// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// 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 <stdio.h>
+ #include "wx/setup.h"
+ #include "wx/list.h"
+ #include "wx/utils.h"
+ #include "wx/app.h"
+ #include "wx/font.h"
+#endif // WX_PRECOMP
#include "wx/msw/private.h"
-#include "assert.h"
#if !USE_SHARED_LIBRARIES
-IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
+ IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
-#if USE_PORTABLE_FONTS_IN_MSW
-IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
+ #if wxUSE_PORTABLE_FONTS_IN_MSW
+ IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
+ #endif
#endif
-#endif
+// ----------------------------------------------------------------------------
+// wxFontRefData - the internal description of the font
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxFontRefData: public wxGDIRefData
+{
+friend class WXDLLEXPORT wxFont;
+
+public:
+ wxFontRefData()
+ {
+ Init(12, wxDEFAULT, wxNORMAL, wxNORMAL, FALSE,
+ "", wxFONTENCODING_DEFAULT);
+ }
+
+ wxFontRefData(const wxFontRefData& data)
+ {
+ Init(data.m_pointSize, data.m_family, data.m_style, data.m_weight,
+ data.m_underlined, data.m_faceName, data.m_encoding);
+
+ m_fontId = data.m_fontId;
+ }
+
+ 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::wxFontRefData(void)
+ virtual ~wxFontRefData();
+
+protected:
+ // common part of all ctors
+ void Init(int size,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding);
+
+ // If TRUE, the pointer to the actual font is temporary and SHOULD NOT BE
+ // DELETED by destructor
+ bool m_temporary;
+
+ int m_fontId;
+
+ // 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;
+};
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxFontRefData
+// ----------------------------------------------------------------------------
+
+void wxFontRefData::Init(int pointSize,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding)
{
- 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;
+ m_style = style;
+ m_pointSize = pointSize;
+ m_family = family;
+ m_style = style;
+ m_weight = weight;
+ m_underlined = underlined;
+ m_faceName = faceName;
+ m_encoding = encoding;
+
+ m_fontId = 0;
+ m_temporary = FALSE;
+
+ m_hFont = 0;
}
-wxFontRefData::~wxFontRefData(void)
+wxFontRefData::~wxFontRefData()
{
- if ( m_hFont )
- ::DeleteObject((HFONT) m_hFont);
+ if ( m_hFont )
+ {
+ if ( !::DeleteObject((HFONT) m_hFont) )
+ {
+ wxLogLastError("DeleteObject(font)");
+ }
+ }
}
-wxFont::wxFont(void)
+// ----------------------------------------------------------------------------
+// wxFont
+// ----------------------------------------------------------------------------
+
+void wxFont::Init()
{
if ( wxTheFontList )
wxTheFontList->Append(this);
/* 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();
+ m_refData = new wxFontRefData(pointSize, family, style, weight,
+ underlined, faceName, encoding);
- if ( wxTheFontList )
- wxTheFontList->Append(this);
-}
+ RealizeResource();
-bool wxFont::Create(int PointSize, int Family, int Style, int Weight, bool Underlined, const wxString& Face)
-{
- 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;
-
- RealizeResource();
-
- return TRUE;
+ return TRUE;
}
wxFont::~wxFont()
{
- if (wxTheFontList)
- wxTheFontList->DeleteObject(this);
+ if ( wxTheFontList )
+ wxTheFontList->DeleteObject(this);
}
-bool wxFont::RealizeResource(void)
+// ----------------------------------------------------------------------------
+// real implementation
+// ----------------------------------------------------------------------------
+
+bool wxFont::RealizeResource()
{
- if (M_FONTDATA && !M_FONTDATA->m_hFont)
- {
- BYTE ff_italic;
- int ff_weight = 0;
+ if ( GetResourceHandle() )
+ {
+ // VZ: the old code returned FALSE in this case, but it doesn't seem
+ // to make sense because the font _was_ created
+ wxLogDebug(wxT("Calling wxFont::RealizeResource() twice"));
+
+ return TRUE;
+ }
+
int ff_family = 0;
- wxString ff_face("");
+ wxString ff_face;
- switch (M_FONTDATA->m_family)
+ 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" ;
+ case wxSCRIPT:
+ ff_family = FF_SCRIPT ;
+ ff_face = wxT("Script") ;
+ break ;
+
+ case wxDECORATIVE:
+ ff_family = FF_DECORATIVE;
+ break;
+
+ case wxROMAN:
+ ff_family = FF_ROMAN;
+ ff_face = wxT("Times New Roman") ;
+ break;
+
+ case wxTELETYPE:
+ case wxMODERN:
+ ff_family = FF_MODERN;
+ ff_face = wxT("Courier New") ;
+ break;
+
+ case wxSWISS:
+ ff_family = FF_SWISS;
+ ff_face = wxT("Arial") ;
+ break;
+
+ case wxDEFAULT:
+ default:
+ ff_family = FF_SWISS;
+ ff_face = wxT("Arial") ;
}
- if (M_FONTDATA->m_style == wxITALIC || M_FONTDATA->m_style == wxSLANT)
- ff_italic = 1;
- else
- ff_italic = 0;
+ BYTE ff_italic;
+ switch ( M_FONTDATA->m_style )
+ {
+ case wxITALIC:
+ case wxSLANT:
+ ff_italic = 1;
+ break;
- 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;
+ default:
+ wxFAIL_MSG(wxT("unknown font slant"));
+ // fall through
-#if defined(__X__) || (defined(__WXMSW__) && 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
+ case wxNORMAL:
+ ff_italic = 0;
+ }
+
+ int ff_weight = 0;
+ switch ( M_FONTDATA->m_weight )
+ {
+ default:
+ wxFAIL_MSG(wxT("unknown font weight"));
+ // fall through
+
+ case wxNORMAL:
+ ff_weight = FW_NORMAL;
+ break;
-/* 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.
+ case wxLIGHT:
+ ff_weight = FW_LIGHT;
+ break;
+
+ case wxBOLD:
+ ff_weight = FW_BOLD;
+ break;
+ }
+
+ const wxChar* pzFace;
+ if ( M_FONTDATA->m_faceName.IsEmpty() )
+ pzFace = ff_face;
+ else
+ pzFace = M_FONTDATA->m_faceName ;
+
+#if 0
+ /* 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);
int nHeight;
-
+
if (technology != DT_RASDISPLAY && technology != DT_RASPRINTER)
{
- // 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);
+ // 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);
}
else
{
- nHeight = M_FONTDATA->m_pointSize*GetDeviceCaps(dc, LOGPIXELSY)/72;
+ nHeight = M_FONTDATA->m_pointSize*GetDeviceCaps(dc, LOGPIXELSY)/72;
}
-*/
+#endif // 0
+
+#if 0
// Have to get screen DC Caps, because a metafile will return 0.
HDC dc2 = ::GetDC(NULL);
- int ppInch = ::GetDeviceCaps(dc2, LOGPIXELSY);
+ ppInch = ::GetDeviceCaps(dc2, LOGPIXELSY);
::ReleaseDC(NULL, dc2);
+#endif // 0
- // 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
+ // 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.
+ static const int ppInch = 96;
+
+#if wxFONT_SIZE_COMPATIBILITY
// Incorrect, but compatible with old wxWindows behaviour
int nHeight = (M_FONTDATA->m_pointSize*ppInch/72);
#else
int nHeight = - (M_FONTDATA->m_pointSize*ppInch/72);
#endif
- bool ff_underline = M_FONTDATA->m_underlined;
+ BYTE ff_underline = M_FONTDATA->m_underlined;
+
+ DWORD charset = wxCharsetFromEncoding(GetEncoding());
+ HFONT hFont = ::CreateFont
+ (
+ nHeight, // height
+ 0, // width (choose best)
+ 0, // escapement
+ 0, // orientation
+ ff_weight, // weight
+ ff_italic, // italic?
+ ff_underline, // underlined?
+ 0, // strikeout?
+ charset, // charset
+ OUT_DEFAULT_PRECIS, // precision
+ CLIP_DEFAULT_PRECIS, // clip precision
+ PROOF_QUALITY, // quality of match
+ DEFAULT_PITCH | // fixed or variable
+ ff_family, // family id
+ pzFace // face name
+ );
+
+ M_FONTDATA->m_hFont = (WXHFONT)hFont;
+ if ( !hFont )
+ {
+ wxLogLastError("CreateFont");
+ }
- 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 WXDEBUG_CREATE
- if (m_hFont==NULL) wxError("Cannot create font","Internal Error") ;
-#endif
- return (M_FONTDATA->m_hFont != (WXHFONT) NULL);
- }
- return FALSE;
+ return hFont != 0;
}
bool wxFont::FreeResource(bool force)
{
- if (M_FONTDATA && M_FONTDATA->m_hFont)
- {
- ::DeleteObject((HFONT) M_FONTDATA->m_hFont);
- M_FONTDATA->m_hFont = 0;
- return TRUE;
- }
- return FALSE;
-}
+ if ( GetResourceHandle() )
+ {
+ if ( !::DeleteObject((HFONT) M_FONTDATA->m_hFont) )
+ {
+ wxLogLastError("DeleteObject(font)");
+ }
-/*
-bool wxFont::UseResource(void)
-{
- IncrementResourceUsage();
- return TRUE;
+ M_FONTDATA->m_hFont = 0;
+
+ return TRUE;
+ }
+ return FALSE;
}
-bool wxFont::ReleaseResource(void)
+WXHANDLE wxFont::GetResourceHandle()
{
- DecrementResourceUsage();
- return TRUE;
+ if ( !M_FONTDATA )
+ return 0;
+ else
+ return (WXHANDLE)M_FONTDATA->m_hFont ;
}
-*/
-
-WXHANDLE wxFont::GetResourceHandle(void)
+
+bool wxFont::IsFree() const
{
- if ( !M_FONTDATA )
- return 0;
- else
- return (WXHANDLE)M_FONTDATA->m_hFont ;
+ return (M_FONTDATA && (M_FONTDATA->m_hFont == 0));
}
-bool wxFont::IsFree(void)
+void wxFont::Unshare()
{
- return (M_FONTDATA && (M_FONTDATA->m_hFont == 0));
+ // Don't change shared data
+ if ( !m_refData )
+ {
+ m_refData = new wxFontRefData();
+ }
+ else
+ {
+ wxFontRefData* ref = new wxFontRefData(*M_FONTDATA);
+ UnRef();
+ m_refData = ref;
+ }
}
+// ----------------------------------------------------------------------------
+// change font attribute: we recreate font when doing it
+// ----------------------------------------------------------------------------
+
void wxFont::SetPointSize(int pointSize)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
+ Unshare();
+
M_FONTDATA->m_pointSize = pointSize;
+
+ RealizeResource();
}
void wxFont::SetFamily(int family)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
+ Unshare();
+
M_FONTDATA->m_family = family;
+
+ RealizeResource();
}
void wxFont::SetStyle(int style)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
+ Unshare();
+
M_FONTDATA->m_style = style;
+
+ RealizeResource();
}
void wxFont::SetWeight(int weight)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
+ Unshare();
+
M_FONTDATA->m_weight = weight;
+
+ RealizeResource();
}
void wxFont::SetFaceName(const wxString& faceName)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
+ Unshare();
+
M_FONTDATA->m_faceName = faceName;
+
+ RealizeResource();
}
void wxFont::SetUnderlined(bool underlined)
{
- if ( !m_refData )
- m_refData = new wxFontRefData;
+ Unshare();
+
M_FONTDATA->m_underlined = underlined;
+
+ RealizeResource();
}
-wxString wxFont::GetFamilyString(void) const
+void wxFont::SetEncoding(wxFontEncoding encoding)
{
- 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;
+ Unshare();
+
+ M_FONTDATA->m_encoding = encoding;
+
+ RealizeResource();
+}
+
+// ----------------------------------------------------------------------------
+// accessors
+// ----------------------------------------------------------------------------
+
+int wxFont::GetPointSize() const
+{
+ return M_FONTDATA->m_pointSize;
+}
+
+int wxFont::GetFamily() const
+{
+ return M_FONTDATA->m_family;
+}
+
+int wxFont::GetFontId() const
+{
+ return M_FONTDATA->m_fontId;
+}
+
+int wxFont::GetStyle() const
+{
+ return M_FONTDATA->m_style;
}
-/* New font system */
-wxString wxFont::GetFaceName(void) const
+int wxFont::GetWeight() const
{
- wxString str("");
- if (M_FONTDATA)
- str = M_FONTDATA->m_faceName ;
- return str;
+ return M_FONTDATA->m_weight;
}
-wxString wxFont::GetStyleString(void) const
+bool wxFont::GetUnderlined() const
{
- wxString styl("");
- switch (GetStyle())
- {
- case wxITALIC:
- styl = "wxITALIC";
- break;
- case wxSLANT:
- styl = "wxSLANT";
- break;
- default:
- styl = "wxNORMAL";
- break;
- }
- return styl;
+ return M_FONTDATA->m_underlined;
}
-wxString wxFont::GetWeightString(void) const
+wxString wxFont::GetFaceName() const
{
- wxString w("");
- switch (GetWeight())
- {
- case wxBOLD:
- w = "wxBOLD";
- break;
- case wxLIGHT:
- w = "wxLIGHT";
- break;
- default:
- w = "wxNORMAL";
- break;
- }
- return w;
+ wxString str;
+ if ( M_FONTDATA )
+ str = M_FONTDATA->m_faceName ;
+ return str;
+}
+
+wxFontEncoding wxFont::GetEncoding() const
+{
+ return M_FONTDATA->m_encoding;
+}
+
+// ----------------------------------------------------------------------------
+// public functions
+// ----------------------------------------------------------------------------
+
+int wxCharsetFromEncoding(wxFontEncoding encoding, bool *exact)
+{
+ if ( encoding == wxFONTENCODING_DEFAULT )
+ {
+ encoding = wxFont::GetDefaultEncoding();
+ }
+
+ if ( exact )
+ *exact = TRUE;
+
+ int charset;
+ switch ( encoding )
+ {
+ case wxFONTENCODING_ISO8859_1:
+ case wxFONTENCODING_ISO8859_15:
+ case wxFONTENCODING_CP1250:
+ charset = ANSI_CHARSET;
+ break;
+
+#if !defined(__WIN16__)
+ case wxFONTENCODING_ISO8859_2:
+ case wxFONTENCODING_CP1252:
+ charset = EASTEUROPE_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_4:
+ case wxFONTENCODING_ISO8859_10:
+ charset = BALTIC_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_5:
+ case wxFONTENCODING_CP1251:
+ charset = RUSSIAN_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_6:
+ charset = ARABIC_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_7:
+ charset = GREEK_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_8:
+ charset = HEBREW_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_9:
+ charset = TURKISH_CHARSET;
+ break;
+
+ case wxFONTENCODING_ISO8859_11:
+ charset = THAI_CHARSET;
+ break;
+#endif // BC++ 16-bit
+
+ case wxFONTENCODING_CP437:
+ charset = OEM_CHARSET;
+ break;
+
+ default:
+ if ( exact )
+ *exact = FALSE;
+ // fall through
+
+ case wxFONTENCODING_SYSTEM:
+ charset = ANSI_CHARSET;
+ }
+
+ return charset;
}
projects / wxWidgets.git / blobdiff