564a150b1f
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24231 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: colour.h
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// Purpose: wxColour class
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// Author: Julian Smart, Robert Roebling
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// Modified by:
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// Created: 17/09/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart, Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_COLOUR_H_
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#define _WX_COLOUR_H_
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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#pragma interface "colour.h"
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#endif
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#include "wx/defs.h"
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#include "wx/object.h"
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#include "wx/string.h"
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#include "wx/gdiobj.h"
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#include "wx/palette.h"
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//-----------------------------------------------------------------------------
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// classes
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//-----------------------------------------------------------------------------
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class wxDC;
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class wxPaintDC;
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class wxBitmap;
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class wxWindow;
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class wxColour;
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//-----------------------------------------------------------------------------
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// wxColour
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//-----------------------------------------------------------------------------
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class wxColour: public wxGDIObject
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{
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public:
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wxColour() { }
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// Construct from RGB
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wxColour( unsigned char red, unsigned char green, unsigned char blue );
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wxColour( unsigned long colRGB ) { Set(colRGB); }
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// Implicit conversion from the colour name
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wxColour( const wxString &colourName ) { InitFromName(colourName); }
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wxColour( const char *colourName ) { InitFromName( wxString::FromAscii(colourName) ); }
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#if wxUSE_UNICODE
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wxColour( const wxChar *colourName ) { InitFromName( wxString(colourName) ); }
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#endif
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// Get colour from name or wxNullColour
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static wxColour CreateByName(const wxString& name);
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wxColour( const wxColour& col ) { Ref(col); }
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wxColour& operator = ( const wxColour& col ) { Ref(col); return *this; }
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~wxColour();
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bool Ok() const { return m_refData != NULL; }
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bool operator == ( const wxColour& col ) const;
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bool operator != ( const wxColour& col ) const { return !(*this == col); }
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void Set( unsigned char red, unsigned char green, unsigned char blue );
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void Set( unsigned long colRGB )
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{
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// We don't need to know sizeof(long) here because we assume that the three
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// least significant bytes contain the R, G and B values
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Set((unsigned char)colRGB,
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(unsigned char)(colRGB >> 8),
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(unsigned char)(colRGB >> 16));
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}
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unsigned char Red() const;
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unsigned char Green() const;
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unsigned char Blue() const;
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// Implementation part
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void CalcPixel( WXColormap cmap );
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unsigned long GetPixel() const;
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WXColor *GetColor() const;
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protected:
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// ref counting code
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virtual wxObjectRefData *CreateRefData() const;
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virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
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// Helper functions
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void InitFromName(const wxString& colourName);
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private:
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DECLARE_DYNAMIC_CLASS(wxColour)
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};
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#endif
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// _WX_COLOUR_H_
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