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wine/dlls/gdi32/tests/palette.c
Zebediah Figura 7527ab493e gdi32/tests: Test writing to the default palette. 
Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2018-06-22 12:45:00 +02:00

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/*
* 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 "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;
/* Initialize 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 an 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 );
}
static void test_palette_entries(void)
{
char logpalettebuf[sizeof(LOGPALETTE) + sizeof(logpalettedata)];
PLOGPALETTE logpalette = (PLOGPALETTE)logpalettebuf;
HPALETTE hpal;
UINT res=0;
PALETTEENTRY palEntry = { 0x1, 0x2, 0x3, 0xff };
PALETTEENTRY getEntryResult;
/* Initialize the logical palette with a few colours */
logpalette->palVersion = 0x300;
logpalette->palNumEntries = 8;
memcpy( logpalette->palPalEntry, logpalettedata, sizeof(logpalettedata) );
hpal = CreatePalette( logpalette );
/* Set a new entry with peFlags to 0xff */
SetPaletteEntries(hpal, 0, 1, &palEntry);
/* Retrieve the entry to see if GDI32 performs any filtering on peFlags */
res = GetPaletteEntries(hpal, 0, 1, &getEntryResult);
ok(res == 1, "GetPaletteEntries should have returned 1 but returned %d\n", res);
ok( palEntry.peFlags == getEntryResult.peFlags, "palEntry.peFlags (%#x) != getEntryResult.peFlags (%#x)\n", palEntry.peFlags, getEntryResult.peFlags );
/* Try setting the system palette */
hpal = GetStockObject(DEFAULT_PALETTE);
res = SetPaletteEntries(hpal, 0, 1, &palEntry);
ok(!res, "SetPaletteEntries() should have failed\n");
res = GetPaletteEntries(hpal, 0, 1, &getEntryResult);
ok(res == 1, "GetPaletteEntries should have returned 1 but returned %d\n", res);
ok(memcmp(&palEntry, &getEntryResult, sizeof(PALETTEENTRY)), "entries should not match\n");
}
static void test_halftone_palette(void)
{
HDC hdc;
HPALETTE pal;
PALETTEENTRY entries[256];
PALETTEENTRY defpal[20];
int i, count;
hdc = GetDC(0);
count = GetPaletteEntries( GetStockObject(DEFAULT_PALETTE), 0, 20, defpal );
ok( count == 20, "wrong size %u\n", count );
pal = CreateHalftonePalette( hdc );
count = GetPaletteEntries( pal, 0, 256, entries );
ok( count == 256 || broken(count <= 20), /* nt 4 */
"wrong size %u\n", count );
/* first and last 8 match the default palette */
if (count >= 20)
{
for (i = 0; i < 8; i++)
{
ok( entries[i].peRed == defpal[i].peRed &&
entries[i].peGreen == defpal[i].peGreen &&
entries[i].peBlue == defpal[i].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[i].peRed, defpal[i].peGreen, defpal[i].peBlue );
}
for (i = count - 8; i < count; i++)
{
int idx = i - count + 20;
ok( entries[i].peRed == defpal[idx].peRed &&
entries[i].peGreen == defpal[idx].peGreen &&
entries[i].peBlue == defpal[idx].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[idx].peRed, defpal[idx].peGreen, defpal[idx].peBlue );
}
}
DeleteObject( pal );
ReleaseDC( 0, hdc );
}
static void check_system_palette_entries(HDC hdc)
{
PALETTEENTRY entries[256];
PALETTEENTRY defpal[20];
int i, count;
memset( defpal, 0xaa, sizeof(defpal) );
count = GetPaletteEntries( GetStockObject(DEFAULT_PALETTE), 0, 20, defpal );
ok( count == 20, "wrong size %u\n", count );
memset( entries, 0x55, sizeof(entries) );
count = GetSystemPaletteEntries( hdc, 0, 256, entries );
ok( count == 0, "wrong size %u\n", count);
for (i = 0; i < 10; i++)
{
ok( entries[i].peRed == defpal[i].peRed &&
entries[i].peGreen == defpal[i].peGreen &&
entries[i].peBlue == defpal[i].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[i].peRed, defpal[i].peGreen, defpal[i].peBlue );
}
for (i = 10; i < 246; ++i)
{
ok( !entries[i].peRed &&
!entries[i].peGreen &&
!entries[i].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of 0,0,0\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags);
}
for (i = 246; i < 256; i++)
{
int idx = i - 246 + 10;
ok( entries[i].peRed == defpal[idx].peRed &&
entries[i].peGreen == defpal[idx].peGreen &&
entries[i].peBlue == defpal[idx].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[idx].peRed, defpal[idx].peGreen, defpal[idx].peBlue );
}
memset( entries, 0x55, sizeof(entries) );
count = GetSystemPaletteEntries( hdc, 0, 10, entries );
ok( count == 0, "wrong size %u\n", count);
for (i = 0; i < 10; i++)
{
ok( entries[i].peRed == defpal[i].peRed &&
entries[i].peGreen == defpal[i].peGreen &&
entries[i].peBlue == defpal[i].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[i].peRed, defpal[i].peGreen, defpal[i].peBlue );
}
memset( entries, 0x55, sizeof(entries) );
count = GetSystemPaletteEntries( hdc, 10, 246, entries );
ok( count == 0, "wrong size %u\n", count);
for (i = 0; i < 236; ++i)
{
ok( !entries[i].peRed &&
!entries[i].peGreen &&
!entries[i].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of 0,0,0\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags);
}
for (i = 236; i < 246; i++)
{
int idx = i - 236 + 10;
ok( entries[i].peRed == defpal[idx].peRed &&
entries[i].peGreen == defpal[idx].peGreen &&
entries[i].peBlue == defpal[idx].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[idx].peRed, defpal[idx].peGreen, defpal[idx].peBlue );
}
memset( entries, 0x55, sizeof(entries) );
count = GetSystemPaletteEntries( hdc, 246, 10, entries );
ok( count == 0, "wrong size %u\n", count);
for (i = 0; i < 10; i++)
{
int idx = i + 10;
ok( entries[i].peRed == defpal[idx].peRed &&
entries[i].peGreen == defpal[idx].peGreen &&
entries[i].peBlue == defpal[idx].peBlue &&
!entries[i].peFlags,
"%u: wrong color %02x,%02x,%02x,%02x instead of %02x,%02x,%02x\n", i,
entries[i].peRed, entries[i].peGreen, entries[i].peBlue, entries[i].peFlags,
defpal[idx].peRed, defpal[idx].peGreen, defpal[idx].peBlue );
}
}
static void test_system_palette_entries(void)
{
HDC hdc;
HDC metafile_dc;
HMETAFILE metafile;
hdc = GetDC(0);
if (!(GetDeviceCaps( hdc, RASTERCAPS ) & RC_PALETTE))
{
check_system_palette_entries(hdc);
}
else
{
skip( "device is palette-based, skipping test\n" );
}
ReleaseDC( 0, hdc );
metafile_dc = CreateMetaFileA(NULL);
check_system_palette_entries(metafile_dc);
metafile = CloseMetaFile(metafile_dc);
DeleteMetaFile(metafile);
}
START_TEST(palette)
{
test_DIB_PAL_COLORS();
test_palette_entries();
test_halftone_palette();
test_system_palette_entries();
}
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