X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/99d800190a04a2deaf769017a5fae04a4ae50378..6a5c9b3ff71334ed30bd9ae15425a1ca8ae71174:/include/wx/colour.h diff --git a/include/wx/colour.h b/include/wx/colour.h index d5fc5d500e..78204d1843 100644 --- a/include/wx/colour.h +++ b/include/wx/colour.h @@ -1,8 +1,8 @@ ///////////////////////////////////////////////////////////////////////////// // Name: wx/colour.h -// Purpose: Includes platform-specific wxColour file +// Purpose: wxColourBase definition // Author: Julian Smart -// Modified by: +// Modified by: Francesco Montorsi // Created: // RCS-ID: $Id$ // Copyright: Julian Smart @@ -12,16 +12,123 @@ #ifndef _WX_COLOUR_H_BASE_ #define _WX_COLOUR_H_BASE_ +#include "wx/defs.h" +#include "wx/gdiobj.h" + + +// the standard wxColour constructors; +// this macro avoids to repeat these lines across all colour.h files, since +// Set() is a virtual function and thus cannot be called by wxColourBase +// constructors +#define DEFINE_STD_WXCOLOUR_CONSTRUCTORS \ + wxColour( unsigned char red, unsigned char green, unsigned char blue, \ + unsigned char alpha = wxALPHA_OPAQUE ) \ + { Set(red, green, blue, alpha); } \ + wxColour( unsigned long colRGB ) { Set(colRGB); } \ + wxColour(const wxString &colourName) { Set(colourName); } \ + wxColour(const wxChar *colourName) { Set(colourName); } + + +// flags for wxColour -> wxString conversion (see wxColour::GetAsString) +#define wxC2S_NAME 1 // return colour name, when possible +#define wxC2S_CSS_SYNTAX 2 // return colour in rgb(r,g,b) syntax +#define wxC2S_HTML_SYNTAX 4 // return colour in #rrggbb syntax + + +class WXDLLEXPORT wxColour; + +const unsigned char wxALPHA_TRANSPARENT = 0; +const unsigned char wxALPHA_OPAQUE = 0xff; + +//----------------------------------------------------------------------------- +// wxColourBase: this class has no data members, just some functions to avoid +// code redundancy in all native wxColour implementations +//----------------------------------------------------------------------------- + +class WXDLLEXPORT wxColourBase : public wxGDIObject +{ +protected: + + virtual void InitWith(unsigned char red, unsigned char green, unsigned char blue) = 0; + + // this will be overridden in alpha supporting classes + virtual void InitWith(unsigned char red, unsigned char green, unsigned char blue, unsigned char WXUNUSED(alpha)) + { + InitWith( red, green, blue ) ; + } + + virtual bool FromString(const wxChar *); + +public: + wxColourBase() {} + virtual ~wxColourBase() {} + + + // Set() functions + // --------------- + + void Set(unsigned char red, unsigned char green, unsigned char blue, unsigned char alpha = wxALPHA_OPAQUE) + { InitWith(red,green,blue, alpha); } + + // implemented in colourcmn.cpp + bool Set(const wxChar *str) + { return FromString(str); } + + bool Set(const wxString &str) + { return Set((const wxChar *)str); } + + 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 + // --------- + + virtual bool Ok() const = 0; + + virtual unsigned char Red() const = 0; + virtual unsigned char Green() const = 0; + virtual unsigned char Blue() const = 0; + virtual unsigned char Alpha() const + { return wxALPHA_OPAQUE ; } + + // implemented in colourcmn.cpp + virtual wxString GetAsString(long flags = wxC2S_NAME | wxC2S_CSS_SYNTAX) const; + + + + // old, deprecated + // --------------- + +#if WXWIN_COMPATIBILITY_2_6 + wxDEPRECATED( static wxColour CreateByName(const wxString& name) ); + wxDEPRECATED( void InitFromName(const wxString& col) ); +#endif +}; + + + #if defined(__WXPALMOS__) -#include "wx/palmos/colour.h" +#include "wx/generic/colour.h" #elif defined(__WXMSW__) #include "wx/msw/colour.h" #elif defined(__WXMOTIF__) #include "wx/motif/colour.h" -#elif defined(__WXGTK__) +#elif defined(__WXGTK20__) #include "wx/gtk/colour.h" +#elif defined(__WXGTK__) +#include "wx/gtk1/colour.h" #elif defined(__WXMGL__) -#include "wx/mgl/colour.h" +#include "wx/generic/colour.h" +#elif defined(__WXDFB__) +#include "wx/generic/colour.h" #elif defined(__WXX11__) #include "wx/x11/colour.h" #elif defined(__WXMAC__)