wxWidgets/include/wx/osx/core/colour.h
Stefan Csomor 9a05410470 Adding IsSolid to wxColour
Under macOS colors can be patterns, then accessors for RGB values are useless, IsSolid returns true if the color can be expressed in RGB values at all.
2018-10-30 20:53:35 +01:00

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2.7 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: wx/osx/core/colour.h
// Purpose: wxColour class
// Author: Stefan Csomor
// Modified by:
// Created: 1998-01-01
// Copyright: (c) Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_COLOUR_H_
#define _WX_COLOUR_H_
#include "wx/object.h"
#include "wx/string.h"
#include "wx/osx/core/cfref.h"
struct RGBColor;
// Colour
class WXDLLIMPEXP_CORE wxColour: public wxColourBase
{
public:
// constructors
// ------------
DEFINE_STD_WXCOLOUR_CONSTRUCTORS
// default copy ctor and dtor are ok
// accessors
virtual ChannelType Red() const wxOVERRIDE;
virtual ChannelType Green() const wxOVERRIDE;
virtual ChannelType Blue() const wxOVERRIDE;
virtual ChannelType Alpha() const wxOVERRIDE;
virtual bool IsSolid() const wxOVERRIDE;
wxColour& operator=(const wxColour& col);
// comparison
bool operator == (const wxColour& colour) const;
bool operator != (const wxColour& colour) const { return !(*this == colour); }
// CoreGraphics CGColor
// --------------------
// This ctor does take ownership of the color.
wxColour( CGColorRef col );
// don't take ownership of the returned value
CGColorRef GetCGColor() const;
// do take ownership of the returned value
CGColorRef CreateCGColor() const { return wxCFRetain(GetCGColor()); }
#if wxOSX_USE_COCOA_OR_CARBON
// Quickdraw RGBColor
// ------------------
wxColour(const RGBColor& col);
void GetRGBColor( RGBColor *col ) const;
#endif
#if wxOSX_USE_COCOA
// NSColor Cocoa
// -------------
// This ctor does not take ownership of the color.
explicit wxColour(WX_NSColor color);
WX_NSColor OSXGetNSColor() const;
#endif
protected :
virtual void
InitRGBA(ChannelType r, ChannelType g, ChannelType b, ChannelType a) wxOVERRIDE;
virtual wxGDIRefData *CreateGDIRefData() const wxOVERRIDE;
virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const wxOVERRIDE;
private:
wxDECLARE_DYNAMIC_CLASS(wxColour);
};
class wxColourRefData : public wxGDIRefData
{
public:
wxColourRefData() {}
virtual ~wxColourRefData() {}
virtual CGFloat Red() const = 0;
virtual CGFloat Green() const = 0;
virtual CGFloat Blue() const = 0;
virtual CGFloat Alpha() const = 0;
virtual bool IsSolid() const
{ return true; }
virtual CGColorRef GetCGColor() const = 0;
virtual wxColourRefData* Clone() const = 0;
#if wxOSX_USE_COCOA
virtual WX_NSColor GetNSColor() const;
#endif
};
#endif
// _WX_COLOUR_H_