gdiplus: Implemeted GdipDrawClosedCurve2 and GdipDrawClosedCurve2I.

dlls/gdiplus/gdiplus.spec

@@ -159,8 +159,8 @@
 @ stdcall GdipDrawBeziers(ptr ptr ptr long)
 @ stdcall GdipDrawBeziersI(ptr ptr ptr long)
 @ stub GdipDrawCachedBitmap
-@ stub GdipDrawClosedCurve2
-@ stub GdipDrawClosedCurve2I
+@ stdcall GdipDrawClosedCurve2(ptr ptr ptr long long)
+@ stdcall GdipDrawClosedCurve2I(ptr ptr ptr long long)
 @ stub GdipDrawClosedCurve
 @ stub GdipDrawClosedCurveI
 @ stdcall GdipDrawCurve2(ptr ptr ptr long long)

dlls/gdiplus/graphics.c

@@ -1045,6 +1045,57 @@ GpStatus WINGDIPAPI GdipDrawBeziersI(GpGraphics *graphics, GpPen *pen,
     return ret;
 }
 
+GpStatus WINGDIPAPI GdipDrawClosedCurve2(GpGraphics *graphics, GpPen *pen,
+    GDIPCONST GpPointF *points, INT count, REAL tension)
+{
+    GpPointF *ptf;
+    GpStatus stat;
+
+    if(!graphics || !pen || !points || count <= 0)
+        return InvalidParameter;
+
+    /* make a full points copy.. */
+    ptf = GdipAlloc(sizeof(GpPointF)*(count+1));
+    if(!ptf)
+        return OutOfMemory;
+    memcpy(ptf, points, sizeof(GpPointF)*count);
+
+    /* ..and add a first point as a last one */
+    ptf[count] = ptf[0];
+
+    stat = GdipDrawCurve2(graphics, pen, ptf, count + 1, tension);
+
+    GdipFree(ptf);
+
+    return stat;
+}
+
+GpStatus WINGDIPAPI GdipDrawClosedCurve2I(GpGraphics *graphics, GpPen *pen,
+    GDIPCONST GpPoint *points, INT count, REAL tension)
+{
+    GpPointF *ptf;
+    GpStatus stat;
+    INT i;
+
+    if(!points || count <= 0)
+        return InvalidParameter;
+
+    ptf = GdipAlloc(sizeof(GpPointF)*count);
+    if(!ptf)
+        return OutOfMemory;
+
+    for(i = 0; i < count; i++){
+        ptf[i].X = (REAL)points[i].X;
+        ptf[i].Y = (REAL)points[i].Y;
+    }
+
+    stat = GdipDrawClosedCurve2(graphics, pen, ptf, count, tension);
+
+    GdipFree(ptf);
+
+    return stat;
+}
+
 GpStatus WINGDIPAPI GdipDrawCurve(GpGraphics *graphics, GpPen *pen,
     GDIPCONST GpPointF *points, INT count)
 {

include/gdiplusflat.h

@@ -85,6 +85,8 @@ GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics*,GpPen*,REAL,REAL,REAL,REAL,REAL,R
 GpStatus WINGDIPAPI GdipDrawBezierI(GpGraphics*,GpPen*,INT,INT,INT,INT,INT,INT,INT,INT);
 GpStatus WINGDIPAPI GdipDrawBeziers(GpGraphics*,GpPen*,GDIPCONST GpPointF*,INT);
 GpStatus WINGDIPAPI GdipDrawBeziersI(GpGraphics*,GpPen*,GDIPCONST GpPoint*,INT);
+GpStatus WINGDIPAPI GdipDrawClosedCurve2(GpGraphics*,GpPen*,GDIPCONST GpPointF*,INT,REAL);
+GpStatus WINGDIPAPI GdipDrawClosedCurve2I(GpGraphics*,GpPen*,GDIPCONST GpPoint*,INT,REAL);
 GpStatus WINGDIPAPI GdipDrawCurve(GpGraphics*,GpPen*,GDIPCONST GpPointF*,INT);
 GpStatus WINGDIPAPI GdipDrawCurveI(GpGraphics*,GpPen*,GDIPCONST GpPoint*,INT);
 GpStatus WINGDIPAPI GdipDrawCurve2(GpGraphics*,GpPen*,GDIPCONST GpPointF*,INT,REAL);