X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d7a7546b8ef196eb4190bd2ce5b9f5210c79c2f2..dad6a47e6d425673510b53e9a01114cdea2a5f2c:/src/common/gdicmn.cpp diff --git a/src/common/gdicmn.cpp b/src/common/gdicmn.cpp index a525af1b0d..01273b854b 100644 --- a/src/common/gdicmn.cpp +++ b/src/common/gdicmn.cpp @@ -213,27 +213,47 @@ bool wxRect::Intersects(const wxRect& rect) const return r.width != 0; } -WX_DECLARE_STRING_HASH_MAP( wxColour*, wxStringToColourHashMap ); +// ============================================================================ +// wxColourDatabase +// ============================================================================ + +WX_DECLARE_STRING_HASH_MAP( wxColour *, wxStringToColourHashMap ); + +// ---------------------------------------------------------------------------- +// wxColourDatabase ctor/dtor +// ---------------------------------------------------------------------------- wxColourDatabase::wxColourDatabase () { - m_map = new wxStringToColourHashMap; + // will be created on demand in Initialize() + m_map = NULL; } wxColourDatabase::~wxColourDatabase () { - WX_CLEAR_HASH_MAP(wxStringToColourHashMap, *m_map); + if ( m_map ) + { + WX_CLEAR_HASH_MAP(wxStringToColourHashMap, *m_map); + + delete m_map; + } - delete m_map; - m_map = NULL; #ifdef __WXPM__ delete [] m_palTable; #endif } // Colour database stuff -void wxColourDatabase::Initialize () +void wxColourDatabase::Initialize() { + if ( m_map ) + { + // already initialized + return; + } + + m_map = new wxStringToColourHashMap; + static const struct wxColourDesc { const wxChar *name; @@ -312,16 +332,16 @@ void wxColourDatabase::Initialize () {wxT("WHITE"), 255, 255, 255}, {wxT("YELLOW"), 255, 255, 0}, {wxT("YELLOW GREEN"), 153, 204, 50}, - {wxT("YELLOW GREEN"), 153, 204, 50} }; - size_t n; + size_t n; for ( n = 0; n < WXSIZEOF(wxColourTable); n++ ) { const wxColourDesc& cc = wxColourTable[n]; - AddColour(cc.name, new wxColour(cc.r,cc.g,cc.b)); + (*m_map)[cc.name] = new wxColour(cc.r, cc.g, cc.b); } + #ifdef __WXPM__ m_palTable = new long[n]; for ( n = 0; n < WXSIZEOF(wxColourTable); n++ ) @@ -333,99 +353,73 @@ void wxColourDatabase::Initialize () #endif } -/* - * Changed by Ian Brown, July 1994. - * - * When running under X, the Colour Database starts off empty. The X server - * is queried for the colour first time after which it is entered into the - * database. This allows our client to use the server colour database which - * is hopefully gamma corrected for the display being used. - */ +// ---------------------------------------------------------------------------- +// wxColourDatabase operations +// ---------------------------------------------------------------------------- -wxColour *wxColourDatabase::FindColour(const wxString& colour) +void wxColourDatabase::AddColour(const wxString& name, const wxColour& colour) { - return FindColour(colour, true); -} - -wxColour *wxColourDatabase::FindColourNoAdd(const wxString& colour) const -{ - return ((wxColourDatabase*)this)->FindColour(colour, false); -} + Initialize(); -void wxColourDatabase::AddColour (const wxString& name, wxColour* colour) -{ + // canonicalize the colour names before using them as keys: they should be + // in upper case wxString colName = name; colName.MakeUpper(); - wxString colName2 = colName; - if ( !colName2.Replace(_T("GRAY"), _T("GREY")) ) - colName2.clear(); + + // ... and we also allow both grey/gray + wxString colNameAlt = colName; + if ( !colNameAlt.Replace(_T("GRAY"), _T("GREY")) ) + { + // but in this case it is not necessary so avoid extra search below + colNameAlt.clear(); + } wxStringToColourHashMap::iterator it = m_map->find(colName); - if ( it == m_map->end() ) - it = m_map->find(colName2); + if ( it == m_map->end() && !colNameAlt.empty() ) + it = m_map->find(colNameAlt); if ( it != m_map->end() ) { - delete it->second; - it->second = colour; + *(it->second) = colour; + } + else // new colour + { + (*m_map)[name] = new wxColour(colour); } - - (*m_map)[name] = colour; } -wxColour *wxColourDatabase::FindColour(const wxString& colour, bool add) +wxColour wxColourDatabase::Find(const wxString& colour) const { - // VZ: make the comparaison case insensitive and also match both grey and - // gray + wxColourDatabase * const self = wxConstCast(this, wxColourDatabase); + self->Initialize(); + + // first look among the existing colours + + // make the comparaison case insensitive and also match both grey and gray wxString colName = colour; colName.MakeUpper(); - wxString colName2 = colName; - if ( !colName2.Replace(_T("GRAY"), _T("GREY")) ) - colName2.clear(); + wxString colNameAlt = colName; + if ( !colNameAlt.Replace(_T("GRAY"), _T("GREY")) ) + colNameAlt.clear(); wxStringToColourHashMap::iterator it = m_map->find(colName); - if ( it == m_map->end() ) - it = m_map->find(colName2); + if ( it == m_map->end() && !colNameAlt.empty() ) + it = m_map->find(colNameAlt); if ( it != m_map->end() ) - return it->second; + return *(it->second); - if ( !add ) - return NULL; + // if we didn't find it, query the system, maybe it knows about it +#if defined(__WXGTK__) || defined(__X__) + wxColour col = wxColour::CreateByName(colour); -#ifdef __WXMSW__ - return NULL; -#endif -#ifdef __WXPM__ - return NULL; -#endif -#ifdef __WXMGL__ - return NULL; -#endif - -// TODO for other implementations. This should really go into -// platform-specific directories. -#ifdef __WXMAC__ - return NULL; -#endif -#ifdef __WXCOCOA__ - return NULL; -#endif -#ifdef __WXSTUBS__ - return NULL; -#endif - -#ifdef __WXGTK__ - wxColour *col = new wxColour( colour ); - - if (!(col->Ok())) - { - delete col; - return (wxColour *) NULL; - } - AddColour(colour, col); - return col; -#endif + if ( col.Ok() ) + { + // cache it + self->AddColour(colour, col); + } -#ifdef __X__ + return col; +#elif defined(__X__) + // TODO: move this to wxColour::CreateByName() XColor xcolour; #ifdef __WXMOTIF__ @@ -436,7 +430,7 @@ wxColour *wxColourDatabase::FindColour(const wxString& colour, bool add) #endif /* MATTHEW: [4] Use wxGetMainColormap */ if (!XParseColor(display, (Colormap) wxTheApp->GetMainColormap((WXDisplay*) display), colour.ToAscii() ,&xcolour)) - return NULL; + return NULL; #if wxUSE_NANOX unsigned char r = (unsigned char)(xcolour.red); @@ -448,36 +442,58 @@ wxColour *wxColourDatabase::FindColour(const wxString& colour, bool add) unsigned char b = (unsigned char)(xcolour.blue >> 8); #endif - wxColour *col = new wxColour(r, g, b); + wxColour col(r, g, b); AddColour(colour, col); return col; -#endif // __X__ +#else // other platform + return wxNullColour; +#endif // platforms } -wxString wxColourDatabase::FindName (const wxColour& colour) const +wxString wxColourDatabase::FindName(const wxColour& colour) const { - unsigned char red = colour.Red (); - unsigned char green = colour.Green (); - unsigned char blue = colour.Blue (); + wxColourDatabase * const self = wxConstCast(this, wxColourDatabase); + self->Initialize(); typedef wxStringToColourHashMap::iterator iterator; - for (iterator it = m_map->begin(), en = m_map->end(); it != en; ++it ) + for ( iterator it = m_map->begin(), en = m_map->end(); it != en; ++it ) { - wxColour *col = it->second; - - if (col->Red () == red && col->Green () == green && col->Blue () == blue) + if ( *(it->second) == colour ) return it->first; } return wxEmptyString; } +// ---------------------------------------------------------------------------- +// deprecated wxColourDatabase methods +// ---------------------------------------------------------------------------- + +wxColour *wxColourDatabase::FindColour(const wxString& name) +{ + wxColour col = Find(name); + if ( !col.Ok() ) + return NULL; + + return new wxColour(col); +} + +void wxColourDatabase::AddColour(const wxString& name, wxColour *colour) +{ + wxCHECK_RET( colour, _T("NULL pointer in wxColourDatabase::AddColour") ); + + AddColour(name, wxColour(*colour)); +} + +// ============================================================================ +// stock objects +// ============================================================================ + void wxInitializeStockLists() { wxTheColourDatabase = new wxColourDatabase; - wxTheColourDatabase->Initialize(); wxTheBrushList = new wxBrushList; wxThePenList = new wxPenList;