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 != wxSOLID && style != wxTRANSPARENT )
  46         {
  47             wxFAIL_MSG( "only wxSOLID and wxTRANSPARENT styles are supported" );
  48             style = wxSOLID;
  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 wxPen::wxPen(const wxColour& col, int width, wxBrushStyle style)
  72 {
  73     m_refData = new wxPenRefData(col, (wxPenStyle)style);
  74 }
  75
  76 wxPen::wxPen(const wxBitmap& WXUNUSED(stipple), int WXUNUSED(width))
  77 {
  78     wxFAIL_MSG( "stipple pens not supported" );
  79
  80     m_refData = new wxPenRefData();
  81 }
  82
  83 bool wxPen::operator==(const wxPen& pen) const
  84 {
  85 #warning "this is incorrect (MGL too)"
  86     return m_refData == pen.m_refData;
  87 }
  88
  89 void wxPen::SetColour(const wxColour &colour)
  90 {
  91     AllocExclusive();
  92     M_PENDATA->m_colour = colour;
  93 }
  94
  95 void wxPen::SetDashes(int WXUNUSED(number_of_dashes), const wxDash *WXUNUSED(dash))
  96 {
  97     wxFAIL_MSG( "SetDashes not implemented" );
  98 }
  99
 100 void wxPen::SetColour(unsigned char red, unsigned char green, unsigned char blue)
 101 {
 102     AllocExclusive();
 103     M_PENDATA->m_colour.Set(red, green, blue);
 104 }
 105
 106 void wxPen::SetCap(wxPenCap WXUNUSED(capStyle))
 107 {
 108     wxFAIL_MSG( "SetCap not implemented" );
 109 }
 110
 111 void wxPen::SetJoin(wxPenJoin WXUNUSED(joinStyle))
 112 {
 113     wxFAIL_MSG( "SetJoin not implemented" );
 114 }
 115
 116 void wxPen::SetStyle(wxPenStyle style)
 117 {
 118     AllocExclusive();
 119     M_PENDATA->SetStyle(style);
 120 }
 121
 122 void wxPen::SetStipple(const wxBitmap& WXUNUSED(stipple))
 123 {
 124     wxFAIL_MSG( "SetStipple not implemented" );
 125 }
 126
 127 void wxPen::SetWidth(int width)
 128 {
 129     wxASSERT_MSG( width <= 1, "only width=0,1 are implemented" );
 130 }
 131
 132 int wxPen::GetDashes(wxDash **ptr) const
 133 {
 134     wxFAIL_MSG( "GetDashes not implemented" );
 135
 136     *ptr = NULL;
 137     return 0;
 138 }
 139
 140 int wxPen::GetDashCount() const
 141 {
 142     wxFAIL_MSG( "GetDashCount not implemented" );
 143
 144     return 0;
 145 }
 146
 147 wxDash* wxPen::GetDash() const
 148 {
 149     wxFAIL_MSG( "GetDash not implemented" );
 150
 151     return NULL;
 152 }
 153
 154 wxPenCap wxPen::GetCap() const
 155 {
 156     wxCHECK_MSG( Ok(), wxCAP_INVALID, wxT("invalid pen") );
 157
 158     wxFAIL_MSG( "GetCap not implemented" );
 159     return wxCAP_INVALID;
 160 }
 161
 162 wxPenJoin wxPen::GetJoin() const
 163 {
 164     wxCHECK_MSG( Ok(), wxJOIN_INVALID, wxT("invalid pen") );
 165
 166     wxFAIL_MSG( "GetJoin not implemented" );
 167     return wxJOIN_INVALID;
 168 }
 169
 170 wxPenStyle wxPen::GetStyle() const
 171 {
 172     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 173
 174     return M_PENDATA->m_style;
 175 }
 176
 177 int wxPen::GetWidth() const
 178 {
 179     wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
 180
 181     return 1;
 182 }
 183
 184 wxColour &wxPen::GetColour() const
 185 {
 186     wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") );
 187
 188     return M_PENDATA->m_colour;
 189 }
 190
 191 wxBitmap *wxPen::GetStipple() const
 192 {
 193     wxCHECK_MSG( Ok(), NULL, wxT("invalid pen") );
 194
 195     wxFAIL_MSG( "GetStipple not implemented" );
 196     return NULL;
 197 }
 198
 199 wxGDIRefData *wxPen::CreateGDIRefData() const
 200 {
 201     return new wxPenRefData;
 202 }
 203
 204 wxGDIRefData *wxPen::CloneGDIRefData(const wxGDIRefData *data) const
 205 {
 206     return new wxPenRefData(*(wxPenRefData *)data);
 207 }