X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0e320a79f187558effb04d92020b470372bbe456..55cca86849db86abe32f10db475a1e3e9bf461bb:/src/os2/font.cpp?ds=sidebyside diff --git a/src/os2/font.cpp b/src/os2/font.cpp index 493a6a25ba..db5ecb184a 100644 --- a/src/os2/font.cpp +++ b/src/os2/font.cpp @@ -1,85 +1,174 @@ ///////////////////////////////////////////////////////////////////////////// // Name: font.cpp // Purpose: wxFont class -// Author: AUTHOR +// Author: David Webster // Modified by: -// Created: ??/??/98 +// Created: 10/06/99 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR -// Licence: wxWindows licence +// Copyright: (c) David Webster +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "font.h" -#endif +// ============================================================================ +// declarations +// ============================================================================ -#include "wx/defs.h" -#include "wx/string.h" -#include "wx/font.h" -#include "wx/gdicmn.h" +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARIES -IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" + +#ifndef WX_PRECOMP + #include + #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/os2/private.h" + + IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject) + + #if wxUSE_PORTABLE_FONTS_IN_MSW + IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject) + #endif -wxFontRefData::wxFontRefData() +// ---------------------------------------------------------------------------- +// wxFontRefData - the internal description of the font +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxFontRefData: public wxGDIRefData { - m_style = 0; - m_pointSize = 0; - m_family = 0; - m_style = 0; - m_weight = 0; - m_underlined = 0; - m_faceName = ""; -/* TODO - m_hFont = 0; -*/ -} +friend class WXDLLEXPORT wxFont; + +public: + wxFontRefData() + { + Init(12, wxDEFAULT, wxNORMAL, wxNORMAL, FALSE, + "", wxFONTENCODING_DEFAULT); + } -wxFontRefData::wxFontRefData(const wxFontRefData& data) + 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); + } + + 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_pointSize = data.m_pointSize; - m_family = data.m_family; - m_style = data.m_style; - m_weight = data.m_weight; - m_underlined = data.m_underlined; - m_faceName = data.m_faceName; -/* TODO - 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() { - // TODO: delete font data +// TODO: +// if ( m_hFont ) +// { +// if ( !::DeleteObject((HFONT) m_hFont) ) +// { +// wxLogLastError("DeleteObject(font)"); +// } +// } } -wxFont::wxFont() -{ - if ( wxTheFontList ) - wxTheFontList->Append(this); -} +// ---------------------------------------------------------------------------- +// wxFont +// ---------------------------------------------------------------------------- -wxFont::wxFont(int pointSize, int family, int style, int weight, bool underlined, const wxString& faceName) +void wxFont::Init() { - Create(pointSize, family, style, weight, underlined, faceName); - if ( wxTheFontList ) wxTheFontList->Append(this); } -bool wxFont::Create(int pointSize, int family, int style, int weight, bool underlined, const wxString& faceName) +/* Constructor for a font. Note that the real construction is done + * in wxDC::SetFont, when information is available about scaling etc. + */ +bool wxFont::Create(int pointSize, + int family, + int style, + int weight, + bool underlined, + const wxString& faceName, + wxFontEncoding encoding) { 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(); @@ -88,31 +177,292 @@ bool wxFont::Create(int pointSize, int family, int style, int weight, bool under wxFont::~wxFont() { - if (wxTheFontList) + if ( wxTheFontList ) wxTheFontList->DeleteObject(this); } +// ---------------------------------------------------------------------------- +// real implementation +// ---------------------------------------------------------------------------- + bool wxFont::RealizeResource() { - // TODO: create the font (if there is a native font object) + 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; + +// OS/2 combines the family with styles to give a facename + + switch ( M_FONTDATA->m_family ) + { + 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") ; + } + + BYTE ff_italic; + switch ( M_FONTDATA->m_style ) + { + case wxITALIC: + case wxSLANT: + ff_italic = 1; + break; + + default: + wxFAIL_MSG(wxT("unknown font slant")); + // fall through + + 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; + + 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); + } + else + { + 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); + 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. + 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 + // Correct for Windows compatibility + int nHeight = - (M_FONTDATA->m_pointSize*ppInch/72); +#endif + + BYTE ff_underline = M_FONTDATA->m_underlined; + + wxFontEncoding encoding = M_FONTDATA->m_encoding; + if ( encoding == wxFONTENCODING_DEFAULT ) + { + encoding = wxFont::GetDefaultEncoding(); + } + + DWORD charset; + switch ( encoding ) + { + case wxFONTENCODING_ISO8859_1: + case wxFONTENCODING_ISO8859_15: + case wxFONTENCODING_CP1250: +// charset = ANSI_CHARSET; + break; + + 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; + + case wxFONTENCODING_CP437: +// charset = OEM_CHARSET; + break; + + default: + wxFAIL_MSG(wxT("unsupported encoding")); + // fall through + + case wxFONTENCODING_SYSTEM: +// charset = ANSI_CHARSET; + break; + } + +// TODO: +WXHFONT hFont = 0; +// 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"); + } + + return hFont != 0; +} + +bool wxFont::FreeResource(bool force) +{ + if ( GetResourceHandle() ) + { +// TODO: +// if ( !::DeleteObject((HFONT) M_FONTDATA->m_hFont) ) +// { +// wxLogLastError("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 ; +} + +bool wxFont::IsFree() const +{ + 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(); @@ -167,78 +517,59 @@ void wxFont::SetUnderlined(bool underlined) RealizeResource(); } -wxString wxFont::GetFamilyString() 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() const +void wxFont::SetEncoding(wxFontEncoding encoding) { - wxString str(""); - if (M_FONTDATA) - str = M_FONTDATA->m_faceName ; - return str; + Unshare(); + + M_FONTDATA->m_encoding = encoding; + + RealizeResource(); } -wxString wxFont::GetStyleString() const +// ---------------------------------------------------------------------------- +// accessors +// ---------------------------------------------------------------------------- + +int wxFont::GetPointSize() 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_pointSize; } -wxString wxFont::GetWeightString() const +int wxFont::GetFamily() 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_family; +} + +int wxFont::GetFontId() const +{ + return M_FONTDATA->m_fontId; +} + +int wxFont::GetStyle() const +{ + return M_FONTDATA->m_style; +} + +int wxFont::GetWeight() const +{ + return M_FONTDATA->m_weight; +} + +bool wxFont::GetUnderlined() const +{ + return M_FONTDATA->m_underlined; +} + +wxString wxFont::GetFaceName() const +{ + wxString str; + if ( M_FONTDATA ) + str = M_FONTDATA->m_faceName ; + return str; +} + +wxFontEncoding wxFont::GetEncoding() const +{ + return M_FONTDATA->m_encoding; }