#else
#include "FoFiType1C.h"
#include "FoFiTrueType.h"
+#include "GHash.h"
#endif
#include "SWFOutputDev.h"
//swftools header files
-#include "swfoutput.h"
+#include "../lib/devices/swf.h"
#include "../lib/log.h"
#include "../lib/gfxdevice.h"
#include "../lib/gfxtools.h"
static int config_use_fontconfig = 1;
-// swf <-> pdf pages
-// TODO: move into pdf_doc_t
-static int*pages = 0;
-static int pagebuflen = 0;
-static int pagepos = 0;
-
/* config */
static double caplinewidth = 3.0;
static double zoom = 72; /* xpdf: 86 */
static void printInfoString(Dict *infoDict, char *key, char *fmt);
static void printInfoDate(Dict *infoDict, char *key, char *fmt);
+static char* lastfontdir = 0;
+
struct mapping {
char*pdffont;
char*filename;
_fontlist*next;
} fontlist_t;
+class InfoOutputDev;
+
class SWFOutputDev: public OutputDev {
public:
gfxdevice_t* output;
void setMove(int x,int y);
void setClip(int x1,int y1,int x2,int y2);
+
+ void setInfo(InfoOutputDev*info) {this->info = info;}
int save(char*filename);
virtual void startPage(int pageNum, GfxState *state, double x1, double y1, double x2, double y2) ;
void endframe();
- void* getSWF();
+ void* get(char*name);
//----- get info about output device
void drawGeneralImage(GfxState *state, Object *ref, Stream *str,
int width, int height, GfxImageColorMap*colorMap, GBool invert,
GBool inlineImg, int mask, int *maskColors);
- int SWFOutputDev::setGfxFont(char*id, char*filename);
+ int SWFOutputDev::setGfxFont(char*id, char*filename, double quality);
void strokeGfxline(GfxState *state, gfxline_t*line);
void clipToGfxLine(GfxState *state, gfxline_t*line);
void fillGfxLine(GfxState *state, gfxline_t*line);
char outer_clip_box; //whether the page clip box is still on
+ InfoOutputDev*info;
SWFOutputState states[64];
int statepos;
gfxmatrix_t current_font_matrix;
fontlist_t* fontlist;
+
+ int*pages;
+ int pagebuflen;
+ int pagepos;
+
+ friend void swf_output_preparepage(swf_output_t*swf, int pdfpage, int outputpage);
+};
+
+typedef struct _drawnchar
+{
+ gfxcoord_t x,y;
+ int charid;
+ gfxcolor_t color;
+} drawnchar_t;
+
+class CharBuffer
+{
+ drawnchar_t * chars;
+ int buf_size;
+ int num_chars;
+
+public:
+
+ CharBuffer()
+ {
+ buf_size = 32;
+ chars = (drawnchar_t*)malloc(sizeof(drawnchar_t)*buf_size);
+ memset(chars, 0, sizeof(drawnchar_t)*buf_size);
+ num_chars = 0;
+ }
+ ~CharBuffer()
+ {
+ free(chars);chars = 0;
+ }
+
+ void grow(int size)
+ {
+ if(size>=buf_size) {
+ buf_size += 32;
+ chars = (drawnchar_t*)realloc(chars, sizeof(drawnchar_t)*buf_size);
+ }
+ }
+
+ void addChar(int charid, gfxcoord_t x, gfxcoord_t y, gfxcolor_t color)
+ {
+ grow(num_chars);
+ chars[num_chars].x = x;
+ chars[num_chars].y = y;
+ chars[num_chars].color = color;
+ chars[num_chars].charid = charid;
+ }
};
static char*getFontID(GfxFont*font);
+struct FontInfo
+{
+ GfxFont*font;
+ double max_size;
+};
+
class InfoOutputDev: public OutputDev
{
+ GHash* id2font;
+ FontInfo* currentfont;
public:
int x1,y1,x2,y2;
int num_links;
num_links = 0;
num_images = 0;
num_fonts = 0;
+ id2font = new GHash();
}
virtual ~InfoOutputDev()
{
+ delete id2font;
}
virtual GBool upsideDown() {return gTrue;}
virtual GBool useDrawChar() {return gTrue;}
{
num_links++;
}
+ virtual double getMaximumFontSize(char*id)
+ {
+ FontInfo*info = (FontInfo*)id2font->lookup(id);
+ if(!info) {
+ msg("<error> Unknown font id: %s", id);
+ return 0.0;
+ }
+ return info->max_size;
+ }
+
virtual void updateFont(GfxState *state)
{
GfxFont*font = state->getFont();
if(!font)
return;
- /*char*id = getFontID(font);*/
- /* FIXME*/
- num_fonts++;
+ char*id = getFontID(font);
+
+ FontInfo*info = (FontInfo*)id2font->lookup(id);
+ if(!info) {
+ GString* idStr = new GString(id);
+ info = new FontInfo;
+ info->font = font;
+ info->max_size = 0;
+ id2font->add(idStr, (void*)info);
+ free(id);
+ num_fonts++;
+ }
+ currentfont = info;
+ }
+ virtual void drawChar(GfxState *state, double x, double y,
+ double dx, double dy,
+ double originX, double originY,
+ CharCode code, Unicode *u, int uLen)
+ {
+ int render = state->getRender();
+ if (render == 3)
+ return;
+ double m11,m21,m12,m22;
+ state->getFontTransMat(&m11, &m12, &m21, &m22);
+ m11 *= state->getHorizScaling();
+ m21 *= state->getHorizScaling();
+ double lenx = sqrt(m11*m11 + m12*m12);
+ double leny = sqrt(m21*m21 + m22*m22);
+ double len = lenx>leny?lenx:leny;
+ if(currentfont && currentfont->max_size < len) {
+ currentfont->max_size = len;
+ }
}
virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
int width, int height, GBool invert,
fontlist = 0;
result = 0;
outer_clip_box = 0;
+ pages = 0;
+ pagebuflen = 0;
+ pagepos = 0;
output = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
gfxdevice_swf_init(output);
/* configure device */
if(cpos==0) {
draw.lineTo(&draw, x,y);
} else {
- gfxdraw_cubicTo(&draw, bx,by, cx,cy, x,y);
+ gfxdraw_cubicTo(&draw, bx,by, cx,cy, x,y, 0.05);
}
needsfix = 1;
cpos = 0;
finish();
return result->save(result, filename);
}
-void* SWFOutputDev::getSWF()
+void* SWFOutputDev::get(char*name)
{
finish();
- return result->get(result, "swf");
+ return result->get(result, name);
}
SWFOutputDev::~SWFOutputDev()
this->result->destroy(this->result);
this->result = 0;
}
+
+ if(this->pages) {
+ free(this->pages); this->pages = 0;
+ }
fontlist_t*l = this->fontlist;
while(l) {
{
int render = state->getRender();
// check for invisible text -- this is used by Acrobat Capture
- if (render == 3)
+ if (render == 3) {
+ msg("<debug> Ignoring invisible text: char %d at %f,%f", c, x, y);
return;
+ }
if(states[statepos].textRender != render)
msg("<error> Internal error: drawChar.render!=beginString.render");
Gfx8BitFont*font8;
font8 = (Gfx8BitFont*)font;
char**enc=font8->getEncoding();
- if(enc && enc[c])
+ if(enc && enc[c] && strcasecmp(enc[c], "space")) {
name = enc[c];
+ }
}
if (CIDToGIDMap) {
msg("<debug> drawChar(%f, %f, c='%c' (%d), GID=%d, u=%d <%d>) CID=%d name=\"%s\" render=%d\n", x, y, (c&127)>=32?c:'?', c, CIDToGIDMap[c], u, uLen, font->isCIDFont(), FIXNULL(name), render);
msg("<debug> drawChar(%f,%f,c='%c' (%d), u=%d <%d>) CID=%d name=\"%s\" render=%d\n",x,y,(c&127)>=32?c:'?',c,u, uLen, font->isCIDFont(), FIXNULL(name), render);
}
- int charid = getGfxCharID(current_gfxfont, c, name, u);
- if(charid<0) {
+ int charid = -1;
+
+ if(uLen<=1) {
+ charid = getGfxCharID(current_gfxfont, c, name, u);
+ } else {
+ charid = getGfxCharID(current_gfxfont, c, 0, -1);
+ if(charid < 0) {
+ /* multiple unicodes- should usually map to a ligature.
+ if the ligature doesn't exist, we need to draw
+ the characters one-by-one. */
+ int t;
+ msg("<warning> ligature %d missing in font %s\n", c, current_font_id);
+ for(t=0;t<uLen;t++) {
+ drawChar(state, x, y, dx, dy, originX, originY, c, _u+t, 1);
+ }
+ return;
+ }
+ }
+
+ if(charid<0 && name) {
if(strcasecmp(name, "space")) {
msg("<warning> Didn't find character '%s' (c=%d,u=%d) in current charset (%s, %d characters)",
FIXNULL(name),c, u, FIXNULL((char*)current_font_id), current_gfxfont->num_glyphs);
}
else if(strstr(s, "last") || strstr(s, "end"))
{
- page = pagepos>0?pages[pagepos-1]:0;
+ if(pages && pagepos>0)
+ page = pages[pagepos-1];
}
else if(strstr(s, "first") || strstr(s, "top"))
{
if(page>0)
{
int t;
- for(t=0;t<pagepos;t++)
- if(pages[t]==page)
+ int lpage = -1;
+ for(t=1;t<=pagepos;t++) {
+ if(pages[t]==page) {
+ lpage = t;
break;
- if(t!=pagepos) {
+ }
+ }
+ if(lpage>=0) {
char buf[80];
sprintf(buf, "page%d", t);
output->drawlink(output, points, buf);
+ } else {
+ msg("<warning> Invalid link to page %d", page);
}
}
else if(url)
char* SWFOutputDev::substituteFont(GfxFont*gfxFont, char* oldname)
{
char*fontname = 0, *filename = 0;
- msg("<notice> subsituteFont(%s)", oldname);
+ msg("<notice> substituteFont(%s)", oldname);
if(!(fontname = searchForSuitableFont(gfxFont))) {
fontname = "Times-Roman";
this->xref = xref;
}
-int SWFOutputDev::setGfxFont(char*id, char*filename)
+int SWFOutputDev::setGfxFont(char*id, char*filename, double maxSize)
{
gfxfont_t*font = 0;
fontlist_t*last=0,*l = this->fontlist;
l = l->next;
}
if(!filename) return 0;
- font = gfxfont_load(filename);
+
+ /* A font size of e.g. 9 means the font will be scaled down by
+ 1024 and scaled up by 9. So to have a maximum error of 1/20px,
+ we have to divide 0.05 by (fontsize/1024)
+ */
+ double quality = (1024 * 0.05) / maxSize;
+
+ font = gfxfont_load(filename, quality);
l = new fontlist_t;
l->font = font;
l->filename = strdup(filename);
return;
}
char * fontid = getFontID(gfxFont);
+ double maxSize = 1.0;
+
+ if(this->info) {
+ maxSize = this->info->getMaximumFontSize(fontid);
+ }
int t;
/* first, look if we substituted this font before-
/* second, see if this is a font which was used before-
if so, we are done */
- if(setGfxFont(fontid, 0)) {
+ if(setGfxFont(fontid, 0, 0)) {
free(fontid);
return;
}
if(!fileName) {
char * fontname = getFontName(gfxFont);
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);
+
+ if(lastfontdir)
+ msg("<warning> Try putting a TTF version of that font (named \"%s.ttf\") into %s/swftools/fonts", fontname, lastfontdir);
+ else
+ msg("<warning> Try specifying one or more font directories");
+
fileName = substituteFont(gfxFont, fontid);
if(fontid) { free(fontid);fontid = strdup(substitutetarget[substitutepos-1]); /*ugly hack*/};
msg("<notice> Font is now %s (%s)", fontid, fileName);
return;
}
- msg("<verbose> updateFont(%s) -> %s", fontid, fileName);
+ msg("<verbose> updateFont(%s) -> %s (max size: %f)", fontid, fileName, maxSize);
dumpFontInfo("<verbose>", gfxFont);
//swfoutput_setfont(&output, fontid, fileName);
- if(!setGfxFont(fontid, 0)) {
- setGfxFont(fontid, fileName);
+ if(!setGfxFont(fontid, 0, 0)) {
+ setGfxFont(fontid, fileName, maxSize);
}
if(fileName && del)
{
#ifdef HAVE_DIRENT_H
msg("<notice> Adding %s to font directories", dirname);
+ lastfontdir = strdup(dirname);
DIR*dir = opendir(dirname);
if(!dir) {
msg("<warning> Couldn't open directory %s\n", dirname);
{
int protect;
PDFDoc*doc;
+ InfoOutputDev*info;
} pdf_doc_internal_t;
typedef struct _pdf_page_internal
{
if(!i->doc->okToChange() || !i->doc->okToAddNotes())
i->protect = 1;
}
-
- return pdf_doc;
-}
-static void pdfswf_preparepage(int page)
-{
- /*FIXME*/
- if(!pages) {
- pages = (int*)malloc(1024*sizeof(int));
- pagebuflen = 1024;
- } else {
- if(pagepos == pagebuflen)
- {
- pagebuflen+=1024;
- pages = (int*)realloc(pages, pagebuflen);
- }
+ InfoOutputDev*io = new InfoOutputDev();
+ int t;
+ for(t=1;t<=pdf_doc->num_pages;t++) {
+#ifdef XPDF_101
+ i->doc->displayPage((OutputDev*)io, t, /*zoom*/zoom, /*rotate*/0, /*doLinks*/(int)1);
+#else
+ i->doc->displayPage((OutputDev*)io, t, zoom, zoom, /*rotate*/0, true, /*doLinks*/(int)1);
+#endif
}
- pages[pagepos++] = page;
+ i->info = io;
+
+ return pdf_doc;
}
class MemCheck
delete i->doc; i->doc=0;
- free(pages); pages = 0; //FIXME
+ if(i->info) {
+ delete i->info;i->info=0;
+ }
free(pdf_doc->internal);pdf_doc->internal=0;
free(pdf_doc);pdf_doc=0;
i->outputDev->endframe();
}
+void swf_output_preparepage(swf_output_t*swf, int pdfpage, int outputpage)
+{
+ swf_output_internal_t*i= (swf_output_internal_t*)swf->internal;
+ SWFOutputDev*o = i->outputDev;
+
+ if(pdfpage < 0)
+ return;
+
+ if(!o->pages) {
+ o->pagebuflen = 1024;
+ o->pages = (int*)malloc(o->pagebuflen*sizeof(int));
+ memset(o->pages, -1, o->pagebuflen*sizeof(int));
+ } else {
+ while(pdfpage >= o->pagebuflen)
+ {
+ int oldlen = o->pagebuflen;
+ o->pagebuflen+=1024;
+ o->pages = (int*)realloc(o->pages, o->pagebuflen*sizeof(int));
+ memset(&o->pages[oldlen], -1, (o->pagebuflen-oldlen)*sizeof(int));
+ }
+ }
+ o->pages[pdfpage] = outputpage;
+ if(pdfpage>o->pagepos)
+ o->pagepos = pdfpage;
+}
+
int swf_output_save(swf_output_t*swf, char*filename)
{
swf_output_internal_t*i= (swf_output_internal_t*)swf->internal;
return ret;
}
-void* swf_output_get(swf_output_t*swf)
+void* swf_output_get(swf_output_t*swf,char*name)
{
swf_output_internal_t*i= (swf_output_internal_t*)swf->internal;
- void* ret = i->outputDev->getSWF();
+ void* ret = i->outputDev->get(name);
return ret;
}
pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
swf_output_internal_t*si = (swf_output_internal_t*)swf->internal;
+ if(!pi) {
+ msg("<fatal> pdf_page_render: Parent PDF this page belongs to doesn't exist yet/anymore");
+ return;
+ }
+
if(pi->protect) {
gfxdevice_t*dev = si->outputDev->output;
dev->setparameter(dev, "protect", "1");
}
+ si->outputDev->setInfo(pi->info);
si->outputDev->setXRef(pi->doc, pi->doc->getXRef());
#ifdef XPDF_101
pi->doc->displayPage((OutputDev*)si->outputDev, page->nr, /*zoom*/zoom, /*rotate*/0, /*doLinks*/(int)1);
void pdf_page_info_destroy(pdf_page_info_t*info)
{
free(info);
+
}