//********************************************************************************
void Create16ColorsStdPalette (CPalette& pal)
{
const int nStdColorCount = 20;
CPalette* pPalDefault = CPalette::FromHandle ((HPALETTE) ::GetStockObject (DEFAULT_PALETTE));
if (pPalDefault == NULL)
{
ASSERT (FALSE);
return;
}
const int nColors = 16;
UINT nSize = sizeof(LOGPALETTE) + (sizeof(PALETTEENTRY) * nColors);
LOGPALETTE *pLP = (LOGPALETTE *) new BYTE[nSize];
pLP->palVersion = 0x300;
pLP->palNumEntries = (USHORT) nColors;
pal.CreatePalette (pLP);
delete[] pLP;
PALETTEENTRY palEntry;
int iDest = 0;
for (int i = 0; i < nStdColorCount; i++)
{
if (i < 8 || i >= 12)
{
pPalDefault->GetPaletteEntries (i, 1, &palEntry);
pal.SetPaletteEntries (iDest++, 1, &palEntry);
}
}
}
void CDib::CreatePaletteFromImage( CPalette& palette)const
{
if( palette.m_hObject )
palette.DeleteObject();
ASSERT( IsIndexed() == GetBPP() <= 8);
if( GetBPP() <= 8)
{
GetPalette(palette);
//CPalette* pal = CPalette::FromHandle(m_hPalette);
//PALETTEENTRY colors[256] = {0};
//pal->GetPaletteEntries(0, 256, colors);
//palette.SetPaletteEntries( 0, 256, colors );
}
else
{
LPLOGPALETTE pLogPal = (LPLOGPALETTE) new char[2 * sizeof(WORD) +
256 * sizeof(PALETTEENTRY)];
pLogPal->palVersion = 0x300;
pLogPal->palNumEntries = 256;
palette.CreatePalette(pLogPal);
delete pLogPal;
pLogPal = NULL;
CArray<COLORREF, COLORREF> colorArray;
int height= GetHeight();
int width = GetWidth();
for(int i=0; i<width; i++)
{
for(int j=0; j<height; j++)
{
COLORREF color = GetPixel(i, j);
if( UtilWin::FindInArray( colorArray, color) == -1)
colorArray.Add(color);
if( colorArray.GetSize() == 256)
break;
}
if( colorArray.GetSize() == 256)
break;
}
PALETTEENTRY pe[256]={0};
for (int i = 0; i < colorArray.GetSize(); i++)
{
COLORREF color = colorArray[i];
pe[i].peRed = GetRValue(color);
pe[i].peGreen = GetGValue(color);
pe[i].peBlue = GetBValue(color);
}
palette.SetPaletteEntries(0, 256, pe);
}
}