| /* |
| * Unit test suite for palettes |
| * |
| * Copyright 2005 Glenn Wurster |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include <stdarg.h> |
| #include <assert.h> |
| |
| #include "windef.h" |
| #include "winbase.h" |
| #include "wingdi.h" |
| #include "winuser.h" |
| #include "mmsystem.h" |
| |
| #include "wine/test.h" |
| |
| static const PALETTEENTRY logpalettedata[8] = { |
| { 0x10, 0x20, 0x30, PC_NOCOLLAPSE }, |
| { 0x20, 0x30, 0x40, PC_NOCOLLAPSE }, |
| { 0x30, 0x40, 0x50, PC_NOCOLLAPSE }, |
| { 0x40, 0x50, 0x60, PC_NOCOLLAPSE }, |
| { 0x50, 0x60, 0x70, PC_NOCOLLAPSE }, |
| { 0x60, 0x70, 0x80, PC_NOCOLLAPSE }, |
| { 0x70, 0x80, 0x90, PC_NOCOLLAPSE }, |
| { 0x80, 0x90, 0xA0, PC_NOCOLLAPSE }, |
| }; |
| |
| static void test_DIB_PAL_COLORS(void) { |
| HDC hdc = GetDC( NULL ); |
| HDC memhdc = CreateCompatibleDC( hdc ); |
| HBITMAP hbmp, hbmpOld; |
| char bmpbuf[sizeof(BITMAPINFO) + 10 * sizeof(WORD)]; |
| PBITMAPINFO bmp = (PBITMAPINFO)bmpbuf; |
| WORD * bmpPalPtr; |
| char logpalettebuf[sizeof(LOGPALETTE) + sizeof(logpalettedata)]; |
| PLOGPALETTE logpalette = (PLOGPALETTE)logpalettebuf; |
| HPALETTE hpal, hpalOld; |
| COLORREF setColor, chkColor, getColor; |
| int i; |
| |
| /* Initalize the logical palette with a few colours */ |
| logpalette->palVersion = 0x300; |
| logpalette->palNumEntries = 8; |
| memcpy( logpalette->palPalEntry, logpalettedata, sizeof(logpalettedata) ); |
| hpal = CreatePalette( logpalette ); |
| hpalOld = SelectPalette( memhdc, hpal, FALSE ); |
| ok( hpalOld != NULL, "error=%d\n", GetLastError() ); |
| |
| /* Create a DIB BMP which references colours in the logical palette */ |
| memset( bmp, 0x00, sizeof(BITMAPINFO) ); |
| bmp->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); |
| bmp->bmiHeader.biWidth = 1; |
| bmp->bmiHeader.biHeight = 1; |
| bmp->bmiHeader.biPlanes = 1; |
| bmp->bmiHeader.biBitCount = 8; |
| bmp->bmiHeader.biCompression = BI_RGB; |
| bmp->bmiHeader.biClrUsed = 10; |
| bmp->bmiHeader.biClrImportant = 0; |
| bmpPalPtr = (WORD *)&bmp->bmiColors; |
| for( i = 0; i < 8; i++ ) { |
| *bmpPalPtr++ = i; |
| } |
| *bmpPalPtr++ = 8; /* Pointer to logical palette index just outside range */ |
| *bmpPalPtr++ = 19; /* Pointer to bad logical palette index */ |
| |
| hbmp = CreateDIBSection( memhdc, bmp, DIB_PAL_COLORS, 0, 0, 0 ); |
| ok( hbmp != NULL, "error=%d\n", GetLastError() ); |
| hbmpOld = SelectObject( memhdc, hbmp ); |
| ok( hbmpOld != NULL, "error=%d\n", GetLastError() ); |
| |
| /* Test with a RGB to DIB_PAL_COLORS */ |
| setColor = RGB( logpalettedata[1].peRed, logpalettedata[1].peGreen, logpalettedata[1].peBlue ); |
| SetPixel( memhdc, 0, 0, setColor ); |
| chkColor = RGB( logpalettedata[1].peRed, logpalettedata[1].peGreen, logpalettedata[1].peBlue ); |
| getColor = GetPixel( memhdc, 0, 0 ); |
| ok( getColor == chkColor, "getColor=%08X\n", (UINT)getColor ); |
| |
| /* Test with a valid DIBINDEX to DIB_PAL_COLORS */ |
| setColor = DIBINDEX( 2 ); |
| SetPixel( memhdc, 0, 0, setColor ); |
| chkColor = RGB( logpalettedata[2].peRed, logpalettedata[2].peGreen, logpalettedata[2].peBlue ); |
| getColor = GetPixel( memhdc, 0, 0 ); |
| ok( getColor == chkColor, "getColor=%08X\n", (UINT)getColor ); |
| |
| /* Test with a invalid DIBINDEX to DIB_PAL_COLORS */ |
| setColor = DIBINDEX( 12 ); |
| SetPixel( memhdc, 0, 0, setColor ); |
| chkColor = RGB( 0, 0, 0 ); |
| getColor = GetPixel( memhdc, 0, 0 ); |
| ok( getColor == chkColor, "getColor=%08X\n", (UINT)getColor ); |
| |
| /* Test for double wraparound on logical palette references from */ |
| /* DIBINDEX by DIB_PAL_COLORS. */ |
| setColor = DIBINDEX( 9 ); |
| SetPixel( memhdc, 0, 0, setColor ); |
| chkColor = RGB( logpalettedata[3].peRed, logpalettedata[3].peGreen, logpalettedata[3].peBlue ); |
| getColor = GetPixel( memhdc, 0, 0 ); |
| ok( getColor == chkColor, "getColor=%08X\n", (UINT)getColor ); |
| |
| SelectPalette( memhdc, hpalOld, FALSE ); |
| DeleteObject( hpal ); |
| SelectObject( memhdc, hbmpOld ); |
| DeleteObject( hbmp ); |
| DeleteDC( memhdc ); |
| ReleaseDC( NULL, hdc ); |
| } |
| |
| START_TEST(palette) |
| { |
| test_DIB_PAL_COLORS(); |
| } |