src/msw/colour.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        colour.cpp
   3 // Purpose:     wxColour class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "colour.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #include "wx/gdicmn.h"
  24 #include "wx/msw/private.h"
  25
  26 #include <string.h>
  27
  28 #if wxUSE_EXTENDED_RTTI
  29
  30 template<> void wxStringReadValue(const wxString &s , wxColour &data )
  31 {
  32     // copied from VS xrc
  33     unsigned long tmp = 0;
  34
  35     if (s.Length() != 7 || s[0u] != wxT('#')
  36         || wxSscanf(s.c_str(), wxT("#%lX"), &tmp) != 1)
  37     {
  38         wxLogError(_("String To Colour : Incorrect colour specification : %s"),
  39             s.c_str() );
  40         data = wxNullColour;
  41     }
  42     else
  43     {
  44         data = wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
  45             (unsigned char) ((tmp & 0x00FF00) >> 8),
  46             (unsigned char) ((tmp & 0x0000FF)));
  47     }
  48 }
  49
  50 template<> void wxStringWriteValue(wxString &s , const wxColour &data )
  51 {
  52     s = wxString::Format(wxT("#%02X%02X%02X"),
  53         data.Red(), data.Green(), data.Blue() );
  54 }
  55
  56 wxTO_STRING_IMP( wxColour )
  57 wxFROM_STRING_IMP( wxColour )
  58
  59 IMPLEMENT_DYNAMIC_CLASS_WITH_COPY_AND_STREAMERS_XTI( wxColour , wxObject , "wx/colour.h" ,  &wxTO_STRING( wxColour ) , &wxFROM_STRING( wxColour ))
  60
  61 wxBEGIN_PROPERTIES_TABLE(wxColour)
  62     wxREADONLY_PROPERTY( Red, unsigned char, Red, EMPTY_MACROVALUE , 0 /*flags*/, wxT("Helpstring"), wxT("group"))
  63     wxREADONLY_PROPERTY( Green, unsigned char, Green, EMPTY_MACROVALUE , 0 /*flags*/, wxT("Helpstring"), wxT("group"))
  64     wxREADONLY_PROPERTY( Blue, unsigned char, Blue, EMPTY_MACROVALUE , 0 /*flags*/, wxT("Helpstring"), wxT("group"))
  65 wxEND_PROPERTIES_TABLE()
  66
  67 wxCONSTRUCTOR_3( wxColour, unsigned char, Red, unsigned char, Green, unsigned char, Blue )
  68
  69 wxBEGIN_HANDLERS_TABLE(wxColour)
  70 wxEND_HANDLERS_TABLE()
  71 #else
  72 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  73 #endif
  74
  75 // Colour
  76
  77 void wxColour::Init()
  78 {
  79     m_isInit = false;
  80     m_pixel = 0;
  81     m_red =
  82     m_blue =
  83     m_green = 0;
  84 }
  85
  86 wxColour::wxColour(const wxColour& col)
  87          :wxObject()
  88 {
  89     *this = col;
  90 }
  91
  92 wxColour& wxColour::operator=(const wxColour& col)
  93 {
  94     m_red = col.m_red;
  95     m_green = col.m_green;
  96     m_blue = col.m_blue;
  97     m_isInit = col.m_isInit;
  98     m_pixel = col.m_pixel;
  99     return *this;
 100 }
 101
 102 void wxColour::InitFromName(const wxString& name)
 103 {
 104     if ( wxTheColourDatabase )
 105     {
 106         wxColour col = wxTheColourDatabase->Find(name);
 107         if ( col.Ok() )
 108         {
 109             *this = col;
 110             return;
 111         }
 112     }
 113
 114     // leave invalid
 115     Init();
 116 }
 117
 118 wxColour::~wxColour()
 119 {
 120 }
 121
 122 void wxColour::Set(unsigned char r, unsigned char g, unsigned char b)
 123 {
 124     m_red = r;
 125     m_green = g;
 126     m_blue = b;
 127     m_isInit = true;
 128     m_pixel = PALETTERGB(m_red, m_green, m_blue);
 129 }
 130