @@ Matrix Convert(const cairo_matrix_t* matrix) {
 }
 
 Matrix Convert(const cairo_matrix_t& matrix) { return Convert(&matrix); }
+
+static const std::string kCairoGraphicsPlatformId("cairo");
+
+CairoResource::CairoResource(CairoGraphicsFactory* factory)
+    : factory_(factory) {}
+
+CairoResource::~CairoResource() {}
+
+std::string CairoResource::GetPlatformId() const {
+  return kCairoGraphicsPlatformId;
+}
+
+IGraphicsFactory* CairoResource::GetGraphicsFactory() { return factory_; }
 }  // namespace cru::platform::graphics::cairo
diff --git a/src/platform/graphics/cairo/CMakeLists.txt b/src/platform/graphics/cairo/CMakeLists.txt
index 8dcba709..b00262a3 100644
--- a/src/platform/graphics/cairo/CMakeLists.txt
+++ b/src/platform/graphics/cairo/CMakeLists.txt
@@ -6,7 +6,6 @@ add_library(CruPlatformGraphicsCairo
 	CairoImage.cpp
 	CairoImageFactory.cpp
 	CairoPainter.cpp
-	CairoResource.cpp
 	PangoFont.cpp
 	PangoTextLayout.cpp
 )
diff --git a/src/platform/graphics/cairo/CairoGraphicsFactory.cpp b/src/platform/graphics/cairo/CairoGraphicsFactory.cpp
index 7414e14f..cc7c4dcf 100644
--- a/src/platform/graphics/cairo/CairoGraphicsFactory.cpp
+++ b/src/platform/graphics/cairo/CairoGraphicsFactory.cpp
@@ -1,8 +1,8 @@
 #include "cru/platform/graphics/cairo/CairoGraphicsFactory.h"
+#include "cru/platform/graphics/cairo/Base.h"
 #include "cru/platform/graphics/cairo/CairoBrush.h"
 #include "cru/platform/graphics/cairo/CairoGeometry.h"
 #include "cru/platform/graphics/cairo/CairoImageFactory.h"
-#include "cru/platform/graphics/cairo/CairoResource.h"
 #include "cru/platform/graphics/cairo/PangoFont.h"
 #include "cru/platform/graphics/cairo/PangoTextLayout.h"
 
diff --git a/src/platform/graphics/cairo/CairoImageFactory.cpp b/src/platform/graphics/cairo/CairoImageFactory.cpp
index 6225247a..070eb245 100644
--- a/src/platform/graphics/cairo/CairoImageFactory.cpp
+++ b/src/platform/graphics/cairo/CairoImageFactory.cpp
@@ -1,8 +1,8 @@
 #include "cru/platform/graphics/cairo/CairoImageFactory.h"
 #include "cru/base/Exception.h"
 #include "cru/platform/Check.h"
+#include "cru/platform/graphics/cairo/Base.h"
 #include "cru/platform/graphics/cairo/CairoImage.h"
-#include "cru/platform/graphics/cairo/CairoResource.h"
 
 #include <png.h>
 #include <memory>
diff --git a/src/platform/graphics/cairo/CairoPainter.cpp b/src/platform/graphics/cairo/CairoPainter.cpp
index d043e686..f2a2ce50 100644
--- a/src/platform/graphics/cairo/CairoPainter.cpp
+++ b/src/platform/graphics/cairo/CairoPainter.cpp
@@ -1,5 +1,4 @@
 #include "cru/platform/graphics/cairo/CairoPainter.h"
-#include "cru/base/Exception.h"
 #include "cru/base/log/Logger.h"
 #include "cru/platform/Check.h"
 #include "cru/platform/Exception.h"
@@ -7,7 +6,6 @@
 #include "cru/platform/graphics/cairo/CairoBrush.h"
 #include "cru/platform/graphics/cairo/CairoGeometry.h"
 #include "cru/platform/graphics/cairo/CairoImage.h"
-#include "cru/platform/graphics/cairo/CairoResource.h"
 #include "cru/platform/graphics/cairo/PangoTextLayout.h"
 
 #include <cairo.h>
diff --git a/src/platform/graphics/cairo/CairoResource.cpp b/src/platform/graphics/cairo/CairoResource.cpp
deleted file mode 100644
index f8ce9666..00000000
--- a/src/platform/graphics/cairo/CairoResource.cpp
+++ /dev/null
@@ -1,17 +0,0 @@
-#include "cru/platform/graphics/cairo/CairoResource.h"
-#include "cru/platform/graphics/cairo/CairoGraphicsFactory.h"
-
-namespace cru::platform::graphics::cairo {
-static const std::string kCairoGraphicsPlatformId("cairo");
-
-CairoResource::CairoResource(CairoGraphicsFactory* factory)
-    : factory_(factory) {}
-
-CairoResource::~CairoResource() {}
-
-std::string CairoResource::GetPlatformId() const {
-  return kCairoGraphicsPlatformId;
-}
-
-IGraphicsFactory* CairoResource::GetGraphicsFactory() { return factory_; }
-}  // namespace cru::platform::graphics::cairo