src/dfb/brush.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/dfb/brush.cpp
   3 // Purpose:     wxBrush class implementation
   4 // Author:      Vaclav Slavik
   5 // Created:     2006-08-04
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 REA Elektronik GmbH
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #include "wx/brush.h"
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/colour.h"
  22 #endif
  23
  24
  25 //-----------------------------------------------------------------------------
  26 // wxBrush
  27 //-----------------------------------------------------------------------------
  28
  29 class wxBrushRefData: public wxObjectRefData
  30 {
  31 public:
  32     wxBrushRefData(const wxColour& clr = wxNullColour, int style = wxSOLID)
  33     {
  34         m_colour = clr;
  35         SetStyle(style);
  36     }
  37
  38     wxBrushRefData(const wxBrushRefData& data)
  39     {
  40         m_colour = data.m_colour;
  41         m_style = data.m_style;
  42     }
  43
  44     void SetStyle(int style)
  45     {
  46         if ( style != wxSOLID && style != wxTRANSPARENT )
  47         {
  48             wxFAIL_MSG( wxT("only wxSOLID and wxTRANSPARENT styles are supported") );
  49             style = wxSOLID;
  50         }
  51
  52         m_style = style;
  53     }
  54
  55     wxColour       m_colour;
  56     int            m_style;
  57 };
  58
  59 //-----------------------------------------------------------------------------
  60
  61 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  62
  63 IMPLEMENT_DYNAMIC_CLASS(wxBrush, wxGDIObject)
  64
  65 wxBrush::wxBrush(const wxColour &colour, int style)
  66 {
  67     m_refData = new wxBrushRefData(colour, style);
  68 }
  69
  70 wxBrush::wxBrush(const wxBitmap &stippleBitmap)
  71 {
  72     wxFAIL_MSG( wxT("brushes with stipple bitmaps not implemented") );
  73
  74     m_refData = new wxBrushRefData(*wxBLACK);
  75 }
  76
  77 bool wxBrush::operator==(const wxBrush& brush) const
  78 {
  79 #warning "this is incorrect (MGL too)"
  80     return m_refData == brush.m_refData;
  81 }
  82
  83 bool wxBrush::IsOk() const
  84 {
  85     return ((m_refData) && M_BRUSHDATA->m_colour.Ok());
  86 }
  87
  88 int wxBrush::GetStyle() const
  89 {
  90     if (m_refData == NULL)
  91     {
  92         wxFAIL_MSG( wxT("invalid brush") );
  93         return 0;
  94     }
  95
  96     return M_BRUSHDATA->m_style;
  97 }
  98
  99 wxColour& wxBrush::GetColour() const
 100 {
 101     if (m_refData == NULL)
 102     {
 103         wxFAIL_MSG( wxT("invalid brush") );
 104         return wxNullColour;
 105     }
 106
 107     return M_BRUSHDATA->m_colour;
 108 }
 109
 110 wxBitmap *wxBrush::GetStipple() const
 111 {
 112     wxFAIL_MSG( wxT("brushes with stipple bitmaps not implemented") );
 113     return &wxNullBitmap;
 114 }
 115
 116 void wxBrush::SetColour(const wxColour& col)
 117 {
 118     AllocExclusive();
 119     M_BRUSHDATA->m_colour = col;
 120 }
 121
 122 void wxBrush::SetColour(unsigned char r, unsigned char g, unsigned char b)
 123 {
 124     AllocExclusive();
 125     M_BRUSHDATA->m_colour.Set(r, g, b);
 126 }
 127
 128 void wxBrush::SetStyle(int style)
 129 {
 130     AllocExclusive();
 131     M_BRUSHDATA->SetStyle(style);
 132 }
 133
 134 void wxBrush::SetStipple(const wxBitmap& WXUNUSED(stipple))
 135 {
 136     wxFAIL_MSG( wxT("brushes with stipple bitmaps not implemented") );
 137 }
 138
 139 wxObjectRefData *wxBrush::CreateRefData() const
 140 {
 141     return new wxBrushRefData;
 142 }
 143
 144 wxObjectRefData *wxBrush::CloneRefData(const wxObjectRefData *data) const
 145 {
 146     return new wxBrushRefData(*(wxBrushRefData *)data);
 147 }