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 // 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/pen.h"
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/bitmap.h"
  22     #include "wx/colour.h"
  23 #endif
  24
  25 //-----------------------------------------------------------------------------
  26 // wxPen
  27 //-----------------------------------------------------------------------------
  28
  29 class wxPenRefData : public wxGDIRefData
  30 {
  31 public:
  32     wxPenRefData(const wxColour& clr = wxNullColour, wxPenStyle style = wxPENSTYLE_SOLID)
  33     {
  34         m_colour = clr;
  35         SetStyle(style);
  36     }
  37
  38     wxPenRefData(const wxPenRefData& data)
  39         : m_style(data.m_style), m_colour(data.m_colour) {}
  40
  41     virtual bool IsOk() const { return m_colour.IsOk(); }
  42
  43     void SetStyle(int style)
  44     {
  45         if ( style != wxPENSTYLE_SOLID && style != wxPENSTYLE_TRANSPARENT )
  46         {
  47             wxFAIL_MSG( "only wxSOLID and wxTRANSPARENT styles are supported" );
  48             style = wxPENSTYLE_SOLID;
  49         }
  50
  51         m_style = style;
  52     }
  53
  54     wxPenStyle     m_style;
  55     wxColour       m_colour;
  56 };
  57
  58 //-----------------------------------------------------------------------------
  59
  60 #define M_PENDATA ((wxPenRefData *)m_refData)
  61
  62 IMPLEMENT_DYNAMIC_CLASS(wxPen, wxGDIObject)
  63
  64 wxPen::wxPen(const wxColour &colour, int width, wxPenStyle style)
  65 {
  66     wxASSERT_MSG( width <= 1, "only width=0,1 are supported" );
  67
  68     m_refData = new wxPenRefData(colour, style);
  69 }
  70
  71 #if FUTURE_WXWIN_COMPATIBILITY_3_0
  72 wxPen::wxPen(const wxColour& col, int width, int style)
  73 {
  74     m_refData = new wxPenRefData(col, (wxPenStyle)style);
  75 }
  76 #endif
  77
  78 wxPen::wxPen(const wxBitmap& WXUNUSED(stipple), int WXUNUSED(width))
  79 {
  80     wxFAIL_MSG( "stipple pens not supported" );
  81
  82     m_refData = new wxPenRefData();
  83 }
  84
  85 bool wxPen::operator==(const wxPen& pen) const
  86 {
  87 #warning "this is incorrect (MGL too)"
  88     return m_refData == pen.m_refData;
  89 }
  90
  91 void wxPen::SetColour(const wxColour &colour)
  92 {
  93     AllocExclusive();
  94     M_PENDATA->m_colour = colour;
  95 }
  96
  97 void wxPen::SetDashes(int WXUNUSED(number_of_dashes), const wxDash *WXUNUSED(dash))
  98 {
  99     wxFAIL_MSG( "SetDashes not implemented" );
 100 }
 101
 102 void wxPen::SetColour(unsigned char red, unsigned char green, unsigned char blue)
 103 {
 104     AllocExclusive();
 105     M_PENDATA->m_colour.Set(red, green, blue);
 106 }
 107
 108 void wxPen::SetCap(wxPenCap WXUNUSED(capStyle))
 109 {
 110     wxFAIL_MSG( "SetCap not implemented" );
 111 }
 112
 113 void wxPen::SetJoin(wxPenJoin WXUNUSED(joinStyle))
 114 {
 115     wxFAIL_MSG( "SetJoin not implemented" );
 116 }
 117
 118 void wxPen::SetStyle(wxPenStyle style)
 119 {
 120     AllocExclusive();
 121     M_PENDATA->SetStyle(style);
 122 }
 123
 124 void wxPen::SetStipple(const wxBitmap& WXUNUSED(stipple))
 125 {
 126     wxFAIL_MSG( "SetStipple not implemented" );
 127 }
 128
 129 void wxPen::SetWidth(int width)
 130 {
 131     wxASSERT_MSG( width <= 1, "only width=0,1 are implemented" );
 132 }
 133
 134 int wxPen::GetDashes(wxDash **ptr) const
 135 {
 136     wxFAIL_MSG( "GetDashes not implemented" );
 137
 138     *ptr = NULL;
 139     return 0;
 140 }
 141
 142 int wxPen::GetDashCount() const
 143 {
 144     wxFAIL_MSG( "GetDashCount not implemented" );
 145
 146     return 0;
 147 }
 148
 149 wxDash* wxPen::GetDash() const
 150 {
 151     wxFAIL_MSG( "GetDash not implemented" );
 152
 153     return NULL;
 154 }
 155
 156 wxPenCap wxPen::GetCap() const
 157 {
 158     wxCHECK_MSG( Ok(), wxCAP_INVALID, wxT("invalid pen") );
 159
 160     wxFAIL_MSG( "GetCap not implemented" );
 161     return wxCAP_INVALID;
 162 }
 163
 164 wxPenJoin wxPen::GetJoin() const
 165 {
 166     wxCHECK_MSG( Ok(), wxJOIN_INVALID, wxT("invalid pen") );
 167
 168     wxFAIL_MSG( "GetJoin not implemented" );
 169     return wxJOIN_INVALID;
 170 }
 171
 172 wxPenStyle wxPen::GetStyle() const
 173 {
 174     wxCHECK_MSG( Ok(), wxPENSTYLE_INVALID, wxT("invalid pen") );
 175
 176     return M_PENDATA->m_style;
 177 }
 178
 179 int wxPen::GetWidth() const
 180 {
 181     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 182
 183     return 1;
 184 }
 185
 186 wxColour wxPen::GetColour() const
 187 {
 188     wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") );
 189
 190     return M_PENDATA->m_colour;
 191 }
 192
 193 wxBitmap *wxPen::GetStipple() const
 194 {
 195     wxCHECK_MSG( Ok(), NULL, wxT("invalid pen") );
 196
 197     wxFAIL_MSG( "GetStipple not implemented" );
 198     return NULL;
 199 }
 200
 201 wxGDIRefData *wxPen::CreateGDIRefData() const
 202 {
 203     return new wxPenRefData;
 204 }
 205
 206 wxGDIRefData *wxPen::CloneGDIRefData(const wxGDIRefData *data) const
 207 {
 208     return new wxPenRefData(*(wxPenRefData *)data);
 209 }