return (deg * M_PI) / 180.0;
}
+static bool TranslateRasterOp(wxRasterOperationMode function, wxCompositionMode *op)
+{
+ switch ( function )
+ {
+ case wxCOPY: // (default) src
+ *op = wxCOMPOSITION_SOURCE; //
+ break;
+ case wxOR: // src OR dst
+ *op = wxCOMPOSITION_ADD;
+ break;
+ case wxNO_OP: // dst
+ *op = wxCOMPOSITION_DEST; // ignore the source
+ break;
+ case wxCLEAR: // 0
+ *op = wxCOMPOSITION_CLEAR;// clear dst
+ break;
+ case wxXOR: // src XOR dst
+ *op = wxCOMPOSITION_XOR;
+ break;
+
+ case wxAND: // src AND dst
+ case wxAND_INVERT: // (NOT src) AND dst
+ case wxAND_REVERSE:// src AND (NOT dst)
+ case wxEQUIV: // (NOT src) XOR dst
+ case wxINVERT: // NOT dst
+ case wxNAND: // (NOT src) OR (NOT dst)
+ case wxNOR: // (NOT src) AND (NOT dst)
+ case wxOR_INVERT: // (NOT src) OR dst
+ case wxOR_REVERSE: // src OR (NOT dst)
+ case wxSET: // 1
+ case wxSRC_INVERT: // NOT src
+ default:
+ return false;
+ }
+ return true;
+}
+
//-----------------------------------------------------------------------------
// wxDC bridge class
//-----------------------------------------------------------------------------
m_textBackgroundColour = col;
}
-void wxGCDCImpl::SetMapMode( int mode )
+void wxGCDCImpl::SetMapMode( wxMappingMode mode )
{
switch (mode)
{
return;
}
-void wxGCDCImpl::SetLogicalFunction( int function )
+void wxGCDCImpl::SetLogicalFunction( wxRasterOperationMode function )
{
if (m_logicalFunction == function)
return;
m_logicalFunction = function;
- if ( m_graphicContext->SetLogicalFunction( function ) )
- m_logicalFunctionSupported=true;
+
+ wxCompositionMode mode;
+ m_logicalFunctionSupported = TranslateRasterOp( function, &mode);
+ if (m_logicalFunctionSupported)
+ m_logicalFunctionSupported = m_graphicContext->SetCompositionMode(mode);
+
+ if (mode == wxCOMPOSITION_XOR)
+ m_graphicContext->SetAntialiasMode(wxANTIALIAS_NONE);
else
- m_logicalFunctionSupported=false;
+ m_graphicContext->SetAntialiasMode(wxANTIALIAS_DEFAULT);
}
bool wxGCDCImpl::DoFloodFill(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
- const wxColour& WXUNUSED(col), int WXUNUSED(style))
+ const wxColour& WXUNUSED(col),
+ wxFloodFillStyle WXUNUSED(style))
{
return false;
}
#endif // wxUSE_SPLINES
void wxGCDCImpl::DoDrawPolygon( int n, wxPoint points[],
- wxCoord xoffset, wxCoord yoffset,
- int fillStyle )
+ wxCoord xoffset, wxCoord yoffset,
+ wxPolygonFillMode fillStyle )
{
wxCHECK_RET( IsOk(), wxT("wxGCDC(cg)::DoDrawPolygon - invalid DC") );
wxPoint points[],
wxCoord xoffset,
wxCoord yoffset,
- int fillStyle)
+ wxPolygonFillMode fillStyle)
{
wxASSERT(n > 1);
wxGraphicsPath path = m_graphicContext->CreatePath();
bool wxGCDCImpl::DoBlit(
wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
- wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
+ wxDC *source, wxCoord xsrc, wxCoord ysrc,
+ wxRasterOperationMode logical_func , bool useMask,
wxCoord xsrcMask, wxCoord ysrcMask )
{
return DoStretchBlit( xdest, ydest, width, height,
bool wxGCDCImpl::DoStretchBlit(
wxCoord xdest, wxCoord ydest, wxCoord dstWidth, wxCoord dstHeight,
wxDC *source, wxCoord xsrc, wxCoord ysrc, wxCoord srcWidth, wxCoord srcHeight,
- int logical_func , bool useMask,
+ wxRasterOperationMode logical_func , bool useMask,
wxCoord xsrcMask, wxCoord ysrcMask )
{
wxCHECK_MSG( IsOk(), false, wxT("wxGCDC(cg)::DoStretchBlit - invalid DC") );
if ( logical_func == wxNO_OP )
return true;
- else if ( !m_graphicContext->SetLogicalFunction( logical_func ) )
+
+ wxCompositionMode mode;
+ if ( !TranslateRasterOp(logical_func, &mode) )
{
- wxFAIL_MSG( wxT("Blitting is only supported with wxCOPY logical operation.") );
+ wxFAIL_MSG( wxT("Blitting is not supported with this logical operation.") );
return false;
}
- if (xsrcMask == -1 && ysrcMask == -1)
+ bool retval = true;
+
+ wxCompositionMode formerMode = m_graphicContext->GetCompositionMode();
+ if (m_graphicContext->SetCompositionMode(mode))
{
- xsrcMask = xsrc;
- ysrcMask = ysrc;
- }
+ wxAntialiasMode formerAa = m_graphicContext->GetAntialiasMode();
+ if (mode == wxCOMPOSITION_XOR)
+ {
+ m_graphicContext->SetAntialiasMode(wxANTIALIAS_NONE);
+ }
+
+ if (xsrcMask == -1 && ysrcMask == -1)
+ {
+ xsrcMask = xsrc;
+ ysrcMask = ysrc;
+ }
- wxRect subrect(source->LogicalToDeviceX(xsrc),
- source->LogicalToDeviceY(ysrc),
- source->LogicalToDeviceXRel(srcWidth),
- source->LogicalToDeviceYRel(srcHeight));
+ wxRect subrect(source->LogicalToDeviceX(xsrc),
+ source->LogicalToDeviceY(ysrc),
+ source->LogicalToDeviceXRel(srcWidth),
+ source->LogicalToDeviceYRel(srcHeight));
- // if needed clip the subrect down to the size of the source DC
- wxCoord sw, sh;
- source->GetSize(&sw, &sh);
- sw = source->LogicalToDeviceXRel(sw);
- sh = source->LogicalToDeviceYRel(sh);
- if (subrect.x + subrect.width > sw)
- subrect.width = sw - subrect.x;
- if (subrect.y + subrect.height > sh)
- subrect.height = sh - subrect.y;
+ // if needed clip the subrect down to the size of the source DC
+ wxCoord sw, sh;
+ source->GetSize(&sw, &sh);
+ sw = source->LogicalToDeviceXRel(sw);
+ sh = source->LogicalToDeviceYRel(sh);
+ if (subrect.x + subrect.width > sw)
+ subrect.width = sw - subrect.x;
+ if (subrect.y + subrect.height > sh)
+ subrect.height = sh - subrect.y;
- wxBitmap blit = source->GetAsBitmap( &subrect );
+ wxBitmap blit = source->GetAsBitmap( &subrect );
- if ( blit.IsOk() )
- {
- if ( !useMask && blit.GetMask() )
- blit.SetMask(NULL);
+ if ( blit.IsOk() )
+ {
+ if ( !useMask && blit.GetMask() )
+ blit.SetMask(NULL);
- m_graphicContext->DrawBitmap( blit, xdest, ydest,
- dstWidth, dstHeight);
- }
- else
- {
- wxFAIL_MSG( wxT("Cannot Blit. Unable to get contents of DC as bitmap.") );
- return false;
+ m_graphicContext->DrawBitmap( blit, xdest, ydest,
+ dstWidth, dstHeight);
+ }
+ else
+ {
+ wxFAIL_MSG( wxT("Cannot Blit. Unable to get contents of DC as bitmap.") );
+ retval = false;
+ }
+
+ if (mode == wxCOMPOSITION_XOR)
+ {
+ m_graphicContext->SetAntialiasMode(formerAa);
+ }
}
+ // reset composition
+ m_graphicContext->SetCompositionMode(formerMode);
- // reset logical function
- m_graphicContext->SetLogicalFunction( m_logicalFunction );
-
- return true;
+ return retval;
}
void wxGCDCImpl::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
projects / wxWidgets.git / blobdiff