/////////////////////////////////////////////////////////////////////////////
-// Name: font.cpp
+// Name: src/msw/font.cpp
// Purpose: wxFont class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Copyright: (c) wxWindows team
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-#pragma implementation "font.h"
+ #pragma implementation "font.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
-#include <stdio.h>
-#include "wx/setup.h"
-#include "wx/list.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/font.h"
-#endif
+ #include "wx/setup.h"
+ #include "wx/list.h"
+ #include "wx/utils.h"
+ #include "wx/app.h"
+ #include "wx/font.h"
+ #include "wx/log.h"
+#endif // WX_PRECOMP
#include "wx/msw/private.h"
-#include "assert.h"
-#if !USE_SHARED_LIBRARIES
+#include "wx/fontutil.h"
+#include "wx/fontmap.h"
+
+#include "wx/tokenzr.h"
+
IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
-#if USE_PORTABLE_FONTS_IN_MSW
-IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
-#endif
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
-#endif
+// the mask used to extract the pitch from LOGFONT::lfPitchAndFamily field
+static const int PITCH_MASK = FIXED_PITCH | VARIABLE_PITCH;
+
+// ----------------------------------------------------------------------------
+// wxFontRefData - the internal description of the font
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxFontRefData: public wxGDIRefData
+{
+public:
+ // constructors
+ wxFontRefData()
+ {
+ Init(-1, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL,
+ FALSE, _T(""), wxFONTENCODING_DEFAULT);
+ }
+
+ wxFontRefData(int size,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding)
+ {
+ Init(size, family, style, weight, underlined, faceName, encoding);
+ }
+
+ wxFontRefData(const wxNativeFontInfo& info, WXHFONT hFont = 0)
+ {
+ Init(info, hFont);
+ }
+
+ wxFontRefData(const wxFontRefData& data)
+ {
+ if ( data.m_nativeFontInfoOk )
+ {
+ Init(data.m_nativeFontInfo);
+ }
+ else
+ {
+ Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight,
+ data.m_underlined, data.m_faceName, data.m_encoding);
+ }
+ }
+
+ virtual ~wxFontRefData();
+
+ // operations
+ bool Alloc(wxFont *font);
+
+ void Free();
+
+ // all wxFont accessors
+ int GetPointSize() const
+ {
+ return m_nativeFontInfoOk ? m_nativeFontInfo.GetPointSize()
+ : m_pointSize;
+ }
+
+ int GetFamily() const
+ {
+ return m_family;
+ }
+
+ int GetStyle() const
+ {
+ return m_nativeFontInfoOk ? m_nativeFontInfo.GetStyle()
+ : m_style;
+ }
+
+ int GetWeight() const
+ {
+ return m_nativeFontInfoOk ? m_nativeFontInfo.GetWeight()
+ : m_weight;
+ }
+
+ bool GetUnderlined() const
+ {
+ return m_nativeFontInfoOk ? m_nativeFontInfo.GetUnderlined()
+ : m_underlined;
+ }
+
+ wxString GetFaceName() const
+ {
+ wxString s;
+ if ( m_nativeFontInfoOk )
+ s = m_nativeFontInfo.GetFaceName();
+ else
+ s = m_faceName;
+
+ return s;
+ }
+
+ wxFontEncoding GetEncoding() const
+ {
+ return m_nativeFontInfoOk ? m_nativeFontInfo.GetEncoding()
+ : m_encoding;
+ }
+
+ WXHFONT GetHFONT() const { return m_hFont; }
+
+ // ... and setters
+ void SetPointSize(int pointSize)
+ {
+ if ( m_nativeFontInfoOk )
+ m_nativeFontInfo.SetPointSize(pointSize);
+ else
+ m_pointSize = pointSize;
+ }
+
+ void SetFamily(int family)
+ {
+ m_family = family;
+ }
+
+ void SetStyle(int style)
+ {
+ if ( m_nativeFontInfoOk )
+ m_nativeFontInfo.SetStyle((wxFontStyle)style);
+ else
+ m_style = style;
+ }
+
+ void SetWeight(int weight)
+ {
+ if ( m_nativeFontInfoOk )
+ m_nativeFontInfo.SetWeight((wxFontWeight)weight);
+ else
+ m_weight = weight;
+ }
+
+ void SetFaceName(const wxString& faceName)
+ {
+ if ( m_nativeFontInfoOk )
+ m_nativeFontInfo.SetFaceName(faceName);
+ else
+ m_faceName = faceName;
+ }
+
+ void SetUnderlined(bool underlined)
+ {
+ if ( m_nativeFontInfoOk )
+ m_nativeFontInfo.SetUnderlined(underlined);
+ else
+ m_underlined = underlined;
+ }
+
+ void SetEncoding(wxFontEncoding encoding)
+ {
+ if ( m_nativeFontInfoOk )
+ m_nativeFontInfo.SetEncoding(encoding);
+ else
+ m_encoding = encoding;
+ }
+
+ // native font info tests
+ bool HasNativeFontInfo() const { return m_nativeFontInfoOk; }
+
+ const wxNativeFontInfo& GetNativeFontInfo() const
+ { return m_nativeFontInfo; }
+
+protected:
+ // common part of all ctors
+ void Init(int size,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding);
+
+ void Init(const wxNativeFontInfo& info, WXHFONT hFont = 0);
+
+ // font characterstics
+ int m_pointSize;
+ int m_family;
+ int m_style;
+ int m_weight;
+ bool m_underlined;
+ wxString m_faceName;
+ wxFontEncoding m_encoding;
+
+ // Windows font handle
+ WXHFONT m_hFont;
+
+ // Native font info
+ wxNativeFontInfo m_nativeFontInfo;
+ bool m_nativeFontInfoOk;
+};
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxFontRefData
+// ----------------------------------------------------------------------------
+
+void wxFontRefData::Init(int pointSize,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding)
+{
+ m_style = style;
+ m_pointSize = pointSize == -1 ? wxNORMAL_FONT->GetPointSize() : pointSize;
+ m_family = family;
+ m_style = style;
+ m_weight = weight;
+ m_underlined = underlined;
+ m_faceName = faceName;
+ m_encoding = encoding;
+
+ m_hFont = 0;
+
+ m_nativeFontInfoOk = FALSE;
+}
+
+void wxFontRefData::Init(const wxNativeFontInfo& info, WXHFONT hFont)
+{
+ // hFont may be zero, or it be passed in case we really want to
+ // use the exact font created in the underlying system
+ // (for example where we can't guarantee conversion from HFONT
+ // to LOGFONT back to HFONT)
+ m_hFont = hFont;
+
+ m_nativeFontInfoOk = TRUE;
+ m_nativeFontInfo = info;
+}
+
+wxFontRefData::~wxFontRefData()
+{
+ Free();
+}
+
+bool wxFontRefData::Alloc(wxFont *font)
+{
+ if ( !m_nativeFontInfoOk )
+ {
+ wxFillLogFont(&m_nativeFontInfo.lf, font);
+ m_nativeFontInfoOk = TRUE;
+ }
+
+ HFONT hfont = ::CreateFontIndirect(&m_nativeFontInfo.lf);
+ if ( !hfont )
+ {
+ wxLogLastError(wxT("CreateFont"));
+
+ return FALSE;
+ }
+
+ m_hFont = (WXHFONT)hfont;
+
+ return TRUE;
+}
+
+void wxFontRefData::Free()
+{
+ if ( m_hFont )
+ {
+ if ( !::DeleteObject((HFONT) m_hFont) )
+ {
+ wxLogLastError(wxT("DeleteObject(font)"));
+ }
+
+ m_hFont = 0;
+ }
+}
+
+// ----------------------------------------------------------------------------
+// wxNativeFontInfo
+// ----------------------------------------------------------------------------
+
+void wxNativeFontInfo::Init()
+{
+ wxZeroMemory(lf);
+}
+
+int wxNativeFontInfo::GetPointSize() const
+{
+ // FIXME: using the screen here results in incorrect font size calculation
+ // for printing!
+ const int ppInch = ::GetDeviceCaps(ScreenHDC(), LOGPIXELSY);
+
+ return (int) (((72.0*(double)abs(lf.lfHeight)) / (double) ppInch) + 0.5);
+}
+
+wxFontStyle wxNativeFontInfo::GetStyle() const
+{
+ return lf.lfItalic ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL;
+}
+
+wxFontWeight wxNativeFontInfo::GetWeight() const
+{
+ if ( lf.lfWeight <= 300 )
+ return wxFONTWEIGHT_LIGHT;
+
+ if ( lf.lfWeight >= 600 )
+ return wxFONTWEIGHT_BOLD;
+
+ return wxFONTWEIGHT_NORMAL;
+}
+
+bool wxNativeFontInfo::GetUnderlined() const
+{
+ return lf.lfUnderline != 0;
+}
+
+wxString wxNativeFontInfo::GetFaceName() const
+{
+ return lf.lfFaceName;
+}
+
+wxFontFamily wxNativeFontInfo::GetFamily() const
+{
+ wxFontFamily family;
+
+ // extract family from pitch-and-family
+ switch ( lf.lfPitchAndFamily & ~PITCH_MASK )
+ {
+ case FF_ROMAN:
+ family = wxFONTFAMILY_ROMAN;
+ break;
+
+ default:
+ wxFAIL_MSG( _T("unknown LOGFONT::lfFamily value") );
+ // fall through
+
+ case FF_SWISS:
+ family = wxFONTFAMILY_SWISS;
+ break;
+
+ case FF_SCRIPT:
+ family = wxFONTFAMILY_SCRIPT;
+ break;
+
+ case FF_MODERN:
+ family = wxFONTFAMILY_MODERN;
+ break;
+
+ case FF_DECORATIVE:
+ family = wxFONTFAMILY_DECORATIVE;
+ break;
+ }
+
+ return family;
+}
+
+wxFontEncoding wxNativeFontInfo::GetEncoding() const
+{
+ return wxGetFontEncFromCharSet(lf.lfCharSet);
+}
+
+void wxNativeFontInfo::SetPointSize(int pointsize)
+{
+#if wxFONT_SIZE_COMPATIBILITY
+ // Incorrect, but compatible with old wxWindows behaviour
+ lf.lfHeight = (pointSize*ppInch)/72;
+#else // wxFONT_SIZE_COMPATIBILITY
+ // FIXME: using the screen here results in incorrect font size calculation
+ // for printing!
+ const int ppInch = ::GetDeviceCaps(ScreenHDC(), LOGPIXELSY);
+
+ lf.lfHeight = -(int)((pointsize*((double)ppInch)/72.0) + 0.5);
+#endif // wxFONT_SIZE_COMPATIBILITY/!wxFONT_SIZE_COMPATIBILITY
+}
+
+void wxNativeFontInfo::SetStyle(wxFontStyle style)
+{
+ switch ( style )
+ {
+ default:
+ wxFAIL_MSG( _T("unknown font style") );
+ // fall through
+
+ case wxFONTSTYLE_NORMAL:
+ break;
+
+ case wxFONTSTYLE_ITALIC:
+ case wxFONTSTYLE_SLANT:
+ lf.lfItalic = TRUE;
+ break;
+ }
+}
+
+void wxNativeFontInfo::SetWeight(wxFontWeight weight)
+{
+ switch ( weight )
+ {
+ default:
+ wxFAIL_MSG( _T("unknown font weight") );
+ // fall through
-wxFontRefData::wxFontRefData(void)
+ case wxFONTWEIGHT_NORMAL:
+ lf.lfWeight = FW_NORMAL;
+ break;
+
+ case wxFONTWEIGHT_LIGHT:
+ lf.lfWeight = FW_LIGHT;
+ break;
+
+ case wxFONTWEIGHT_BOLD:
+ lf.lfWeight = FW_BOLD;
+ break;
+ }
+}
+
+void wxNativeFontInfo::SetUnderlined(bool underlined)
{
- m_style = 0;
- m_temporary = FALSE;
- m_pointSize = 0;
- m_family = 0;
- m_fontId = 0;
- m_style = 0;
- m_weight = 0;
- m_underlined = 0;
- m_faceName = "";
- m_hFont = 0;
+ lf.lfUnderline = underlined;
}
-wxFontRefData::~wxFontRefData(void)
+void wxNativeFontInfo::SetFaceName(wxString facename)
{
- if ( m_hFont )
- ::DeleteObject((HFONT) m_hFont);
+ wxStrncpy(lf.lfFaceName, facename, WXSIZEOF(lf.lfFaceName));
+}
+
+void wxNativeFontInfo::SetFamily(wxFontFamily family)
+{
+ int ff_family;
+ wxString facename;
+
+ switch ( family )
+ {
+ case wxSCRIPT:
+ ff_family = FF_SCRIPT;
+ facename = _T("Script");
+ break;
+
+ case wxDECORATIVE:
+ ff_family = FF_DECORATIVE;
+ facename = _T("Old English Text MT");
+ break;
+
+ case wxROMAN:
+ ff_family = FF_ROMAN;
+ facename = _T("Times New Roman");
+ break;
+
+ case wxTELETYPE:
+ case wxMODERN:
+ ff_family = FF_MODERN;
+ facename = _T("Courier New");
+ break;
+
+ case wxSWISS:
+ ff_family = FF_SWISS;
+ facename = _T("Arial");
+ break;
+
+ case wxDEFAULT:
+ default:
+ ff_family = FF_SWISS;
+ facename = _T("MS Sans Serif");
+ }
+
+ lf.lfPitchAndFamily = DEFAULT_PITCH | ff_family;
+
+ if ( !wxStrlen(lf.lfFaceName) )
+ {
+ SetFaceName(facename);
+ }
+}
+
+void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding)
+{
+ wxNativeEncodingInfo info;
+ if ( !wxGetNativeFontEncoding(encoding, &info) )
+ {
+#if wxUSE_FONTMAP
+ if ( wxTheFontMapper->GetAltForEncoding(encoding, &info) )
+ {
+ if ( !info.facename.empty() )
+ {
+ // if we have this encoding only in some particular facename, use
+ // the facename - it is better to show the correct characters in a
+ // wrong facename than unreadable text in a correct one
+ SetFaceName(info.facename);
+ }
+ }
+ else
+#endif // wxUSE_FONTMAP
+ {
+ // unsupported encoding, replace with the default
+ info.charset = DEFAULT_CHARSET;
+ }
+ }
+
+ lf.lfCharSet = info.charset;
+}
+
+bool wxNativeFontInfo::FromString(const wxString& s)
+{
+ long l;
+
+ wxStringTokenizer tokenizer(s, _T(";"));
+
+ // first the version
+ wxString token = tokenizer.GetNextToken();
+ if ( token != _T('0') )
+ return FALSE;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfHeight = l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfWidth = l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfEscapement = l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfOrientation = l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfWeight = l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfItalic = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfUnderline = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfStrikeOut = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfCharSet = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfOutPrecision = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfClipPrecision = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfQuality = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if ( !token.ToLong(&l) )
+ return FALSE;
+ lf.lfPitchAndFamily = (BYTE)l;
+
+ token = tokenizer.GetNextToken();
+ if(!token)
+ return FALSE;
+ wxStrcpy(lf.lfFaceName, token.c_str());
+
+ return TRUE;
}
-wxFont::wxFont(void)
+wxString wxNativeFontInfo::ToString() const
{
- if ( wxTheFontList )
- wxTheFontList->Append(this);
+ wxString s;
+
+ s.Printf(_T("%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%s"),
+ 0, // version, in case we want to change the format later
+ lf.lfHeight,
+ lf.lfWidth,
+ lf.lfEscapement,
+ lf.lfOrientation,
+ lf.lfWeight,
+ lf.lfItalic,
+ lf.lfUnderline,
+ lf.lfStrikeOut,
+ lf.lfCharSet,
+ lf.lfOutPrecision,
+ lf.lfClipPrecision,
+ lf.lfQuality,
+ lf.lfPitchAndFamily,
+ lf.lfFaceName);
+
+ return s;
+}
+
+// ----------------------------------------------------------------------------
+// wxFont
+// ----------------------------------------------------------------------------
+
+void wxFont::Init()
+{
+}
+
+bool wxFont::Create(const wxNativeFontInfo& info, WXHFONT hFont)
+{
+ UnRef();
+
+ m_refData = new wxFontRefData(info, hFont);
+
+ RealizeResource();
+
+ return TRUE;
+}
+
+wxFont::wxFont(const wxString& fontdesc)
+{
+ wxNativeFontInfo info;
+ if ( info.FromString(fontdesc) )
+ (void)Create(info);
}
/* Constructor for a font. Note that the real construction is done
* in wxDC::SetFont, when information is available about scaling etc.
*/
-wxFont::wxFont(int PointSize, int Family, int Style, int Weight, bool Underlined, const wxString& Face)
+bool wxFont::Create(int pointSize,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding)
{
- Create(PointSize, Family, Style, Weight, Underlined, Face);
+ UnRef();
+
+ // wxDEFAULT is a valid value for the font size too so we must treat it
+ // specially here (otherwise the size would be 70 == wxDEFAULT value)
+ if ( pointSize == wxDEFAULT )
+ {
+ pointSize = wxNORMAL_FONT->GetPointSize();
+ }
- if ( wxTheFontList )
- wxTheFontList->Append(this);
+ m_refData = new wxFontRefData(pointSize, family, style, weight,
+ underlined, faceName, encoding);
+
+ RealizeResource();
+
+ return TRUE;
}
-bool wxFont::Create(int PointSize, int Family, int Style, int Weight, bool Underlined, const wxString& Face)
+wxFont::~wxFont()
{
- UnRef();
- m_refData = new wxFontRefData;
+}
- M_FONTDATA->m_family = Family;
- M_FONTDATA->m_style = Style;
- M_FONTDATA->m_weight = Weight;
- M_FONTDATA->m_pointSize = PointSize;
- M_FONTDATA->m_underlined = Underlined;
- M_FONTDATA->m_faceName = Face;
- M_FONTDATA->m_temporary = FALSE;
- M_FONTDATA->m_hFont = 0;
+// ----------------------------------------------------------------------------
+// real implementation
+// ----------------------------------------------------------------------------
- RealizeResource();
+bool wxFont::RealizeResource()
+{
+ if ( GetResourceHandle() )
+ {
+ // VZ: the old code returned FALSE in this case, but it doesn't seem
+ // to make sense because the font _was_ created
+ return TRUE;
+ }
- return TRUE;
+ return M_FONTDATA->Alloc(this);
}
-wxFont::~wxFont()
+bool wxFont::FreeResource(bool WXUNUSED(force))
{
- if (wxTheFontList)
- wxTheFontList->DeleteObject(this);
-}
-
-bool wxFont::RealizeResource(void)
-{
- if (M_FONTDATA && !M_FONTDATA->m_hFont)
- {
- BYTE ff_italic;
- int ff_weight = 0;
- int ff_family = 0;
- wxString ff_face("");
-
- switch (M_FONTDATA->m_family)
- {
- case wxSCRIPT: ff_family = FF_SCRIPT ;
- ff_face = "Script" ;
- break ;
- case wxDECORATIVE: ff_family = FF_DECORATIVE;
- break;
- case wxROMAN: ff_family = FF_ROMAN;
- ff_face = "Times New Roman" ;
- break;
- case wxTELETYPE:
- case wxMODERN: ff_family = FF_MODERN;
- ff_face = "Courier New" ;
- break;
- case wxSWISS: ff_family = FF_SWISS;
- ff_face = "Arial";
- break;
- case wxDEFAULT:
- default: ff_family = FF_SWISS;
- ff_face = "Arial" ;
- }
-
- if (M_FONTDATA->m_style == wxITALIC || M_FONTDATA->m_style == wxSLANT)
- ff_italic = 1;
- else
- ff_italic = 0;
-
- if (M_FONTDATA->m_weight == wxNORMAL)
- ff_weight = FW_NORMAL;
- else if (M_FONTDATA->m_weight == wxLIGHT)
- ff_weight = FW_LIGHT;
- else if (M_FONTDATA->m_weight == wxBOLD)
- ff_weight = FW_BOLD;
-
-#if defined(__X__) || (defined(__WINDOWS__) && USE_PORTABLE_FONTS_IN_MSW)
- ff_face = wxTheFontNameDirectory.GetScreenName(M_FONTDATA->m_family, M_FONTDATA->m_weight, M_FONTDATA->m_style);
-#else
- ff_face = M_FONTDATA->m_faceName;
- if ( ff_face.IsNull() )
- ff_face = "";
-#endif
+ if ( GetResourceHandle() )
+ {
+ M_FONTDATA->Free();
+
+ return TRUE;
+ }
-/* Always calculate fonts using the screen DC (is this the best strategy?)
- * There may be confusion if a font is selected into a printer
- * DC (say), because the height will be calculated very differently.
- // What sort of display is it?
- int technology = ::GetDeviceCaps(dc, TECHNOLOGY);
+ return FALSE;
+}
- int nHeight;
-
- if (technology != DT_RASDISPLAY && technology != DT_RASPRINTER)
+WXHANDLE wxFont::GetResourceHandle()
+{
+ return GetHFONT();
+}
+
+WXHFONT wxFont::GetHFONT() const
+{
+ return M_FONTDATA ? M_FONTDATA->GetHFONT() : 0;
+}
+
+bool wxFont::IsFree() const
+{
+ return M_FONTDATA && (M_FONTDATA->GetHFONT() == 0);
+}
+
+void wxFont::Unshare()
+{
+ // Don't change shared data
+ if ( !m_refData )
{
- // Have to get screen DC Caps, because a metafile will return 0.
- HDC dc2 = ::GetDC(NULL);
- nHeight = M_FONTDATA->m_pointSize*GetDeviceCaps(dc2, LOGPIXELSY)/72;
- ::ReleaseDC(NULL, dc2);
+ m_refData = new wxFontRefData();
}
else
{
- nHeight = M_FONTDATA->m_pointSize*GetDeviceCaps(dc, LOGPIXELSY)/72;
+ wxFontRefData* ref = new wxFontRefData(*M_FONTDATA);
+ UnRef();
+ m_refData = ref;
}
-*/
- // Have to get screen DC Caps, because a metafile will return 0.
- HDC dc2 = ::GetDC(NULL);
- int ppInch = ::GetDeviceCaps(dc2, LOGPIXELSY);
- ::ReleaseDC(NULL, dc2);
+}
- // New behaviour: apparently ppInch varies according to
- // Large/Small Fonts setting in Windows. This messes
- // up fonts. So, set ppInch to a constant 96 dpi.
- ppInch = 96;
-
-#if FONT_SIZE_COMPATIBILITY
- // Incorrect, but compatible with old wxWindows behaviour
- int nHeight = (M_FONTDATA->m_pointSize*ppInch/72);
-#else
- // Correct for Windows compatibility
- int nHeight = - (M_FONTDATA->m_pointSize*ppInch/72);
-#endif
+// ----------------------------------------------------------------------------
+// change font attribute: we recreate font when doing it
+// ----------------------------------------------------------------------------
+
+void wxFont::SetPointSize(int pointSize)
+{
+ Unshare();
- bool ff_underline = M_FONTDATA->m_underlined;
+ M_FONTDATA->SetPointSize(pointSize);
- M_FONTDATA->m_hFont = (WXHFONT) CreateFont(nHeight, 0, 0, 0,ff_weight,ff_italic,(BYTE)ff_underline,
- 0, ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
- PROOF_QUALITY, DEFAULT_PITCH | ff_family, (ff_face == "" ? NULL : (const char *)ff_face));
-#ifdef DEBUG_CREATE
- if (m_hFont==NULL) wxError("Cannot create font","Internal Error") ;
-#endif
- return (M_FONTDATA->m_hFont != (WXHFONT) NULL);
- }
- return FALSE;
+ RealizeResource();
}
-bool wxFont::FreeResource(bool force)
+void wxFont::SetFamily(int family)
{
- if (M_FONTDATA && M_FONTDATA->m_hFont)
- {
- ::DeleteObject((HFONT) M_FONTDATA->m_hFont);
- M_FONTDATA->m_hFont = 0;
- return TRUE;
- }
- return FALSE;
+ Unshare();
+
+ M_FONTDATA->SetFamily(family);
+
+ RealizeResource();
}
-/*
-bool wxFont::UseResource(void)
+void wxFont::SetStyle(int style)
{
- IncrementResourceUsage();
- return TRUE;
+ Unshare();
+
+ M_FONTDATA->SetStyle(style);
+
+ RealizeResource();
}
-bool wxFont::ReleaseResource(void)
+void wxFont::SetWeight(int weight)
{
- DecrementResourceUsage();
- return TRUE;
+ Unshare();
+
+ M_FONTDATA->SetWeight(weight);
+
+ RealizeResource();
}
-*/
-
-WXHANDLE wxFont::GetResourceHandle(void)
+
+void wxFont::SetFaceName(const wxString& faceName)
{
- if ( !M_FONTDATA )
- return 0;
- else
- return (WXHANDLE)M_FONTDATA->m_hFont ;
+ Unshare();
+
+ M_FONTDATA->SetFaceName(faceName);
+
+ RealizeResource();
}
-bool wxFont::IsFree(void)
+void wxFont::SetUnderlined(bool underlined)
{
- return (M_FONTDATA && (M_FONTDATA->m_hFont == 0));
+ Unshare();
+
+ M_FONTDATA->SetUnderlined(underlined);
+
+ RealizeResource();
}
-void wxFont::SetPointSize(const int pointSize)
+void wxFont::SetEncoding(wxFontEncoding encoding)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
- M_FONTDATA->m_pointSize = pointSize;
+ Unshare();
+
+ M_FONTDATA->SetEncoding(encoding);
+
+ RealizeResource();
}
-void wxFont::SetFamily(const int family)
+void wxFont::SetNativeFontInfo(const wxNativeFontInfo& info)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
- M_FONTDATA->m_family = family;
+ Unshare();
+
+ FreeResource();
+
+ *M_FONTDATA = wxFontRefData(info);
+
+ RealizeResource();
}
-void wxFont::SetStyle(const int style)
+// ----------------------------------------------------------------------------
+// accessors
+// ----------------------------------------------------------------------------
+
+int wxFont::GetPointSize() const
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
- M_FONTDATA->m_style = style;
+ wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
+
+ return M_FONTDATA->GetPointSize();
}
-void wxFont::SetWeight(const int weight)
+int wxFont::GetFamily() const
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
- M_FONTDATA->m_weight = weight;
+ wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
+
+ return M_FONTDATA->GetFamily();
}
-void wxFont::SetFaceName(const wxString& faceName)
+int wxFont::GetStyle() const
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
- M_FONTDATA->m_faceName = faceName;
+ wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
+
+ return M_FONTDATA->GetStyle();
}
-void wxFont::SetUnderlined(const bool underlined)
+int wxFont::GetWeight() const
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
- M_FONTDATA->m_underlined = underlined;
-}
-
-wxString wxFont::GetFamilyString(void) const
-{
- wxString fam("");
- switch (GetFamily())
- {
- case wxDECORATIVE:
- fam = "wxDECORATIVE";
- break;
- case wxROMAN:
- fam = "wxROMAN";
- break;
- case wxSCRIPT:
- fam = "wxSCRIPT";
- break;
- case wxSWISS:
- fam = "wxSWISS";
- break;
- case wxMODERN:
- fam = "wxMODERN";
- break;
- case wxTELETYPE:
- fam = "wxTELETYPE";
- break;
- default:
- fam = "wxDEFAULT";
- break;
- }
- return fam;
-}
-
-/* New font system */
-wxString wxFont::GetFaceName(void) const
-{
- wxString str("");
- if (M_FONTDATA)
- str = M_FONTDATA->m_faceName ;
- return str;
-}
-
-wxString wxFont::GetStyleString(void) const
-{
- wxString styl("");
- switch (GetStyle())
- {
- case wxITALIC:
- styl = "wxITALIC";
- break;
- case wxSLANT:
- styl = "wxSLANT";
- break;
- default:
- styl = "wxNORMAL";
- break;
- }
- return styl;
-}
-
-wxString wxFont::GetWeightString(void) const
-{
- wxString w("");
- switch (GetWeight())
- {
- case wxBOLD:
- w = "wxBOLD";
- break;
- case wxLIGHT:
- w = "wxLIGHT";
- break;
- default:
- w = "wxNORMAL";
- break;
- }
- return w;
+ wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
+
+ return M_FONTDATA->GetWeight();
+}
+
+bool wxFont::GetUnderlined() const
+{
+ wxCHECK_MSG( Ok(), FALSE, wxT("invalid font") );
+
+ return M_FONTDATA->GetUnderlined();
+}
+
+wxString wxFont::GetFaceName() const
+{
+ wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") );
+
+ return M_FONTDATA->GetFaceName();
+}
+
+wxFontEncoding wxFont::GetEncoding() const
+{
+ wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
+
+ return M_FONTDATA->GetEncoding();
+}
+
+wxNativeFontInfo *wxFont::GetNativeFontInfo() const
+{
+ if ( M_FONTDATA->HasNativeFontInfo() )
+ return new wxNativeFontInfo(M_FONTDATA->GetNativeFontInfo());
+
+ return 0;
+}
+
+bool wxFont::IsFixedWidth() const
+{
+ if ( M_FONTDATA->HasNativeFontInfo() )
+ {
+ // the two low-order bits specify the pitch of the font, the rest is
+ // family
+ BYTE pitch = M_FONTDATA->GetNativeFontInfo().
+ lf.lfPitchAndFamily & PITCH_MASK;
+
+ return pitch == FIXED_PITCH;
+ }
+
+ return wxFontBase::IsFixedWidth();
}
projects / wxWidgets.git / blobdiff