Esempi in C++ (Cpp) per SuperBlt

Esempio n. 1

LOCAL  void PalPicker_DrawPatch( HDC hDC, LPRECT lpRect,
								BYTE value, FRMTYPEINFO TypeInfo, LPTR lpBuf )
/***********************************************************************/
{
BLTSESSION BltSession;
int dx, dy;

dx = RectWidth(lpRect);
dy = RectHeight(lpRect);
set(lpBuf, dx, value);
StartSuperBlt( &BltSession, hDC, NULL, Ctl_GetBltScreen(), lpRect, TypeInfo,
	10, 0, 0, YES, NULL, NULL );
while (--dy >= 0)
	SuperBlt(&BltSession, lpBuf);
SuperBlt(&BltSession, NULL);
}

Esempio n. 2

LOCAL void Palette_Paint( HDC hDC, HWND hWindow )
/***********************************************************************/
{
RECT ClientRect;
LPPALETTE lpPalette;
int iRowIncr, iColIncr, iWidth, iHeight, iRows, iCols;
int iStart, iEntry, r, c, xCount, yCount;
LPRGB lpRGB, lpLine;
LFIXED xrate, yrate;
BLTSESSION BltSession;
FRMTYPEINFO TypeInfo;

// get pointer to palette information
lpPalette = (LPPALETTE)GetWindowLong(hWindow, GWL_PALETTE);
if (!lpPalette)
	return;

GetClientRect(hWindow, &ClientRect);
FrameRect(hDC, &ClientRect, (HBRUSH)GetStockObject(BLACK_BRUSH) );

if (!lpPalette->iColors)
	return;

// get ClientRect and allocate buffer for SuperBlt
GetChipLayout(hWindow, &ClientRect, &iRows, &iCols, &iRowIncr, &iColIncr, &iStart);

iWidth = RectWidth(&ClientRect);
iHeight = RectHeight(&ClientRect);

lpRGB = (LPRGB)Alloc((long)iWidth*3L);
if (!lpRGB)
	return;

yrate = FGET(iHeight, iRows);
xrate = FGET(iWidth, iCols);
FrameSetTypeInfo(&TypeInfo, FDT_RGBCOLOR, NULL);
StartSuperBlt( &BltSession, hDC, NULL, lpBltScreen, &ClientRect, TypeInfo,
	10, 0, 0, YES, NULL, NULL );
for (r = 0; r < iRows; ++r)
	{
	yCount = FMUL(r+1, yrate) - FMUL(r, yrate);
	set24(lpRGB, iWidth, RGB(255,255,255));
	SuperBlt(&BltSession, (LPTR)lpRGB);
	yCount -= 2;
	while (--yCount >= 0)
		{
		iEntry = iStart + (r * iRowIncr);
		lpLine = lpRGB;
		set24(lpLine, iWidth, RGB(255,255,255));
		for (c = 0; c < iCols; ++c)
			{
			xCount = FMUL(c+1, xrate) - FMUL(c, xrate);

			if (iEntry < lpPalette->iColors)
				set24(lpLine+1, xCount-2, 
					RGB2long(lpPalette->lpColorInfo[iEntry].rgb));
			lpLine += xCount;
			iEntry += iColIncr;
			}
		SuperBlt(&BltSession, (LPTR)lpRGB);
		}
	set24(lpRGB, iWidth, RGB(255,255,255));
	SuperBlt(&BltSession, (LPTR)lpRGB);
	}
SuperBlt(&BltSession, NULL);
FreeUp((LPTR)lpRGB);
}