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region from polygon added

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28518 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2004-07-27 11:28:20 +00:00
parent 2c21838ef9
commit 564cb9de61
2 changed files with 26 additions and 0 deletions
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1
include/wx/mac/carbon/region.h
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@@ -44,6 +44,7 @@ public:
wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight); wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
wxRegion(const wxRect& rect); wxRegion(const wxRect& rect);
wxRegion( WXHRGN hRegion ); wxRegion( WXHRGN hRegion );
wxRegion(size_t n, const wxPoint *points, int fillStyle = wxODDEVEN_RULE );
wxRegion(); wxRegion();
wxRegion(const wxBitmap& bmp) wxRegion(const wxBitmap& bmp)
{ {

25
src/mac/carbon/region.cpp
View File

@@ -85,6 +85,31 @@ wxRegion::wxRegion(const wxRect& rect)
SetRectRgn( (RgnHandle) M_REGION , rect.x , rect.y , rect.x+rect.width , rect.y+rect.height ) ; SetRectRgn( (RgnHandle) M_REGION , rect.x , rect.y , rect.x+rect.width , rect.y+rect.height ) ;
} }
wxRegion::wxRegion(size_t n, const wxPoint *points, int WXUNUSED(fillStyle))
{
m_refData = new wxRegionRefData;
OpenRgn();
wxCoord x1, x2 , y1 , y2 ;
x2 = x1 = points[0].x ;
y2 = y1 = points[0].y ;
::MoveTo(x1,y1);
for (int i = 1; i < n; i++)
{
x2 = points[i].x ;
y2 = points[i].y ;
::LineTo(x2, y2);
}
// close the polyline if necessary
if ( x1 != x2 || y1 != y2 )
{
::LineTo(x1,y1 ) ;
}
ClosePoly();
CloseRgn( M_REGION ) ;
}
/*! /*!
* Destroy the region. * Destroy the region.
*/ */