// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "geometry.cpp"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include "wx/geometry.h"
#include "wx/datstrm.h"
-// normally this is defined in <math.h>
-#ifndef M_PI
- #define M_PI 3.14159265358979323846
-#endif
-
//
// wxPoint2D
//
wxDouble wxPoint2DDouble::GetVectorAngle() const
{
- if ( m_x == 0 )
+ if ( wxIsNullDouble(m_x) )
{
if ( m_y >= 0 )
return 90;
else
return 270;
}
- if ( m_y == 0 )
+ if ( wxIsNullDouble(m_y) )
{
if ( m_x >= 0 )
return 0;