src/os2/brush.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        brush.cpp
   3 // Purpose:     wxBrush
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "brush.h"
  14 #endif
  15
  16 #include "wx/setup.h"
  17 #include "wx/utils.h"
  18 #include "wx/brush.h"
  19
  20 #if !USE_SHARED_LIBRARIES
  21 IMPLEMENT_DYNAMIC_CLASS(wxBrush, wxGDIObject)
  22 #endif
  23
  24 wxBrushRefData::wxBrushRefData()
  25 {
  26     m_style = wxSOLID;
  27 // TODO: null data
  28 }
  29
  30 wxBrushRefData::wxBrushRefData(const wxBrushRefData& data)
  31 {
  32   m_style = data.m_style;
  33   m_stipple = data.m_stipple;
  34   m_colour = data.m_colour;
  35 /* TODO: null data
  36   m_hBrush = 0;
  37 */
  38 }
  39
  40 wxBrushRefData::~wxBrushRefData()
  41 {
  42 // TODO: delete data
  43 }
  44
  45 // Brushes
  46 wxBrush::wxBrush()
  47 {
  48     if ( wxTheBrushList )
  49         wxTheBrushList->AddBrush(this);
  50 }
  51
  52 wxBrush::~wxBrush()
  53 {
  54     if ( wxTheBrushList )
  55         wxTheBrushList->RemoveBrush(this);
  56 }
  57
  58 wxBrush::wxBrush(const wxColour& col, int Style)
  59 {
  60     m_refData = new wxBrushRefData;
  61
  62     M_BRUSHDATA->m_colour = col;
  63     M_BRUSHDATA->m_style = Style;
  64
  65     RealizeResource();
  66
  67     if ( wxTheBrushList )
  68         wxTheBrushList->AddBrush(this);
  69 }
  70
  71 wxBrush::wxBrush(const wxBitmap& stipple)
  72 {
  73     m_refData = new wxBrushRefData;
  74
  75     M_BRUSHDATA->m_style = wxSTIPPLE;
  76     M_BRUSHDATA->m_stipple = stipple;
  77
  78     RealizeResource();
  79
  80     if ( wxTheBrushList )
  81         wxTheBrushList->AddBrush(this);
  82 }
  83
  84
  85 void wxBrush::SetColour(const wxColour& col)
  86 {
  87     Unshare();
  88
  89     M_BRUSHDATA->m_colour = col;
  90
  91     RealizeResource();
  92 }
  93
  94 void wxBrush::SetColour(unsigned char r, unsigned char g, unsigned char b)
  95 {
  96     Unshare();
  97
  98     M_BRUSHDATA->m_colour.Set(r, g, b);
  99
 100     RealizeResource();
 101 }
 102
 103 void wxBrush::SetStyle(int Style)
 104 {
 105     Unshare();
 106
 107     M_BRUSHDATA->m_style = Style;
 108
 109     RealizeResource();
 110 }
 111
 112 void wxBrush::SetStipple(const wxBitmap& Stipple)
 113 {
 114     Unshare();
 115
 116     M_BRUSHDATA->m_stipple = Stipple;
 117
 118     RealizeResource();
 119 }
 120
 121 bool wxBrush::RealizeResource()
 122 {
 123 // TODO: create the brush
 124     return FALSE;
 125 }
 126
 127 WXHANDLE wxBrush::GetResourceHandle(void)
 128 {
 129   return (WXHANDLE) M_BRUSHDATA->m_hBrush;
 130 }
 131
 132 bool wxBrush::FreeResource(bool WXUNUSED(force))
 133 {
 134   if (M_BRUSHDATA && (M_BRUSHDATA->m_hBrush != 0))
 135   {
 136 // TODO    DeleteObject((HBRUSH) M_BRUSHDATA->m_hBrush);
 137     M_BRUSHDATA->m_hBrush = 0;
 138     return TRUE;
 139   }
 140   else return FALSE;
 141 }
 142
 143 bool wxBrush::IsFree() const
 144 {
 145   return (M_BRUSHDATA && (M_BRUSHDATA->m_hBrush == 0));
 146 }
 147
 148 void wxBrush::Unshare()
 149 {
 150         // Don't change shared data
 151         if (!m_refData)
 152     {
 153                 m_refData = new wxBrushRefData();
 154         }
 155     else
 156     {
 157                 wxBrushRefData* ref = new wxBrushRefData(*(wxBrushRefData*)m_refData);
 158                 UnRef();
 159                 m_refData = ref;
 160         }
 161 }
 162