src/dfb/pen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/dfb/pen.cpp
   3 // Purpose:     wxPen class implementation
   4 // Author:      Vaclav Slavik
   5 // Created:     2006-08-04
   6 // Copyright:   (c) 2006 REA Elektronik GmbH
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #ifdef __BORLANDC__
  14     #pragma hdrstop
  15 #endif
  16
  17 #include "wx/pen.h"
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/bitmap.h"
  21     #include "wx/colour.h"
  22 #endif
  23
  24 //-----------------------------------------------------------------------------
  25 // wxPen
  26 //-----------------------------------------------------------------------------
  27
  28 class wxPenRefData : public wxGDIRefData
  29 {
  30 public:
  31     wxPenRefData(const wxColour& clr = wxNullColour, wxPenStyle style = wxPENSTYLE_SOLID)
  32     {
  33         m_colour = clr;
  34         SetStyle(style);
  35     }
  36
  37     wxPenRefData(const wxPenRefData& data)
  38         : m_style(data.m_style), m_colour(data.m_colour) {}
  39
  40     virtual bool IsOk() const { return m_colour.IsOk(); }
  41
  42     void SetStyle(wxPenStyle style)
  43     {
  44         if ( style != wxPENSTYLE_SOLID && style != wxPENSTYLE_TRANSPARENT )
  45         {
  46             wxFAIL_MSG( "only wxSOLID and wxTRANSPARENT styles are supported" );
  47             style = wxPENSTYLE_SOLID;
  48         }
  49
  50         m_style = style;
  51     }
  52
  53     wxPenStyle     m_style;
  54     wxColour       m_colour;
  55 };
  56
  57 //-----------------------------------------------------------------------------
  58
  59 #define M_PENDATA ((wxPenRefData *)m_refData)
  60
  61 IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
  62
  63 wxPen::wxPen(const wxColour &colour, int width, wxPenStyle style)
  64 {
  65     wxASSERT_MSG( width <= 1, "only width=0,1 are supported" );
  66
  67     m_refData = new wxPenRefData(colour, style);
  68 }
  69
  70 #if FUTURE_WXWIN_COMPATIBILITY_3_0
  71 wxPen::wxPen(const wxColour& col, int width, int style)
  72 {
  73     m_refData = new wxPenRefData(col, (wxPenStyle)style);
  74 }
  75 #endif
  76
  77 wxPen::wxPen(const wxBitmap& WXUNUSED(stipple), int WXUNUSED(width))
  78 {
  79     wxFAIL_MSG( "stipple pens not supported" );
  80
  81     m_refData = new wxPenRefData();
  82 }
  83
  84 bool wxPen::operator==(const wxPen& pen) const
  85 {
  86 #warning "this is incorrect"
  87     return m_refData == pen.m_refData;
  88 }
  89
  90 void wxPen::SetColour(const wxColour &colour)
  91 {
  92     AllocExclusive();
  93     M_PENDATA->m_colour = colour;
  94 }
  95
  96 void wxPen::SetDashes(int WXUNUSED(number_of_dashes), const wxDash *WXUNUSED(dash))
  97 {
  98     wxFAIL_MSG( "SetDashes not implemented" );
  99 }
 100
 101 void wxPen::SetColour(unsigned char red, unsigned char green, unsigned char blue)
 102 {
 103     AllocExclusive();
 104     M_PENDATA->m_colour.Set(red, green, blue);
 105 }
 106
 107 void wxPen::SetCap(wxPenCap WXUNUSED(capStyle))
 108 {
 109     wxFAIL_MSG( "SetCap not implemented" );
 110 }
 111
 112 void wxPen::SetJoin(wxPenJoin WXUNUSED(joinStyle))
 113 {
 114     wxFAIL_MSG( "SetJoin not implemented" );
 115 }
 116
 117 void wxPen::SetStyle(wxPenStyle style)
 118 {
 119     AllocExclusive();
 120     M_PENDATA->SetStyle(style);
 121 }
 122
 123 void wxPen::SetStipple(const wxBitmap& WXUNUSED(stipple))
 124 {
 125     wxFAIL_MSG( "SetStipple not implemented" );
 126 }
 127
 128 void wxPen::SetWidth(int width)
 129 {
 130     wxASSERT_MSG( width <= 1, "only width=0,1 are implemented" );
 131 }
 132
 133 int wxPen::GetDashes(wxDash **ptr) const
 134 {
 135     wxFAIL_MSG( "GetDashes not implemented" );
 136
 137     *ptr = NULL;
 138     return 0;
 139 }
 140
 141 int wxPen::GetDashCount() const
 142 {
 143     wxFAIL_MSG( "GetDashCount not implemented" );
 144
 145     return 0;
 146 }
 147
 148 wxDash* wxPen::GetDash() const
 149 {
 150     wxFAIL_MSG( "GetDash not implemented" );
 151
 152     return NULL;
 153 }
 154
 155 wxPenCap wxPen::GetCap() const
 156 {
 157     wxCHECK_MSG( IsOk(), wxCAP_INVALID, wxT("invalid pen") );
 158
 159     wxFAIL_MSG( "GetCap not implemented" );
 160     return wxCAP_INVALID;
 161 }
 162
 163 wxPenJoin wxPen::GetJoin() const
 164 {
 165     wxCHECK_MSG( IsOk(), wxJOIN_INVALID, wxT("invalid pen") );
 166
 167     wxFAIL_MSG( "GetJoin not implemented" );
 168     return wxJOIN_INVALID;
 169 }
 170
 171 wxPenStyle wxPen::GetStyle() const
 172 {
 173     wxCHECK_MSG( IsOk(), wxPENSTYLE_INVALID, wxT("invalid pen") );
 174
 175     return M_PENDATA->m_style;
 176 }
 177
 178 int wxPen::GetWidth() const
 179 {
 180     wxCHECK_MSG( IsOk(), -1, wxT("invalid pen") );
 181
 182     return 1;
 183 }
 184
 185 wxColour wxPen::GetColour() const
 186 {
 187     wxCHECK_MSG( IsOk(), wxNullColour, wxT("invalid pen") );
 188
 189     return M_PENDATA->m_colour;
 190 }
 191
 192 wxBitmap *wxPen::GetStipple() const
 193 {
 194     wxCHECK_MSG( IsOk(), NULL, wxT("invalid pen") );
 195
 196     wxFAIL_MSG( "GetStipple not implemented" );
 197     return NULL;
 198 }
 199
 200 wxGDIRefData *wxPen::CreateGDIRefData() const
 201 {
 202     return new wxPenRefData;
 203 }
 204
 205 wxGDIRefData *wxPen::CloneGDIRefData(const wxGDIRefData *data) const
 206 {
 207     return new wxPenRefData(*(wxPenRefData *)data);
 208 }