wxWidgets/include/wx/motif/colour.h
Mattia Barbon 3e0071d949 Fix buffer overrun in Linux/x86_64 (Pixel is a 64 bit long, passing
a 32 bit int pointer to XtVaGetValues will cause trouble). Using a long
should suffice. A configure test would be better.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41640 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-10-05 19:34:25 +00:00

80 lines
2.2 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/motif/colour.h
// Purpose: wxColour class
// Author: Julian Smart
// Modified by:
// Created: 17/09/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_COLOUR_H_
#define _WX_COLOUR_H_
#include "wx/object.h"
#include "wx/string.h"
// Colour
class WXDLLEXPORT wxColour : public wxColourBase
{
DECLARE_DYNAMIC_CLASS(wxColour)
public:
// constructors
// ------------
// default
wxColour() { Init(); }
DEFINE_STD_WXCOLOUR_CONSTRUCTORS
// copy ctors and assignment operators
wxColour( const wxColour& col );
wxColour& operator = ( const wxColour& col );
// dtor
virtual ~wxColour();
// accessors
bool Ok() const {return m_isInit; }
unsigned char Red() const { return m_red; }
unsigned char Green() const { return m_green; }
unsigned char Blue() const { return m_blue; }
WXPixel GetPixel() const { return m_pixel; };
void SetPixel(WXPixel pixel) { m_pixel = pixel; m_isInit = true; };
inline bool operator == (const wxColour& colour) const { return (m_red == colour.m_red && m_green == colour.m_green && m_blue == colour.m_blue); }
inline bool operator != (const wxColour& colour) const { return (!(m_red == colour.m_red && m_green == colour.m_green && m_blue == colour.m_blue)); }
// Allocate a colour, or nearest colour, using the given display.
// If realloc is true, ignore the existing pixel, otherwise just return
// the existing one.
// Returns the allocated pixel.
// TODO: can this handle mono displays? If not, we should have an extra
// flag to specify whether this should be black or white by default.
WXPixel AllocColour(WXDisplay* display, bool realloc = false);
protected:
// Helper function
void Init();
virtual void
InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
private:
bool m_isInit;
unsigned char m_red;
unsigned char m_blue;
unsigned char m_green;
public:
WXPixel m_pixel;
};
#endif
// _WX_COLOUR_H_