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dolphin-emulator/Externals/wxWidgets3/src/common/gdicmn.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: src/common/gdicmn.cpp
// Purpose: Common GDI classes
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/gdicmn.h"
#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
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;
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)
#if wxUSE_EXTENDED_RTTI
// wxPoint
template<> void wxStringReadValue(const wxString &s , wxPoint &data )
{
wxSscanf(s, wxT("%d,%d"), &data.x , &data.y ) ;
}
template<> void wxStringWriteValue(wxString &s , const wxPoint &data )
{
s = wxString::Format(wxT("%d,%d"), data.x , data.y ) ;
}
wxCUSTOM_TYPE_INFO(wxPoint, wxToStringConverter<wxPoint> , wxFromStringConverter<wxPoint>)
template<> void wxStringReadValue(const wxString &s , wxSize &data )
{
wxSscanf(s, wxT("%d,%d"), &data.x , &data.y ) ;
}
template<> void wxStringWriteValue(wxString &s , const wxSize &data )
{
s = wxString::Format(wxT("%d,%d"), data.x , data.y ) ;
}
wxCUSTOM_TYPE_INFO(wxSize, wxToStringConverter<wxSize> , wxFromStringConverter<wxSize>)
#endif
wxRect::wxRect(const wxPoint& point1, const wxPoint& point2)
{
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::Union(const wxRect& rect)
{
// 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;
}
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)
);
}
bool wxRect::Contains(const wxRect& rect) const
{
return Contains(rect.GetTopLeft()) && Contains(rect.GetBottomRight());
}
wxRect& wxRect::Intersect(const wxRect& rect)
{
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 )
{
width =
height = 0;
}
return *this;
}
bool wxRect::Intersects(const wxRect& rect) const
{
wxRect r = Intersect(rect);
// 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;
}
wxRect& wxRect::operator*=(const wxRect& rect)
{
*this = *this * rect;
return *this;
}
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);
}
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);
}
wxRealPoint::wxRealPoint(const wxPoint& pt)
: x(pt.x), y(pt.y)
{
}
// ============================================================================
// wxColourDatabase
// ============================================================================
// ----------------------------------------------------------------------------
// wxColourDatabase ctor/dtor
// ----------------------------------------------------------------------------
wxColourDatabase::wxColourDatabase ()
{
// will be created on demand in Initialize()
m_map = NULL;
}
wxColourDatabase::~wxColourDatabase ()
{
if ( m_map )
{
WX_CLEAR_HASH_MAP(wxStringToColourHashMap, *m_map);
delete m_map;
}
#ifdef __WXPM__
delete [] m_palTable;
#endif
}
// Colour database stuff
void wxColourDatabase::Initialize()
{
if ( m_map )
{
// already initialized
return;
}
m_map = new wxStringToColourHashMap;
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, 119, 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);
}
#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
}
// ----------------------------------------------------------------------------
// wxColourDatabase operations
// ----------------------------------------------------------------------------
void wxColourDatabase::AddColour(const wxString& name, const wxColour& colour)
{
Initialize();
// canonicalize the colour names before using them as keys: they should be
// in upper case
wxString colName = name;
colName.MakeUpper();
// ... and we also allow both grey/gray
wxString colNameAlt = colName;
if ( !colNameAlt.Replace(wxT("GRAY"), wxT("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() && !colNameAlt.empty() )
it = m_map->find(colNameAlt);
if ( it != m_map->end() )
{
*(it->second) = colour;
}
else // new colour
{
(*m_map)[colName] = new wxColour(colour);
}
}
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(wxT("GRAY"), wxT("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 wxEmptyString;
}
// ----------------------------------------------------------------------------
// 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.IsOk() )
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()
{
}
wxStockGDI::~wxStockGDI()
{
}
void wxStockGDI::DeleteAll()
{
for (unsigned i = 0; i < ITEMCOUNT; i++)
{
wxDELETE(ms_stockObject[i]);
}
}
const wxBrush* wxStockGDI::GetBrush(Item item)
{
wxBrush* brush = static_cast<wxBrush*>(ms_stockObject[item]);
if (brush == NULL)
{
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_YELLOW:
brush = new wxBrush(*GetColour(COLOUR_YELLOW), 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;
}
return brush;
}
const wxColour* wxStockGDI::GetColour(Item item)
{
wxColour* colour = static_cast<wxColour*>(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_YELLOW:
colour = new wxColour(255, 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;
}
const wxCursor* wxStockGDI::GetCursor(Item item)
{
wxCursor* cursor = static_cast<wxCursor*>(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;
}
const wxFont* wxStockGDI::GetFont(Item item)
{
wxFont* font = static_cast<wxFont*>(ms_stockObject[item]);
if (font == NULL)
{
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()
// Using the font 2 points smaller than the normal one
// results in font so small as to be unreadable under MSW.
// We might want to actually use -1 under the other
// platforms too but for now be conservative and keep -2
// there for compatibility with the old behaviour as the
// small font seems to be readable enough there as it is.
#ifdef __WXMSW__
- 1,
#else
- 2,
#endif
wxSWISS, wxNORMAL, wxNORMAL);
break;
case FONT_SWISS:
font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize(), wxSWISS, wxNORMAL, wxNORMAL);
break;
default:
wxFAIL;
}
ms_stockObject[item] = font;
}
return font;
}
const wxPen* wxStockGDI::GetPen(Item item)
{
wxPen* pen = static_cast<wxPen*>(ms_stockObject[item]);
if (pen == NULL)
{
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_BLUE:
pen = new wxPen(*GetColour(COLOUR_BLUE), 1, wxPENSTYLE_SOLID);
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_YELLOW:
pen = new wxPen(*GetColour(COLOUR_YELLOW), 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;
}
return pen;
}
void wxInitializeStockLists()
{
wxTheColourDatabase = new wxColourDatabase;
wxTheBrushList = new wxBrushList;
wxThePenList = new wxPenList;
wxTheFontList = new wxFontList;
}
void wxDeleteStockLists()
{
wxDELETE(wxTheBrushList);
wxDELETE(wxThePenList);
wxDELETE(wxTheFontList);
// wxTheColourDatabase is cleaned up by wxAppBase::CleanUp()
}
// ============================================================================
// wxTheXXXList stuff (semi-obsolete)
// ============================================================================
wxGDIObjListBase::wxGDIObjListBase()
{
}
wxGDIObjListBase::~wxGDIObjListBase()
{
for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext())
{
delete static_cast<wxObject*>(node->GetData());
}
}
wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, wxPenStyle style)
{
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.IsOk())
{
pen = new wxPen(penTmp);
list.Append(pen);
}
return pen;
}
wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, wxBrushStyle style)
{
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.IsOk())
{
brush = new wxBrush(brushTmp);
list.Append(brush);
}
return brush;
}
wxFont *wxFontList::FindOrCreateFont(int pointSize,
wxFontFamily family,
wxFontStyle style,
wxFontWeight weight,
bool underline,
const wxString& facename,
wxFontEncoding encoding)
{
// In all ports but wxOSX, the effective family of a font created using
// wxFONTFAMILY_DEFAULT is wxFONTFAMILY_SWISS so this is what we need to
// use for comparison.
//
// In wxOSX the original wxFONTFAMILY_DEFAULT seems to be kept and it uses
// a different font than wxFONTFAMILY_SWISS anyhow so we just preserve it.
#ifndef __WXOSX__
if ( family == wxFONTFAMILY_DEFAULT )
family = wxFONTFAMILY_SWISS;
#endif // !__WXOSX__
wxFont *font;
wxList::compatibility_iterator node;
for (node = list.GetFirst(); node; node = node->GetNext())
{
font = (wxFont *)node->GetData();
if (
font->GetPointSize () == pointSize &&
font->GetStyle () == style &&
font->GetWeight () == weight &&
font->GetUnderlined () == underline )
{
bool same = font->GetFamily() == family;
// 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;
}
}
}
// font not found, create the new one
font = NULL;
wxFont fontTmp(pointSize, family, style, weight, underline, facename, encoding);
if (fontTmp.IsOk())
{
font = new wxFont(fontTmp);
list.Append(font);
}
return font;
}
#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()
{
int x, y;
wxDisplaySize(& x, & y);
return wxSize(x, y);
}
wxRect wxGetClientDisplayRect()
{
int x, y, width, height;
wxClientDisplayRect(&x, &y, &width, &height); // call plat-specific version
return wxRect(x, y, width, height);
}
wxSize wxGetDisplaySizeMM()
{
int x, y;
wxDisplaySizeMM(& x, & y);
return wxSize(x, y);
}
wxSize wxGetDisplayPPI()
{
const wxSize pixels = wxGetDisplaySize();
const wxSize mm = wxGetDisplaySizeMM();
return wxSize((int)((pixels.x * inches2mm) / mm.x),
(int)((pixels.y * inches2mm) / mm.y));
}
wxResourceCache::~wxResourceCache ()
{
wxList::compatibility_iterator node = GetFirst ();
while (node) {
wxObject *item = (wxObject *)node->GetData();
delete item;
node = node->GetNext ();
}
}
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