+/*
+ * PROJECT: ReactOS api tests
+ * LICENSE: GPL - See COPYING in the top level directory
+ * PURPOSE: Test for OffsetClipRgn
+ * PROGRAMMERS: Timo Kreuzer
+ */
+
+#include <apitest.h>
+#include <wingdi.h>
+
+#define CLIPRGN 1
+
+void Test_OffsetClipRgn()
+{
+ HDC hdc;
+ HRGN hrgn, hrgn2;
+ //RECT rect;
+
+ hdc = CreateCompatibleDC(NULL);
+ ok(hdc != 0, "CreateCompatibleDC failed, skipping tests.\n");
+ if (!hdc) return;
+
+ hrgn2 = CreateRectRgn(0, 0, 0, 0);
+
+ /* Test NULL DC */
+ SetLastError(0x12345);
+ ok_int(OffsetClipRgn(NULL, 0, 0), ERROR);
+ ok_int(GetLastError(), ERROR_INVALID_HANDLE);
+
+ /* Test invalid DC */
+ SetLastError(0x12345);
+ ok_int(OffsetClipRgn((HDC)(ULONG_PTR)0x12345, 0, 0), ERROR);
+ ok_int(GetLastError(), 0x12345);
+ SetLastError(0x12345);
+
+ /* Test without a clip region set */
+ SetLastError(0x12345);
+ ok_int(SelectClipRgn(hdc, NULL), SIMPLEREGION);
+ ok_int(OffsetClipRgn(hdc, 0, 0), SIMPLEREGION);
+ ok_int(GetLastError(), 0x12345);
+ SetLastError(0x12345);
+
+ /* Set a clip region */
+ hrgn = CreateRectRgn(10, 10, 20, 30);
+ ok_int(SelectClipRgn(hdc, hrgn), NULLREGION);
+ DeleteObject(hrgn);
+ ok_int(OffsetClipRgn(hdc, 10, 10), SIMPLEREGION);
+ ok_int(GetRandomRgn(hdc, hrgn2, CLIPRGN), 1);
+ hrgn = CreateRectRgn(20, 20, 30, 40);
+ ok_int(EqualRgn(hrgn, hrgn2), TRUE);
+
+ /* Set different scaling */
+ SetMapMode(hdc, MM_ANISOTROPIC);
+ ok_int(SetViewportExtEx(hdc, 100, 100, NULL), 1);
+ ok_int(SetWindowExtEx(hdc, 200, 50, NULL), 1);
+ ok_int(OffsetClipRgn(hdc, 10, 10), SIMPLEREGION);
+ ok_int(GetRandomRgn(hdc, hrgn2, CLIPRGN), 1);
+ hrgn = CreateRectRgn(25, 40, 35, 60);
+ ok_int(EqualRgn(hrgn, hrgn2), TRUE);
+
+#if 0
+ /* Set different scaling */
+ SetMapMode(hdc, MM_ANISOTROPIC);
+ ok_int(SetViewportExtEx(hdc, 100, 100, NULL), 1);
+ ok_int(SetWindowExtEx(hdc, 80, 350, NULL), 1);
+ ok_int(OffsetClipRgn(hdc, 10, 10), SIMPLEREGION);
+ ok_int(GetRandomRgn(hdc, hrgn2, CLIPRGN), 1);
+ hrgn = CreateRectRgn(33, 23, 43, 43);
+ ok_int(EqualRgn(hrgn, hrgn2), TRUE);
+#endif
+
+ ok_int(GetLastError(), 0x12345);
+
+}
+
+START_TEST(OffsetClipRgn)
+{
+ Test_OffsetClipRgn();
+}