]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/fontutil.cpp
Remove unneeded variable initializations in wxPM code.
[wxWidgets.git] / src / os2 / fontutil.cpp
index 8437a713129b9c218b86756b908671273a8aa12b..8a27bc17295a84b48eca0cbad223d5697b08a111 100644 (file)
@@ -1,17 +1,13 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        msw/fontutil.cpp
+// Name:        src/msw/fontutil.cpp
 // Purpose:     font-related helper functions for wxMSW
 // Author:      Modified by David Webster for OS/2
 // Modified by:
 // Created:     01.03.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
-#define DEBUG_PRINTF(NAME)   { static int raz=0; \
-  printf( #NAME " %i\n",raz); fflush(stdout);       \
-   raz++;                                        \
- }
 
 // ============================================================================
 // declarations
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "fontutil.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
+#define DEBUG_PRINTF(NAME)                            \
+    {                                                 \
+        static int raz=0;                             \
+        printf( #NAME " %i\n",raz); fflush(stdout);   \
+        raz++;                                        \
+    }
+
 #ifndef WX_PRECOMP
     #include "wx/app.h"
     #include "wx/string.h"
@@ -39,6 +38,7 @@
 
 #include "wx/fontutil.h"
 #include "wx/fontmap.h"
+#include "wx/encinfo.h"
 
 #include "wx/tokenzr.h"
 
 // convert to/from the string representation: format is
 //      encodingid;facename[;charset]
 
-bool wxNativeEncodingInfo::FromString(
-  const wxString&                   rsStr
-)
+bool wxNativeEncodingInfo::FromString( const wxString& rsStr )
 {
-    wxStringTokenizer               vTokenizer(rsStr, _T(";"));
+    wxStringTokenizer               vTokenizer(rsStr, wxT(";"));
     wxString                        sEncid = vTokenizer.GetNextToken();
     long                            lEnc;
 
@@ -76,24 +74,24 @@ bool wxNativeEncodingInfo::FromString(
     }
     else
     {
-        if ( wxSscanf(sTmp, _T("%u"), &charset) != 1 )
+        if ( wxSscanf(sTmp, wxT("%u"), &charset) != 1 )
         {
             // should be a number!
             return FALSE;
         }
     }
-    return TRUE;
+    return true;
 } // end of wxNativeEncodingInfo::FromString
 
 wxString wxNativeEncodingInfo::ToString() const
 {
     wxString                        sStr;
 
-    sStr << (long)encoding << _T(';') << facename;
+    sStr << (long)encoding << wxT(';') << facename;
 
     if (charset != 850)
     {
-        sStr << _T(';') << charset;
+        sStr << wxT(';') << charset;
     }
     return sStr;
 } // end of wxNativeEncodingInfo::ToString
@@ -102,12 +100,10 @@ wxString wxNativeEncodingInfo::ToString() const
 // helper functions
 // ----------------------------------------------------------------------------
 
-bool wxGetNativeFontEncoding(
-  wxFontEncoding                    vEncoding
-, wxNativeEncodingInfo*             pInfo
-)
+bool wxGetNativeFontEncoding( wxFontEncoding vEncoding,
+                              wxNativeEncodingInfo* pInfo )
 {
-    wxCHECK_MSG(pInfo, FALSE, _T("bad pointer in wxGetNativeFontEncoding") );
+    wxCHECK_MSG(pInfo, FALSE, wxT("bad pointer in wxGetNativeFontEncoding") );
     if (vEncoding == wxFONTENCODING_DEFAULT)
     {
         vEncoding = wxFont::GetDefaultEncoding();
@@ -167,7 +163,7 @@ bool wxGetNativeFontEncoding(
             pInfo->charset = 850;
             break;
     }
-    return TRUE;
+    return true;
 } // end of wxGetNativeFontEncoding
 
 wxFontEncoding wxGetFontEncFromCharSet(
@@ -222,24 +218,22 @@ wxFontEncoding wxGetFontEncFromCharSet(
     return eFontEncoding;
 } // end of wxGetNativeFontEncoding
 
-bool wxTestFontEncoding(
-  const wxNativeEncodingInfo&       rInfo
-)
+bool wxTestFontEncoding( const wxNativeEncodingInfo& rInfo )
 {
-    FATTRS                          vLogFont;
-    HPS                             hPS;
+    FATTRS vLogFont;
+    HPS    hPS;
 
     hPS = ::WinGetPS(HWND_DESKTOP);
 
     memset(&vLogFont, '\0', sizeof(FATTRS));           // all default values
     vLogFont.usRecordLength = sizeof(FATTRS);
-    vLogFont.usCodePage = rInfo.charset;
+    vLogFont.usCodePage = (USHORT)rInfo.charset;
     vLogFont.lMaxBaselineExt = 0L;                    // Outline fonts should use 0
     vLogFont.lAveCharWidth = 0L;                      // Outline fonts should use 0
     vLogFont.fsFontUse = FATTR_FONTUSE_OUTLINE |      // only outline fonts allowed
                          FATTR_FONTUSE_TRANSFORMABLE; // may be transformed
 
-    strncpy(vLogFont.szFacename, rInfo.facename.c_str(), sizeof(vLogFont.szFacename));
+    wxStrlcpy((wxChar*)vLogFont.szFacename, rInfo.facename.c_str(), WXSIZEOF(vLogFont.szFacename));
 
     if (!::GpiCreateLogFont( hPS
                             ,NULL
@@ -251,7 +245,7 @@ bool wxTestFontEncoding(
         return FALSE;
     }
     ::WinReleasePS(hPS);
-    return TRUE;
+    return true;
 } // end of wxTestFontEncoding
 
 // ----------------------------------------------------------------------------
@@ -287,30 +281,33 @@ void wxConvertVectorFontSize(
     //   NOTE: 1 point == 1/72 of an inch.
     //
 
-    vSizef.cx = (FIXED)(((fxPointSize) / 72 ) * lXFontResolution );
-    vSizef.cy = (FIXED)(((fxPointSize) / 72 ) * lYFontResolution );
+    // multiply first to avoid getting vSizef.cx,cy = 0 since fxPointSize
+    // is normally < 72 and FontResolution is typically ca. 100
+    vSizef.cx = (FIXED)( (fxPointSize * lXFontResolution) / 72 );
+    vSizef.cy = (FIXED)( (fxPointSize * lYFontResolution) / 72 );
 
-    pFattrs->lMaxBaselineExt = MAKELONG( HIUSHORT( vSizef.cy ), 0 );
-    pFattrs->lAveCharWidth   = MAKELONG( HIUSHORT( vSizef.cx ), 0 );
+    if (pFattrs)
+    {
+        pFattrs->lMaxBaselineExt = MAKELONG( HIUSHORT( vSizef.cy ), 0 );
+        pFattrs->lAveCharWidth   = MAKELONG( HIUSHORT( vSizef.cx ), 0 );
+    }
     WinReleasePS(hPS);
 
 } // end of wxConvertVectorPointSize
 
-void wxFillLogFont(
-  LOGFONT*                          pFattrs  // OS2 GPI FATTRS
-, PFACENAMEDESC                     pFaceName
-, HPS*                              phPS
-, bool*                             pbInternalPS
-, long*                             pflId
-, wxString&                         sFaceName
-, wxFont*                           pFont
-)
+void wxFillLogFont( LOGFONT*      pFattrs,  // OS2 GPI FATTRS
+                    PFACENAMEDESC pFaceName,
+                    HPS*          phPS,
+                    bool*         pbInternalPS,
+                    long*         pflId,
+                    wxString&     sFaceName,
+                    wxFont*       pFont )
 {
-    LONG                            lNumFonts = 0L;       // For system font count
-    ERRORID                         vError;               // For logging API errors
-    LONG                            lTemp = 0L;
-    bool                            bInternalPS = FALSE;  // if we have to create one
-    PFONTMETRICS                    pFM = NULL;
+    LONG         lNumFonts = 0L;       // For system font count
+    ERRORID      vError;               // For logging API errors
+    LONG         lTemp = 0L;
+    bool         bInternalPS = false;  // if we have to create one
+    PFONTMETRICS pFM = NULL;
 
     //
     // Initial house cleaning to free data buffers and ensure we have a
@@ -319,7 +316,7 @@ void wxFillLogFont(
     if (!*phPS)
     {
         *phPS = ::WinGetPS(HWND_DESKTOP);
-        bInternalPS = TRUE;
+        bInternalPS = true;
     }
 
     //
@@ -391,7 +388,6 @@ void wxFillLogFont(
     // font, so now we need to generate an ID
     //
     long                            lNumLids = ::GpiQueryNumberSetIds(*phPS);
-    long                            lGpiError;
 
     if(lNumLids )
     {
@@ -413,7 +409,7 @@ void wxFillLogFont(
         }
         if (*pflId == 0L)
             *pflId = 1L;
-        for(unsigned long LCNum = 0; LCNum < lNumLids; LCNum++)
+        for(unsigned long LCNum = 0; LCNum < (unsigned long)lNumLids; LCNum++)
             if(alIds[LCNum] == *pflId)
                ++*pflId;
         if(*pflId > 254)  // wow, no id available!
@@ -447,7 +443,7 @@ void wxFillLogFont(
     {
         vError = ::WinGetLastError(vHabmain);
     }
-    sFaceName = zFacename;
+    sFaceName = (wxChar*)zFacename;
     *pbInternalPS = bInternalPS;
 
     //
@@ -464,18 +460,13 @@ void wxOS2SelectMatchingFontByName(
 )
 {
     int                             i;
-    int                             nDiff0;
     int                             nPointSize;
-    int                             nDiff;
     int                             nIs;
-    int                             nMinDiff;
     int                             nMinDiff0;
-    int                             nApirc;
     int                             anDiff[16];
     int                             anMinDiff[16];
     int                             nIndex = 0;
-    STR8                            zFn;
-    char                            zFontFaceName[FACESIZE];
+    wxChar                          zFontFaceName[FACESIZE];
     wxString                        sFaceName;
     USHORT                          usWeightClass;
     int                             fsSelection = 0;
@@ -518,7 +509,7 @@ void wxOS2SelectMatchingFontByName(
     switch (pFont->GetWeight())
     {
         default:
-            wxFAIL_MSG(_T("unknown font weight"));
+            wxFAIL_MSG(wxT("unknown font weight"));
             // fall through
             usWeightClass = FWEIGHT_DONT_CARE;
             break;
@@ -558,7 +549,7 @@ void wxOS2SelectMatchingFontByName(
             break;
     }
 
-    wxStrncpy(zFontFaceName, sFaceName.c_str(), WXSIZEOF(zFontFaceName));
+    wxStrlcpy(zFontFaceName, sFaceName.c_str(), WXSIZEOF(zFontFaceName));
     nPointSize = pFont->GetPointSize();
 
     //
@@ -567,17 +558,12 @@ void wxOS2SelectMatchingFontByName(
     nIndex = 0;
     for(i = 0, nIs = 0; i < nNumFonts; i++)
     {
-        int                         nEmHeight = 0;
-        int                         nXHeight = 0;
-
-        anDiff[0] = wxGpiStrcmp(pFM[i].szFacename, zFontFaceName);
+        anDiff[0] = wxGpiStrcmp((wxChar*)pFM[i].szFacename, zFontFaceName);
         anDiff[1] = abs(pFM[i].lEmHeight - nPointSize);
         anDiff[2] = abs(pFM[i].usWeightClass -  usWeightClass);
         anDiff[3] = abs((pFM[i].fsSelection & 0x2f) -  fsSelection);
         if(anDiff[0] == 0)
         {
-            nEmHeight = (int)pFM[i].lEmHeight;
-            nXHeight  =(int)pFM[i].lXHeight;
             if( (nIs & 0x01) == 0)
             {
                 nIs = 1;
@@ -646,7 +632,7 @@ void wxOS2SelectMatchingFontByName(
     pFattrs->fsType          = 0;
     pFattrs->lMaxBaselineExt = 0;
     pFattrs->lAveCharWidth   = 0;
-    wxStrcpy(pFattrs->szFacename, pFM[nIndex].szFacename);
+    wxStrcpy((wxChar*)pFattrs->szFacename, (wxChar*)pFM[nIndex].szFacename);
     if (pFont->GetWeight() == wxNORMAL)
         pFattrs->fsSelection = 0;
     else
@@ -674,8 +660,8 @@ wxFont wxCreateFontFromLogFont(
 } // end of wxCreateFontFromLogFont
 
 int wxGpiStrcmp(
-  char*                             s0
-, char*                             s1
+  wxChar*                           s0
+, wxChar*                           s1
 )
 {   int                             l0;
     int                             l1;
@@ -696,8 +682,8 @@ int wxGpiStrcmp(
     else if(s1 == NULL)
         return 32;
 
-    l0 = strlen(s0);
-    l1 = strlen(s1);
+    l0 = wxStrlen(s0);
+    l1 = wxStrlen(s1);
     l  = l0;
     if(l0 != l1)
     {
@@ -710,11 +696,10 @@ int wxGpiStrcmp(
         d = s0[i]-s1[i];
         if(!d)
             continue;
-        d1 = toupper(s0[i]) - toupper(s1[i]);
+        d1 = wxToupper(s0[i]) - wxToupper(s1[i]);
         if(!d1)
             continue;
         rc += abs(d);
     }
     return rc;
 }
-