added fontconfig code.

[swftools.git] / pdf2swf / SWFOutputDev.cc

diff --git a/pdf2swf/SWFOutputDev.cc b/pdf2swf/SWFOutputDev.cc
index d0c7002..0b06f8d 100644 (file)
--- a/pdf2swf/SWFOutputDev.cc
+++ b/pdf2swf/SWFOutputDev.cc
@@ -23,6 +23,9 @@
 #include <string.h>
 #include <unistd.h>
 #include "../config.h"
+#ifdef HAVE_FONTCONFIG_H
+#include <fontconfig.h>
+#endif
 //xpdf header files
 #include "config.h"
 #include "gfile.h"
@@ -46,6 +49,7 @@
 #include "GlobalParams.h"
 //swftools header files
 #include "swfoutput.h"
+#include "SWFOutputDev.h"
 #include "../lib/log.h"
 
 #include <math.h>
@@ -645,6 +649,9 @@ void SWFOutputDev::beginString(GfxState *state, GString *s)
     m11 *= state->getHorizScaling();
     m21 *= state->getHorizScaling();
     swfoutput_setfontmatrix(&output, m11, -m21, m12, -m22);
+    
+    msg("<debug> fontmatrix %7.3f %7.3f\n", m11,-m21);
+    msg("<debug> fontmatrix %7.3f %7.3f\n", m12,-m22);
 }
 
 void SWFOutputDev::drawChar(GfxState *state, double x, double y,
@@ -693,6 +700,9 @@ void SWFOutputDev::drawChar(GfxState *state, double x, double y,
     
     msg("<debug> drawChar(%f,%f,c='%c' (%d),u=%d <%d>) CID=%d name=\"%s\"\n",x,y,(c&127)>=32?c:'?',c,u, uLen, font->isCIDFont(), FIXNULL(name));
 
+    x1 = (int)(x1+0.5);
+    y1 = (int)(y1+0.5);
+
     int ret = swfoutput_drawchar(&output, x1, y1, name, c, u);
 }
 
@@ -1091,11 +1101,106 @@ char* substitutetarget[256];
 char* substitutesource[256];
 int substitutepos = 0;
 
+char* searchForSuitableFont(GfxFont*gfxFont)
+{
+    char*name = getFontName(gfxFont);
+    char*fontname = 0;
+    char*filename = 0;
+    
+#ifdef HAVE_FONTCONFIG
+    FcPattern *pattern, *match;
+    FcResult result;
+    FcChar8 *v;
+
+    // call init ony once
+    static int fcinitcalled = false; 
+    if (!fcinitcalled) {
+        fcinitcalled = true;
+       FcInit();
+    }
+   
+    pattern = FcPatternBuild(NULL, FC_FAMILY, FcTypeString, name, NULL);
+    if (gfxFont->isItalic()) // check for italic
+       FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
+    if (gfxFont->isBold()) // check for bold
+        FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
+
+    // configure and match using the original font name 
+    FcConfigSubstitute(0, pattern, FcMatchPattern); 
+    FcDefaultSubstitute(pattern);
+    match = FcFontMatch(0, pattern, &result);
+    
+    if (FcPatternGetString(match, "family", 0, &v) == FcResultMatch) {
+        // if we get an exact match
+        if (strcmp((char *)v, name) == 0) {
+           if (FcPatternGetString(match, "file", 0, &v) == FcResultMatch) {
+               filename = strdup((char*)v);
+               char *nfn = strrchr(filename, '/');
+               if(nfn) fontname = strdup(nfn+1);
+               else    fontname = filename;
+            }
+        } else {
+            // initialize patterns
+            FcPatternDestroy(pattern);
+           FcPatternDestroy(match);
+
+            // now match against serif etc.
+           if (gfxFont->isSerif()) {
+                pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "serif", NULL);
+            } else if (gfxFont->isFixedWidth()) {
+                pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "monospace", NULL);
+            } else {
+                pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "sans", NULL);
+            }
+
+            // check for italic
+            if (gfxFont->isItalic()) {
+                int bb = FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
+            }
+            // check for bold
+            if (gfxFont->isBold()) {
+                int bb = FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
+            }
+
+            // configure and match using serif etc
+           FcConfigSubstitute (0, pattern, FcMatchPattern);
+            FcDefaultSubstitute (pattern);
+            match = FcFontMatch (0, pattern, &result);
+            
+            if (FcPatternGetString(match, "file", 0, &v) == FcResultMatch) {
+               filename = strdup((char*)v);
+               char *nfn = strrchr(filename, '/');
+               if(nfn) fontname = strdup(nfn+1);
+               else    fontname = filename;
+           }
+        }        
+    }
+
+    //printf("FONTCONFIG: pattern");
+    //FcPatternPrint(pattern);
+    //printf("FONTCONFIG: match");
+    //FcPatternPrint(match);
+ 
+    FcPatternDestroy(pattern);
+    FcPatternDestroy(match);
+
+    pdfswf_addfont(filename);
+    return fontname;
+#else
+    return 0;
+#endif
+}
+
 char* SWFOutputDev::substituteFont(GfxFont*gfxFont, char* oldname)
 {
-    char*fontname = "Times-Roman";
-    msg("<verbose> substituteFont(,%s)", FIXNULL(oldname));
-    char*filename = searchFont(fontname);
+    char*fontname = 0, *filename = 0;
+    msg("<notice> subsituteFont(%s)", oldname);
+
+    if(!(fontname = searchForSuitableFont(gfxFont))) {
+       fontname = "Times-Roman";
+    }
+    filename = searchFont(fontname);
+
     if(substitutepos>=sizeof(substitutesource)/sizeof(char*)) {
        msg("<fatal> Too many fonts in file.");
        exit(1);
@@ -1175,9 +1280,12 @@ void SWFOutputDev::updateFont(GfxState *state)
     }
 
     // look for Type 3 font
-    if (!type3Warning && gfxFont->getType() == fontType3) {
-       type3Warning = gTrue;
-       showFontError(gfxFont, 2);
+    if (gfxFont->getType() == fontType3) {
+       if(!type3Warning) {
+           type3Warning = gTrue;
+           showFontError(gfxFont, 2);
+       }
+       return;
     }
 
     /* now either load the font, or find a substitution */
@@ -1208,6 +1316,8 @@ void SWFOutputDev::updateFont(GfxState *state)
        msg("<warning> Font %s %scould not be loaded.", fontname, embedded?"":"(not embedded) ");
        msg("<warning> Try putting a TTF version of that font (named \"%s.ttf\") into /swftools/fonts", fontname);
        fileName = substituteFont(gfxFont, fontid);
+       if(fontid) { fontid = substitutetarget[substitutepos-1]; /*ugly hack*/};
+       msg("<notice> Font is now %s (%s)", fontid, fileName);
     }
 
     if(!fileName) {