[patch] psprinter patch

qt-x11-free-3.2.1-qpsprinter-useFreeType2-20030922.patch (text/plain), 10.03 KB, created by Ken Deeter on 2003-11-09 02:53:43 UTC

--- qt-x11-free-3.2.1/src/kernel/qpsprinter-orig.cpp	Wed Aug 20 22:07:33 2003
+++ qt-x11-free-3.2.1/src/kernel/qpsprinter.cpp	Mon Sep 22 17:04:29 2003
@@ -98,6 +98,12 @@
 #include "qtextlayout_p.h"
 #include "qtextengine_p.h"
 extern bool qt_has_xft;
+
+#ifndef QT_NO_XFTFREETYPE
+#include <ft2build.h>
+#include FT_OUTLINE_H
+#endif
+
 #endif
 
 static bool qt_gen_epsf = FALSE;
@@ -2076,6 +2082,32 @@
 
 // ================== TTF ====================
 
+#ifndef QT_NO_XFTFREETYPE
+
+static void
+getXftData( const QFontEngine *engine,
+	    int &index, int &weight, int &slant, XftMatrix &matrix )
+{
+    XftPattern*  font = static_cast<const QFontEngineXft *>( engine )->pattern();
+    XftMatrix    unit = { 1.0, 0, 0, 1.0 };
+    XftMatrix*   mat;
+
+    index  = 0;
+    weight = XFT_WEIGHT_MEDIUM;
+    slant  = XFT_SLANT_ROMAN;
+    matrix = unit;
+
+    XftPatternGetInteger( font, XFT_INDEX, 0, &index );
+    XftPatternGetInteger( font, XFT_WEIGHT, 0, &weight );
+    XftPatternGetInteger( font, XFT_SLANT, 0, &slant );
+
+    if ( XftPatternGetMatrix( font, XFT_MATRIX, 0, &mat ) == XftResultMatch )
+	matrix = *mat;
+}
+
+#endif // QT_NO_XFTFREETYPE
+
+
 typedef Q_UINT8  BYTE;
 typedef Q_UINT16 USHORT;
 typedef Q_UINT16 uFWord;
@@ -2184,6 +2216,16 @@
 
     int indexToLocFormat;         /* short or long offsets */
 
+#ifndef QT_NO_XFTFREETYPE
+    FT_Face face;
+    int index;
+    int weight;
+    int slant;
+    XftMatrix matrix;
+
+    QString StyleName_Extension;
+#endif // QT_NO_XFTFREETYPE
+
 };
 
 
@@ -2293,6 +2335,58 @@
 #endif
   offset_table = (unsigned char*) data.data(); /* first 12 bytes */
 
+#ifndef QT_NO_XFTFREETYPE
+  if ( target_type == 42 ) {
+    if ( !( d[0] == '0' && d[1] == '1' && d[2] == '0' && d[3] == '0' ) ) {
+      defective = TRUE;
+      return;
+    }
+  }
+
+  face = 0;
+  StyleName_Extension = "";
+  getXftData( f, index, weight, slant, matrix );
+
+  if ( qt_has_xft && f->type() == QFontEngine::Xft ) {
+    extern FT_Library  _XftFTlibrary;
+
+    if ( FT_New_Memory_Face( _XftFTlibrary,
+                             (const FT_Byte*)data.data(),
+                             data.size(), index, &face ) ||
+         ( face->face_flags & FT_FACE_FLAG_SCALABLE ) == 0 ) {
+      defective = TRUE;
+      return;
+    }
+
+    FT_Set_Pixel_Sizes( face, 1000, 1000 );
+
+    bool bold   = ( face->style_flags & FT_STYLE_FLAG_BOLD   ) != 0;
+    bool italic = ( face->style_flags & FT_STYLE_FLAG_ITALIC ) != 0;
+
+    if ( weight > XFT_WEIGHT_MEDIUM && !bold )
+      StyleName_Extension += "Bold";
+    if ( slant > XFT_SLANT_ROMAN && !italic )
+      StyleName_Extension += "Oblique";
+
+    if ( !StyleName_Extension.isEmpty() )
+      StyleName_Extension = "-" + StyleName_Extension;
+
+    if ( matrix.xx != 1.0 || matrix.xy != 0.0 ||
+         matrix.yx != 0.0 || matrix.yy != 1.0 )
+      StyleName_Extension += QString( "-%1-%2-%3-%4" )
+                                     .arg( matrix.xx, 0, 'f' )
+                                     .arg( matrix.yx, 0, 'f' )
+                                     .arg( matrix.xy, 0, 'f' )
+                                     .arg( matrix.yy, 0, 'f' );
+
+    StyleName_Extension.replace( '.', '_' );
+  }
+
+  if ( d[0] == 't' && d[1] == 't' && d[2] == 'c' && d[3] == 'f' )
+    offset_table += getULONG( offset_table + 12 + 4 * index );
+#endif
+
+
   /* Determine how many directory entries there are. */
   numTables = getUSHORT( offset_table + 4 );
 
@@ -2404,6 +2498,11 @@
 //  qDebug("number of glyphs is %d", numGlyphs);
   replacementList = makePSFontNameList( f, psname );
   uni2glyphSetup();
+
+#ifndef QT_NO_XFTFREETYPE
+  psname   += StyleName_Extension;
+  FullName += StyleName_Extension;
+#endif
 }
 
 
@@ -2520,7 +2619,7 @@
     if( target_type == 42 )
         s << "%%Creator: Converted from TrueType to type 42 by Qt\n";
     else
-        s << "%%Creator: Converted from TrueType by Qt\n";
+        s << "%%Creator: Converted from TrueType/OpenType by Qt\n";
 
     /* If VM usage information is available, print it. */
     if( target_type == 42 && post_table)
@@ -2542,7 +2641,7 @@
         s << "/_d{bind def}bind def\n";
         s << "/_m{moveto}_d\n";
         s << "/_l{lineto}_d\n";
-        s << "/_cl{closepath eofill}_d\n";
+        s << "/_cl{closepath fill}_d\n";
         s << "/_c{curveto}_d\n";
         s << "/_sc{7 -1 roll{setcachedevice}{pop pop pop pop pop pop}ifelse}_d\n";
         s << "/_e{exec}_d\n";
@@ -2556,7 +2655,15 @@
     if(target_type == 42)
         s << "/FontMatrix[1 0 0 1 0 0]def\n";
     else
+#ifndef QT_NO_XFTFREETYPE
+        s << QString( "/FontMatrix[%1 %2 %3 %4 0 0]def\n" )
+                     .arg( 0.001 * matrix.xx, 0, 'f', 6 )
+                     .arg( 0.001 * matrix.yx, 0, 'f', 6 )
+                     .arg( 0.001 * matrix.xy, 0, 'f', 6 )
+                     .arg( 0.001 * matrix.yy, 0, 'f', 6 );
+#else
         s << "/FontMatrix[.001 0 0 .001 0 0]def\n";
+#endif
 
     s << "/FontBBox[";
     s<< llx;
@@ -2699,6 +2806,11 @@
 
     s << "end readonly def\n";
 
+    if ( face ) {
+      FT_Done_Face( face );
+      face = 0;
+    }
+
     // === trailer ===
 
     /* If we are generating a type 3 font, we need to provide */
@@ -2841,7 +2953,7 @@
             offset = getULONG( ptr + 8 );
             //length = getULONG( ptr + 12 );
 
-            table = offset_table + offset;
+            table = (BYTE*)data.data() + offset;
             return table;
         }
 
@@ -3344,6 +3456,123 @@
   }
 }
 
+
+#ifndef QT_NO_XFTFREETYPE
+
+#undef DOWNSCALE
+#define DOWNSCALE( x ) ( ( (x) + 32 ) >> 6 )
+
+extern "C" {
+
+static FT_Vector  from;
+
+  static FT_Error
+  PSMovetoFT( FT_Vector*  to, QTextStream *s )
+  {
+    if ( !to ) {
+      stack( 100, 1, *s );
+      (*s) << " _cl";
+    } else {
+      stack( 100, 3, *s );
+      (*s) << DOWNSCALE( to->x ) << " "
+           << DOWNSCALE( to->y ) << " _m\n";
+      from = *to;
+    }
+
+    return FT_Err_Ok;
+  }
+
+  static FT_Error
+  PSLinetoFT( FT_Vector*  to,
+              QTextStream *s )
+  {
+    stack( 100, 3, *s );
+    (*s) << DOWNSCALE( to->x ) << " "
+         << DOWNSCALE( to->y ) << " _l\n";
+    from = *to;
+    return FT_Err_Ok;
+  }
+
+  static FT_Error
+  PSCubictoFT( FT_Vector*  ctrl1, FT_Vector*  ctrl2, FT_Vector*  to,
+               QTextStream *s )
+  {
+    stack( 100, 7, *s );
+    (*s) << DOWNSCALE( ctrl1->x ) << " "
+         << DOWNSCALE( ctrl1->y ) << " "
+         << DOWNSCALE( ctrl2->x ) << " "
+         << DOWNSCALE( ctrl2->y ) << " "
+         << DOWNSCALE( to->x    ) << " "
+         << DOWNSCALE( to->y    ) << " _c\n";
+    from = *to;
+    return FT_Err_Ok;
+  }
+
+  static FT_Error
+  PSConictoFT( FT_Vector*  ctrl, FT_Vector*  to,
+               QTextStream *s )
+  {
+    FT_Vector  ctrl1, ctrl2;
+
+
+    ctrl1.x = ( from.x + 2*ctrl->x ) / 3;
+    ctrl1.y = ( from.y + 2*ctrl->y ) / 3;
+    ctrl2.x = ( to->x  + 2*ctrl->x ) / 3;
+    ctrl2.y = ( to->y  + 2*ctrl->y ) / 3;
+
+    return PSCubictoFT( &ctrl1, &ctrl2, to, s );
+  }
+
+} // extern "C"
+
+static void
+charprocFT( FT_Face  face, FT_UInt  glyph_index,
+            int weight, int slant, QTextStream &s )
+{
+  static const FT_Outline_Funcs  funcs =
+  {
+    (FT_Outline_MoveToFunc)  PSMovetoFT,
+    (FT_Outline_LineToFunc)  PSLinetoFT,
+    (FT_Outline_ConicToFunc) PSConictoFT,
+    (FT_Outline_CubicToFunc) PSCubictoFT,
+    0, 0
+  };
+
+  FT_Int32  load_flags = FT_LOAD_NO_BITMAP |
+                         FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH;
+
+  Q_UNUSED( weight );
+  Q_UNUSED( slant );
+
+  if ( !FT_Load_Glyph( face, glyph_index, load_flags ) ) {
+    FT_Glyph_Metrics*  metrics = &face->glyph->metrics;
+
+    stack( 100, 7, s );
+    s << ( ( face->glyph->linearHoriAdvance + 0x8000L ) >> 16 );
+    s << " 0 ";
+    s << DOWNSCALE( metrics->horiBearingX );
+    s << " ";
+    s << DOWNSCALE( metrics->horiBearingY - metrics->height );
+    s << " ";
+    s << DOWNSCALE( metrics->horiBearingX + metrics->width );
+    s << " ";
+    s << DOWNSCALE( metrics->horiBearingY );
+    s << " _sc\n";
+
+    FT_Outline_Decompose( &face->glyph->outline, &funcs, &s );
+    PSMovetoFT( 0, &s );
+
+  } else {
+    stack( 7, 7, s );
+    s << "0 0 0 0 0 0 0 _sc\n";
+  }
+
+  stack_end( s );
+  return;
+}
+
+#endif // QT_NO_XFTFREETYPE
+
 // postscript drawing commands
 
 static void PSMoveto(FWord x, FWord y, QTextStream& ts)
@@ -3738,6 +3967,12 @@
   charproc_data cd;
 
   glyphset[charindex] = TRUE;
+
+#ifndef QT_NO_XFTFREETYPE
+  if ( face )
+    return;
+#endif // QT_NO_XFTFREETYPE
+
   //printf("subsetting %s ==> ",glyphName(charindex).latin1());
 
   /* Get a pointer to the data. */
@@ -3939,6 +4174,11 @@
   s << "\n";
 #endif
 
+  if ( face ) {
+    charprocFT( face, charindex, weight, slant, s );
+    return;
+  }
+
   /* Get a pointer to the data. */
   BYTE* glyph = charprocFindGlyphData( charindex );
 
@@ -4885,15 +5125,22 @@
 	    XftPattern *pattern = static_cast<QFontEngineXft *>( engine )->pattern();
 	    //qDebug("xfthandle=%p", font);
 	    char *filename = 0;
-	    XftResult res;
-	    XftPattern *f = XftFontMatch(qt_xdisplay(), 0, pattern, &res);
-	    XftPatternGetString (f, XFT_FILE, 0, &filename);
+	    XftPatternGetString (pattern, XFT_FILE, 0, &filename);
 	    //qDebug("filename for font is '%s'", filename);
+
+	    int index, weight, slant;
+	    XftMatrix  matrix;
+	    getXftData (engine, index, weight, slant, matrix);
+
+	    QString  style = QString("-I%1-W%2-S%3-M[%4,%5,%6,%7]")
+				.arg(index).arg(weight).arg(slant)
+				.arg(matrix.xx).arg(matrix.xy)
+				.arg(matrix.yx).arg(matrix.yy);
+
 	    if ( filename ) {
 		fontfilename = QString::fromLatin1( filename );
-		xfontname = fontfilename;
+		xfontname = fontfilename + style;
 	    }
-	    XftPatternDestroy( f );
 	} else
 #endif
 	{
@@ -5031,6 +5278,12 @@
             type = PFA;
         else if (d[0]==0x00 && d[1]==0x01 && d[2]==0x00 && d[3]==0x00)
             type = TTF;
+#ifndef QT_NO_XFTFREETYPE
+        else if (d[0]=='t' && d[1]=='t' && d[2]=='c' && d[3]=='f')
+            type = TTF;
+        else if (d[0]=='O' && d[1]=='T' && d[2]=='T' && d[3]=='O')
+            type = TTF;
+#endif // QT_NO_XFTFREETYPE
         else
             type = NONE;
     } else