#pragma hdrstop
#endif
+#ifndef WX_PRECOMP
+ #include "wx/window.h"
+ #include "wx/dcclient.h"
+#endif
+
#include "wx/private/overlay.h"
+#include "wx/dfb/dcclient.h"
#include "wx/dfb/private.h"
// ============================================================================
return m_window != NULL;
}
-void wxOverlayImpl::Init(wxWindowDC *dc, int x, int y, int width, int height)
+void wxOverlayImpl::Init(wxDC *dc, int x, int y, int width, int height)
{
+ wxCHECK_RET( dc, "NULL dc pointer" );
wxASSERT_MSG( !IsOk() , _("You cannot Init an overlay twice") );
+ wxDFBDCImpl * const dcimpl = wxDynamicCast(dc->GetImpl(), wxDFBDCImpl);
+ wxCHECK_RET( dcimpl, "must have a DFB wxDC" );
+
m_window = dc->GetWindow();
m_rect = wxRect(x, y, width, height);
- m_rect.Offset(m_window->GetClientAreaOrigin());
+ if ( wxDynamicCast(dc, wxClientDC) )
+ m_rect.Offset(m_window->GetClientAreaOrigin());
// FIXME: create surface with transparency or key color (?)
- m_surface =
- dc->GetDirectFBSurface()->CreateCompatible
- (
- m_rect.GetSize(),
- wxIDirectFBSurface::CreateCompatible_NoBackBuffer
- );
+ m_surface = dcimpl->GetDirectFBSurface()->CreateCompatible
+ (
+ m_rect.GetSize(),
+ wxIDirectFBSurface::CreateCompatible_NoBackBuffer
+ );
m_window->AddOverlay(this);
}
-void wxOverlayImpl::BeginDrawing(wxWindowDC *dc)
+void wxOverlayImpl::BeginDrawing(wxDC *dc)
{
- wxPoint origin(m_rect.GetPosition() - m_window->GetClientAreaOrigin());
+ wxCHECK_RET( dc, "NULL dc pointer" );
+
+ wxWindowDCImpl * const
+ dcimpl = static_cast<wxWindowDCImpl *>(dc->GetImpl());
+
+ wxPoint origin(m_rect.GetPosition());
+ if ( wxDynamicCast(dc, wxClientDC) )
+ origin -= m_window->GetClientAreaOrigin();
// drawing on overlay "hijacks" existing wxWindowDC rather then using
// another DC, so we have to change the DC to draw on the overlay's surface.
// Setting m_shouldFlip is done to avoid flipping and drawing of overlays
// in ~wxWindowDC (we do it EndDrawing).
- dc->DFBInit(m_surface);
+ dcimpl->DFBInit(m_surface);
+ dcimpl->m_shouldFlip = false;
dc->SetDeviceOrigin(-origin.x, -origin.y);
- dc->m_shouldFlip = false;
m_isEmpty = false;
}
-void wxOverlayImpl::EndDrawing(wxWindowDC *dc)
+void wxOverlayImpl::EndDrawing(wxDC *WXUNUSED(dc))
{
m_window->RefreshWindowRect(m_rect);
}
-void wxOverlayImpl::Clear(wxWindowDC *dc)
+void wxOverlayImpl::Clear(wxDC *WXUNUSED(dc))
{
wxASSERT_MSG( IsOk(),
- _T("You cannot Clear an overlay that is not initialized") );
+ "You cannot Clear an overlay that is not initialized" );
m_isEmpty = true;
}