+ wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
+
+ wxCoord x2 = x + w;
+ wxCoord y2 = y + h;
+
+ int rx1 = XLOG2DEV(x+w/2);
+ int ry1 = YLOG2DEV(y+h/2);
+ int rx2 = rx1;
+ int ry2 = ry1;
+
+ sa = DegToRad(sa);
+ ea = DegToRad(ea);
+
+ rx1 += (int)(100.0 * abs(w) * cos(sa));
+ ry1 -= (int)(100.0 * abs(h) * m_signY * sin(sa));
+ rx2 += (int)(100.0 * abs(w) * cos(ea));
+ ry2 -= (int)(100.0 * abs(h) * m_signY * sin(ea));
+
+ // draw pie with NULL_PEN first and then outline otherwise a line is
+ // drawn from the start and end points to the centre
+ HPEN hpenOld = (HPEN) ::SelectObject(GetHdc(), (HPEN) ::GetStockObject(NULL_PEN));
+ if (m_signY > 0)
+ {
+ (void)Pie(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x2)+1, YLOG2DEV(y2)+1,
+ rx1, ry1, rx2, ry2);
+ }
+ else
+ {
+ (void)Pie(GetHdc(), XLOG2DEV(x), YLOG2DEV(y)-1, XLOG2DEV(x2)+1, YLOG2DEV(y2),
+ rx1, ry1-1, rx2, ry2-1);
+ }
+
+ ::SelectObject(GetHdc(), hpenOld);
+
+ (void)Arc(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y2),
+ rx1, ry1, rx2, ry2);
+
+ CalcBoundingBox(x, y);
+ CalcBoundingBox(x2, y2);
+#endif
+}
+
+void wxDC::DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y)
+{
+ WXMICROWIN_CHECK_HDC
+
+ wxCHECK_RET( icon.Ok(), wxT("invalid icon in DrawIcon") );
+
+#ifdef __WIN32__
+ ::DrawIconEx(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), GetHiconOf(icon), icon.GetWidth(), icon.GetHeight(), 0, NULL, DI_NORMAL);
+#else
+ ::DrawIcon(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), GetHiconOf(icon));
+#endif
+
+ CalcBoundingBox(x, y);
+ CalcBoundingBox(x + icon.GetWidth(), y + icon.GetHeight());
+}
+
+void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
+{
+ WXMICROWIN_CHECK_HDC
+
+ wxCHECK_RET( bmp.Ok(), _T("invalid bitmap in wxDC::DrawBitmap") );
+
+ int width = bmp.GetWidth(),
+ height = bmp.GetHeight();
+
+ HBITMAP hbmpMask = 0;
+
+#if wxUSE_PALETTE
+ HPALETTE oldPal = 0;
+#endif // wxUSE_PALETTE
+
+ if ( bmp.HasAlpha() )
+ {
+ MemoryHDC hdcMem;
+ SelectInHDC select(hdcMem, GetHbitmapOf(bmp));
+
+ if ( AlphaBlt(GetHdc(), x, y, width, height, 0, 0, hdcMem, bmp) )
+ return;
+ }
+
+ if ( useMask )
+ {
+ wxMask *mask = bmp.GetMask();
+ if ( mask )
+ hbmpMask = (HBITMAP)mask->GetMaskBitmap();
+
+ if ( !hbmpMask )
+ {
+ // don't give assert here because this would break existing
+ // programs - just silently ignore useMask parameter
+ useMask = false;
+ }
+ }
+ if ( useMask )
+ {
+#ifdef __WIN32__
+ // use MaskBlt() with ROP which doesn't do anything to dst in the mask
+ // points
+ // On some systems, MaskBlt succeeds yet is much much slower
+ // than the wxWidgets fall-back implementation. So we need
+ // to be able to switch this on and off at runtime.
+ bool ok = false;
+#if wxUSE_SYSTEM_OPTIONS
+ if (wxSystemOptions::GetOptionInt(wxT("no-maskblt")) == 0)
+#endif
+ {
+ HDC cdc = GetHdc();
+ HDC hdcMem = ::CreateCompatibleDC(GetHdc());
+ HGDIOBJ hOldBitmap = ::SelectObject(hdcMem, GetHbitmapOf(bmp));
+#if wxUSE_PALETTE
+ wxPalette *pal = bmp.GetPalette();
+ if ( pal && ::GetDeviceCaps(cdc,BITSPIXEL) <= 8 )
+ {
+ oldPal = ::SelectPalette(hdcMem, GetHpaletteOf(*pal), FALSE);
+ ::RealizePalette(hdcMem);
+ }
+#endif // wxUSE_PALETTE
+
+ ok = ::MaskBlt(cdc, x, y, width, height,
+ hdcMem, 0, 0,
+ hbmpMask, 0, 0,
+ MAKEROP4(SRCCOPY, DSTCOPY)) != 0;
+
+#if wxUSE_PALETTE
+ if (oldPal)
+ ::SelectPalette(hdcMem, oldPal, FALSE);
+#endif // wxUSE_PALETTE
+
+ ::SelectObject(hdcMem, hOldBitmap);
+ ::DeleteDC(hdcMem);
+ }
+
+ if ( !ok )
+#endif // Win32
+ {
+ // Rather than reproduce wxDC::Blit, let's do it at the wxWin API
+ // level
+ wxMemoryDC memDC;
+ memDC.SelectObject(bmp);
+
+ Blit(x, y, width, height, &memDC, 0, 0, wxCOPY, useMask);
+
+ memDC.SelectObject(wxNullBitmap);
+ }
+ }
+ else // no mask, just use BitBlt()
projects / wxWidgets.git / blobdiff