/////////////////////////////////////////////////////////////////////////////
-// Name: colour.h
+// Name: wx/cocoa/colour.h
// Purpose: wxColour class
// Author: David Elliott
// Modified by:
// Created: 2003/06/17
// RCS-ID: $Id$
// Copyright: (c) 2003 David Elliott
-// Licence: wxWidgets licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __WX_COCOA_COLOUR_H__
// ========================================================================
// wxColour
// ========================================================================
-class WXDLLEXPORT wxColour: public wxObject
+
+class WXDLLEXPORT wxColour : public wxColourBase
{
public:
+ // constructors
+ // ------------
+
+ // default
wxColour() { Init(); }
- // from RGB
- wxColour( unsigned char red, unsigned char green, unsigned char blue )
- : m_cocoaNSColor(NULL)
- { Set(red,green,blue); }
- wxColour( unsigned long colRGB )
- : m_cocoaNSColor(NULL)
- { Set(colRGB); }
+ // the other standard ones: notice that we can't use
+ // DEFINE_STD_WXCOLOUR_CONSTRUCTORS here because we need to call Init() to
+ // initialize m_cocoaNSColor and the macro doesn't do it
+ wxColour( ChannelType red, ChannelType green, ChannelType blue,
+ ChannelType alpha = wxALPHA_OPAQUE )
+ { Init(); Set(red, green, blue, alpha); }
+ wxColour(unsigned long colRGB) { Init(); Set(colRGB); }
+ wxColour(const wxString& colourName) { Init(); Set(colourName); }
+ wxColour(const char *colourName) { Init(); Set(colourName); }
+ wxColour(const wchar_t *colourName) { Init(); Set(colourName); }
+
+ // initialization using existing NSColor
+ wxColour( WX_NSColor aColor );
- // implicit conversion from the colour name
- wxColour( const wxString &colourName )
- { InitFromName(colourName); }
- wxColour( const char *colourName )
- { InitFromName(wxString::FromAscii(colourName)); }
// copy ctors and assignment operators
wxColour( const wxColour& col );
virtual ~wxColour();
// accessors
- bool Ok() const { return m_cocoaNSColor; }
+ bool IsOk() const { return m_cocoaNSColor; }
WX_NSColor GetNSColor() { return m_cocoaNSColor; }
unsigned char Red() const { return m_red; }
unsigned char Green() const { return m_green; }
unsigned char Blue() const { return m_blue; }
+ unsigned char Alpha() const { return m_alpha; }
// comparison
bool operator == (const wxColour& colour) const
{
- // VZ: sure we want to compare NSColor objects for equality here?
- return (m_cocoaNSColor == colour.m_cocoaNSColor
- && m_red == colour.m_red
- && m_green == colour.m_green
- && m_blue == colour.m_blue);
+ return m_cocoaNSColor == colour.m_cocoaNSColor ||
+ (m_red == colour.m_red &&
+ m_green == colour.m_green &&
+ m_blue == colour.m_blue &&
+ m_alpha == colour.m_alpha);
}
bool operator != (const wxColour& colour) const
- { return !(*this == colour); }
+ { return !(*this == colour); }
// 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));
- }
+ void Set( WX_NSColor aColor );
+
+ // reroute the inherited ones
+ void Set(unsigned char red,
+ unsigned char green,
+ unsigned char blue,
+ unsigned char alpha = wxALPHA_OPAQUE)
+ { wxColourBase::Set(red, green, blue, alpha); }
+
+ bool Set(const wxString &str)
+ { return wxColourBase::Set(str); }
+
+ void Set(unsigned long colRGB)
+ { wxColourBase::Set(colRGB); }
protected:
// puts the object in an invalid, uninitialized state
void Init();
- // create the object from name, leaves it uninitialized if it failed
- void InitFromName(const wxString& col);
+ virtual void
+ InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
private:
WX_NSColor m_cocoaNSColor;
unsigned char m_red;
unsigned char m_green;
unsigned char m_blue;
+ unsigned char m_alpha;
DECLARE_DYNAMIC_CLASS(wxColour)
};