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added assert to check for not-yet-implemented behavior of SetClippingRegion

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41446 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2006-09-25 19:08:54 +00:00
parent b19f2e4e19
commit f87d0500fa
1 changed files with 4 additions and 12 deletions
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16
src/dfb/dc.cpp
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@ -78,22 +78,15 @@ void wxDC::Init(const wxIDirectFBSurfacePtr& surface)
// clipping // clipping
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
#define DO_SET_CLIPPING_BOX(rg) \
{ \
wxRect rect = rg.GetBox(); \
m_clipX1 = (wxCoord) XDEV2LOG(rect.GetLeft()); \
m_clipY1 = (wxCoord) YDEV2LOG(rect.GetTop()); \
m_clipX2 = (wxCoord) XDEV2LOG(rect.GetRight()); \
m_clipY2 = (wxCoord) YDEV2LOG(rect.GetBottom()); \
}
void wxDC::DoSetClippingRegion(wxCoord cx, wxCoord cy, wxCoord cw, wxCoord ch) void wxDC::DoSetClippingRegion(wxCoord cx, wxCoord cy, wxCoord cw, wxCoord ch)
{ {
wxCHECK_RET( Ok(), wxT("invalid dc") ); wxCHECK_RET( Ok(), wxT("invalid dc") );
wxSize size(GetSize()); wxSize size(GetSize());
wxASSERT_MSG( !m_clipping,
_T("narrowing clipping region not implemented yet") );
// NB: We intersect the clipping rectangle with surface's area here because // NB: We intersect the clipping rectangle with surface's area here because
// DirectFB will return an error if you try to set clipping rectangle // DirectFB will return an error if you try to set clipping rectangle
// that is partially outside of the surface. // that is partially outside of the surface.
@ -115,8 +108,7 @@ void wxDC::DoSetClippingRegion(wxCoord cx, wxCoord cy, wxCoord cw, wxCoord ch)
void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region) void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region)
{ {
// NB: this can be done because wxDFB only supports // NB: this can be done because wxDFB only supports rectangular regions
// rectangular regions
SetClippingRegion(region.AsRect()); SetClippingRegion(region.AsRect());
} }