gdiplus: Add DrawPath stub for metafiles.

Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Vincent Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dlls/gdiplus/gdiplus_private.h

@@ -111,6 +111,7 @@ extern GpStatus METAFILE_DrawImagePointsRect(GpMetafile* metafile, GpImage *imag
      REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
      DrawImageAbort callback, VOID *callbackData) DECLSPEC_HIDDEN;
 extern GpStatus METAFILE_AddSimpleProperty(GpMetafile *metafile, SHORT prop, SHORT val) DECLSPEC_HIDDEN;
+extern GpStatus METAFILE_DrawPath(GpMetafile *metafile, GpPen *pen, GpPath *path) DECLSPEC_HIDDEN;
 
 extern void calc_curve_bezier(const GpPointF *pts, REAL tension, REAL *x1,
     REAL *y1, REAL *x2, REAL *y2) DECLSPEC_HIDDEN;

dlls/gdiplus/graphics.c

@@ -3819,7 +3819,9 @@ GpStatus WINGDIPAPI GdipDrawPath(GpGraphics *graphics, GpPen *pen, GpPath *path)
     if (path->pathdata.Count == 0)
         return Ok;
 
-    if (!graphics->hdc || !brush_can_fill_path(pen->brush, FALSE))
+    if (graphics->image && graphics->image->type == ImageTypeMetafile)
+        retval = METAFILE_DrawPath((GpMetafile*)graphics->image, pen, path);
+    else if (!graphics->hdc || !brush_can_fill_path(pen->brush, FALSE))
         retval = SOFTWARE_GdipDrawPath(graphics, pen, path);
     else
         retval = GDI32_GdipDrawPath(graphics, pen, path);

dlls/gdiplus/metafile.c

@@ -2569,3 +2569,9 @@ GpStatus METAFILE_AddSimpleProperty(GpMetafile *metafile, SHORT prop, SHORT val)
     METAFILE_WriteRecords(metafile);
     return Ok;
 }
+
+GpStatus METAFILE_DrawPath(GpMetafile *metafile, GpPen *pen, GpPath *path)
+{
+    FIXME("stub\n");
+    return NotImplemented;
+}

dlls/gdiplus/tests/metafile.c

@@ -939,7 +939,7 @@ static void test_emfonly(void)
     stat = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
     expect(Ok, stat);
     stat = GdipDrawLineI(graphics, pen, 0, 0, 10, 10);
-    expect(Ok, stat);
+    todo_wine expect(Ok, stat);
     GdipDeletePen(pen);
 
     stat = GdipDeleteGraphics(graphics);
@@ -2483,6 +2483,72 @@ static void test_properties(void)
     expect(Ok, stat);
 }
 
+static const emfplus_record draw_path_records[] = {
+    {0, EMR_HEADER},
+    {0, EmfPlusRecordTypeHeader},
+    {1, EmfPlusRecordTypeObject},
+    {1, EmfPlusRecordTypeObject},
+    {1, EmfPlusRecordTypeDrawPath},
+    {1, EMR_SAVEDC},
+    {1, EMR_SETICMMODE},
+    {1, EMR_BITBLT},
+    {1, EMR_RESTOREDC},
+    {0, EmfPlusRecordTypeEndOfFile},
+    {0, EMR_EOF},
+    {0}
+};
+
+static void test_drawpath(void)
+{
+    static const WCHAR description[] = {'w','i','n','e','t','e','s','t',0};
+    static const GpRectF frame = {0.0, 0.0, 100.0, 100.0};
+
+    GpMetafile *metafile;
+    GpGraphics *graphics;
+    HENHMETAFILE hemf;
+    GpStatus stat;
+    GpPath *path;
+    GpPen *pen;
+    HDC hdc;
+
+    hdc = CreateCompatibleDC(0);
+    stat = GdipRecordMetafile(hdc, EmfTypeEmfPlusOnly, &frame, MetafileFrameUnitPixel, description, &metafile);
+    expect(Ok, stat);
+    DeleteDC(hdc);
+
+    stat = GdipGetImageGraphicsContext((GpImage*)metafile, &graphics);
+    expect(Ok, stat);
+
+    stat = GdipCreatePath(FillModeAlternate, &path);
+    expect(Ok, stat);
+    stat = GdipAddPathLine(path, 5, 5, 30, 30);
+    expect(Ok, stat);
+
+    stat = GdipCreatePen1((ARGB)0xffff00ff, 10.0f, UnitPixel, &pen);
+    expect(Ok, stat);
+
+    stat = GdipDrawPath(graphics, pen, path);
+    todo_wine expect(Ok, stat);
+
+    stat = GdipDeletePen(pen);
+    expect(Ok, stat);
+    stat = GdipDeletePath(path);
+    expect(Ok, stat);
+
+    stat = GdipDeleteGraphics(graphics);
+    expect(Ok, stat);
+    sync_metafile(&metafile, "draw_path.emf");
+
+    stat = GdipGetHemfFromMetafile(metafile, &hemf);
+    expect(Ok, stat);
+
+    check_emfplus(hemf, draw_path_records, "draw path");
+    DeleteEnhMetaFile(hemf);
+
+    stat = GdipDisposeImage((GpImage*)metafile);
+    expect(Ok, stat);
+}
+
 START_TEST(metafile)
 {
     struct GdiplusStartupInput gdiplusStartupInput;
@@ -2522,6 +2588,7 @@ START_TEST(metafile)
     test_gditransform();
     test_drawimage();
     test_properties();
+    test_drawpath();
 
     GdiplusShutdown(gdiplusToken);
 }