//
/// Draws the image of the cel onto the DC.
//
bool
TCelArray::StretchBlt(int index, TDC& dstDC, const TRect& dstRect, uint32 rop)
{
TMemoryDC srcDC(*Bitmap);
TRect cr = CelRect(index,-1);
dstDC.StretchBlt(dstRect.left,dstRect.top, dstRect.Width(),dstRect.Height(),
srcDC, cr.left, cr.top, cr.Width(), cr.Height(), rop);
return true;
}
////////////////////////////////////////////////////////////
// TBitmap256Control
// -----------------
// Display bitmap in DC
void TBitmap256Control::DisplayBitmap (TDC& dc, TRect &rect)
{
// Display a cross if no bitmap
if ( pDIBInfo == 0 )
{
dc.SelectObject(TPen(TColor::LtGray));
dc.MoveTo (0, 0);
dc.LineTo (MaxWidth, MaxHeight);
dc.MoveTo (0, MaxHeight);
dc.LineTo (MaxWidth, 0);
dc.SetTextAlign(TA_CENTER);
dc.SetTextColor(TColor::White);
dc.SetBkColor(TColor::Black);
char tmp[40];
if ( BitmapName[0] != '\0' && BitmapName[0] != '-' )
wsprintf (tmp, "No picture (%s)", BitmapName);
else
wsprintf (tmp, "No picture");
dc.TextOut (MaxWidth / 2, MaxHeight / 2 - 6, tmp);
return;
}
assert (pBitmapPalette != NULL);
// pBitmapPalette->UnrealizeObject();
dc.SelectObject (*pBitmapPalette);
dc.RealizePalette();
dc.SetStretchBltMode (COLORONCOLOR);
#if 1
TRect ZoomRect;
ZoomRect.left = rect.left;
ZoomRect.top = rect.top;
ZoomRect.right = rect.right;
ZoomRect.bottom = rect.bottom;
// Convert the rect. size to a rect in the sprite
rect.left /= ZoomFactor;
rect.top /= ZoomFactor;
rect.right /= ZoomFactor;
rect.bottom /= ZoomFactor;
TRect DIBRect;
DIBRect.left = rect.left;
DIBRect.top = BitmapYSize - rect.bottom; // DIBs are Y inversed
DIBRect.right = DIBRect.left + rect.Width();
DIBRect.bottom = DIBRect.top + rect.Height();
dc.StretchDIBits (ZoomRect,
DIBRect,
pDIBits, *pDIBInfo,
DIB_PAL_COLORS, SRCCOPY);
#else
// Create memory DC and display bitmap
TMemoryDC mdc (dc);
mdc.SelectObject (*pBitmapPalette);
mdc.SelectObject (*pBitmap);
dc.StretchBlt(0, 0, ZoomXSize, ZoomYSize,
mdc,
0, 0, BitmapXSize, BitmapYSize,
SRCCOPY);
// Restore GDI objects
mdc.RestoreBitmap();
mdc.RestorePalette();
#endif
dc.RestorePalette();
}
//
// Stretches the DIB onto the destination DC.
//
bool
TDibDC::StretchBltToScreen(TDC& dstDC, int dstX, int dstY, int dstW, int dstH,
int srcX, int srcY, int srcW, int srcH) const
{
return dstDC.StretchBlt(dstX, dstY, dstW, dstH, *this, srcX, srcY, srcW, srcH);
}
//
// Stretches the DIB onto the destination DC.
//
bool
TDibDC::StretchBltToScreen(TDC& dstDC, const TRect& dst, const TRect& src) const
{
return dstDC.StretchBlt(dst, *this, src);
}
