NtGdiCombineRgn.c File Reference

#include "../win32nt.h"

Include dependency graph for NtGdiCombineRgn.c:

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Functions
	START_TEST (NtGdiCombineRgn)

Function Documentation

START_TEST()

START_TEST

(

NtGdiCombineRgn

)

Definition at line 10 of file NtGdiCombineRgn.c.

{
    HRGN hRgnDest, hRgn1, hRgn2;
// test what params are accepted for what operations
// 0? invalid? are params maybe ignored in some cases?
// LastError
 
    /* Preparation */
    hRgnDest = CreateRectRgn(0,0,1,1);
    hRgn1 = CreateRectRgn(1,1,4,4);
    hRgn2 = CreateRectRgn(2,2,6,3);
 
    /* RGN_AND = 1, RGN_OR = 2, RGN_XOR = 3, RGN_DIFF = 4, RGN_COPY = 5 */
 
    ok_int(NtGdiCombineRgn(hRgnDest, hRgn1, hRgn2, 0), ERROR);
    ok_int(NtGdiCombineRgn(hRgnDest, hRgn1, hRgn2, 6), ERROR);
 
    SetLastError(ERROR_SUCCESS);
    ok_int(NtGdiCombineRgn(hRgnDest, 0, 0, RGN_AND), ERROR);
    ok_long(GetLastError(), ERROR_INVALID_HANDLE);
    SetLastError(ERROR_SUCCESS);
    ok_int(NtGdiCombineRgn(hRgnDest, hRgn1, 0, RGN_AND), ERROR);
    ok_long(GetLastError(), ERROR_INVALID_HANDLE);
    SetLastError(ERROR_SUCCESS);
    ok_int(NtGdiCombineRgn(hRgnDest, 0, hRgn1, RGN_AND), ERROR);
    ok_long(GetLastError(), ERROR_INVALID_HANDLE);
    SetLastError(ERROR_SUCCESS);
    ok_int(NtGdiCombineRgn(0, hRgn1, hRgn2, RGN_AND), ERROR);
    ok_long(GetLastError(), ERROR_INVALID_HANDLE);
 
    /* Create intersection */
    ok_int(NtGdiCombineRgn(hRgnDest, hRgn1, hRgn2, RGN_AND), SIMPLEREGION);
    SetRectRgn(hRgn1, 2, 2, 4, 3);
    ok_int(NtGdiCombineRgn(hRgnDest, hRgnDest, hRgn1, RGN_XOR), NULLREGION);
 
    /* Create intersection with itself */
    SetRectRgn(hRgnDest, 2, 2, 4, 3);
    ok_int(NtGdiCombineRgn(hRgnDest, hRgnDest, hRgnDest, RGN_AND), SIMPLEREGION);
    SetRectRgn(hRgn1, 2, 2, 4, 3);
    ok_int(NtGdiCombineRgn(hRgnDest, hRgnDest, hRgn1, RGN_XOR), NULLREGION);
 
    /* What if 2 regions are the same */
}