fixed conversion for fonts with broken unicode indices.
[swftools.git] / pdf2swf / swfoutput.cc
index b0c5f16..e2a85a5 100644 (file)
@@ -75,8 +75,9 @@ typedef struct _swfoutput_internal
     fontlist_t* fontlist;
 
     char storefont;
-    
-    SWF swf;
+
+    MATRIX page_matrix;
+
     TAG *tag;
     int currentswfid;
     int depth;
@@ -1155,7 +1156,11 @@ static void endtext(swfoutput*obj)
     putcharacters(obj, i->tag);
     swf_SetU8(i->tag,0);
     i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
-    swf_ObjectPlace(i->tag,i->textid,/*depth*/i->depth++,&obj->fontmatrix,NULL,NULL);
+    //swf_ObjectPlace(i->tag,i->textid,/*depth*/i->depth++,&i->page_matrix,NULL,NULL);
+    MATRIX m2;
+    swf_MatrixJoin(&m2,&obj->fontmatrix, &i->page_matrix);
+
+    swf_ObjectPlace(i->tag,i->textid,/*depth*/i->depth++,&m2,NULL,NULL);
     i->textid = -1;
 }
 
@@ -1221,7 +1226,7 @@ int getCharID(SWFFONT *font, int charnr, char *charname, int u)
        }
     }
 
-    if(u>0) {
+    if(u>0 && font->encoding != 255) {
        /* try to use the unicode id */
        if(u>=0 && u<font->maxascii && font->ascii2glyph[u]>=0) {
            msg("<debug> Char [%d,%s,>%d<] maps to %d\n", charnr, charname, u, font->ascii2glyph[u]);
@@ -1287,10 +1292,31 @@ void swfoutput_setfont(struct swfoutput*obj, char*fontid, char*filename)
        msg("<warning> Couldn't load font %s (%s)", fontid, filename);
        swffont = swf_LoadFont(0);
     }
+    
+    if(swffont->glyph2ascii) {
+        int t;
+        int bad = 0;
+        /* check whether the Unicode indices look o.k.
+           If they don't, disable the unicode lookup by setting
+           the encoding to 255 */
+        for(t=0;t<swffont->numchars;t++) {
+            int c = swffont->glyph2ascii[t];
+            if(c && c < 32 && swffont->glyph[t].shape->bitlen > 16) {
+                // the character maps into the unicode control character range
+                // between 0001-001f. Yet it is not empty. Treat the one
+                // mapping as broken, and look how many of those we find.
+                bad ++;
+            }
+        }
+        if(bad>5) {
+           msg("<warning> Font %s has bad unicode mapping", swffont->name);
+            swffont->encoding = 255;
+        }
+    }
 
     swf_FontSetID(swffont, ++i->currentswfid);
     
-    if(screenloglevel >= LOGLEVEL_DEBUG)  {
+    if(getScreenLogLevel() >= LOGLEVEL_DEBUG)  {
        // print font information
        msg("<debug> Font %s (%s)",swffont->name, filename);
        msg("<debug> |   ID: %d", swffont->id);
@@ -1403,12 +1429,16 @@ static void endpage(struct swfoutput*obj)
     i->tag = swf_InsertTag(i->tag,ST_SHOWFRAME);
 }
 
-void swfoutput_newpage(struct swfoutput*obj, int pageNum, int x1, int y1, int x2, int y2)
+void swfoutput_newpage(struct swfoutput*obj, int pageNum, int movex, int movey, int x1, int y1, int x2, int y2)
 {
     swfoutput_internal*i = (swfoutput_internal*)obj->internal;
     if(!i->firstpage)
         endpage(obj);
 
+    swf_GetMatrix(0, &i->page_matrix);
+    i->page_matrix.tx = movex*20;
+    i->page_matrix.ty = movey*20;
+
     for(i->depth--;i->depth>=i->startdepth;i->depth--) {
         i->tag = swf_InsertTag(i->tag,ST_REMOVEOBJECT2);
         swf_SetU16(i->tag,i->depth);
@@ -1469,7 +1499,7 @@ void swfoutput_newpage(struct swfoutput*obj, int pageNum, int x1, int y1, int x2
     i->lastpagesize.xmax = x2;
     i->lastpagesize.ymin = y1;
     i->lastpagesize.ymax = y2;
-    swf_ExpandRect2(&i->swf.movieSize, &i->lastpagesize);
+    swf_ExpandRect2(&obj->swf.movieSize, &i->lastpagesize);
 
     i->firstpage = 0;
 }
@@ -1490,18 +1520,18 @@ void swfoutput_init(struct swfoutput* obj)
     obj->swffont = 0;
     obj->drawmode = -1;
     
-    memset(&i->swf,0x00,sizeof(SWF));
+    memset(&obj->swf,0x00,sizeof(SWF));
     memset(&i->lastpagesize,0x00,sizeof(SRECT));
 
-    i->swf.fileVersion    = config_flashversion;
-    i->swf.frameRate      = 0x0040; // 1 frame per 4 seconds
-    i->swf.movieSize.xmin = 0;
-    i->swf.movieSize.ymin = 0;
-    i->swf.movieSize.xmax = 0;
-    i->swf.movieSize.ymax = 0;
+    obj->swf.fileVersion    = config_flashversion;
+    obj->swf.frameRate      = 0x0040; // 1 frame per 4 seconds
+    obj->swf.movieSize.xmin = 0;
+    obj->swf.movieSize.ymin = 0;
+    obj->swf.movieSize.xmax = 0;
+    obj->swf.movieSize.ymax = 0;
     
-    i->swf.firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
-    i->tag = i->swf.firstTag;
+    obj->swf.firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
+    i->tag = obj->swf.firstTag;
     rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
     swf_SetRGB(i->tag,&rgb);
 
@@ -1675,10 +1705,11 @@ static void endshape(swfoutput*obj, int clipdepth)
     changeRect(obj, i->tag, i->bboxrectpos, &i->bboxrect);
 
     i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
+
     if(clipdepth)
-       swf_ObjectPlaceClip(i->tag,i->shapeid,i->depth++,NULL,NULL,NULL,clipdepth);
+       swf_ObjectPlaceClip(i->tag,i->shapeid,i->depth++,&i->page_matrix,NULL,NULL,clipdepth);
     else
-       swf_ObjectPlace(i->tag,i->shapeid,/*depth*/i->depth++,NULL,NULL,NULL);
+       swf_ObjectPlace(i->tag,i->shapeid,/*depth*/i->depth++,&i->page_matrix,NULL,NULL);
 
     swf_ShapeFree(i->shape);
     i->shape = 0;
@@ -1686,13 +1717,13 @@ static void endshape(swfoutput*obj, int clipdepth)
     i->bboxrectpos = -1;
 }
 
-void swfoutput_save(struct swfoutput* obj, char*filename) 
+int swfoutput_save(struct swfoutput* obj, char*filename) 
 {
     swfoutput_internal*i = (swfoutput_internal*)obj->internal;
     endpage(obj);
     fontlist_t *tmp,*iterator = i->fontlist;
     while(iterator) {
-       TAG*mtag = i->swf.firstTag;
+       TAG*mtag = obj->swf.firstTag;
        if(iterator->swffont) {
            mtag = swf_InsertTag(mtag, ST_DEFINEFONT2);
            /*if(!storeallcharacters)
@@ -1711,39 +1742,44 @@ void swfoutput_save(struct swfoutput* obj, char*filename)
     
     if(fi<=0) {
      msg("<fatal> Could not create \"%s\". ", FIXNULL(filename));
-     exit(1);
+     return 0;
     }
  
     i->tag = swf_InsertTag(i->tag,ST_END);
 
     if(config_enablezlib || config_flashversion>=6) {
-      if FAILED(swf_WriteSWC(fi,&i->swf)) 
+      if FAILED(swf_WriteSWC(fi,&obj->swf)) 
        msg("<error> WriteSWC() failed.\n");
     } else {
-      if FAILED(swf_WriteSWF(fi,&i->swf)) 
+      if FAILED(swf_WriteSWF(fi,&obj->swf)) 
        msg("<error> WriteSWF() failed.\n");
     }
 
     if(filename)
      close(fi);
     msg("<notice> SWF written\n");
+    return 1;
 }
 
 /* Perform cleaning up, complete the swf, and write it out. */
 void swfoutput_destroy(struct swfoutput* obj) 
 {
     swfoutput_internal*i = (swfoutput_internal*)obj->internal;
+    if(!i) {
+        /* not initialized yet- nothing to destroy */
+        return;
+    }
 
     fontlist_t *tmp,*iterator = i->fontlist;
     while(iterator) {
        if(iterator->swffont) {
-           swf_FontFree(iterator->swffont);
+           swf_FontFree(iterator->swffont);iterator->swffont=0;
        }
         tmp = iterator;
         iterator = iterator->next;
         delete tmp;
     }
-    swf_FreeTags(&i->swf);
+    swf_FreeTags(&obj->swf);
 
     free(i);i=0;
     memset(obj, 0, sizeof(swfoutput));
@@ -1852,7 +1888,7 @@ void swfoutput_endclip(swfoutput*obj)
         return;
     }
     i->clippos--;
-    swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],NULL,NULL,NULL,i->depth++);
+    swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,i->depth++);
 }
 
 static void drawlink(struct swfoutput*obj, ActionTAG*,ActionTAG*, swfcoord*points, char mouseover);
@@ -2076,14 +2112,18 @@ static void drawlink(struct swfoutput*obj, ActionTAG*actions1, ActionTAG*actions
     i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
 
     if(posx!=0 || posy!=0) {
+        SPOINT p;
+        p.x = (int)(posx*20);
+        p.y = (int)(posy*20);
+        p = swf_TurnPoint(p, &i->page_matrix);
        MATRIX m;
-       swf_GetMatrix(0,&m);
-       m.tx = (int)(posx*20);
-       m.ty = (int)(posy*20);
+        m = i->page_matrix;
+        m.tx = p.x;
+        m.ty = p.y;
        swf_ObjectPlace(i->tag, buttonid, i->depth++,&m,0,0);
     }
     else {
-       swf_ObjectPlace(i->tag, buttonid, i->depth++,0,0,0);
+       swf_ObjectPlace(i->tag, buttonid, i->depth++,&i->page_matrix,0,0);
     }
 }
 
@@ -2171,7 +2211,8 @@ static void drawimage(struct swfoutput*obj, int bitid, int sizex,int sizey,
 
     /* instance */
     i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
-    swf_ObjectPlace(i->tag,myshapeid,/*depth*/i->depth++,NULL,NULL,NULL);
+
+    swf_ObjectPlace(i->tag,myshapeid,/*depth*/i->depth++,&i->page_matrix,NULL,NULL);
 }
 
 int swfoutput_drawimagejpeg_old(struct swfoutput*obj, char*filename, int sizex,int sizey,