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 wxGDIRefData
  30 {
  31 public:
  32     wxBrushRefData(const wxColour& clr = wxNullColour, wxBrushStyle style = wxBRUSHSTYLE_SOLID)
  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     virtual bool IsOk() const { return m_colour.IsOk(); }
  45
  46     void SetStyle(wxBrushStyle style)
  47     {
  48         if ( style != wxSOLID && style != wxTRANSPARENT )
  49         {
  50             wxFAIL_MSG( wxT("only wxSOLID and wxTRANSPARENT styles are supported") );
  51             style = wxSOLID;
  52         }
  53
  54         m_style = style;
  55     }
  56
  57     wxColour       m_colour;
  58     wxBrushStyle   m_style;
  59 };
  60
  61 //-----------------------------------------------------------------------------
  62
  63 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  64
  65 IMPLEMENT_DYNAMIC_CLASS(wxBrush, wxGDIObject)
  66
  67 wxBrush::wxBrush(const wxColour &colour, wxBrushStyle style)
  68 {
  69     m_refData = new wxBrushRefData(colour, style);
  70 }
  71
  72 wxBrush::wxBrush(const wxBitmap &stippleBitmap)
  73 {
  74     wxFAIL_MSG( wxT("brushes with stipple bitmaps not implemented") );
  75
  76     m_refData = new wxBrushRefData(*wxBLACK);
  77 }
  78
  79 bool wxBrush::operator==(const wxBrush& brush) const
  80 {
  81 #warning "this is incorrect (MGL too)"
  82     return m_refData == brush.m_refData;
  83 }
  84
  85 wxBrushStyle wxBrush::GetStyle() const
  86 {
  87     if (m_refData == NULL)
  88     {
  89         wxFAIL_MSG( wxT("invalid brush") );
  90         return 0;
  91     }
  92
  93     return M_BRUSHDATA->m_style;
  94 }
  95
  96 wxColour& wxBrush::GetColour() const
  97 {
  98     if (m_refData == NULL)
  99     {
 100         wxFAIL_MSG( wxT("invalid brush") );
 101         return wxNullColour;
 102     }
 103
 104     return M_BRUSHDATA->m_colour;
 105 }
 106
 107 wxBitmap *wxBrush::GetStipple() const
 108 {
 109     wxFAIL_MSG( wxT("brushes with stipple bitmaps not implemented") );
 110     return &wxNullBitmap;
 111 }
 112
 113 void wxBrush::SetColour(const wxColour& col)
 114 {
 115     AllocExclusive();
 116     M_BRUSHDATA->m_colour = col;
 117 }
 118
 119 void wxBrush::SetColour(unsigned char r, unsigned char g, unsigned char b)
 120 {
 121     AllocExclusive();
 122     M_BRUSHDATA->m_colour.Set(r, g, b);
 123 }
 124
 125 void wxBrush::SetStyle(wxBrushStyle style)
 126 {
 127     AllocExclusive();
 128     M_BRUSHDATA->SetStyle(style);
 129 }
 130
 131 void wxBrush::SetStipple(const wxBitmap& WXUNUSED(stipple))
 132 {
 133     wxFAIL_MSG( wxT("brushes with stipple bitmaps not implemented") );
 134 }
 135
 136 wxGDIRefData *wxBrush::CreateGDIRefData() const
 137 {
 138     return new wxBrushRefData;
 139 }
 140
 141 wxGDIRefData *wxBrush::CloneGDIRefData(const wxGDIRefData *data) const
 142 {
 143     return new wxBrushRefData(*(wxBrushRefData *)data);
 144 }