From: kramm <kramm>
Date: Thu, 1 Nov 2001 00:48:48 +0000 (+0000)
Subject: added Link support
X-Git-Tag: release-0-1-0~25
X-Git-Url: http://git.asbjorn.biz/?a=commitdiff_plain;h=9678c99d4d8db8a81dc8b09d2d4e3431d72243ce;p=swftools.git
added Link support
---
diff --git a/pdf2swf/SWFOutputDev.cc b/pdf2swf/SWFOutputDev.cc
index c2aa5cb..bffb3b5 100644
--- a/pdf2swf/SWFOutputDev.cc
+++ b/pdf2swf/SWFOutputDev.cc
@@ -46,7 +46,15 @@ extern "C" {
#include "../lib/log.h"
}
+static PDFDoc*doc = 0;
static char* swffilename = 0;
+int numpages;
+int currentpage;
+
+// swf <-> pdf pages
+int*pages = 0;
+int pagebuflen = 0;
+int pagepos = 0;
static void printInfoString(Dict *infoDict, char *key, char *fmt);
static void printInfoDate(Dict *infoDict, char *key, char *fmt);
@@ -626,45 +634,91 @@ void SWFOutputDev::startPage(int pageNum, GfxState *state)
void SWFOutputDev::drawLink(Link *link, Catalog *catalog)
{
- logf("<debug> drawlink\n");
double x1, y1, x2, y2, w;
GfxRGB rgb;
swfcoord points[5];
int x, y;
link->getBorder(&x1, &y1, &x2, &y2, &w);
- if (w > 0) {
+// if (w > 0)
+ {
rgb.r = 0;
rgb.g = 0;
rgb.b = 1;
- cvtUserToDev(x1, y1, &x, &y);
- points[0].x = points[4].x = x;
- points[0].y = points[4].y = y;
- cvtUserToDev(x2, y1, &x, &y);
- points[1].x = x;
- points[1].y = y;
- cvtUserToDev(x2, y2, &x, &y);
- points[2].x = x;
- points[2].y = y;
- cvtUserToDev(x1, y2, &x, &y);
- points[3].x = x;
- points[3].y = y;
- //PDF: draw rect
+ cvtu2d(this, x1, y1, &x, &y);
+ points[0].x = points[4].x = (int)x;
+ points[0].y = points[4].y = (int)y;
+ cvtu2d(this, x2, y1, &x, &y);
+ points[1].x = (int)x;
+ points[1].y = (int)y;
+ cvtu2d(this, x2, y2, &x, &y);
+ points[2].x = (int)x;
+ points[2].y = (int)y;
+ cvtu2d(this, x1, y2, &x, &y);
+ points[3].x = (int)x;
+ points[3].y = (int)y;
+
LinkAction*action=link->getAction();
- char*s;
+ char buf[128];
+ char*s = "-?-";
+ char*type = "-?-";
+ char*url = 0;
+ int page = -1;
switch(action->getKind())
{
case actionGoTo: {
- LinkGoTo*l = (LinkGoTo*)action;
- s = l->getNamedDest()->getCString();
+ type = "GoTo";
+ LinkGoTo *ha=(LinkGoTo *)link->getAction();
+ LinkDest *dest=NULL;
+ if (ha->getDest()==NULL)
+ dest=catalog->findDest(ha->getNamedDest());
+ else dest=ha->getDest();
+ if (dest){
+ if (dest->isPageRef()){
+ Ref pageref=dest->getPageRef();
+ page=catalog->findPage(pageref.num,pageref.gen);
+ }
+ else page=dest->getPageNum();
+ sprintf(buf, "%d", page);
+ s = buf;
+ }
}
break;
case actionGoToR: {
+ type = "GoToR";
LinkGoToR*l = (LinkGoToR*)action;
- s = l->getNamedDest()->getCString();
+ GString*g = l->getNamedDest();
+ if(g)
+ s = g->getCString();
+ }
+ break;
+ case actionNamed: {
+ type = "Named";
+ LinkNamed*l = (LinkNamed*)action;
+ GString*name = l->getName();
+ if(name) {
+ s = name->lowerCase()->getCString();
+ if(strstr(s, "next") || strstr(s, "forward"))
+ {
+ page = currentpage + 1;
+ }
+ else if(strstr(s, "prev") || strstr(s, "back"))
+ {
+ page = currentpage - 1;
+ }
+ else if(strstr(s, "last") || strstr(s, "end"))
+ {
+ page = pages[pagepos-1]; //:)
+ }
+ else if(strstr(s, "first") || strstr(s, "top"))
+ {
+ page = 1;
+ }
+ }
}
break;
case actionLaunch: {
+ type = "Launch";
LinkLaunch*l = (LinkLaunch*)action;
GString * str = new GString(l->getFileName());
str->append(l->getParams());
@@ -672,22 +726,40 @@ void SWFOutputDev::drawLink(Link *link, Catalog *catalog)
}
break;
case actionURI: {
+ type = "URI";
LinkURI*l = (LinkURI*)action;
- s = l->getURI()->getCString();
- }
- break;
- case actionNamed: {
- LinkNamed*l = (LinkNamed*)action;
- s = l->getName()->getCString();
+ GString*g = l->getURI();
+ if(g) {
+ url = g->getCString();
+ s = url;
+ }
}
break;
case actionUnknown: {
+ type = "Unknown";
LinkUnknown*l = (LinkUnknown*)action;
s = "";
}
break;
+ default: {
+ logf("<error> Unknown link type!\n");
+ break;
+ }
+ }
+ if(page>0)
+ {
+ int t;
+ for(t=0;t<pagepos;t++)
+ if(pages[t]==page)
+ break;
+ if(t!=pagepos)
+ swfoutput_linktopage(&output, t, points);
+ }
+ else if(url)
+ {
+ swfoutput_linktourl(&output, url, points);
}
- logf("<verbose> link to \"%s\"\n", s);
+ logf("<notice> \"%s\" link to \"%s\" (%d)\n", type, s, page);
}
}
@@ -1152,7 +1224,6 @@ void SWFOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
drawGeneralImage(state,ref,str,width,height,colorMap,0,inlineImg,0);
}
-PDFDoc*doc = 0;
SWFOutputDev*output = 0;
void pdfswf_init(char*filename, char*userPassword)
@@ -1197,6 +1268,7 @@ void pdfswf_init(char*filename, char*userPassword)
// print page count
printf("Pages: %d\n", doc->getNumPages());
+ numpages = doc->getNumPages();
// print linearization info
printf("Linearized: %s\n", doc->isLinearized() ? "yes" : "no");
@@ -1240,6 +1312,11 @@ void pdfswf_ignoredraworder()
ignoredraworder = 1;
}
+void pdfswf_linksopennewwindow()
+{
+ opennewwindow = 1;
+}
+
void pdfswf_jpegquality(int val)
{
if(val<0) val=0;
@@ -1252,9 +1329,31 @@ void pdfswf_setoutputfilename(char*_filename)
swffilename = _filename;
}
+
void pdfswf_convertpage(int page)
{
- doc->displayPage((OutputDev*)output, page, /*zoom*/100, /*rotate*/0, /*doLinks*/(int)1);
+ if(!pages)
+ {
+ pages = (int*)malloc(1024*sizeof(int));
+ pagebuflen = 1024;
+ } else {
+ if(pagepos == pagebuflen)
+ {
+ pagebuflen+=1024;
+ pages = (int*)realloc(pages, pagebuflen);
+ }
+ }
+ pages[pagepos++] = page;
+}
+
+void pdfswf_performconversion()
+{
+ int t;
+ for(t=0;t<pagepos;t++)
+ {
+ currentpage = pages[t];
+ doc->displayPage((OutputDev*)output, currentpage, /*zoom*/100, /*rotate*/0, /*doLinks*/(int)1);
+ }
}
int pdfswf_numpages()