gdiplus: Implement GdipGetEmHeight.

dlls/gdiplus/font.c

@@ -554,9 +554,12 @@ GpStatus WINGDIPAPI GdipGetEmHeight(GDIPCONST GpFontFamily *family, INT style, U
 {
     if (!(family && EmHeight)) return InvalidParameter;
 
-    FIXME("Stub!\n");
+    TRACE("%p (%s), %d, %p, stub!\n", family,
+            debugstr_w(family->FamilyName), style, EmHeight);
 
-    return NotImplemented;
+    *EmHeight = family->tmw.ntmSizeEM;
+
+    return Ok;
 }
 
 

dlls/gdiplus/tests/font.c

@@ -204,11 +204,11 @@ todo_wine
     stat = GdipGetLineSpacing(FontFamily, FontStyleRegular, &result);
     expect(Ok, stat);
     ok (result == 2355, "Expected 2355, got %d\n", result);
+}
     result = 0;
     stat = GdipGetEmHeight(FontFamily, FontStyleRegular, &result);
     expect(Ok, stat);
     ok(result == 2048, "Expected 2048, got %d\n", result);
-}
     result = 0;
     stat = GdipGetCellAscent(FontFamily, FontStyleRegular, &result);
     expect(Ok, stat);
@@ -225,11 +225,11 @@ todo_wine
     stat = GdipGetLineSpacing(FontFamily, FontStyleRegular, &result);
     expect(Ok, stat);
     ok(result == 2355, "Expected 2355, got %d\n", result);
+}
     result = 0;
     stat = GdipGetEmHeight(FontFamily, FontStyleRegular, &result);
     expect(Ok, stat);
     ok(result == 2048, "Expected 2048, got %d\n", result);
-}
     result = 0;
     stat = GdipGetCellAscent(FontFamily, FontStyleRegular, &result);
     expect(Ok, stat);