new parameter "bboxvars".

diff --git a/pdf2swf/swfoutput.cc b/pdf2swf/swfoutput.cc
index 4aefdf0..f855461 100644 (file)
--- a/pdf2swf/swfoutput.cc
+++ b/pdf2swf/swfoutput.cc
@@ -74,6 +74,7 @@ int config_splinemaxerror=1;
 int config_fontsplinemaxerror=1;
 int config_filloverlap=0;
 int config_protect=0;
+int config_bboxvars=0;
 float config_minlinewidth=0.05;
 double config_caplinewidth=1;
 
@@ -1404,6 +1405,7 @@ void wipeSWF(SWF*swf)
        TAG*next = tag->next;
        if(tag->id != ST_SETBACKGROUNDCOLOR &&
           tag->id != ST_END &&
+          tag->id != ST_DOACTION &&
           tag->id != ST_SHOWFRAME) {
            swf_DeleteTag(tag);
        }
@@ -1419,6 +1421,32 @@ void swfoutput_finalize(struct swfoutput*obj)
     if(i->tag && i->tag->id == ST_END)
         return; //already done
 
+    if(config_bboxvars) {
+       TAG* tag = swf_InsertTag(i->swf.firstTag, ST_DOACTION);
+       ActionTAG*a = 0;
+       a = action_PushString(a, "xmin");
+       a = action_PushFloat(a, i->swf.movieSize.xmin / 20.0);
+       a = action_SetVariable(a);
+       a = action_PushString(a, "ymin");
+       a = action_PushFloat(a, i->swf.movieSize.ymin / 20.0);
+       a = action_SetVariable(a);
+       a = action_PushString(a, "xmax");
+       a = action_PushFloat(a, i->swf.movieSize.xmax / 20.0);
+       a = action_SetVariable(a);
+       a = action_PushString(a, "ymax");
+       a = action_PushFloat(a, i->swf.movieSize.ymax / 20.0);
+       a = action_SetVariable(a);
+       a = action_PushString(a, "width");
+       a = action_PushFloat(a, (i->swf.movieSize.xmax - i->swf.movieSize.xmin) / 20.0);
+       a = action_SetVariable(a);
+       a = action_PushString(a, "height");
+       a = action_PushFloat(a, (i->swf.movieSize.ymax - i->swf.movieSize.ymin) / 20.0);
+       a = action_SetVariable(a);
+       a = action_End(a);
+       swf_ActionSet(tag, a);
+       swf_ActionFree(a);
+    }
+
     if(i->frameno == i->lastframeno) // fix: add missing pagefeed
         swfoutput_pagefeed(obj);
 
@@ -1991,6 +2019,8 @@ void swfoutput_setparameter(char*name, char*value)
        config_storeallcharacters = atoi(value);
     } else if(!strcmp(name, "enablezlib")) {
        config_enablezlib = atoi(value);
+    } else if(!strcmp(name, "bboxvars")) {
+       config_bboxvars = atoi(value);
     } else if(!strcmp(name, "insertstop")) {
        config_insertstoptag = atoi(value);
     } else if(!strcmp(name, "protected")) {