X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9b64e79868d4d32c3541bbd049d3f9f94c8edbfe..6362d82b3ed82aa6795e4ad03160820f94c9e4d4:/src/common/gdicmn.cpp diff --git a/src/common/gdicmn.cpp b/src/common/gdicmn.cpp index dae75bf4ef..e23c9a27fe 100644 --- a/src/common/gdicmn.cpp +++ b/src/common/gdicmn.cpp @@ -1,662 +1,902 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gdicmn.cpp +// Name: src/common/gdicmn.cpp // Purpose: Common GDI classes // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "gdicmn.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#include "wx/event.h" #include "wx/gdicmn.h" -#include "wx/brush.h" -#include "wx/pen.h" -#include "wx/bitmap.h" -#include "wx/icon.h" -#include "wx/cursor.h" -#include "wx/font.h" -#include "wx/palette.h" -#include "wx/app.h" -#include "wx/dc.h" -#include "wx/utils.h" - -#include "wx/log.h" -#include - -#ifdef __WXMSW__ -#include +#include "wx/gdiobj.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/pen.h" + #include "wx/brush.h" + #include "wx/palette.h" + #include "wx/icon.h" + #include "wx/iconbndl.h" + #include "wx/cursor.h" + #include "wx/settings.h" + #include "wx/bitmap.h" + #include "wx/colour.h" + #include "wx/font.h" + #include "wx/math.h" #endif -#ifdef __WXMOTIF__ -#include -#endif -#if !USE_SHARED_LIBRARY - IMPLEMENT_CLASS(wxColourDatabase, wxList) - IMPLEMENT_DYNAMIC_CLASS(wxFontList, wxList) - IMPLEMENT_DYNAMIC_CLASS(wxPenList, wxList) - IMPLEMENT_DYNAMIC_CLASS(wxBrushList, wxList) - IMPLEMENT_DYNAMIC_CLASS(wxBitmapList, wxList) - IMPLEMENT_DYNAMIC_CLASS(wxResourceCache, wxList) +IMPLEMENT_ABSTRACT_CLASS(wxGDIObject, wxObject) + + +WXDLLIMPEXP_DATA_CORE(wxBrushList*) wxTheBrushList; +WXDLLIMPEXP_DATA_CORE(wxFontList*) wxTheFontList; +WXDLLIMPEXP_DATA_CORE(wxPenList*) wxThePenList; + +WXDLLIMPEXP_DATA_CORE(wxColourDatabase*) wxTheColourDatabase; - IMPLEMENT_ABSTRACT_CLASS(wxDCBase, wxObject) +WXDLLIMPEXP_DATA_CORE(wxBitmap) wxNullBitmap; +WXDLLIMPEXP_DATA_CORE(wxBrush) wxNullBrush; +WXDLLIMPEXP_DATA_CORE(wxColour) wxNullColour; +WXDLLIMPEXP_DATA_CORE(wxCursor) wxNullCursor; +WXDLLIMPEXP_DATA_CORE(wxFont) wxNullFont; +WXDLLIMPEXP_DATA_CORE(wxIcon) wxNullIcon; +WXDLLIMPEXP_DATA_CORE(wxPen) wxNullPen; +#if wxUSE_PALETTE +WXDLLIMPEXP_DATA_CORE(wxPalette) wxNullPalette; #endif +WXDLLIMPEXP_DATA_CORE(wxIconBundle) wxNullIconBundle; + +const wxSize wxDefaultSize(wxDefaultCoord, wxDefaultCoord); +const wxPoint wxDefaultPosition(wxDefaultCoord, wxDefaultCoord); + +#include "wx/listimpl.cpp" +WX_DEFINE_LIST(wxPointList) -wxRect::wxRect(const wxPoint& topLeft, const wxPoint& bottomRight) -{ - x = topLeft.x; - y = topLeft.y; - width = bottomRight.x - topLeft.x; - height = bottomRight.y - topLeft.y; - if (width < 0) - { - width = -width; - x -= width; - } +#if wxUSE_EXTENDED_RTTI - if (height < 0) - { - height = -height; - y -= height; - } +// wxPoint + +template<> void wxStringReadValue(const wxString &s , wxPoint &data ) +{ + wxSscanf(s, wxT("%d,%d"), &data.x , &data.y ) ; } -wxRect::wxRect(const wxPoint& point, const wxSize& size) +template<> void wxStringWriteValue(wxString &s , const wxPoint &data ) { - x = point.x; y = point.y; - width = size.x; height = size.y; + s = wxString::Format(wxT("%d,%d"), data.x , data.y ) ; } -bool wxRect::operator==(const wxRect& rect) const +wxCUSTOM_TYPE_INFO(wxPoint, wxToStringConverter , wxFromStringConverter) + +template<> void wxStringReadValue(const wxString &s , wxSize &data ) { - return ((x == rect.x) && - (y == rect.y) && - (width == rect.width) && - (height == rect.height)); + wxSscanf(s, wxT("%d,%d"), &data.x , &data.y ) ; } -const wxRect& wxRect::operator += (const wxRect& rect) +template<> void wxStringWriteValue(wxString &s , const wxSize &data ) +{ + s = wxString::Format(wxT("%d,%d"), data.x , data.y ) ; +} + +wxCUSTOM_TYPE_INFO(wxSize, wxToStringConverter , wxFromStringConverter) + +#endif + +wxRect::wxRect(const wxPoint& point1, const wxPoint& point2) { - *this = (*this + rect); - return ( *this ) ; + x = point1.x; + y = point1.y; + width = point2.x - point1.x; + height = point2.y - point1.y; + + if (width < 0) + { + width = -width; + x = point2.x; + } + width++; + + if (height < 0) + { + height = -height; + y = point2.y; + } + height++; } -wxRect wxRect::operator + (const wxRect& rect) const +wxRect& wxRect::Union(const wxRect& rect) { - int x1 = wxMin(this->x, rect.x); - int y1 = wxMin(this->y, rect.y); - int y2 = wxMax(y+height, rect.height+rect.y); - int x2 = wxMax(x+width, rect.width+rect.x); - return wxRect(x1, y1, x2-x1, y2-y1); + // ignore empty rectangles: union with an empty rectangle shouldn't extend + // this one to (0, 0) + if ( !width || !height ) + { + *this = rect; + } + else if ( rect.width && rect.height ) + { + int x1 = wxMin(x, rect.x); + int y1 = wxMin(y, rect.y); + int y2 = wxMax(y + height, rect.height + rect.y); + int x2 = wxMax(x + width, rect.width + rect.x); + + x = x1; + y = y1; + width = x2 - x1; + height = y2 - y1; + } + //else: we're not empty and rect is empty + + return *this; } -bool wxRect::Inside(int cx, int cy) const +wxRect& wxRect::Inflate(wxCoord dx, wxCoord dy) +{ + if (-2*dx>width) + { + // Don't allow deflate to eat more width than we have, + // a well-defined rectangle cannot have negative width. + x+=width/2; + width=0; + } + else + { + // The inflate is valid. + x-=dx; + width+=2*dx; + } + + if (-2*dy>height) + { + // Don't allow deflate to eat more height than we have, + // a well-defined rectangle cannot have negative height. + y+=height/2; + height=0; + } + else + { + // The inflate is valid. + y-=dy; + height+=2*dy; + } + + return *this; +} + +bool wxRect::Contains(int cx, int cy) const { - return ( (cx >= x) && (cy >= y) - && ((cy - y) < height) - && ((cx - x) < width) - ); + return ( (cx >= x) && (cy >= y) + && ((cy - y) < height) + && ((cx - x) < width) + ); } -wxColourDatabase::wxColourDatabase (int type) : wxList (type) +bool wxRect::Contains(const wxRect& rect) const { + return Contains(rect.GetTopLeft()) && Contains(rect.GetBottomRight()); } -wxColourDatabase::~wxColourDatabase () +wxRect& wxRect::Intersect(const wxRect& rect) { - // Cleanup Colour allocated in Initialize() - wxNode *node = First (); - while (node) + int x2 = GetRight(), + y2 = GetBottom(); + + if ( x < rect.x ) + x = rect.x; + if ( y < rect.y ) + y = rect.y; + if ( x2 > rect.GetRight() ) + x2 = rect.GetRight(); + if ( y2 > rect.GetBottom() ) + y2 = rect.GetBottom(); + + width = x2 - x + 1; + height = y2 - y + 1; + + if ( width <= 0 || height <= 0 ) { - wxColour *col = (wxColour *) node->Data (); - wxNode *next = node->Next (); - delete col; - node = next; + width = + height = 0; } + + return *this; } -// Colour database stuff -void wxColourDatabase::Initialize () -{ - // Don't initialize for X: colours are found - // in FindColour below. - // Added: Not all - - struct cdef { - wxChar *name; - int r,g,b; - }; - cdef cc; - static cdef table[]={ - -// #ifdef __WXMSW__ - {T("AQUAMARINE"),112, 219, 147}, - {T("BLACK"),0, 0, 0}, - {T("BLUE"), 0, 0, 255}, - {T("BLUE VIOLET"), 159, 95, 159}, - {T("BROWN"), 165, 42, 42}, - {T("CADET BLUE"), 95, 159, 159}, - {T("CORAL"), 255, 127, 0}, - {T("CORNFLOWER BLUE"), 66, 66, 111}, - {T("CYAN"), 0, 255, 255}, - {T("DARK GREY"), 47, 47, 47}, // ? - - {T("DARK GREEN"), 47, 79, 47}, - {T("DARK OLIVE GREEN"), 79, 79, 47}, - {T("DARK ORCHID"), 153, 50, 204}, - {T("DARK SLATE BLUE"), 107, 35, 142}, - {T("DARK SLATE GREY"), 47, 79, 79}, - {T("DARK TURQUOISE"), 112, 147, 219}, - {T("DIM GREY"), 84, 84, 84}, - {T("FIREBRICK"), 142, 35, 35}, - {T("FOREST GREEN"), 35, 142, 35}, - {T("GOLD"), 204, 127, 50}, - {T("GOLDENROD"), 219, 219, 112}, - {T("GREY"), 128, 128, 128}, - {T("GREEN"), 0, 255, 0}, - {T("GREEN YELLOW"), 147, 219, 112}, - {T("INDIAN RED"), 79, 47, 47}, - {T("KHAKI"), 159, 159, 95}, - {T("LIGHT BLUE"), 191, 216, 216}, - {T("LIGHT GREY"), 192, 192, 192}, - {T("LIGHT STEEL BLUE"), 143, 143, 188}, - {T("LIME GREEN"), 50, 204, 50}, - {T("LIGHT MAGENTA"), 255, 0, 255}, - {T("MAGENTA"), 255, 0, 255}, - {T("MAROON"), 142, 35, 107}, - {T("MEDIUM AQUAMARINE"), 50, 204, 153}, - {T("MEDIUM GREY"), 100, 100, 100}, - {T("MEDIUM BLUE"), 50, 50, 204}, - {T("MEDIUM FOREST GREEN"), 107, 142, 35}, - {T("MEDIUM GOLDENROD"), 234, 234, 173}, - {T("MEDIUM ORCHID"), 147, 112, 219}, - {T("MEDIUM SEA GREEN"), 66, 111, 66}, - {T("MEDIUM SLATE BLUE"), 127, 0, 255}, - {T("MEDIUM SPRING GREEN"), 127, 255, 0}, - {T("MEDIUM TURQUOISE"), 112, 219, 219}, - {T("MEDIUM VIOLET RED"), 219, 112, 147}, - {T("MIDNIGHT BLUE"), 47, 47, 79}, - {T("NAVY"), 35, 35, 142}, - {T("ORANGE"), 204, 50, 50}, - {T("ORANGE RED"), 255, 0, 127}, - {T("ORCHID"), 219, 112, 219}, - {T("PALE GREEN"), 143, 188, 143}, - {T("PINK"), 188, 143, 234}, - {T("PLUM"), 234, 173, 234}, - {T("PURPLE"), 176, 0, 255}, - {T("RED"), 255, 0, 0}, - {T("SALMON"), 111, 66, 66}, - {T("SEA GREEN"), 35, 142, 107}, - {T("SIENNA"), 142, 107, 35}, - {T("SKY BLUE"), 50, 153, 204}, - {T("SLATE BLUE"), 0, 127, 255}, - {T("SPRING GREEN"), 0, 255, 127}, - {T("STEEL BLUE"), 35, 107, 142}, - {T("TAN"), 219, 147, 112}, - {T("THISTLE"), 216, 191, 216}, - {T("TURQUOISE"), 173, 234, 234}, - {T("VIOLET"), 79, 47, 79}, - {T("VIOLET RED"), 204, 50, 153}, - {T("WHEAT"), 216, 216, 191}, - {T("WHITE"), 255, 255, 255}, - {T("YELLOW"), 255, 255, 0}, - {T("YELLOW GREEN"), 153, 204, 50}, -// #endif - -#if defined(__WXGTK__) || defined(__X__) - {T("MEDIUM GOLDENROD"), 234, 234, 173}, - {T("MEDIUM FOREST GREEN"), 107, 142, 35}, - {T("LIGHT MAGENTA"), 255, 0, 255}, - {T("MEDIUM GREY"), 100, 100, 100}, -#endif +bool wxRect::Intersects(const wxRect& rect) const +{ + wxRect r = Intersect(rect); - {0,0,0,0} - }; - int i; - for (i=0;cc=table[i],cc.name!=0;i++) - { - Append(cc.name,new wxColour(cc.r,cc.g,cc.b)); - } + // if there is no intersection, both width and height are 0 + return r.width != 0; +} +wxRect& wxRect::operator+=(const wxRect& rect) +{ + *this = *this + rect; + return *this; } -/* - * 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. - */ -wxColour *wxColourDatabase::FindColour(const wxString& colour) +wxRect& wxRect::operator*=(const wxRect& rect) { - // VZ: make the comparaison case insensitive - wxString str = colour; - str.MakeUpper(); + *this = *this * rect; + return *this; +} - wxNode *node = Find(str); - if (node) - return (wxColour *)node->Data(); -#ifdef __WXMSW__ - else return NULL; -#endif -#ifdef __WXPM__ - else return NULL; -#endif +wxRect operator+(const wxRect& r1, const wxRect& r2) +{ + int x1 = wxMin(r1.x, r2.x); + int y1 = wxMin(r1.y, r2.y); + int y2 = wxMax(r1.y+r1.height, r2.height+r2.y); + int x2 = wxMax(r1.x+r1.width, r2.width+r2.x); + return wxRect(x1, y1, x2-x1, y2-y1); +} -// TODO for other implementations. This should really go into -// platform-specific directories. -#ifdef __WXMAC__ - else return NULL; -#endif -#ifdef __WXSTUBS__ - else return NULL; -#endif +wxRect operator*(const wxRect& r1, const wxRect& r2) +{ + int x1 = wxMax(r1.x, r2.x); + int y1 = wxMax(r1.y, r2.y); + int y2 = wxMin(r1.y+r1.height, r2.height+r2.y); + int x2 = wxMin(r1.x+r1.width, r2.width+r2.x); + return wxRect(x1, y1, x2-x1, y2-y1); +} -#ifdef __WXGTK__ - else { - wxColour *col = new wxColour( colour ); +// ============================================================================ +// wxColourDatabase +// ============================================================================ - if (!(col->Ok())) { - delete col; - return (wxColour *) NULL; - } - Append( colour, col ); - return col; - } -#endif +// ---------------------------------------------------------------------------- +// wxColourDatabase ctor/dtor +// ---------------------------------------------------------------------------- -#ifdef __X__ - else { - XColor xcolour; +wxColourDatabase::wxColourDatabase () +{ + // will be created on demand in Initialize() + m_map = NULL; +} -#ifdef __WXMOTIF__ - Display *display = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()) ; -#endif -#ifdef __XVIEW__ - Xv_Screen screen = xv_get(xview_server, SERVER_NTH_SCREEN, 0); - Xv_opaque root_window = xv_get(screen, XV_ROOT); - Display *display = (Display *)xv_get(root_window, XV_DISPLAY); +wxColourDatabase::~wxColourDatabase () +{ + if ( m_map ) + { + WX_CLEAR_HASH_MAP(wxStringToColourHashMap, *m_map); + + delete m_map; + } + +#ifdef __WXPM__ + delete [] m_palTable; #endif +} - /* MATTHEW: [4] Use wxGetMainColormap */ - if (!XParseColor(display, (Colormap) wxTheApp->GetMainColormap((WXDisplay*) display), colour,&xcolour)) - return NULL; +// Colour database stuff +void wxColourDatabase::Initialize() +{ + if ( m_map ) + { + // already initialized + return; + } - unsigned char r = (unsigned char)(xcolour.red >> 8); - unsigned char g = (unsigned char)(xcolour.green >> 8); - unsigned char b = (unsigned char)(xcolour.blue >> 8); + m_map = new wxStringToColourHashMap; - wxColour *col = new wxColour(r, g, b); - Append(colour, col); + static const struct wxColourDesc + { + const wxChar *name; + unsigned char r,g,b; + } + wxColourTable[] = + { + {wxT("AQUAMARINE"),112, 219, 147}, + {wxT("BLACK"),0, 0, 0}, + {wxT("BLUE"), 0, 0, 255}, + {wxT("BLUE VIOLET"), 159, 95, 159}, + {wxT("BROWN"), 165, 42, 42}, + {wxT("CADET BLUE"), 95, 159, 159}, + {wxT("CORAL"), 255, 127, 0}, + {wxT("CORNFLOWER BLUE"), 66, 66, 111}, + {wxT("CYAN"), 0, 255, 255}, + {wxT("DARK GREY"), 47, 47, 47}, // ? + + {wxT("DARK GREEN"), 47, 79, 47}, + {wxT("DARK OLIVE GREEN"), 79, 79, 47}, + {wxT("DARK ORCHID"), 153, 50, 204}, + {wxT("DARK SLATE BLUE"), 107, 35, 142}, + {wxT("DARK SLATE GREY"), 47, 79, 79}, + {wxT("DARK TURQUOISE"), 112, 147, 219}, + {wxT("DIM GREY"), 84, 84, 84}, + {wxT("FIREBRICK"), 142, 35, 35}, + {wxT("FOREST GREEN"), 35, 142, 35}, + {wxT("GOLD"), 204, 127, 50}, + {wxT("GOLDENROD"), 219, 219, 112}, + {wxT("GREY"), 128, 128, 128}, + {wxT("GREEN"), 0, 255, 0}, + {wxT("GREEN YELLOW"), 147, 219, 112}, + {wxT("INDIAN RED"), 79, 47, 47}, + {wxT("KHAKI"), 159, 159, 95}, + {wxT("LIGHT BLUE"), 191, 216, 216}, + {wxT("LIGHT GREY"), 192, 192, 192}, + {wxT("LIGHT STEEL BLUE"), 143, 143, 188}, + {wxT("LIME GREEN"), 50, 204, 50}, + {wxT("LIGHT MAGENTA"), 255, 0, 255}, + {wxT("MAGENTA"), 255, 0, 255}, + {wxT("MAROON"), 142, 35, 107}, + {wxT("MEDIUM AQUAMARINE"), 50, 204, 153}, + {wxT("MEDIUM GREY"), 100, 100, 100}, + {wxT("MEDIUM BLUE"), 50, 50, 204}, + {wxT("MEDIUM FOREST GREEN"), 107, 142, 35}, + {wxT("MEDIUM GOLDENROD"), 234, 234, 173}, + {wxT("MEDIUM ORCHID"), 147, 112, 219}, + {wxT("MEDIUM SEA GREEN"), 66, 111, 66}, + {wxT("MEDIUM SLATE BLUE"), 127, 0, 255}, + {wxT("MEDIUM SPRING GREEN"), 127, 255, 0}, + {wxT("MEDIUM TURQUOISE"), 112, 219, 219}, + {wxT("MEDIUM VIOLET RED"), 219, 112, 147}, + {wxT("MIDNIGHT BLUE"), 47, 47, 79}, + {wxT("NAVY"), 35, 35, 142}, + {wxT("ORANGE"), 204, 50, 50}, + {wxT("ORANGE RED"), 255, 0, 127}, + {wxT("ORCHID"), 219, 112, 219}, + {wxT("PALE GREEN"), 143, 188, 143}, + {wxT("PINK"), 255, 192, 203}, + {wxT("PLUM"), 234, 173, 234}, + {wxT("PURPLE"), 176, 0, 255}, + {wxT("RED"), 255, 0, 0}, + {wxT("SALMON"), 111, 66, 66}, + {wxT("SEA GREEN"), 35, 142, 107}, + {wxT("SIENNA"), 142, 107, 35}, + {wxT("SKY BLUE"), 50, 153, 204}, + {wxT("SLATE BLUE"), 0, 127, 255}, + {wxT("SPRING GREEN"), 0, 255, 127}, + {wxT("STEEL BLUE"), 35, 107, 142}, + {wxT("TAN"), 219, 147, 112}, + {wxT("THISTLE"), 216, 191, 216}, + {wxT("TURQUOISE"), 173, 234, 234}, + {wxT("VIOLET"), 79, 47, 79}, + {wxT("VIOLET RED"), 204, 50, 153}, + {wxT("WHEAT"), 216, 216, 191}, + {wxT("WHITE"), 255, 255, 255}, + {wxT("YELLOW"), 255, 255, 0}, + {wxT("YELLOW GREEN"), 153, 204, 50} + }; + + size_t n; + + for ( n = 0; n < WXSIZEOF(wxColourTable); n++ ) + { + const wxColourDesc& cc = wxColourTable[n]; + (*m_map)[cc.name] = new wxColour(cc.r, cc.g, cc.b); + } - return col; - } +#ifdef __WXPM__ + m_palTable = new long[n]; + for ( n = 0; n < WXSIZEOF(wxColourTable); n++ ) + { + const wxColourDesc& cc = wxColourTable[n]; + m_palTable[n] = OS2RGB(cc.r,cc.g,cc.b); + } + m_nSize = n; #endif } -wxString wxColourDatabase::FindName (const wxColour& colour) const +// ---------------------------------------------------------------------------- +// wxColourDatabase operations +// ---------------------------------------------------------------------------- + +void wxColourDatabase::AddColour(const wxString& name, const wxColour& colour) { - wxString name; + Initialize(); - unsigned char red = colour.Red (); - unsigned char green = colour.Green (); - unsigned char blue = colour.Blue (); + // canonicalize the colour names before using them as keys: they should be + // in upper case + wxString colName = name; + colName.MakeUpper(); - for (wxNode * node = First (); node; node = node->Next ()) + // ... and we also allow both grey/gray + wxString colNameAlt = colName; + if ( !colNameAlt.Replace(_T("GRAY"), _T("GREY")) ) { - wxColour *col = (wxColour *) node->Data (); + // but in this case it is not necessary so avoid extra search below + colNameAlt.clear(); + } - if (col->Red () == red && col->Green () == green && col->Blue () == blue) - { - const wxChar *found = node->GetKeyString(); - if ( found ) - { - name = found; + wxStringToColourHashMap::iterator it = m_map->find(colName); + if ( it == m_map->end() && !colNameAlt.empty() ) + it = m_map->find(colNameAlt); + if ( it != m_map->end() ) + { + *(it->second) = colour; + } + else // new colour + { + (*m_map)[colName] = new wxColour(colour); + } +} - break; - } - } +wxColour wxColourDatabase::Find(const wxString& colour) const +{ + wxColourDatabase * const self = wxConstCast(this, wxColourDatabase); + self->Initialize(); + + // make the comparaison case insensitive and also match both grey and gray + wxString colName = colour; + colName.MakeUpper(); + wxString colNameAlt = colName; + if ( !colNameAlt.Replace(_T("GRAY"), _T("GREY")) ) + colNameAlt.clear(); + + wxStringToColourHashMap::iterator it = m_map->find(colName); + if ( it == m_map->end() && !colNameAlt.empty() ) + it = m_map->find(colNameAlt); + if ( it != m_map->end() ) + return *(it->second); + + // we did not find any result in existing colours: + // we won't use wxString -> wxColour conversion because the + // wxColour::Set(const wxString &) function which does that conversion + // internally uses this function (wxColourDatabase::Find) and we want + // to avoid infinite recursion ! + return wxNullColour; +} + +wxString wxColourDatabase::FindName(const wxColour& colour) const +{ + 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 ) + { + if ( *(it->second) == colour ) + return it->first; } - return name; + return wxEmptyString; } -void wxInitializeStockLists () { - wxTheBrushList = new wxBrushList; - wxThePenList = new wxPenList; - wxTheFontList = new wxFontList; - wxTheBitmapList = new wxBitmapList; +// ---------------------------------------------------------------------------- +// deprecated wxColourDatabase methods +// ---------------------------------------------------------------------------- + +#if WXWIN_COMPATIBILITY_2_6 +wxColour *wxColourDatabase::FindColour(const wxString& name) +{ + // This function is deprecated, use Find() instead. + // Formerly this function sometimes would return a deletable pointer and + // sometimes a non-deletable one (when returning a colour from the database). + // Trying to delete the latter anyway results in problems, so probably + // nobody ever freed the pointers. Currently it always returns a new + // instance, which means there will be memory leaks. + wxLogDebug(wxT("wxColourDataBase::FindColour():") + wxT(" Please use wxColourDataBase::Find() instead")); + + // using a static variable here is not the most elegant solution but unless + // we want to make wxStringToColourHashMap public (i.e. move it to the + // header) so that we could have a member function returning + // wxStringToColourHashMap::iterator, there is really no good way to do it + // otherwise + // + // and knowing that this function is going to disappear in the next release + // anyhow I don't want to waste time on this + + static wxColour s_col; + + s_col = Find(name); + if ( !s_col.Ok() ) + return NULL; + + return new wxColour(s_col); +} +#endif // WXWIN_COMPATIBILITY_2_6 + +// ============================================================================ +// stock objects +// ============================================================================ + +static wxStockGDI gs_wxStockGDI_instance; +wxStockGDI* wxStockGDI::ms_instance = &gs_wxStockGDI_instance; +wxObject* wxStockGDI::ms_stockObject[ITEMCOUNT]; + +wxStockGDI::wxStockGDI() +{ } -void wxInitializeStockObjects () +wxStockGDI::~wxStockGDI() { -#ifdef __WXMOTIF__ -#endif -#ifdef __X__ - // TODO - // wxFontPool = new XFontPool; -#endif +} - wxNORMAL_FONT = new wxFont (12, wxMODERN, wxNORMAL, wxNORMAL); - wxSMALL_FONT = new wxFont (10, wxSWISS, wxNORMAL, wxNORMAL); - wxITALIC_FONT = new wxFont (12, wxROMAN, wxITALIC, wxNORMAL); - wxSWISS_FONT = new wxFont (12, wxSWISS, wxNORMAL, wxNORMAL); - - wxRED_PEN = new wxPen ("RED", 1, wxSOLID); - wxCYAN_PEN = new wxPen ("CYAN", 1, wxSOLID); - wxGREEN_PEN = new wxPen ("GREEN", 1, wxSOLID); - wxBLACK_PEN = new wxPen ("BLACK", 1, wxSOLID); - wxWHITE_PEN = new wxPen ("WHITE", 1, wxSOLID); - wxTRANSPARENT_PEN = new wxPen ("BLACK", 1, wxTRANSPARENT); - wxBLACK_DASHED_PEN = new wxPen ("BLACK", 1, wxSHORT_DASH); - wxGREY_PEN = new wxPen ("GREY", 1, wxSOLID); - wxMEDIUM_GREY_PEN = new wxPen ("MEDIUM GREY", 1, wxSOLID); - wxLIGHT_GREY_PEN = new wxPen ("LIGHT GREY", 1, wxSOLID); - - wxBLUE_BRUSH = new wxBrush ("BLUE", wxSOLID); - wxGREEN_BRUSH = new wxBrush ("GREEN", wxSOLID); - wxWHITE_BRUSH = new wxBrush ("WHITE", wxSOLID); - wxBLACK_BRUSH = new wxBrush ("BLACK", wxSOLID); - wxTRANSPARENT_BRUSH = new wxBrush ("BLACK", wxTRANSPARENT); - wxCYAN_BRUSH = new wxBrush ("CYAN", wxSOLID); - wxRED_BRUSH = new wxBrush ("RED", wxSOLID); - wxGREY_BRUSH = new wxBrush ("GREY", wxSOLID); - wxMEDIUM_GREY_BRUSH = new wxBrush ("MEDIUM GREY", wxSOLID); - wxLIGHT_GREY_BRUSH = new wxBrush ("LIGHT GREY", wxSOLID); - - wxBLACK = new wxColour ("BLACK"); - wxWHITE = new wxColour ("WHITE"); - wxRED = new wxColour ("RED"); - wxBLUE = new wxColour ("BLUE"); - wxGREEN = new wxColour ("GREEN"); - wxCYAN = new wxColour ("CYAN"); - wxLIGHT_GREY = new wxColour ("LIGHT GREY"); - - wxSTANDARD_CURSOR = new wxCursor (wxCURSOR_ARROW); - wxHOURGLASS_CURSOR = new wxCursor (wxCURSOR_WAIT); - wxCROSS_CURSOR = new wxCursor (wxCURSOR_CROSS); -} - -void wxDeleteStockObjects () -{ - wxDELETE(wxNORMAL_FONT); - wxDELETE(wxSMALL_FONT); - wxDELETE(wxITALIC_FONT); - wxDELETE(wxSWISS_FONT); - - wxDELETE(wxRED_PEN); - wxDELETE(wxCYAN_PEN); - wxDELETE(wxGREEN_PEN); - wxDELETE(wxBLACK_PEN); - wxDELETE(wxWHITE_PEN); - wxDELETE(wxTRANSPARENT_PEN); - wxDELETE(wxBLACK_DASHED_PEN); - wxDELETE(wxGREY_PEN); - wxDELETE(wxMEDIUM_GREY_PEN); - wxDELETE(wxLIGHT_GREY_PEN); - - wxDELETE(wxBLUE_BRUSH); - wxDELETE(wxGREEN_BRUSH); - wxDELETE(wxWHITE_BRUSH); - wxDELETE(wxBLACK_BRUSH); - wxDELETE(wxTRANSPARENT_BRUSH); - wxDELETE(wxCYAN_BRUSH); - wxDELETE(wxRED_BRUSH); - wxDELETE(wxGREY_BRUSH); - wxDELETE(wxMEDIUM_GREY_BRUSH); - wxDELETE(wxLIGHT_GREY_BRUSH); - - wxDELETE(wxBLACK); - wxDELETE(wxWHITE); - wxDELETE(wxRED); - wxDELETE(wxBLUE); - wxDELETE(wxGREEN); - wxDELETE(wxCYAN); - wxDELETE(wxLIGHT_GREY); - - wxDELETE(wxSTANDARD_CURSOR); - wxDELETE(wxHOURGLASS_CURSOR); - wxDELETE(wxCROSS_CURSOR); -} - -void wxDeleteStockLists() { - wxDELETE(wxTheBrushList); - wxDELETE(wxThePenList); - wxDELETE(wxTheFontList); - wxDELETE(wxTheBitmapList); -} - -wxBitmapList::wxBitmapList () -{ -} - -wxBitmapList::~wxBitmapList () -{ -#if defined(__WXMSW__) || defined(__WXMOTIF__) - wxNode *node = First (); - while (node) +void wxStockGDI::DeleteAll() +{ + for (unsigned i = 0; i < ITEMCOUNT; i++) { - wxBitmap *bitmap = (wxBitmap *) node->Data (); - wxNode *next = node->Next (); - if (bitmap->GetVisible()) - delete bitmap; - node = next; + delete ms_stockObject[i]; + ms_stockObject[i] = NULL; } -#endif } -// Pen and Brush lists -wxPenList::~wxPenList () +const wxBrush* wxStockGDI::GetBrush(Item item) { -#if defined(__WXMSW__) || defined(__WXMOTIF__) - wxNode *node = First (); - while (node) + wxBrush* brush = static_cast(ms_stockObject[item]); + if (brush == NULL) { - wxPen *pen = (wxPen *) node->Data (); - wxNode *next = node->Next (); - if (pen->GetVisible()) - delete pen; - node = next; + switch (item) + { + case BRUSH_BLACK: + brush = new wxBrush(*GetColour(COLOUR_BLACK), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_BLUE: + brush = new wxBrush(*GetColour(COLOUR_BLUE), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_CYAN: + brush = new wxBrush(*GetColour(COLOUR_CYAN), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_GREEN: + brush = new wxBrush(*GetColour(COLOUR_GREEN), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_GREY: + brush = new wxBrush(wxColour(wxT("GREY")), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_LIGHTGREY: + brush = new wxBrush(*GetColour(COLOUR_LIGHTGREY), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_MEDIUMGREY: + brush = new wxBrush(wxColour(wxT("MEDIUM GREY")), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_RED: + brush = new wxBrush(*GetColour(COLOUR_RED), wxBRUSHSTYLE_SOLID); + break; + case BRUSH_TRANSPARENT: + brush = new wxBrush(*GetColour(COLOUR_BLACK), wxBRUSHSTYLE_TRANSPARENT); + break; + case BRUSH_WHITE: + brush = new wxBrush(*GetColour(COLOUR_WHITE), wxBRUSHSTYLE_SOLID); + break; + default: + wxFAIL; + } + ms_stockObject[item] = brush; } -#endif + return brush; } -void wxPenList::AddPen (wxPen * pen) +const wxColour* wxStockGDI::GetColour(Item item) { - Append (pen); + wxColour* colour = static_cast(ms_stockObject[item]); + if (colour == NULL) + { + switch (item) + { + case COLOUR_BLACK: + colour = new wxColour(0, 0, 0); + break; + case COLOUR_BLUE: + colour = new wxColour(0, 0, 255); + break; + case COLOUR_CYAN: + colour = new wxColour(wxT("CYAN")); + break; + case COLOUR_GREEN: + colour = new wxColour(0, 255, 0); + break; + case COLOUR_LIGHTGREY: + colour = new wxColour(wxT("LIGHT GREY")); + break; + case COLOUR_RED: + colour = new wxColour(255, 0, 0); + break; + case COLOUR_WHITE: + colour = new wxColour(255, 255, 255); + break; + default: + wxFAIL; + } + ms_stockObject[item] = colour; + } + return colour; } -void wxPenList::RemovePen (wxPen * pen) +const wxCursor* wxStockGDI::GetCursor(Item item) { - DeleteObject (pen); + wxCursor* cursor = static_cast(ms_stockObject[item]); + if (cursor == NULL) + { + switch (item) + { + case CURSOR_CROSS: + cursor = new wxCursor(wxCURSOR_CROSS); + break; + case CURSOR_HOURGLASS: + cursor = new wxCursor(wxCURSOR_WAIT); + break; + case CURSOR_STANDARD: + cursor = new wxCursor(wxCURSOR_ARROW); + break; + default: + wxFAIL; + } + ms_stockObject[item] = cursor; + } + return cursor; } -wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, int style) +const wxFont* wxStockGDI::GetFont(Item item) { - for (wxNode * node = First (); node; node = node->Next ()) + wxFont* font = static_cast(ms_stockObject[item]); + if (font == NULL) { - wxPen *each_pen = (wxPen *) node->Data (); - if (each_pen && each_pen->GetVisible() && - each_pen->GetWidth () == width && - each_pen->GetStyle () == style && - each_pen->GetColour ().Red () == colour.Red () && - each_pen->GetColour ().Green () == colour.Green () && - each_pen->GetColour ().Blue () == colour.Blue ()) - return each_pen; + switch (item) + { + case FONT_ITALIC: + font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize(), wxROMAN, wxITALIC, wxNORMAL); + break; + case FONT_NORMAL: + font = new wxFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); + break; + case FONT_SMALL: + font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize() - 2, wxSWISS, wxNORMAL, wxNORMAL); + break; + case FONT_SWISS: + font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize(), wxSWISS, wxNORMAL, wxNORMAL); + break; + default: + wxFAIL; + } + ms_stockObject[item] = font; } - wxPen *pen = new wxPen (colour, width, style); - - // Yes, we can return a pointer to this in a later FindOrCreatePen call, - // because we created it within FindOrCreatePen. Safeguards against - // returning a pointer to an automatic variable and hanging on to it - // (dangling pointer). - pen->SetVisible(TRUE); - return pen; + return font; } -wxBrushList::~wxBrushList () +const wxPen* wxStockGDI::GetPen(Item item) { -#if defined(__WXMSW__) || defined(__WXMOTIF__) - wxNode *node = First (); - while (node) + wxPen* pen = static_cast(ms_stockObject[item]); + if (pen == NULL) { - wxBrush *brush = (wxBrush *) node->Data (); - wxNode *next = node->Next (); - if (brush->GetVisible()) - delete brush; - node = next; + switch (item) + { + case PEN_BLACK: + pen = new wxPen(*GetColour(COLOUR_BLACK), 1, wxPENSTYLE_SOLID); + break; + case PEN_BLACKDASHED: + pen = new wxPen(*GetColour(COLOUR_BLACK), 1, wxPENSTYLE_SHORT_DASH); + break; + case PEN_CYAN: + pen = new wxPen(*GetColour(COLOUR_CYAN), 1, wxPENSTYLE_SOLID); + break; + case PEN_GREEN: + pen = new wxPen(*GetColour(COLOUR_GREEN), 1, wxPENSTYLE_SOLID); + break; + case PEN_GREY: + pen = new wxPen(wxColour(wxT("GREY")), 1, wxPENSTYLE_SOLID); + break; + case PEN_LIGHTGREY: + pen = new wxPen(*GetColour(COLOUR_LIGHTGREY), 1, wxPENSTYLE_SOLID); + break; + case PEN_MEDIUMGREY: + pen = new wxPen(wxColour(wxT("MEDIUM GREY")), 1, wxPENSTYLE_SOLID); + break; + case PEN_RED: + pen = new wxPen(*GetColour(COLOUR_RED), 1, wxPENSTYLE_SOLID); + break; + case PEN_TRANSPARENT: + pen = new wxPen(*GetColour(COLOUR_BLACK), 1, wxPENSTYLE_TRANSPARENT); + break; + case PEN_WHITE: + pen = new wxPen(*GetColour(COLOUR_WHITE), 1, wxPENSTYLE_SOLID); + break; + default: + wxFAIL; + } + ms_stockObject[item] = pen; } -#endif + return pen; } -void wxBrushList::AddBrush (wxBrush * brush) +void wxInitializeStockLists() { - Append (brush); + wxTheColourDatabase = new wxColourDatabase; + + wxTheBrushList = new wxBrushList; + wxThePenList = new wxPenList; + wxTheFontList = new wxFontList; } -wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, int style) +void wxDeleteStockLists() { - for (wxNode * node = First (); node; node = node->Next ()) - { - wxBrush *each_brush = (wxBrush *) node->Data (); - if (each_brush && each_brush->GetVisible() && - each_brush->GetStyle () == style && - each_brush->GetColour ().Red () == colour.Red () && - each_brush->GetColour ().Green () == colour.Green () && - each_brush->GetColour ().Blue () == colour.Blue ()) - return each_brush; - } - // Yes, we can return a pointer to this in a later FindOrCreateBrush call, - // because we created it within FindOrCreateBrush. Safeguards against - // returning a pointer to an automatic variable and hanging on to it - // (dangling pointer). - wxBrush *brush = new wxBrush (colour, style); - brush->SetVisible(TRUE); - return brush; + wxDELETE(wxTheBrushList); + wxDELETE(wxThePenList); + wxDELETE(wxTheFontList); } -void wxBrushList::RemoveBrush (wxBrush * brush) +// ============================================================================ +// wxTheXXXList stuff (semi-obsolete) +// ============================================================================ + +wxGDIObjListBase::wxGDIObjListBase() { - DeleteObject (brush); } -wxFontList::~wxFontList () +wxGDIObjListBase::~wxGDIObjListBase() { - wxNode *node = First (); - while (node) + for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext()) { - // Only delete objects that are 'visible', i.e. - // that have been created using FindOrCreate..., - // where the pointers are expected to be shared - // (and therefore not deleted by any one part of an app). - wxFont *font = (wxFont *) node->Data (); - wxNode *next = node->Next (); - if (font->GetVisible()) - delete font; - node = next; -} + delete static_cast(node->GetData()); + } } -void wxFontList::AddFont (wxFont * font) +wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, wxPenStyle style) { - Append (font); + for ( wxList::compatibility_iterator node = list.GetFirst(); + node; + node = node->GetNext() ) + { + wxPen * const pen = (wxPen *) node->GetData(); + if ( pen->GetWidth () == width && + pen->GetStyle () == style && + pen->GetColour() == colour ) + return pen; + } + + wxPen* pen = NULL; + wxPen penTmp(colour, width, style); + if (penTmp.Ok()) + { + pen = new wxPen(penTmp); + list.Append(pen); + } + + return pen; } -void wxFontList::RemoveFont (wxFont * font) +wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, wxBrushStyle style) { - DeleteObject (font); + for ( wxList::compatibility_iterator node = list.GetFirst(); + node; + node = node->GetNext() ) + { + wxBrush * const brush = (wxBrush *) node->GetData (); + if ( brush->GetStyle() == style && brush->GetColour() == colour ) + return brush; + } + + wxBrush* brush = NULL; + wxBrush brushTmp(colour, style); + if (brushTmp.Ok()) + { + brush = new wxBrush(brushTmp); + list.Append(brush); + } + + return brush; } -wxFont *wxFontList:: - FindOrCreateFont (int PointSize, int FamilyOrFontId, int Style, int Weight, bool underline, const wxString& Face) +wxFont *wxFontList::FindOrCreateFont(int pointSize, + wxFontFamily family, + wxFontStyle style, + wxFontWeight weight, + bool underline, + const wxString& facename, + wxFontEncoding encoding) { - for (wxNode * node = First (); node; node = node->Next ()) + wxFont *font; + wxList::compatibility_iterator node; + for (node = list.GetFirst(); node; node = node->GetNext()) { - wxFont *each_font = (wxFont *) node->Data (); - if (each_font && each_font->GetVisible() && each_font->Ok() && - each_font->GetPointSize () == PointSize && - each_font->GetStyle () == Style && - each_font->GetWeight () == Weight && - each_font->GetUnderlined () == underline && - //#if defined(__X__) - // each_font->GetFontId () == FamilyOrFontId) /* New font system */ - //#else + font = (wxFont *)node->GetData(); + if ( + font->GetPointSize () == pointSize && + font->GetStyle () == style && + font->GetWeight () == weight && + font->GetUnderlined () == underline ) + { + wxFontFamily fontFamily = (wxFontFamily)font->GetFamily(); + #if defined(__WXGTK__) - (each_font->GetFamily() == FamilyOrFontId || - (each_font->GetFamily() == wxSWISS && FamilyOrFontId == wxDEFAULT)) && -#else - each_font->GetFamily() == FamilyOrFontId && -#endif - ((each_font->GetFaceName() == T("")) || each_font->GetFaceName() == Face)) - //#endif - return each_font; + // under GTK the default family is wxSWISS, so looking for a font + // with wxDEFAULT family should return a wxSWISS one instead of + // creating a new one + bool same = (fontFamily == family) || + (fontFamily == wxFONTFAMILY_SWISS && family == wxFONTFAMILY_DEFAULT); +#else // !GTK + // VZ: but why elsewhere do we require an exact match? mystery... + bool same = fontFamily == family; +#endif // GTK/!GTK + + // empty facename matches anything at all: this is bad because + // depending on which fonts are already created, we might get back + // a different font if we create it with empty facename, but it is + // still better than never matching anything in the cache at all + // in this case + if ( same && !facename.empty() ) + { + const wxString& fontFace = font->GetFaceName(); + + // empty facename matches everything + same = !fontFace || fontFace == facename; + } + + if ( same && (encoding != wxFONTENCODING_DEFAULT) ) + { + // have to match the encoding too + same = font->GetEncoding() == encoding; + } + + if ( same ) + { + return font; + } + } } - wxFont *font = new wxFont (PointSize, FamilyOrFontId, Style, Weight, underline, Face); - font->SetVisible(TRUE); - return font; + + // font not found, create the new one + font = NULL; + wxFont fontTmp(pointSize, family, style, weight, underline, facename, encoding); + if (fontTmp.Ok()) + { + font = new wxFont(fontTmp); + list.Append(font); + } + + return font; } -void wxBitmapList::AddBitmap(wxBitmap *bitmap) +#if WXWIN_COMPATIBILITY_2_6 +void wxBrushList::AddBrush(wxBrush*) { } +void wxBrushList::RemoveBrush(wxBrush*) { } +void wxFontList::AddFont(wxFont*) { } +void wxFontList::RemoveFont(wxFont*) { } +void wxPenList::AddPen(wxPen*) { } +void wxPenList::RemovePen(wxPen*) { } +#endif + +wxSize wxGetDisplaySize() { - Append(bitmap); + int x, y; + wxDisplaySize(& x, & y); + return wxSize(x, y); } -void wxBitmapList::RemoveBitmap(wxBitmap *bitmap) +wxRect wxGetClientDisplayRect() { - DeleteObject(bitmap); + int x, y, width, height; + wxClientDisplayRect(&x, &y, &width, &height); // call plat-specific version + return wxRect(x, y, width, height); } -wxSize wxGetDisplaySize() +wxSize wxGetDisplaySizeMM() { int x, y; - wxDisplaySize(& x, & y); + wxDisplaySizeMM(& x, & y); return wxSize(x, y); } -wxResourceCache::~wxResourceCache () +wxSize wxGetDisplayPPI() { - wxNode *node = First (); - while (node) { - wxGDIObject *item = (wxGDIObject *)node->Data(); - if (item->IsKindOf(CLASSINFO(wxBrush))) { - wxBrush *brush = (wxBrush *)item; - delete brush; - } + const wxSize pixels = wxGetDisplaySize(); + const wxSize mm = wxGetDisplaySizeMM(); - if (item->IsKindOf(CLASSINFO(wxFont))) { - wxFont *font = (wxFont *)item; - delete font; - } + return wxSize((int)((pixels.x * inches2mm) / mm.x), + (int)((pixels.y * inches2mm) / mm.y)); +} - if (item->IsKindOf(CLASSINFO(wxBitmap))) { - wxBitmap *bitmap = (wxBitmap *)item; - delete bitmap; - } +wxResourceCache::~wxResourceCache () +{ + wxList::compatibility_iterator node = GetFirst (); + while (node) { + wxObject *item = (wxObject *)node->GetData(); + delete item; - if (item->IsKindOf(CLASSINFO(wxColour))) { - wxColour *colour = (wxColour *)item; - delete colour; + node = node->GetNext (); } - - wxNode *next = node->Next (); - node = next; - } } -