+++ /dev/null
-/////////////////////////////////////////////////////////////////////////////
-// Name: src/mac/carbon/palette.cpp
-// Purpose: wxPalette
-// Author: Stefan Csomor
-// Modified by:
-// Created: 1998-01-01
-// RCS-ID: $Id$
-// Copyright: (c) Stefan Csomor
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#include "wx/wxprec.h"
-
-#if wxUSE_PALETTE
-
-#include "wx/palette.h"
-#include "wx/colour.h"
-
-IMPLEMENT_DYNAMIC_CLASS(wxPalette, wxGDIObject)
-
-// ============================================================================
-// wxPaletteRefData
-// ============================================================================
-
-class WXDLLEXPORT wxPaletteRefData: public wxGDIRefData
-{
-public:
- wxPaletteRefData();
- wxPaletteRefData(const wxPaletteRefData& data);
- virtual ~wxPaletteRefData();
-
- virtual bool IsOk() const { return m_count > 0; }
-
-protected:
- wxColour* m_palette;
- wxInt32 m_count;
-
- friend class WXDLLIMPEXP_FWD_CORE wxPalette;
-
- DECLARE_NO_ASSIGN_CLASS(wxPaletteRefData)
-};
-
-wxPaletteRefData::wxPaletteRefData()
-{
- m_palette = NULL;
- m_count = 0;
-}
-
-wxPaletteRefData::wxPaletteRefData(const wxPaletteRefData& data)
-{
- m_count = data.m_count;
- m_palette = new wxColour[m_count];
- for ( wxInt32 i = 0; i < m_count; i++ )
- m_palette[i] = data.m_palette[i];
-}
-
-wxPaletteRefData::~wxPaletteRefData()
-{
- delete[] m_palette;
-}
-
-// ============================================================================
-// wxPalette
-// ============================================================================
-
-wxPalette::wxPalette()
-{
-}
-
-wxPalette::wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue)
-{
- Create(n, red, green, blue);
-}
-
-wxPalette::~wxPalette()
-{
-}
-
-bool wxPalette::Create(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue)
-{
- UnRef();
-
- m_refData = new wxPaletteRefData;
-
- M_PALETTEDATA->m_count = n ;
- M_PALETTEDATA->m_palette = new wxColour[n] ;
-
- for ( int i = 0 ; i < n ; ++i)
- {
- M_PALETTEDATA->m_palette[i].Set( red[i] , green[i] , blue[i] ) ;
- }
-
- return false;
-}
-
-int wxPalette::GetPixel(unsigned char red, unsigned char green, unsigned char blue) const
-{
- if ( !m_refData )
- return wxNOT_FOUND;
-
- long bestdiff = 3 * 256 ;
- long bestpos = 0 ;
- long currentdiff ;
-
- for ( int i = 0 ; i < M_PALETTEDATA->m_count ; ++i )
- {
- const wxColour& col = M_PALETTEDATA->m_palette[i] ;
- currentdiff = abs ( col.Red() - red ) + abs( col.Green() - green ) + abs ( col.Blue() - blue ) ;
- if ( currentdiff < bestdiff )
- {
- bestdiff = currentdiff ;
- bestpos = i ;
- if ( bestdiff == 0 )
- break ;
- }
- }
-
- return bestpos;
-}
-
-bool wxPalette::GetRGB(int index, unsigned char *red, unsigned char *green, unsigned char *blue) const
-{
- if ( !m_refData )
- return false;
-
- if (index < 0 || index >= M_PALETTEDATA->m_count)
- return false;
-
- const wxColour& col = M_PALETTEDATA->m_palette[index] ;
- *red = col.Red() ;
- *green = col.Green() ;
- *blue = col.Blue() ;
-
- return true;
-}
-
-int wxPalette::GetColoursCount() const
-{
- if (m_refData)
- return M_PALETTEDATA->m_count;
-
- return 0;
-}
-
-wxGDIRefData *wxPalette::CreateGDIRefData() const
-{
- return new wxPaletteRefData;
-}
-
-wxGDIRefData *wxPalette::CloneGDIRefData(const wxGDIRefData *data) const
-{
- return new wxPaletteRefData(*wx_static_cast(const wxPaletteRefData *, data));
-}
-
-#endif // wxUSE_PALETTE