12 files changed, 55 insertions, 31 deletions
diff --git a/include/cru/win/graphics/direct/Base.hpp b/include/cru/win/graphics/direct/Base.hpp
new file mode 100644
index 00000000..b25a1c14
--- /dev/null
+++ b/include/cru/win/graphics/direct/Base.hpp
@@ -0,0 +1,12 @@
+#pragma once
+#include "../../WinPreConfig.hpp"
+
+#ifdef CRU_PLATFORM_WINDOWS
+#ifdef CRU_WIN_GRAPHICS_DIRECT_EXPORT_API
+#define CRU_WIN_GRAPHICS_DIRECT_API __declspec(dllexport)
+#else
+#define CRU_WIN_GRAPHICS_DIRECT_API __declspec(dllimport)
+#endif
+#else
+#define CRU_WIN_GRAPHICS_DIRECT_API
+#endif
diff --git a/include/cru/win/graphics/direct/Brush.hpp b/include/cru/win/graphics/direct/Brush.hpp
index 9d8e5384..22b0a8af 100644
--- a/include/cru/win/graphics/direct/Brush.hpp
+++ b/include/cru/win/graphics/direct/Brush.hpp
@@ -5,14 +5,15 @@
 #include "cru/platform/graphics/Brush.hpp"
 
 namespace cru::platform::graphics::win::direct {
-struct ID2DBrush : virtual IBrush {
+struct CRU_WIN_GRAPHICS_DIRECT_API ID2DBrush : virtual IBrush {
   virtual ID2D1Brush* GetD2DBrushInterface() const = 0;
 };
 
-class D2DSolidColorBrush : public DirectGraphicsResource,
-                           public virtual ISolidColorBrush,
-                           public virtual ID2DBrush,
-                           public virtual IComResource<ID2D1SolidColorBrush> {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DSolidColorBrush
+    : public DirectGraphicsResource,
+      public virtual ISolidColorBrush,
+      public virtual ID2DBrush,
+      public virtual IComResource<ID2D1SolidColorBrush> {
  public:
   explicit D2DSolidColorBrush(DirectGraphicsFactory* factory);
 
diff --git a/include/cru/win/graphics/direct/ComResource.hpp b/include/cru/win/graphics/direct/ComResource.hpp
index 34ea39ed..f8738f6e 100644
--- a/include/cru/win/graphics/direct/ComResource.hpp
+++ b/include/cru/win/graphics/direct/ComResource.hpp
@@ -1,11 +1,11 @@
 #pragma once
-#include "../../WinPreConfig.hpp"
+#include "Base.hpp"
 
 #include "cru/common/Base.hpp"
 
 namespace cru::platform::graphics::win::direct {
 template <typename TInterface>
-struct IComResource : virtual Interface {
+struct CRU_WIN_GRAPHICS_DIRECT_API IComResource : virtual Interface {
   virtual TInterface* GetComInterface() const = 0;
 };
 }  // namespace cru::platform::graphics::win::direct
diff --git a/include/cru/win/graphics/direct/ConvertUtil.hpp b/include/cru/win/graphics/direct/ConvertUtil.hpp
index 0d8da8a1..963b22f3 100644
--- a/include/cru/win/graphics/direct/ConvertUtil.hpp
+++ b/include/cru/win/graphics/direct/ConvertUtil.hpp
@@ -1,5 +1,5 @@
 #pragma once
-#include "../../WinPreConfig.hpp"
+#include "Base.hpp"
 
 #include "cru/platform/graphics/Base.hpp"
 
diff --git a/include/cru/win/graphics/direct/Factory.hpp b/include/cru/win/graphics/direct/Factory.hpp
index efcebba7..932d302b 100644
--- a/include/cru/win/graphics/direct/Factory.hpp
+++ b/include/cru/win/graphics/direct/Factory.hpp
@@ -4,8 +4,9 @@
 #include "cru/platform/graphics/Factory.hpp"
 
 namespace cru::platform::graphics::win::direct {
-class DirectGraphicsFactory : public DirectResource,
-                              public virtual IGraphicsFactory {
+class CRU_WIN_GRAPHICS_DIRECT_API DirectGraphicsFactory
+    : public DirectResource,
+      public virtual IGraphicsFactory {
  public:
   DirectGraphicsFactory();
 
diff --git a/include/cru/win/graphics/direct/Font.hpp b/include/cru/win/graphics/direct/Font.hpp
index 3cd94f82..3bf423a0 100644
--- a/include/cru/win/graphics/direct/Font.hpp
+++ b/include/cru/win/graphics/direct/Font.hpp
@@ -7,9 +7,10 @@
 #include <string_view>
 
 namespace cru::platform::graphics::win::direct {
-class DWriteFont : public DirectGraphicsResource,
-                   public virtual IFont,
-                   public virtual IComResource<IDWriteTextFormat> {
+class CRU_WIN_GRAPHICS_DIRECT_API DWriteFont
+    : public DirectGraphicsResource,
+      public virtual IFont,
+      public virtual IComResource<IDWriteTextFormat> {
  public:
   DWriteFont(DirectGraphicsFactory* factory, String font_family,
              float font_size);
diff --git a/include/cru/win/graphics/direct/Geometry.hpp b/include/cru/win/graphics/direct/Geometry.hpp
index b3b82f9c..3849045e 100644
--- a/include/cru/win/graphics/direct/Geometry.hpp
+++ b/include/cru/win/graphics/direct/Geometry.hpp
@@ -5,8 +5,9 @@
 #include "cru/platform/graphics/Geometry.hpp"
 
 namespace cru::platform::graphics::win::direct {
-class D2DGeometryBuilder : public DirectGraphicsResource,
-                           public virtual IGeometryBuilder {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DGeometryBuilder
+    : public DirectGraphicsResource,
+      public virtual IGeometryBuilder {
  public:
   explicit D2DGeometryBuilder(DirectGraphicsFactory* factory);
 
@@ -33,9 +34,10 @@ class D2DGeometryBuilder : public DirectGraphicsResource,
   Microsoft::WRL::ComPtr<ID2D1GeometrySink> geometry_sink_;
 };
 
-class D2DGeometry : public DirectGraphicsResource,
-                    public virtual IGeometry,
-                    public IComResource<ID2D1Geometry> {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DGeometry
+    : public DirectGraphicsResource,
+      public virtual IGeometry,
+      public IComResource<ID2D1Geometry> {
  public:
   D2DGeometry(DirectGraphicsFactory* factory,
               Microsoft::WRL::ComPtr<ID2D1PathGeometry> geometry);
diff --git a/include/cru/win/graphics/direct/Painter.hpp b/include/cru/win/graphics/direct/Painter.hpp
index d7b90d19..81d102f1 100644
--- a/include/cru/win/graphics/direct/Painter.hpp
+++ b/include/cru/win/graphics/direct/Painter.hpp
@@ -7,9 +7,10 @@
 #include <vector>
 
 namespace cru::platform::graphics::win::direct {
-class D2DPainter : public DirectResource,
-                   public virtual IPainter,
-                   public virtual IComResource<ID2D1RenderTarget> {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DPainter
+    : public DirectResource,
+      public virtual IPainter,
+      public virtual IComResource<ID2D1RenderTarget> {
  public:
   explicit D2DPainter(ID2D1RenderTarget* render_target);
 
diff --git a/include/cru/win/graphics/direct/Resource.hpp b/include/cru/win/graphics/direct/Resource.hpp
index c376628d..112af26f 100644
--- a/include/cru/win/graphics/direct/Resource.hpp
+++ b/include/cru/win/graphics/direct/Resource.hpp
@@ -1,5 +1,5 @@
 #pragma once
-#include "../../WinPreConfig.hpp"
+#include "Base.hpp"
 
 #include "cru/platform/graphics/Resource.hpp"
 
@@ -8,7 +8,9 @@
 namespace cru::platform::graphics::win::direct {
 class DirectGraphicsFactory;
 
-class DirectResource : public Object, public virtual IPlatformResource {
+class CRU_WIN_GRAPHICS_DIRECT_API DirectResource
+    : public Object,
+      public virtual IPlatformResource {
  public:
   static String kPlatformId;
 
@@ -25,8 +27,9 @@ class DirectResource : public Object, public virtual IPlatformResource {
   String GetPlatformId() const final { return kPlatformId; }
 };
 
-class DirectGraphicsResource : public DirectResource,
-                            public virtual IGraphicsResource {
+class CRU_WIN_GRAPHICS_DIRECT_API DirectGraphicsResource
+    : public DirectResource,
+      public virtual IGraphicsResource {
  protected:
   // Param factory can't be null.
   explicit DirectGraphicsResource(DirectGraphicsFactory* factory);
diff --git a/include/cru/win/graphics/direct/TextLayout.hpp b/include/cru/win/graphics/direct/TextLayout.hpp
index b1843dd7..41698862 100644
--- a/include/cru/win/graphics/direct/TextLayout.hpp
+++ b/include/cru/win/graphics/direct/TextLayout.hpp
@@ -10,9 +10,10 @@
 namespace cru::platform::graphics::win::direct {
 class DWriteFont;
 
-class DWriteTextLayout : public DirectGraphicsResource,
-                         public virtual ITextLayout,
-                         public virtual IComResource<IDWriteTextLayout> {
+class CRU_WIN_GRAPHICS_DIRECT_API DWriteTextLayout
+    : public DirectGraphicsResource,
+      public virtual ITextLayout,
+      public virtual IComResource<IDWriteTextLayout> {
  public:
   DWriteTextLayout(DirectGraphicsFactory* factory, std::shared_ptr<IFont> font,
                    String text);
diff --git a/include/cru/win/graphics/direct/WindowPainter.hpp b/include/cru/win/graphics/direct/WindowPainter.hpp
index b5faf7b5..a39bc2b7 100644
--- a/include/cru/win/graphics/direct/WindowPainter.hpp
+++ b/include/cru/win/graphics/direct/WindowPainter.hpp
@@ -3,7 +3,8 @@
 #include "WindowRenderTarget.hpp"
 
 namespace cru::platform::graphics::win::direct {
-class D2DWindowPainter : public graphics::win::direct::D2DPainter {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DWindowPainter
+    : public graphics::win::direct::D2DPainter {
  public:
   explicit D2DWindowPainter(D2DWindowRenderTarget* window);
 
diff --git a/include/cru/win/graphics/direct/WindowRenderTarget.hpp b/include/cru/win/graphics/direct/WindowRenderTarget.hpp
index c197841d..4774a1d3 100644
--- a/include/cru/win/graphics/direct/WindowRenderTarget.hpp
+++ b/include/cru/win/graphics/direct/WindowRenderTarget.hpp
@@ -3,9 +3,10 @@
 
 namespace cru::platform::graphics::win::direct {
 // Represents a window render target.
-class D2DWindowRenderTarget : public Object {
+class CRU_WIN_GRAPHICS_DIRECT_API D2DWindowRenderTarget : public Object {
  public:
-  D2DWindowRenderTarget(gsl::not_null<DirectGraphicsFactory*> factory, HWND hwnd);
+  D2DWindowRenderTarget(gsl::not_null<DirectGraphicsFactory*> factory,
+                        HWND hwnd);
 
   CRU_DELETE_COPY(D2DWindowRenderTarget)
   CRU_DELETE_MOVE(D2DWindowRenderTarget)