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gdi32/tests: Show that Get/SetDIBits ignore the layout mode.

This commit is contained in:
Huw Davies 2011-06-23 14:30:03 +01:00 committed by Alexandre Julliard
parent 7a0363cd94
commit e2f1bd4f8f
1 changed files with 70 additions and 0 deletions
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70
dlls/gdi32/tests/bitmap.c
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@ -33,6 +33,7 @@
#include "wine/test.h"
static BOOL (WINAPI *pGdiAlphaBlend)(HDC,int,int,int,int,HDC,int,int,int,int,BLENDFUNCTION);
static DWORD (WINAPI *pSetLayout)(HDC hdc, DWORD layout);
#define expect_eq(expr, value, type, format) { type ret = (expr); ok((value) == ret, #expr " expected " format " got " format "\n", value, ret); }
@ -3080,12 +3081,80 @@ static void test_GetDIBits_top_down(int bpp)
DeleteObject(bmptb);
}
static void test_GetSetDIBits_rtl(void)
{
HDC hdc, hdc_mem;
HBITMAP bitmap, orig_bitmap;
BITMAPINFO info;
int ret;
DWORD bits_1[8 * 8], bits_2[8 * 8];
if(!pSetLayout)
{
win_skip("Don't have SetLayout\n");
return;
}
hdc = GetDC( NULL );
hdc_mem = CreateCompatibleDC( hdc );
pSetLayout( hdc_mem, LAYOUT_LTR );
bitmap = CreateCompatibleBitmap( hdc, 8, 8 );
orig_bitmap = SelectObject( hdc_mem, bitmap );
SetPixel( hdc_mem, 0, 0, RGB(0xff, 0, 0) );
SelectObject( hdc_mem, orig_bitmap );
info.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
info.bmiHeader.biWidth = 8;
info.bmiHeader.biHeight = 8;
info.bmiHeader.biPlanes = 1;
info.bmiHeader.biBitCount = 32;
info.bmiHeader.biCompression = BI_RGB;
/* First show that GetDIBits ignores the layout mode. */
ret = GetDIBits( hdc_mem, bitmap, 0, 8, bits_1, &info, DIB_RGB_COLORS );
ok(ret == 8, "got %d\n", ret);
ok(bits_1[56] == 0xff0000, "got %08x\n", bits_1[56]); /* check we have a red pixel */
pSetLayout( hdc_mem, LAYOUT_RTL );
ret = GetDIBits( hdc_mem, bitmap, 0, 8, bits_2, &info, DIB_RGB_COLORS );
ok(ret == 8, "got %d\n", ret);
ok(!memcmp( bits_1, bits_2, sizeof(bits_1) ), "bits differ\n");
/* Now to show that SetDIBits also ignores the mode, we perform a SetDIBits
followed by a GetDIBits and show that the bits remain unchanged. */
pSetLayout( hdc_mem, LAYOUT_LTR );
ret = SetDIBits( hdc_mem, bitmap, 0, 8, bits_1, &info, DIB_RGB_COLORS );
ok(ret == 8, "got %d\n", ret);
ret = GetDIBits( hdc_mem, bitmap, 0, 8, bits_2, &info, DIB_RGB_COLORS );
ok(ret == 8, "got %d\n", ret);
ok(!memcmp( bits_1, bits_2, sizeof(bits_1) ), "bits differ\n");
pSetLayout( hdc_mem, LAYOUT_RTL );
ret = SetDIBits( hdc_mem, bitmap, 0, 8, bits_1, &info, DIB_RGB_COLORS );
ok(ret == 8, "got %d\n", ret);
ret = GetDIBits( hdc_mem, bitmap, 0, 8, bits_2, &info, DIB_RGB_COLORS );
ok(ret == 8, "got %d\n", ret);
ok(!memcmp( bits_1, bits_2, sizeof(bits_1) ), "bits differ\n");
DeleteObject( bitmap );
DeleteDC( hdc_mem );
ReleaseDC( NULL, hdc );
}
START_TEST(bitmap)
{
HMODULE hdll;
hdll = GetModuleHandle("gdi32.dll");
pGdiAlphaBlend = (void*)GetProcAddress(hdll, "GdiAlphaBlend");
pSetLayout = (void*)GetProcAddress(hdll, "SetLayout");
test_createdibitmap();
test_dibsections();
@ -3112,4 +3181,5 @@ START_TEST(bitmap)
test_GetDIBits_top_down(16);
test_GetDIBits_top_down(24);
test_GetDIBits_top_down(32);
test_GetSetDIBits_rtl();
}