src/x11/brush.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/x11/brush.cpp
   3 // Purpose:     wxBrush
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // for compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #include "wx/brush.h"
  16
  17 #ifndef WX_PRECOMP
  18     #include "wx/utils.h"
  19 #endif
  20
  21 #include "wx/bitmap.h"
  22 #include "wx/colour.h"
  23
  24 //-----------------------------------------------------------------------------
  25 // wxBrush
  26 //-----------------------------------------------------------------------------
  27
  28 class wxBrushRefData: public wxObjectRefData
  29 {
  30 public:
  31     wxBrushRefData()
  32     {
  33         m_style = 0;
  34     }
  35
  36     wxBrushRefData( const wxBrushRefData& data )
  37     {
  38         m_style = data.m_style;
  39         m_stipple = data.m_stipple;
  40         m_colour = data.m_colour;
  41     }
  42
  43     bool operator == (const wxBrushRefData& data) const
  44     {
  45         return (m_style == data.m_style &&
  46                 m_stipple == data.m_stipple &&
  47                 m_colour == data.m_colour);
  48     }
  49
  50     int       m_style;
  51     wxColour  m_colour;
  52     wxBitmap  m_stipple;
  53 };
  54
  55 //-----------------------------------------------------------------------------
  56
  57 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  58
  59 IMPLEMENT_DYNAMIC_CLASS(wxBrush,wxGDIObject)
  60
  61 wxBrush::wxBrush( const wxColour &colour, int style )
  62 {
  63     m_refData = new wxBrushRefData();
  64     M_BRUSHDATA->m_style = style;
  65     M_BRUSHDATA->m_colour = colour;
  66 }
  67
  68 wxBrush::wxBrush( const wxBitmap &stippleBitmap )
  69 {
  70     m_refData = new wxBrushRefData();
  71     M_BRUSHDATA->m_colour = *wxBLACK;
  72
  73     M_BRUSHDATA->m_stipple = stippleBitmap;
  74
  75     if (M_BRUSHDATA->m_stipple.GetMask())
  76         M_BRUSHDATA->m_style = wxSTIPPLE_MASK_OPAQUE;
  77     else
  78         M_BRUSHDATA->m_style = wxSTIPPLE;
  79 }
  80
  81 wxBrush::~wxBrush()
  82 {
  83     // m_refData unrefed in ~wxObject
  84 }
  85
  86 wxObjectRefData *wxBrush::CreateRefData() const
  87 {
  88     return new wxBrushRefData;
  89 }
  90
  91 wxObjectRefData *wxBrush::CloneRefData(const wxObjectRefData *data) const
  92 {
  93     return new wxBrushRefData(*(wxBrushRefData *)data);
  94 }
  95
  96 bool wxBrush::operator == ( const wxBrush& brush ) const
  97 {
  98     if (m_refData == brush.m_refData) return true;
  99
 100     if (!m_refData || !brush.m_refData) return false;
 101
 102     return ( *(wxBrushRefData*)m_refData == *(wxBrushRefData*)brush.m_refData );
 103 }
 104
 105 int wxBrush::GetStyle() const
 106 {
 107     if (m_refData == NULL)
 108     {
 109         wxFAIL_MSG( wxT("invalid brush") );
 110         return 0;
 111     }
 112
 113     return M_BRUSHDATA->m_style;
 114 }
 115
 116 wxColour &wxBrush::GetColour() const
 117 {
 118     if (m_refData == NULL)
 119     {
 120         wxFAIL_MSG( wxT("invalid brush") );
 121         return wxNullColour;
 122     }
 123
 124     return M_BRUSHDATA->m_colour;
 125 }
 126
 127 wxBitmap *wxBrush::GetStipple() const
 128 {
 129     if (m_refData == NULL)
 130     {
 131         wxFAIL_MSG( wxT("invalid brush") );
 132         return &wxNullBitmap;
 133     }
 134
 135     return &M_BRUSHDATA->m_stipple;
 136 }
 137
 138 void wxBrush::SetColour( const wxColour& col )
 139 {
 140     AllocExclusive();
 141
 142     M_BRUSHDATA->m_colour = col;
 143 }
 144
 145 void wxBrush::SetColour( unsigned char r, unsigned char g, unsigned char b )
 146 {
 147     AllocExclusive();
 148
 149     M_BRUSHDATA->m_colour.Set( r, g, b );
 150 }
 151
 152 void wxBrush::SetStyle( int style )
 153 {
 154     AllocExclusive();
 155
 156     M_BRUSHDATA->m_style = style;
 157 }
 158
 159 void wxBrush::SetStipple( const wxBitmap& stipple )
 160 {
 161     AllocExclusive();
 162
 163     M_BRUSHDATA->m_stipple = stipple;
 164     if (M_BRUSHDATA->m_stipple.GetMask())
 165     {
 166         M_BRUSHDATA->m_style = wxSTIPPLE_MASK_OPAQUE;
 167     }
 168     else
 169     {
 170         M_BRUSHDATA->m_style = wxSTIPPLE;
 171     }
 172 }