#endif
#include "wx/dc.h"
+#include "wx/dcbuffer.h" // for IMPLEMENT_DYNAMIC_CLASS
#ifndef WX_PRECOMP
#include "wx/math.h"
// implementation
// ============================================================================
+IMPLEMENT_DYNAMIC_CLASS(wxBufferedDC, wxMemoryDC)
+IMPLEMENT_ABSTRACT_CLASS(wxBufferedPaintDC, wxBufferedDC)
+
#if WXWIN_COMPATIBILITY_2_6
void wxDCBase::BeginDrawing()
{
wxCoord x2 = x1 + width,
y2 = y1 + height;
- // this is to yield width of 3 for width == height == 10
- SetPen(wxPen(GetTextForeground(), (width + height + 1) / 7, wxSOLID));
+ // the pen width is calibrated to give 3 for width == height == 10
+ wxDCPenChanger pen((wxDC&)*this,
+ wxPen(GetTextForeground(), (width + height + 1)/7));
// we're drawing a scaled version of wx/generic/tick.xpm here
wxCoord x3 = x1 + (4*width) / 10, // x of the tick bottom
CalcBoundingBox(x2, y2);
}
+// ----------------------------------------------------------------------------
+// stubs for functions not implemented in all ports
+// ----------------------------------------------------------------------------
+
+bool
+wxDCBase::DoStretchBlit(wxCoord xdest, wxCoord ydest,
+ wxCoord dstWidth, wxCoord dstHeight,
+ wxDC *source,
+ wxCoord xsrc, wxCoord ysrc,
+ wxCoord srcWidth, wxCoord srcHeight,
+ int rop,
+ bool useMask,
+ wxCoord xsrcMask,
+ wxCoord ysrcMask)
+{
+ wxCHECK_MSG( srcWidth && srcHeight && dstWidth && dstHeight, false,
+ _T("invalid blit size") );
+
+ // emulate the stretching by modifying the DC scale
+ double xscale = (double)srcWidth/dstWidth,
+ yscale = (double)srcHeight/dstHeight;
+
+ double xscaleOld, yscaleOld;
+ GetUserScale(&xscaleOld, &yscaleOld);
+ SetUserScale(xscaleOld/xscale, yscaleOld/yscale);
+
+ bool rc = DoBlit(wxCoord(xdest*xscale), wxCoord(ydest*yscale),
+ wxCoord(dstWidth*xscale), wxCoord(dstHeight*yscale),
+ source,
+ xsrc, ysrc, rop, useMask, xsrcMask, ysrcMask);
+
+ SetUserScale(xscaleOld, yscaleOld);
+
+ return rc;
+}
+
// ----------------------------------------------------------------------------
// line/polygons
// ----------------------------------------------------------------------------
double x1, y1, x2, y2;
wxList::compatibility_iterator node = points->GetFirst();
- if (node == wxList::compatibility_iterator())
+ if (!node)
// empty list
return;
wxCoord *x,
wxCoord *y,
wxCoord *h,
- wxFont *font)
+ wxFont *font) const
{
wxCoord widthTextMax = 0, widthLine,
heightTextTotal = 0, heightLineDefault = 0, heightLine = 0;
// split the string into lines and draw each of them separately
wxString curLine;
- for ( const wxChar *pc = text; ; pc++ )
+ for ( wxString::const_iterator pc = text.begin(); ; ++pc )
{
- if ( *pc == _T('\n') || *pc == _T('\0') )
+ if ( *pc == _T('\n') || pc == text.end() )
{
int xRealStart = x; // init it here to avoid compielr warnings
endUnderscore += xRealStart;
}
- if ( *pc == _T('\0') )
+ if ( pc == text.end() )
break;
curLine.clear();
}
else // not end of line
{
- if ( pc - text.c_str() == indexAccel )
+ if ( pc - text.begin() == (size_t)indexAccel )
{
// remeber to draw underscore here
GetTextExtent(curLine, &startUnderscore, NULL);
{
// save old pen
wxPen oldPen = m_pen;
-
- wxUint8 nR1 = destColour.Red();
- wxUint8 nG1 = destColour.Green();
- wxUint8 nB1 = destColour.Blue();
- wxUint8 nR2 = initialColour.Red();
- wxUint8 nG2 = initialColour.Green();
- wxUint8 nB2 = initialColour.Blue();
+ wxBrush oldBrush = m_brush;
+
+ wxUint8 nR1 = initialColour.Red();
+ wxUint8 nG1 = initialColour.Green();
+ wxUint8 nB1 = initialColour.Blue();
+ wxUint8 nR2 = destColour.Red();
+ wxUint8 nG2 = destColour.Green();
+ wxUint8 nB2 = destColour.Blue();
wxUint8 nR, nG, nB;
if ( nDirection == wxEAST || nDirection == wxWEST )
else
nB = nB1 + (nB2-nB1)*(w-x)/w;
- SetPen(wxPen(wxColour(nR, nG, nB), 1, wxSOLID));
+ wxColour colour(nR,nG,nB);
+ SetPen(wxPen(colour, 1, wxSOLID));
+ SetBrush(wxBrush(colour));
if(nDirection == wxEAST)
- DrawRectangle(rect.GetLeft()+x, rect.GetTop(),
+ DrawRectangle(rect.GetRight()-x-xDelta, rect.GetTop(),
xDelta, rect.GetHeight());
else //nDirection == wxWEST
- DrawRectangle(rect.GetRight()-x-xDelta, rect.GetTop(),
+ DrawRectangle(rect.GetLeft()+x, rect.GetTop(),
xDelta, rect.GetHeight());
}
}
else
nB = nB1 + (nB2-nB1)*(w-y)/w;
- SetPen(wxPen(wxColour(nR, nG, nB), 1, wxSOLID));
+ wxColour colour(nR,nG,nB);
+ SetPen(wxPen(colour, 1, wxSOLID));
+ SetBrush(wxBrush(colour));
if(nDirection == wxNORTH)
DrawRectangle(rect.GetLeft(), rect.GetTop()+y,
rect.GetWidth(), yDelta);
}
SetPen(oldPen);
+ SetBrush(oldBrush);
}
void wxDCBase::DoGradientFillConcentric(const wxRect& rect,
} // not iUseAngles
} // CalculateEllipticPoints
-#endif
-
-//
-// temporary home for wxOverlay
-//
-
-#if defined(wxMAC_USE_CORE_GRAPHICS) && wxMAC_USE_CORE_GRAPHICS
-
-#include "wx/mac/private.h"
-
-class wxOverlayImpl
-{
-public:
- wxOverlayImpl() ;
- ~wxOverlayImpl() ;
-
-
- // clears the overlay without restoring the former state
- // to be done eg when the window content has been changed and repainted
- void Reset();
-
- // returns true if it has been setup
- bool IsOk();
-
- void Init( wxWindowDC* dc, int x , int y , int width , int height );
-
- void BeginDrawing( wxWindowDC* dc);
-
- void EndDrawing( wxWindowDC* dc);
-
- void Clear( wxWindowDC* dc);
-
-private:
- WindowRef m_overlayWindow ;
- CGContextRef m_overlayContext ;
- // we store the window in case we would have to issue a Refresh()
- wxWindow* m_window ;
-} ;
-
-wxOverlayImpl::wxOverlayImpl()
-{
- m_window = NULL ;
- m_overlayContext = NULL ;
- m_overlayWindow = NULL ;
-}
-
-wxOverlayImpl::~wxOverlayImpl()
-{
- Reset();
-}
-
-bool wxOverlayImpl::IsOk()
-{
- return m_overlayContext != NULL ;
-}
-
-void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height )
-{
- wxASSERT_MSG( !IsOk() , _("You cannot Init an overlay twice") );
-
- m_window = dc->GetWindow();
-
- wxPoint origin(0,0);
- origin = m_window->ClientToScreen( origin );
- Rect bounds = { origin.y, origin.x, origin.y+y+height, origin.x+x+width } ;
-
- UInt32 flags = kWindowHideOnSuspendAttribute | kWindowIgnoreClicksAttribute;
- OSStatus err = CreateNewWindow( kOverlayWindowClass, flags, &bounds, &m_overlayWindow );
- wxASSERT_MSG( err == noErr , _("Couldn't create the overlay window") );
- ShowWindow(m_overlayWindow);
- err = QDBeginCGContext(GetWindowPort(m_overlayWindow), &m_overlayContext);
- CGContextTranslateCTM( m_overlayContext, 0, bounds.bottom - bounds.top );
- CGContextScaleCTM( m_overlayContext, 1, -1 );
- wxASSERT_MSG( err == noErr , _("Couldn't init the context on the overlay window") );
-}
-
-void wxOverlayImpl::BeginDrawing( wxWindowDC* dc)
-{
- delete dc->m_graphicContext ;
- dc->m_graphicContext = new wxMacCGContext( m_overlayContext );
- dc->m_macLocalOrigin.x = 0 ;
- dc->m_macLocalOrigin.y = 0 ;
-}
-
-void wxOverlayImpl::EndDrawing( wxWindowDC* dc)
-{
-}
-
-void wxOverlayImpl::Clear(wxWindowDC* dc)
-{
- wxASSERT_MSG( IsOk() , _("You cannot Clear an overlay that is not inited") );
- delete dc->m_graphicContext ;
- dc->m_graphicContext = NULL ;
-
- Reset();
-}
-
-void wxOverlayImpl::Reset()
-{
- if ( m_overlayContext )
- {
- OSStatus err = QDEndCGContext(GetWindowPort(m_overlayWindow), &m_overlayContext);
- wxASSERT_MSG( err == noErr , _("Couldn't end the context on the overlay window") );
-
- m_overlayContext = NULL ;
- }
-
- // todo : don't dispose, only hide and reposition on next run
- if (m_overlayWindow)
- {
- DisposeWindow(m_overlayWindow);
- m_overlayWindow = NULL ;
- }
-}
-
-//
-//
-//
-
-#else
-
-class wxOverlayImpl
-{
-public:
- wxOverlayImpl() ;
- ~wxOverlayImpl() ;
-
-
- // clears the overlay without restoring the former state
- // to be done eg when the window content has been changed and repainted
- void Reset();
-
- // returns true if it has been setup
- bool IsOk();
-
- void Init( wxWindowDC* dc, int x , int y , int width , int height );
-
- void BeginDrawing( wxWindowDC* dc);
-
- void EndDrawing( wxWindowDC* dc);
-
- void Clear( wxWindowDC* dc);
-
-private:
- wxBitmap m_bmpSaved ;
- int m_x ;
- int m_y ;
- int m_width ;
- int m_height ;
- wxWindow* m_window ;
-} ;
-
-wxOverlayImpl::wxOverlayImpl()
-{
- m_window = NULL ;
- m_x = m_y = m_width = m_height = 0 ;
-}
-
-wxOverlayImpl::~wxOverlayImpl()
-{
-}
-
-bool wxOverlayImpl::IsOk()
-{
- return m_bmpSaved.Ok() ;
-}
-
-void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height )
-{
- m_window = dc->GetWindow();
-
- wxMemoryDC dcMem ;
- m_bmpSaved.Create( width, height );
- dcMem.SelectObject( m_bmpSaved );
- m_x = x ;
- m_y = y ;
- m_width = width ;
- m_height = height ;
-#if defined(__WXGTK__) && !defined(__WX_DC_BLIT_FIXED__)
- wxPoint pt = dcWin.GetDeviceOrigin();
- x += pt.x;
- y += pt.y;
-#endif // broken wxGTK wxDC::Blit
- dcMem.Blit(0, 0, m_width, m_height,
- dc, x, y);
- dcMem.SelectObject( wxNullBitmap );
-}
-
-void wxOverlayImpl::Clear(wxWindowDC* dc)
-{
- wxMemoryDC dcMem ;
- dcMem.SelectObject( m_bmpSaved );
- dc->Blit( m_x, m_y, m_width, m_height , &dcMem , 0 , 0 );
- dcMem.SelectObject( wxNullBitmap );
-}
-
-void wxOverlayImpl::Reset()
-{
- m_bmpSaved = wxBitmap();
-}
-
-void wxOverlayImpl::BeginDrawing(wxWindowDC* WXUNUSED(dc))
-{
-}
-
-void wxOverlayImpl::EndDrawing(wxWindowDC* WXUNUSED(dc))
-{
-}
-
-#endif
-
-// common code
-
-wxOverlay::wxOverlay()
-{
- m_impl = new wxOverlayImpl();
- m_inDrawing = false;
-}
-
-wxOverlay::~wxOverlay()
-{
- wxDELETE( m_impl );
-}
-
-bool wxOverlay::IsOk()
-{
- return m_impl->IsOk();
-}
-
-void wxOverlay::Init( wxWindowDC* dc, int x , int y , int width , int height )
-{
- m_impl->Init(dc, x, y, width, height);
-}
-
-void wxOverlay::BeginDrawing( wxWindowDC* dc)
-{
- m_impl->BeginDrawing(dc);
- m_inDrawing = true ;
-}
-
-void wxOverlay::EndDrawing( wxWindowDC* dc)
-{
- m_impl->EndDrawing(dc);
- m_inDrawing = false ;
-}
-
-void wxOverlay::Clear( wxWindowDC* dc)
-{
- m_impl->Clear(dc);
-}
-
-void wxOverlay::Reset()
-{
- wxASSERT_MSG(m_inDrawing==false,wxT("cannot reset overlay during drawing"));
- m_impl->Reset();
-}
-
-// dc connector
-
-wxDCOverlay::wxDCOverlay(wxOverlay &overlay, wxWindowDC *dc, int x , int y , int width , int height) :
- m_overlay(overlay)
-{
- Init(dc, x, y, width, height);
-}
-
-wxDCOverlay::wxDCOverlay(wxOverlay &overlay, wxWindowDC *dc) :
- m_overlay(overlay)
-{
- int width;
- int height;
- dc->GetSize(&width,&height);
- Init(dc, 0, 0, width, height);
-}
-
-wxDCOverlay::~wxDCOverlay()
-{
- m_overlay.EndDrawing(m_dc);
-}
-
-void wxDCOverlay::Init(wxWindowDC *dc, int x , int y , int width , int height )
-{
- m_dc = dc ;
- if ( !m_overlay.IsOk() )
- {
- m_overlay.Init(dc,x,y,width,height);
- }
- m_overlay.BeginDrawing(dc);
-}
-
-void wxDCOverlay::Clear()
-{
- m_overlay.Clear(m_dc);
-}
+#endif // __WXWINCE__
projects / wxWidgets.git / blobdiff