[PATCH 5/5] gdiplus/metafile: Implement rendering origin recording.

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
 dlls/gdiplus/gdiplus_private.h |  1 +
 dlls/gdiplus/graphics.c        | 12 ++++++++++++
 dlls/gdiplus/metafile.c        | 31 +++++++++++++++++++++++++++++++
 dlls/gdiplus/tests/metafile.c  | 11 +++++++++++
 4 files changed, 55 insertions(+)

diff --git a/dlls/gdiplus/gdiplus_private.h b/dlls/gdiplus/gdiplus_private.h
index 5909174d2ba..2b0f920473d 100644
--- a/dlls/gdiplus/gdiplus_private.h
+++ b/dlls/gdiplus/gdiplus_private.h
@@ -120,6 +120,7 @@ extern GpStatus METAFILE_DrawArc(GpMetafile *metafile, GpPen *pen, const GpRectF
 extern GpStatus METAFILE_OffsetClip(GpMetafile *metafile, REAL dx, REAL dy) DECLSPEC_HIDDEN;
 extern GpStatus METAFILE_ResetClip(GpMetafile *metafile) DECLSPEC_HIDDEN;
 extern GpStatus METAFILE_SetClipPath(GpMetafile *metafile, GpPath *path, CombineMode mode) DECLSPEC_HIDDEN;
+extern GpStatus METAFILE_SetRenderingOrigin(GpMetafile *metafile, INT x, INT y) DECLSPEC_HIDDEN;
 
 extern void calc_curve_bezier(const GpPointF *pts, REAL tension, REAL *x1,
     REAL *y1, REAL *x2, REAL *y2) DECLSPEC_HIDDEN;
diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c
index 89fce949531..df4a89e8294 100644
--- a/dlls/gdiplus/graphics.c
+++ b/dlls/gdiplus/graphics.c
@@ -6250,11 +6250,23 @@ GpStatus WINGDIPAPI GdipSetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
 
 GpStatus WINGDIPAPI GdipSetRenderingOrigin(GpGraphics *graphics, INT x, INT y)
 {
+    GpStatus stat;
+
     TRACE("(%p,%i,%i)\n", graphics, x, y);
 
     if (!graphics)
         return InvalidParameter;
 
+    if (graphics->origin_x == x && graphics->origin_y == y)
+        return Ok;
+
+    if (is_metafile_graphics(graphics))
+    {
+         stat = METAFILE_SetRenderingOrigin((GpMetafile *)graphics->image, x, y);
+         if (stat != Ok)
+             return stat;
+    }
+
     graphics->origin_x = x;
     graphics->origin_y = y;
 
diff --git a/dlls/gdiplus/metafile.c b/dlls/gdiplus/metafile.c
index b29168c8f27..e0b30abcb7a 100644
--- a/dlls/gdiplus/metafile.c
+++ b/dlls/gdiplus/metafile.c
@@ -580,6 +580,13 @@ typedef struct EmfPlusOffsetClip
     float dy;
 } EmfPlusOffsetClip;
 
+typedef struct EmfPlusSetRenderingOrigin
+{
+    EmfPlusRecordHeader Header;
+    INT x;
+    INT y;
+} EmfPlusSetRenderingOrigin;
+
 static void metafile_free_object_table_entry(GpMetafile *metafile, BYTE id)
 {
     struct emfplus_object *object = &metafile->objtable[id];
@@ -5275,3 +5282,27 @@ GpStatus METAFILE_SetClipPath(GpMetafile *metafile, GpPath *path, CombineMode mo
 
     return Ok;
 }
+
+GpStatus METAFILE_SetRenderingOrigin(GpMetafile *metafile, INT x, INT y)
+{
+    EmfPlusSetRenderingOrigin *record;
+    GpStatus stat;
+
+    if (metafile->metafile_type == MetafileTypeEmf)
+    {
+        FIXME("stub!\n");
+        return NotImplemented;
+    }
+
+    stat = METAFILE_AllocateRecord(metafile, EmfPlusRecordTypeSetRenderingOrigin,
+        sizeof(*record), (void **)&record);
+    if (stat != Ok)
+        return stat;
+
+    record->x = x;
+    record->y = y;
+
+    METAFILE_WriteRecords(metafile);
+
+    return Ok;
+}
diff --git a/dlls/gdiplus/tests/metafile.c b/dlls/gdiplus/tests/metafile.c
index 569c975565f..3ad3db35273 100644
--- a/dlls/gdiplus/tests/metafile.c
+++ b/dlls/gdiplus/tests/metafile.c
@@ -2661,6 +2661,8 @@ static const emfplus_record properties_records[] = {
     { EmfPlusRecordTypeSetCompositingMode, CompositingModeSourceCopy },
     { EmfPlusRecordTypeSetCompositingQuality, CompositingQualityHighQuality },
     { EmfPlusRecordTypeSetInterpolationMode, InterpolationModeHighQualityBicubic },
+    { EmfPlusRecordTypeSetRenderingOrigin },
+    { EmfPlusRecordTypeSetRenderingOrigin },
     { EmfPlusRecordTypeEndOfFile },
     { EMR_EOF },
     { 0 }
@@ -2714,6 +2716,15 @@ static void test_properties(void)
     stat = GdipSetInterpolationMode(graphics, InterpolationModeHighQuality);
     expect(Ok, stat);
 
+    stat = GdipSetRenderingOrigin(graphics, 1, 2);
+    expect(Ok, stat);
+
+    stat = GdipSetRenderingOrigin(graphics, 1, 2);
+    expect(Ok, stat);
+
+    stat = GdipSetRenderingOrigin(graphics, 2, 1);
+    expect(Ok, stat);
+
     stat = GdipDeleteGraphics(graphics);
     expect(Ok, stat);
     sync_metafile(&metafile, "properties.emf");
-- 
2.30.2