Reformatted Motif headers; added __WXX11__ symbol support to common headers;
added place-holding src/x11 and include/wx/x11 files. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14015 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
551
src/x11/font.cpp
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551
src/x11/font.cpp
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@@ -0,0 +1,551 @@
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/////////////////////////////////////////////////////////////////////////////
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// Name: src/motif/font.cpp
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// Purpose: wxFont class
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// Author: Julian Smart
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// Modified by:
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// Created: 17/09/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#ifdef __GNUG__
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#pragma implementation "font.h"
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#endif
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#ifdef __VMS
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#pragma message disable nosimpint
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#include "wx/vms_x_fix.h"
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#endif
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#include <Xm/Xm.h>
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#ifdef __VMS
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#pragma message enable nosimpint
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#endif
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#include "wx/defs.h"
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#include "wx/string.h"
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#include "wx/font.h"
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#include "wx/gdicmn.h"
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#include "wx/utils.h" // for wxGetDisplay()
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#include "wx/fontutil.h" // for wxNativeFontInfo
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#include "wx/tokenzr.h"
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#include "wx/settings.h"
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IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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// For every wxFont, there must be a font for each display and scale requested.
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// So these objects are stored in wxFontRefData::m_fonts
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class wxXFont : public wxObject
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{
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public:
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wxXFont();
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~wxXFont();
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WXFontStructPtr m_fontStruct; // XFontStruct
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WXFontList m_fontList; // Motif XmFontList
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WXDisplay* m_display; // XDisplay
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int m_scale; // Scale * 100
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};
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class wxFontRefData: public wxGDIRefData
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{
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friend class wxFont;
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public:
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wxFontRefData(int size = wxDEFAULT,
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int family = wxDEFAULT,
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int style = wxDEFAULT,
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int weight = wxDEFAULT,
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bool underlined = FALSE,
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const wxString& faceName = wxEmptyString,
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wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
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{
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Init(size, family, style, weight, underlined, faceName, encoding);
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}
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wxFontRefData(const wxFontRefData& data)
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{
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Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight,
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data.m_underlined, data.m_faceName, data.m_encoding);
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}
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~wxFontRefData();
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protected:
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// common part of all ctors
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void Init(int size,
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int family,
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int style,
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int weight,
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bool underlined,
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const wxString& faceName,
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wxFontEncoding encoding);
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// font attributes
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int m_pointSize;
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int m_family;
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int m_style;
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int m_weight;
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bool m_underlined;
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wxString m_faceName;
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wxFontEncoding m_encoding;
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wxNativeFontInfo m_nativeFontInfo;
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// A list of wxXFonts
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wxList m_fonts;
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};
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// wxXFont
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// ----------------------------------------------------------------------------
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wxXFont::wxXFont()
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{
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m_fontStruct = (WXFontStructPtr) 0;
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m_fontList = (WXFontList) 0;
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m_display = (WXDisplay*) 0;
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m_scale = 100;
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}
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wxXFont::~wxXFont()
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{
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XmFontList fontList = (XmFontList) m_fontList;
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XmFontListFree (fontList);
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// TODO: why does freeing the font produce a segv???
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// Note that XFreeFont wasn't called in wxWin 1.68 either.
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// XFontStruct* fontStruct = (XFontStruct*) m_fontStruct;
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// XFreeFont((Display*) m_display, fontStruct);
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}
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// ----------------------------------------------------------------------------
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// wxFontRefData
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// ----------------------------------------------------------------------------
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void wxFontRefData::Init(int pointSize,
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int family,
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int style,
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int weight,
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bool underlined,
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const wxString& faceName,
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wxFontEncoding encoding)
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{
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if (family == wxDEFAULT)
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m_family = wxSWISS;
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else
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m_family = family;
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m_faceName = faceName;
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if (style == wxDEFAULT)
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m_style = wxNORMAL;
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else
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m_style = style;
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if (weight == wxDEFAULT)
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m_weight = wxNORMAL;
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else
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m_weight = weight;
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if (pointSize == wxDEFAULT)
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m_pointSize = 12;
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else
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m_pointSize = pointSize;
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m_underlined = underlined;
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m_encoding = encoding;
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}
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wxFontRefData::~wxFontRefData()
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{
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wxNode* node = m_fonts.First();
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while (node)
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{
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wxXFont* f = (wxXFont*) node->Data();
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delete f;
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node = node->Next();
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}
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m_fonts.Clear();
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}
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// ----------------------------------------------------------------------------
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// wxFont
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// ----------------------------------------------------------------------------
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wxFont::wxFont(const wxNativeFontInfo& info)
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{
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Init();
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(void)Create(info.GetXFontName());
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}
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void wxFont::Init()
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{
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}
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bool wxFont::Create(int pointSize,
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int family,
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int style,
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int weight,
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bool underlined,
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const wxString& faceName,
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wxFontEncoding encoding)
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{
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UnRef();
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m_refData = new wxFontRefData(pointSize, family, style, weight,
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underlined, faceName, encoding);
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RealizeResource();
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return TRUE;
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}
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bool wxFont::Create(const wxString& fontname, wxFontEncoding enc)
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{
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if( !fontname )
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{
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*this = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT);
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return TRUE;
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}
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m_refData = new wxFontRefData();
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M_FONTDATA->m_nativeFontInfo.SetXFontName(fontname); // X font name
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wxString tmp;
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wxStringTokenizer tn( fontname, wxT("-") );
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tn.GetNextToken(); // skip initial empty token
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tn.GetNextToken(); // foundry
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M_FONTDATA->m_faceName = tn.GetNextToken(); // family
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tmp = tn.GetNextToken().MakeUpper(); // weight
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if (tmp == wxT("BOLD")) M_FONTDATA->m_weight = wxBOLD;
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if (tmp == wxT("BLACK")) M_FONTDATA->m_weight = wxBOLD;
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if (tmp == wxT("EXTRABOLD")) M_FONTDATA->m_weight = wxBOLD;
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if (tmp == wxT("DEMIBOLD")) M_FONTDATA->m_weight = wxBOLD;
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if (tmp == wxT("ULTRABOLD")) M_FONTDATA->m_weight = wxBOLD;
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if (tmp == wxT("LIGHT")) M_FONTDATA->m_weight = wxLIGHT;
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if (tmp == wxT("THIN")) M_FONTDATA->m_weight = wxLIGHT;
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tmp = tn.GetNextToken().MakeUpper(); // slant
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if (tmp == wxT("I")) M_FONTDATA->m_style = wxITALIC;
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if (tmp == wxT("O")) M_FONTDATA->m_style = wxITALIC;
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tn.GetNextToken(); // set width
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tn.GetNextToken(); // add. style
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tn.GetNextToken(); // pixel size
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tmp = tn.GetNextToken(); // pointsize
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if (tmp != wxT("*"))
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{
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long num = wxStrtol (tmp.c_str(), (wxChar **) NULL, 10);
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M_FONTDATA->m_pointSize = (int)(num / 10);
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}
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tn.GetNextToken(); // x-res
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tn.GetNextToken(); // y-res
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tmp = tn.GetNextToken().MakeUpper(); // spacing
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if (tmp == wxT("M"))
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M_FONTDATA->m_family = wxMODERN;
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else if (M_FONTDATA->m_faceName == wxT("TIMES"))
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M_FONTDATA->m_family = wxROMAN;
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else if (M_FONTDATA->m_faceName == wxT("HELVETICA"))
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M_FONTDATA->m_family = wxSWISS;
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else if (M_FONTDATA->m_faceName == wxT("LUCIDATYPEWRITER"))
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M_FONTDATA->m_family = wxTELETYPE;
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else if (M_FONTDATA->m_faceName == wxT("LUCIDA"))
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M_FONTDATA->m_family = wxDECORATIVE;
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else if (M_FONTDATA->m_faceName == wxT("UTOPIA"))
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M_FONTDATA->m_family = wxSCRIPT;
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tn.GetNextToken(); // avg width
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// deal with font encoding
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M_FONTDATA->m_encoding = enc;
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if ( M_FONTDATA->m_encoding == wxFONTENCODING_SYSTEM )
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{
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wxString registry = tn.GetNextToken().MakeUpper(),
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encoding = tn.GetNextToken().MakeUpper();
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if ( registry == _T("ISO8859") )
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{
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int cp;
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if ( wxSscanf(encoding, wxT("%d"), &cp) == 1 )
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{
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M_FONTDATA->m_encoding =
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(wxFontEncoding)(wxFONTENCODING_ISO8859_1 + cp - 1);
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}
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}
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else if ( registry == _T("MICROSOFT") )
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{
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int cp;
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if ( wxSscanf(encoding, wxT("cp125%d"), &cp) == 1 )
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{
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M_FONTDATA->m_encoding =
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(wxFontEncoding)(wxFONTENCODING_CP1250 + cp);
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}
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}
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else if ( registry == _T("KOI8") )
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{
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M_FONTDATA->m_encoding = wxFONTENCODING_KOI8;
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}
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//else: unknown encoding - may be give a warning here?
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else
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return FALSE;
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}
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return TRUE;
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}
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wxFont::~wxFont()
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{
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}
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// ----------------------------------------------------------------------------
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// change the font attributes
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// ----------------------------------------------------------------------------
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void wxFont::Unshare()
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{
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// Don't change shared data
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if (!m_refData)
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{
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m_refData = new wxFontRefData();
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}
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else
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{
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wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
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UnRef();
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m_refData = ref;
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}
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}
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void wxFont::SetPointSize(int pointSize)
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{
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Unshare();
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M_FONTDATA->m_pointSize = pointSize;
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M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
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RealizeResource();
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}
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void wxFont::SetFamily(int family)
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{
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Unshare();
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M_FONTDATA->m_family = family;
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M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
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RealizeResource();
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}
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void wxFont::SetStyle(int style)
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{
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Unshare();
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M_FONTDATA->m_style = style;
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M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
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RealizeResource();
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}
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void wxFont::SetWeight(int weight)
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{
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Unshare();
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M_FONTDATA->m_weight = weight;
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M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
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RealizeResource();
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}
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void wxFont::SetFaceName(const wxString& faceName)
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{
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Unshare();
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M_FONTDATA->m_faceName = faceName;
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M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
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RealizeResource();
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}
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void wxFont::SetUnderlined(bool underlined)
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{
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Unshare();
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M_FONTDATA->m_underlined = underlined;
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RealizeResource();
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}
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void wxFont::SetEncoding(wxFontEncoding encoding)
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{
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Unshare();
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M_FONTDATA->m_encoding = encoding;
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M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
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RealizeResource();
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}
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void wxFont::SetNativeFontInfo(const wxNativeFontInfo& info)
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{
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Unshare();
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M_FONTDATA->m_nativeFontInfo = info;
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}
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// ----------------------------------------------------------------------------
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// query font attributes
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// ----------------------------------------------------------------------------
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int wxFont::GetPointSize() const
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{
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wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
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return M_FONTDATA->m_pointSize;
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}
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wxString wxFont::GetFaceName() const
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{
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wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") );
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return M_FONTDATA->m_faceName ;
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}
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int wxFont::GetFamily() const
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{
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wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
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return M_FONTDATA->m_family;
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}
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int wxFont::GetStyle() const
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{
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wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
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return M_FONTDATA->m_style;
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}
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int wxFont::GetWeight() const
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{
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wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
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return M_FONTDATA->m_weight;
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}
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bool wxFont::GetUnderlined() const
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{
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wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") );
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return M_FONTDATA->m_underlined;
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}
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wxFontEncoding wxFont::GetEncoding() const
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{
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wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
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return M_FONTDATA->m_encoding;
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}
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wxNativeFontInfo *wxFont::GetNativeFontInfo() const
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{
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wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") );
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if(M_FONTDATA->m_nativeFontInfo.GetXFontName().IsEmpty())
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GetInternalFont();
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return new wxNativeFontInfo(M_FONTDATA->m_nativeFontInfo);
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}
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// ----------------------------------------------------------------------------
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// real implementation
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// ----------------------------------------------------------------------------
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||||
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||||
// Find an existing, or create a new, XFontStruct
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// based on this wxFont and the given scale. Append the
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// font to list in the private data for future reference.
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wxXFont* wxFont::GetInternalFont(double scale, WXDisplay* display) const
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||||
{
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||||
if ( !Ok() )
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||||
return (wxXFont *)NULL;
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||||
|
||||
long intScale = long(scale * 100.0 + 0.5); // key for wxXFont
|
||||
int pointSize = (M_FONTDATA->m_pointSize * 10 * intScale) / 100;
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// search existing fonts first
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wxNode* node = M_FONTDATA->m_fonts.First();
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||||
while (node)
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{
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wxXFont* f = (wxXFont*) node->Data();
|
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if ((!display || (f->m_display == display)) && (f->m_scale == intScale))
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||||
return f;
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node = node->Next();
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||||
}
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||||
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||||
// not found, create a new one
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||||
XFontStruct *font = (XFontStruct *)
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||||
wxLoadQueryNearestFont(pointSize,
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||||
M_FONTDATA->m_family,
|
||||
M_FONTDATA->m_style,
|
||||
M_FONTDATA->m_weight,
|
||||
M_FONTDATA->m_underlined,
|
||||
wxT(""),
|
||||
M_FONTDATA->m_encoding);
|
||||
|
||||
if ( !font )
|
||||
{
|
||||
wxFAIL_MSG( wxT("Could not allocate even a default font -- something is wrong.") );
|
||||
|
||||
return (wxXFont*) NULL;
|
||||
}
|
||||
|
||||
wxXFont* f = new wxXFont;
|
||||
f->m_fontStruct = (WXFontStructPtr)font;
|
||||
f->m_display = ( display ? display : wxGetDisplay() );
|
||||
f->m_scale = intScale;
|
||||
f->m_fontList = XmFontListCreate ((XFontStruct*) font, XmSTRING_DEFAULT_CHARSET);
|
||||
M_FONTDATA->m_fonts.Append(f);
|
||||
|
||||
return f;
|
||||
}
|
||||
|
||||
WXFontStructPtr wxFont::GetFontStruct(double scale, WXDisplay* display) const
|
||||
{
|
||||
wxXFont* f = GetInternalFont(scale, display);
|
||||
|
||||
return (f ? f->m_fontStruct : (WXFontStructPtr) 0);
|
||||
}
|
||||
|
||||
WXFontList wxFont::GetFontList(double scale, WXDisplay* display) const
|
||||
{
|
||||
wxXFont* f = GetInternalFont(scale, display);
|
||||
|
||||
return (f ? f->m_fontList : (WXFontList) 0);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user