wxWidgets/include/wx/msw/colour.h
1999-02-04 19:03:55 +00:00

95 lines
2.4 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: colour.h
// Purpose: wxColour class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_COLOUR_H_
#define _WX_COLOUR_H_
#ifdef __GNUG__
#pragma interface "colour.h"
#endif
// Colour
class WXDLLEXPORT wxColour: public wxObject
{
public:
// ctors
// default
wxColour();
// from RGB
wxColour( unsigned char red, unsigned char green, unsigned char blue );
wxColour( unsigned long colRGB ) { Set(colRGB); }
// implicit conversion from the colour name
wxColour( const wxString &colourName ) { InitFromName(colourName); }
wxColour( const char *colourName ) { InitFromName(colourName); }
// copy ctors and assignment operators
wxColour( const wxColour& col );
wxColour( const wxColour* col );
wxColour& operator = ( const wxColour& col );
// dtor
~wxColour();
// Set() functions
void Set( unsigned char red, unsigned char green, unsigned char blue );
void Set(unsigned long colRGB)
{
// we don't need to know sizeof(long) here because we assume that the three
// least significant bytes contain the R, G and B values
Set((unsigned char)colRGB,
(unsigned char)(colRGB >> 8),
(unsigned char)(colRGB >> 16));
}
// accessors
bool Ok() const {return m_isInit; }
// Let's remove this inelegant function
#if WXWIN_COMPATIBILITY
void Get(unsigned char *r, unsigned char *g, unsigned char *b) const;
#endif
unsigned char Red() const { return m_red; }
unsigned char Green() const { return m_green; }
unsigned char Blue() const { return m_blue; }
// comparison
bool operator == (const wxColour& colour)
{
return (m_red == colour.m_red &&
m_green == colour.m_green &&
m_blue == colour.m_blue);
}
bool operator != (const wxColour& colour) { return !(*this == colour); }
WXCOLORREF GetPixel() const { return m_pixel; };
private:
bool m_isInit;
unsigned char m_red;
unsigned char m_blue;
unsigned char m_green;
// helper func
void InitFromName(const wxString& colourName);
public:
WXCOLORREF m_pixel ;
private:
DECLARE_DYNAMIC_CLASS(wxColour)
};
#endif
// _WX_COLOUR_H_