implementation changes to closer follow MSW, crashes fixed

[wxWidgets.git] / src / msw / colour.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        colour.cpp
// Purpose:     wxColour class
// Author:      Julian Smart
// Modified by:
// Created:     01/02/97
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart
// Licence:   	wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "colour.h"
#endif

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
#pragma hdrstop
#endif

#include "wx/gdicmn.h"
#include "wx/msw/private.h"

#include <string.h>

#if wxUSE_EXTENDED_RTTI

template<> void wxStringReadValue(const wxString &s , wxColour &data )
{
	// copied from VS xrc
	unsigned long tmp = 0;

    if (s.Length() != 7 || s[0u] != wxT('#') ||
        wxSscanf(s.c_str(), wxT("#%lX"), &tmp) != 1)
    {
		wxLogError(_("String To Colour : Incorrect colour specification : %s"),
                   s.c_str() );
        data = wxNullColour;
    }
	else
	{
		data = wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
                    (unsigned char) ((tmp & 0x00FF00) >> 8),
                    (unsigned char) ((tmp & 0x0000FF)));
	}
}

template<> void wxStringWriteValue(wxString &s , const wxColour &data )
{
	s = wxString::Format(wxT("#%02X%02X%02X"), data.Red() , data.Green() , data.Blue() ) ;
}

IMPLEMENT_DYNAMIC_CLASS_WITH_COPY_AND_STREAMERS_XTI( wxColour , wxObject , "wx/colour.h" ,  &wxToStringConverter<wxColour> , &wxFromStringConverter<wxColour>) 

wxBEGIN_PROPERTIES_TABLE(wxColour)
	wxREADONLY_PROPERTY( Red, unsigned char , Red ,  , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
	wxREADONLY_PROPERTY( Green, unsigned char  , Green ,  , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) 
	wxREADONLY_PROPERTY( Blue, unsigned char , Blue ,  , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
wxEND_PROPERTIES_TABLE()

wxCONSTRUCTOR_3( wxColour , unsigned char , Red , unsigned char , Green , unsigned char , Blue )  

wxBEGIN_HANDLERS_TABLE(wxColour)
wxEND_HANDLERS_TABLE()
#else
IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
#endif

// Colour

wxColour::wxColour ()
{
  m_isInit = FALSE;
  m_pixel = 0;
  m_red = m_blue = m_green = 0;
}

wxColour::wxColour (unsigned char r, unsigned char g, unsigned char b)
{
  m_red = r;
  m_green = g;
  m_blue = b;
  m_isInit = TRUE;
  m_pixel = PALETTERGB (m_red, m_green, m_blue);
}

wxColour::wxColour (const wxColour& col)
{
  m_red = col.m_red;
  m_green = col.m_green;
  m_blue = col.m_blue;
  m_isInit = col.m_isInit;
  m_pixel = col.m_pixel;
}

wxColour& wxColour::operator =(const wxColour& col)
{
  m_red = col.m_red;
  m_green = col.m_green;
  m_blue = col.m_blue;
  m_isInit = col.m_isInit;
  m_pixel = col.m_pixel;
  return *this;
}

void wxColour::InitFromName(const wxString& col)
{
  wxColour *the_colour = wxTheColourDatabase->FindColour (col);
  if (the_colour)
    {
      m_red = the_colour->Red ();
      m_green = the_colour->Green ();
      m_blue = the_colour->Blue ();
      m_isInit = TRUE;
    }
  else
    {
      m_red = 0;
      m_green = 0;
      m_blue = 0;
      m_isInit = FALSE;
    }
  m_pixel = PALETTERGB (m_red, m_green, m_blue);
}

wxColour::~wxColour()
{
}

void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
{
  m_red = r;
  m_green = g;
  m_blue = b;
  m_isInit = TRUE;
  m_pixel = PALETTERGB (m_red, m_green, m_blue);
}