rostests/apitests/gdi32/OffsetRgn.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * PURPOSE:         Test for FrameRgn
   5  * PROGRAMMERS:     Timo Kreuzer
   6  */
   7
   8 #include <apitest.h>
   9 #include <windows.h>
  10 #include <stdio.h>
  11 #include "init.h"
  12
  13 void Test_OffsetRgn()
  14 {
  15     HRGN hrgn1, hrgn2;
  16     HDC hdc;
  17
  18     hrgn1 = CreateRectRgn(0, 0, 0, 0);
  19     ok(hrgn1 != NULL, "CreateRectRgn failed\n");
  20     ok_int(OffsetRgn(hrgn1, INT_MIN + 10, 10), NULLREGION);
  21     ok_int(OffsetRgn(hrgn1, 0xF000000, 0xF000000), NULLREGION);
  22     DeleteObject(hrgn1);
  23
  24     hrgn1 = CreateRectRgn(0, 0, 100, 100);
  25     ok(hrgn1 != NULL, "CreateRectRgn failed\n");
  26     ok_int(OffsetRgn(hrgn1, 10, 10), SIMPLEREGION);
  27     ok_int(OffsetRgn(hrgn1, 0x8000000 - 110, 10), ERROR);
  28     ok_int(OffsetRgn(hrgn1, 0x8000000 - 111, 10), SIMPLEREGION);
  29     DeleteObject(hrgn1);
  30
  31     hrgn1 = CreateRectRgn(0, 0, 100, 100);
  32     ok(hrgn1 != NULL, "CreateRectRgn failed\n");
  33     ok_int(OffsetRgn(hrgn1, -10, 10), SIMPLEREGION);
  34     ok_int(OffsetRgn(hrgn1, -(0x8000000 - 9), 10), ERROR);
  35     ok_int(OffsetRgn(hrgn1, -(0x8000000 - 10), 10), SIMPLEREGION);
  36     DeleteObject(hrgn1);
  37
  38     hrgn1 = CreateRectRgn(0, 0, 10, 10);
  39     hrgn2 = CreateRectRgn(1000, 20, 1010, 30);
  40     ok_int(CombineRgn(hrgn1, hrgn1, hrgn2, RGN_OR), COMPLEXREGION);
  41     ok_int(OffsetRgn(hrgn1, 0x8000000 - 100, 10), ERROR);
  42     ok_int(CombineRgn(hrgn1, hrgn1, hrgn2, RGN_XOR), SIMPLEREGION);
  43     DeleteObject(hrgn2);
  44     hrgn2 = CreateRectRgn(0, 0, 10, 10);
  45     ok_int(CombineRgn(hrgn1, hrgn1, hrgn2, RGN_XOR), NULLREGION);
  46
  47     hrgn1 = CreateRectRgn(0, 0, 0, 0);
  48     hdc = CreateCompatibleDC(NULL);
  49     ok_int(GetClipRgn(hdc, hrgn1), 0);
  50     ok_int(OffsetRgn(hrgn1, 10, 10), NULLREGION);
  51
  52 }
  53
  54 START_TEST(OffsetRgn)
  55 {
  56     Test_OffsetRgn();
  57 }
  58