diff --git a/include/gdiplusflat.h b/include/gdiplusflat.h
index 95dafde..4e5e95f 100644
--- a/include/gdiplusflat.h
+++ b/include/gdiplusflat.h
@@ -57,6 +57,8 @@
 GpStatus WINGDIPAPI GdipDeletePath(GpPath*);
 GpStatus WINGDIPAPI GdipGetPathPoints(GpPath*,GpPointF*,INT);
 GpStatus WINGDIPAPI GdipGetPathTypes(GpPath*,BYTE*,INT);
+GpStatus WINGDIPAPI GdipGetPathWorldBounds(GpPath*,GpRectF*,GDIPCONST GpMatrix*,
+    GDIPCONST GpPen*);
 GpStatus WINGDIPAPI GdipGetPointCount(GpPath*,INT*);
 GpStatus WINGDIPAPI GdipStartPathFigure(GpPath*);
 GpStatus WINGDIPAPI GdipTransformPath(GpPath*,GpMatrix*);
diff --git a/include/gdiplusgpstubs.h b/include/gdiplusgpstubs.h
index 39bca1f..5c02268 100644
--- a/include/gdiplusgpstubs.h
+++ b/include/gdiplusgpstubs.h
@@ -46,5 +46,6 @@
 typedef FillMode GpFillMode;
 typedef PathData GpPathData;
 typedef LineCap GpLineCap;
+typedef RectF GpRectF;
 
 #endif
diff --git a/include/gdiplustypes.h b/include/gdiplustypes.h
index 5810412..9404376 100644
--- a/include/gdiplustypes.h
+++ b/include/gdiplustypes.h
@@ -122,6 +122,16 @@
     BYTE* Types;
 };
 
+/* FIXME: missing the methods. */
+class RectF
+{
+public:
+    REAL X;
+    REAL Y;
+    REAL Width;
+    REAL Height;
+};
+
 #else /* end of c++ typedefs */
 
 typedef struct PointF
@@ -137,6 +147,14 @@
     BYTE* Types;
 } PathData;
 
+typedef struct RectF
+{
+    REAL X;
+    REAL Y;
+    REAL Width;
+    REAL Height;
+} RectF;
+
 typedef enum Status Status;
 
 #endif /* end of c typedefs */