// 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)
-#if wxUSE_PORTABLE_FONTS_IN_MSW
-IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
-#endif
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
-#endif
+// the default font size in points
+static const int wxDEFAULT_FONT_SIZE = 12;
-wxFontRefData::wxFontRefData(void)
+// ----------------------------------------------------------------------------
+// wxFontRefData - the internal description of the font
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxFontRefData: public wxGDIRefData
{
- 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;
-}
+friend class WXDLLEXPORT wxFont;
+
+public:
+ wxFontRefData()
+ {
+ Init(wxDEFAULT_FONT_SIZE, 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::wxFontRefData(const wxFontRefData& data)
+ wxFontRefData(int size,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding)
+ {
+ Init(size, family, style, weight, underlined, faceName, encoding);
+ }
+
+ 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 = data.m_style;
- m_temporary = FALSE;
- m_pointSize = data.m_pointSize;
- m_family = data.m_family;
- m_fontId = data.m_fontId;
- m_style = data.m_style;
- m_weight = data.m_weight;
- m_underlined = data.m_underlined;
- m_faceName = data.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(wxT("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& faceName)
+bool wxFont::Create(int pointSize,
+ int family,
+ int style,
+ int weight,
+ bool underlined,
+ const wxString& faceName,
+ wxFontEncoding encoding)
{
- Create(pointSize, family, style, weight, underlined, faceName);
+ UnRef();
- if ( wxTheFontList )
- wxTheFontList->Append(this);
-}
+ // 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 = wxDEFAULT_FONT_SIZE;
-bool wxFont::Create(int pointSize, int family, int style, int weight, bool underlined, const wxString& faceName)
-{
- 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 = faceName;
+ m_refData = new wxFontRefData(pointSize, family, style, weight,
+ underlined, faceName, encoding);
- RealizeResource();
+ 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;
- int ff_family = 0;
- wxString ff_face("");
-
- switch (M_FONTDATA->m_family)
+ if ( GetResourceHandle() )
{
- 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" ;
+ // VZ: the old code returned FALSE in this case, but it doesn't seem
+ // to make sense because the font _was_ created
+ return TRUE;
}
- 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;
-
- const char* pzFace = (const char*) ff_face;
- if (!M_FONTDATA->m_faceName.IsNull())
- pzFace = (const char*) M_FONTDATA->m_faceName ;
-
-/* 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);
- }
- else
+ LOGFONT lf;
+ wxFillLogFont(&lf, this);
+ M_FONTDATA->m_hFont = (WXHFONT)::CreateFontIndirect(&lf);
+ M_FONTDATA->m_faceName = lf.lfFaceName;
+ if ( !M_FONTDATA->m_hFont )
{
- nHeight = M_FONTDATA->m_pointSize*GetDeviceCaps(dc, LOGPIXELSY)/72;
- }
-*/
- // 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 wxFONT_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
+ wxLogLastError(wxT("CreateFont"));
- bool ff_underline = M_FONTDATA->m_underlined;
+ return FALSE;
+ }
- 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, pzFace);
-#ifdef WXDEBUG_CREATE
- if (m_hFont==NULL) wxError("Cannot create font","Internal Error") ;
-#endif
- return (M_FONTDATA->m_hFont != (WXHFONT) NULL);
- }
- return FALSE;
+ return TRUE;
}
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(wxT("DeleteObject(font)"));
+ }
+
+ M_FONTDATA->m_hFont = 0;
+
+ return TRUE;
+ }
+ return FALSE;
}
WXHANDLE wxFont::GetResourceHandle()
{
- if ( !M_FONTDATA )
- return 0;
- else
- return (WXHANDLE)M_FONTDATA->m_hFont ;
+ return GetHFONT();
+}
+
+WXHFONT wxFont::GetHFONT() const
+{
+ if ( !M_FONTDATA )
+ return 0;
+ else
+ return (WXHANDLE)M_FONTDATA->m_hFont;
}
bool wxFont::IsFree() const
{
- return (M_FONTDATA && (M_FONTDATA->m_hFont == 0));
+ return (M_FONTDATA && (M_FONTDATA->m_hFont == 0));
}
void wxFont::Unshare()
{
- // Don't change shared data
- if (!m_refData)
+ // Don't change shared data
+ if ( !m_refData )
{
- m_refData = new wxFontRefData();
- }
+ m_refData = new wxFontRefData();
+ }
else
{
- wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
- UnRef();
- m_refData = ref;
- }
+ wxFontRefData* ref = new wxFontRefData(*M_FONTDATA);
+ UnRef();
+ m_refData = ref;
+ }
}
+// ----------------------------------------------------------------------------
+// change font attribute: we recreate font when doing it
+// ----------------------------------------------------------------------------
+
void wxFont::SetPointSize(int pointSize)
{
Unshare();
RealizeResource();
}
-wxString wxFont::GetFamilyString(void) const
+void wxFont::SetEncoding(wxFontEncoding encoding)
+{
+ 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;
+}
+
+int wxFont::GetWeight() 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;
+ return M_FONTDATA->m_weight;
}
-wxString wxFont::GetFaceName(void) const
+bool wxFont::GetUnderlined() const
{
- wxString str("");
- if (M_FONTDATA)
- str = M_FONTDATA->m_faceName ;
- return str;
+ return M_FONTDATA->m_underlined;
}
-wxString wxFont::GetStyleString(void) const
+wxString wxFont::GetFaceName() const
{
- wxString styl("");
- switch (GetStyle())
- {
- case wxITALIC:
- styl = "wxITALIC";
- break;
- case wxSLANT:
- styl = "wxSLANT";
- break;
- default:
- styl = "wxNORMAL";
- break;
- }
- return styl;
+ wxString str;
+ if ( M_FONTDATA )
+ str = M_FONTDATA->m_faceName;
+ return str;
}
-wxString wxFont::GetWeightString(void) const
+wxFontEncoding wxFont::GetEncoding() const
{
- wxString w("");
- switch (GetWeight())
- {
- case wxBOLD:
- w = "wxBOLD";
- break;
- case wxLIGHT:
- w = "wxLIGHT";
- break;
- default:
- w = "wxNORMAL";
- break;
- }
- return w;
+ return M_FONTDATA->m_encoding;
}
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