src/gtk/palette.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        palette.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "palette.h"
  14 #endif
  15
  16 #include "wx/palette.h"
  17
  18 #include <gdk/gdk.h>
  19
  20 //-----------------------------------------------------------------------------
  21 // wxPalette
  22 //-----------------------------------------------------------------------------
  23
  24 class wxPaletteRefData: public wxObjectRefData
  25 {
  26   public:
  27
  28     wxPaletteRefData(void);
  29     ~wxPaletteRefData(void);
  30
  31     GdkColormap  *m_colormap;
  32 };
  33
  34 wxPaletteRefData::wxPaletteRefData()
  35 {
  36     m_colormap = (GdkColormap *) NULL;
  37 }
  38
  39 wxPaletteRefData::~wxPaletteRefData()
  40 {
  41     if (m_colormap) gdk_colormap_unref( m_colormap );
  42 }
  43
  44 //-----------------------------------------------------------------------------
  45
  46 #define M_PALETTEDATA ((wxPaletteRefData *)m_refData)
  47
  48 IMPLEMENT_DYNAMIC_CLASS(wxPalette,wxGDIObject)
  49
  50 wxPalette::wxPalette()
  51 {
  52 }
  53
  54 wxPalette::wxPalette( int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue )
  55 {
  56     m_refData = new wxPaletteRefData();
  57     Create( n, red, green, blue );
  58 }
  59
  60 wxPalette::wxPalette( const wxPalette& palette )
  61 {
  62     Ref( palette );
  63 }
  64
  65 wxPalette::~wxPalette()
  66 {
  67 }
  68
  69 wxPalette& wxPalette::operator = ( const wxPalette& palette )
  70 {
  71     if (*this == palette) return (*this);
  72     Ref( palette );
  73     return *this;
  74 }
  75
  76 bool wxPalette::operator == ( const wxPalette& palette )
  77 {
  78     return m_refData == palette.m_refData;
  79 }
  80
  81 bool wxPalette::operator != ( const wxPalette& palette )
  82 {
  83     return m_refData != palette.m_refData;
  84 }
  85
  86 bool wxPalette::Ok(void) const
  87 {
  88     return (m_refData != NULL);
  89 }
  90
  91 bool wxPalette::Create( int WXUNUSED(n),
  92                         const unsigned char *WXUNUSED(red),
  93                         const unsigned char *WXUNUSED(green),
  94                         const unsigned char *WXUNUSED(blue) )
  95 {
  96     wxFAIL_MSG(wxT("not implemented"));
  97
  98     return FALSE;
  99 }
 100
 101 int wxPalette::GetPixel( const unsigned char WXUNUSED(red),
 102                          const unsigned char WXUNUSED(green),
 103                          const unsigned char WXUNUSED(blue) ) const
 104 {
 105     wxFAIL_MSG(wxT("not implemented"));
 106
 107     return 0;
 108 }
 109
 110 bool wxPalette::GetRGB( int WXUNUSED(pixel),
 111                         unsigned char *WXUNUSED(red),
 112                         unsigned char *WXUNUSED(green),
 113                         unsigned char *WXUNUSED(blue) ) const
 114 {
 115     wxFAIL_MSG(wxT("not implemented"));
 116
 117     return 0;
 118 }
 119