3 #include "../gfxdevice.h"
4 #include "../gfxsource.h"
5 #include "../devices/rescale.h"
7 #include "../../config.h"
9 #include <poppler-config.h>
11 #include "xpdf/config.h"
13 #include "GlobalParams.h"
14 #include "InfoOutputDev.h"
15 #include "GFXOutputDev.h"
16 #include "FullBitmapOutputDev.h"
17 #include "BitmapOutputDev.h"
23 static double zoom = 72; /* xpdf: 86 */
24 static int zoomtowidth = 0;
25 static int multiply = 1;
26 static char* global_page_range = 0;
28 static int globalparams_count=0;
30 typedef struct _pdf_page_info
32 int xMin, yMin, xMax, yMax;
40 typedef struct _pdf_doc_internal
42 char config_bitmap_optimizing;
43 char config_full_bitmap_optimizing;
45 gfxparams_t* parameters;
55 pdf_page_info_t*pages;
66 typedef struct _pdf_page_internal
68 } pdf_page_internal_t;
70 typedef struct _dev_output_internal
72 CommonOutputDev*outputDev;
73 } dev_output_internal_t;
76 typedef struct _gfxsource_internal
78 gfxparams_t* parameters;
79 } gfxsource_internal_t;
82 static const char* dirseparator()
91 void pdfpage_destroy(gfxpage_t*pdf_page)
93 pdf_page_internal_t*i= (pdf_page_internal_t*)pdf_page->internal;
94 free(pdf_page->internal);pdf_page->internal = 0;
95 free(pdf_page);pdf_page=0;
98 static void render2(gfxpage_t*page, gfxdevice_t*dev, int x,int y, int x1,int y1,int x2,int y2)
100 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
101 gfxsource_internal_t*i = (gfxsource_internal_t*)pi->parent->internal;
103 if(!pi->config_print && pi->nocopy) {msg("<fatal> PDF disallows copying");exit(0);}
104 if(pi->config_print && pi->noprint) {msg("<fatal> PDF disallows printing");exit(0);}
106 CommonOutputDev*outputDev = 0;
107 if(pi->config_full_bitmap_optimizing) {
108 FullBitmapOutputDev*d = new FullBitmapOutputDev(pi->info, pi->doc);
109 outputDev = (CommonOutputDev*)d;
110 } else if(pi->config_bitmap_optimizing) {
111 BitmapOutputDev*d = new BitmapOutputDev(pi->info, pi->doc);
112 outputDev = (CommonOutputDev*)d;
114 GFXOutputDev*d = new GFXOutputDev(pi->info, pi->doc);
115 outputDev = (CommonOutputDev*)d;
117 /* pass global parameters to PDF driver*/
118 gfxparam_t*p = i->parameters->params;
120 outputDev->setParameter(p->key, p->value);
123 p = pi->parameters->params;
125 outputDev->setParameter(p->key, p->value);
129 outputDev->setPageMap(pi->pagemap, pi->pagemap_pos);
130 outputDev->setMove(x,y);
131 outputDev->setClip(x1,y1,x2,y2);
133 gfxdevice_t* middev=0;
135 middev = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
136 gfxdevice_rescale_init(middev, 0x00000000, 0, 0, 1.0 / multiply);
137 gfxdevice_rescale_setdevice(middev, dev);
138 middev->setparameter(middev, "protect", "1");
143 msg("<fatal> pdf_page_render: Parent PDF this page belongs to doesn't exist yet/anymore");
147 if(!pi->pages[page->nr-1].has_info) {
148 msg("<fatal> pdf_page_render: page %d was previously set as not-to-render via the \"pages\" option", page->nr);
153 dev->setparameter(dev, "protect", "1");
156 outputDev->setDevice(dev);
157 pi->doc->displayPage((OutputDev*)outputDev, page->nr, zoom*multiply, zoom*multiply, /*rotate*/0, true, true, pi->config_print);
158 pi->doc->processLinks((OutputDev*)outputDev, page->nr);
159 outputDev->finishPage();
160 outputDev->setDevice(0);
164 gfxdevice_rescale_setdevice(middev, 0x00000000);
165 middev->finish(middev);
171 void pdfpage_render(gfxpage_t*page, gfxdevice_t*output)
173 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
174 render2(page, output, 0,0, 0,0,0,0);
177 void pdfpage_rendersection(gfxpage_t*page, gfxdevice_t*output, gfxcoord_t x, gfxcoord_t y, gfxcoord_t _x1, gfxcoord_t _y1, gfxcoord_t _x2, gfxcoord_t _y2)
179 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
181 int x1=(int)_x1,y1=(int)_y1,x2=(int)_x2,y2=(int)_y2;
182 if((x1|y1|x2|y2)==0) x2++;
184 render2(page, output, (int)x*multiply,(int)y*multiply,
185 (int)x1*multiply,(int)y1*multiply,(int)x2*multiply,(int)y2*multiply);
188 void pdf_doc_destroy(gfxdocument_t*gfx)
190 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
192 delete i->doc; i->doc=0;
193 free(i->pages); i->pages = 0;
202 free(i->filename);i->filename=0;
206 delete i->info;i->info=0;
209 gfxparams_free(i->parameters);
213 free(gfx->internal);gfx->internal=0;
216 if(global_page_range) {
217 free(global_page_range);
218 global_page_range = 0;
221 /*globalparams_count--;
222 if(!globalparams_count) {
225 globalparams_count = 0;
229 static void add_page_to_map(gfxdocument_t*gfx, int pdfpage, int outputpage)
231 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
234 if(pdfpage >= i->pagemap_size) {
235 int oldlen = i->pagemap_size;
236 i->pagemap_size = oldlen + 1024;
237 if(pdfpage > i->pagemap_size)
238 i->pagemap_size = pdfpage+1;
241 i->pagemap = (int*)malloc(i->pagemap_size*sizeof(int));
243 i->pagemap = (int*)realloc(i->pages, i->pagemap_size*sizeof(int));
245 memset(&i->pagemap[oldlen], -1, (i->pagemap_size-oldlen)*sizeof(int));
247 i->pagemap[pdfpage] = outputpage;
248 if(pdfpage > i->pagemap_pos)
249 i->pagemap_pos = pdfpage;
252 void pdf_doc_setparameter(gfxdocument_t*gfx, const char*name, const char*value)
254 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
255 if(!strcmp(name, "pagemap")) {
256 int pdfpage=0, outputpage=0;
257 sscanf(value,"%d:%d", &pdfpage, &outputpage);
258 add_page_to_map(gfx, pdfpage, outputpage);
259 } else if(!strcmp(name, "poly2bitmap")) {
260 i->config_bitmap_optimizing = atoi(value);
261 } else if(!strcmp(name, "bitmapfonts") || !strcmp(name, "bitmap")) {
262 i->config_full_bitmap_optimizing = atoi(value);
263 } else if(!strcmp(name, "asprint")) {
266 gfxparams_store(i->parameters, name, value);
270 gfxpage_t* pdf_doc_getpage(gfxdocument_t*doc, int page)
272 pdf_doc_internal_t*di= (pdf_doc_internal_t*)doc->internal;
274 if(page < 1 || page > doc->num_pages)
277 gfxpage_t* pdf_page = (gfxpage_t*)malloc(sizeof(gfxpage_t));
278 pdf_page_internal_t*pi= (pdf_page_internal_t*)malloc(sizeof(pdf_page_internal_t));
279 memset(pi, 0, sizeof(pdf_page_internal_t));
280 pdf_page->internal = pi;
282 pdf_page->destroy = pdfpage_destroy;
283 pdf_page->render = pdfpage_render;
284 pdf_page->rendersection = pdfpage_rendersection;
285 pdf_page->width = di->pages[page-1].width;
286 pdf_page->height = di->pages[page-1].height;
288 pdf_page->parent = doc;
293 static char*getInfoString(Dict *infoDict, const char *key)
299 if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
300 s1 = obj.getString();
301 if ((s1->getChar(0) & 0xff) == 0xfe &&
302 (s1->getChar(1) & 0xff) == 0xff) {
304 for (i = 2; i < obj.getString()->getLength(); i += 2) {
305 if (s1->getChar(i) == '\0') {
306 s2->append(s1->getChar(i+1));
309 s2 = new GString("<unicode>");
313 char*ret = strdup(s2->getCString());
318 char*ret = strdup(s1->getCString());
326 static char*getInfoDate(Dict *infoDict, const char *key)
331 if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
332 s = obj.getString()->getCString();
333 if (s[0] == 'D' && s[1] == ':') {
336 char*ret = strdup(s);
343 char* pdf_doc_getinfo(gfxdocument_t*doc, const char*name)
345 pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
346 if(!strcmp(name, "title")) return getInfoString(i->docinfo.getDict(), "Title");
347 else if(!strcmp(name, "subject")) return getInfoString(i->docinfo.getDict(), "Subject");
348 else if(!strcmp(name, "keywords")) return getInfoString(i->docinfo.getDict(), "Keywords");
349 else if(!strcmp(name, "author")) return getInfoString(i->docinfo.getDict(), "Author");
350 else if(!strcmp(name, "creator")) return getInfoString(i->docinfo.getDict(), "Creator");
351 else if(!strcmp(name, "producer")) return getInfoString(i->docinfo.getDict(), "Producer");
352 else if(!strcmp(name, "creationdate")) return getInfoDate(i->docinfo.getDict(), "CreationDate");
353 else if(!strcmp(name, "moddate")) return getInfoDate(i->docinfo.getDict(), "ModDate");
354 else if(!strcmp(name, "linearized")) return strdup(i->doc->isLinearized() ? "yes" : "no");
355 else if(!strcmp(name, "tagged")) return strdup(i->doc->getStructTreeRoot()->isDict() ? "yes" : "no");
356 else if(!strcmp(name, "encrypted")) return strdup(i->doc->isEncrypted() ? "yes" : "no");
357 else if(!strcmp(name, "oktoprint")) return strdup(i->doc->okToPrint() ? "yes" : "no");
358 else if(!strcmp(name, "oktocopy")) return strdup(i->doc->okToCopy() ? "yes" : "no");
359 else if(!strcmp(name, "oktochange")) return strdup(i->doc->okToChange() ? "yes" : "no");
360 else if(!strcmp(name, "oktoaddnotes")) return strdup(i->doc->okToAddNotes() ? "yes" : "no");
361 else if(!strcmp(name, "version")) {
364 sprintf(buf, "%d.%d", i->doc->getPDFMajorVersion(), i->doc->getPDFMinorVersion());
366 sprintf(buf, "%.1f", i->doc->getPDFVersion());
374 /* shortcut to InfoOutputDev.cc */
375 extern int config_addspace;
376 extern int config_fontquality;
377 extern int config_bigchar;
379 static void pdf_setparameter(gfxsource_t*src, const char*name, const char*value)
381 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
383 gfxparams_store(i->parameters, name, value);
385 msg("<verbose> setting parameter %s to \"%s\"", name, value);
386 if(!strncmp(name, "fontdir", strlen("fontdir"))) {
387 addGlobalFontDir(value);
388 } else if(!strcmp(name, "addspacechars")) {
389 config_addspace = atoi(value);
390 gfxparams_store(i->parameters, "detectspaces", "0");
391 } else if(!strcmp(name, "detectspaces")) {
392 config_addspace = atoi(value);
393 } else if(!strcmp(name, "fontquality")) {
394 config_fontquality = atoi(value);
395 } else if(!strcmp(name, "bigchar")) {
396 config_bigchar = atoi(value);
397 } else if(!strcmp(name, "pages")) {
398 global_page_range = strdup(value);
399 } else if(!strncmp(name, "font", strlen("font")) && name[4]!='q') {
400 addGlobalFont(value);
401 } else if(!strncmp(name, "languagedir", strlen("languagedir"))) {
402 addGlobalLanguageDir(value);
403 } else if(!strcmp(name, "zoomtowidth")) {
404 zoomtowidth = atoi(value);
405 } else if(!strcmp(name, "zoom")) {
408 } else if(!strcmp(name, "jpegdpi") || !strcmp(name, "ppmdpi")) {
409 msg("<error> %s not supported anymore. Please use jpegsubpixels/ppmsubpixels");
410 } else if(!strcmp(name, "multiply")) {
411 multiply = atoi(value);
412 } else if(!strcmp(name, "help")) {
413 printf("\nPDF device global parameters:\n");
414 printf("fontdir=<dir> a directory with additional fonts\n");
415 printf("font=<filename> an additional font filename\n");
416 printf("pages=<range> the range of pages to convert (example: pages=1-100,210-)\n");
417 printf("zoom=<dpi> the resultion (default: 72)\n");
418 printf("languagedir=<dir> Add an xpdf language directory\n");
419 printf("multiply=<times> Render everything at <times> the resolution\n");
420 printf("poly2bitmap Convert graphics to bitmaps\n");
421 printf("bitmap Convert everything to bitmaps\n");
425 void pdf_doc_prepare(gfxdocument_t*doc, gfxdevice_t*dev)
427 pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
428 i->info->dumpfonts(dev);
431 static gfxdocument_t*pdf_open(gfxsource_t*src, const char*filename)
433 gfxsource_internal_t*isrc = (gfxsource_internal_t*)src->internal;
434 gfxdocument_t*pdf_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t));
435 memset(pdf_doc, 0, sizeof(gfxdocument_t));
436 pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
437 memset(i, 0, sizeof(pdf_doc_internal_t));
439 i->parameters = gfxparams_new();
440 pdf_doc->internal = i;
443 i->filename = strdup(filename);
446 if((x = strchr((char*)filename, '|'))) {
451 GString *fileName = new GString(filename);
455 if (userPassword && userPassword[0]) {
456 userPW = new GString(userPassword);
460 i->doc = new PDFDoc(fileName, userPW);
464 if (!i->doc->isOk()) {
469 i->doc->getDocInfo(&i->docinfo);
471 pdf_doc->num_pages = i->doc->getNumPages();
473 if (i->doc->isEncrypted()) {
474 if(!i->doc->okToCopy()) {
477 if(!i->doc->okToPrint()) {
480 if(!i->doc->okToChange() || !i->doc->okToAddNotes())
484 if(zoomtowidth && i->doc->getNumPages()) {
485 Page*page = i->doc->getCatalog()->getPage(1);
486 PDFRectangle *r = page->getCropBox();
487 double width_before = r->x2 - r->x1;
488 zoom = 72.0 * zoomtowidth / width_before;
489 msg("<notice> Rendering at %f DPI. (Page width at 72 DPI: %f, target width: %d)", zoom, width_before, zoomtowidth);
492 i->info = new InfoOutputDev(i->doc->getXRef());
494 i->pages = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t)*pdf_doc->num_pages);
495 memset(i->pages,0,sizeof(pdf_page_info_t)*pdf_doc->num_pages);
496 for(t=1;t<=pdf_doc->num_pages;t++) {
497 if(!global_page_range || is_in_range(t, global_page_range)) {
498 i->doc->displayPage((OutputDev*)i->info, t, zoom, zoom, /*rotate*/0, /*usemediabox*/true, /*crop*/true, i->config_print);
499 i->doc->processLinks((OutputDev*)i->info, t);
500 i->pages[t-1].xMin = i->info->x1;
501 i->pages[t-1].yMin = i->info->y1;
502 i->pages[t-1].xMax = i->info->x2;
503 i->pages[t-1].yMax = i->info->y2;
504 i->pages[t-1].width = i->info->x2 - i->info->x1;
505 i->pages[t-1].height = i->info->y2 - i->info->y1;
506 i->pages[t-1].number_of_images = i->info->num_ppm_images + i->info->num_jpeg_images;
507 i->pages[t-1].number_of_links = i->info->num_links;
508 i->pages[t-1].number_of_fonts = i->info->num_fonts;
509 i->pages[t-1].has_info = 1;
514 pdf_doc->destroy = pdf_doc_destroy;
515 pdf_doc->setparameter = pdf_doc_setparameter;
516 pdf_doc->getinfo = pdf_doc_getinfo;
517 pdf_doc->getpage = pdf_doc_getpage;
518 pdf_doc->prepare = pdf_doc_prepare;
520 /* pass global parameters to PDF driver*/
521 gfxparam_t*p = isrc->parameters->params;
523 pdf_doc->setparameter(pdf_doc, p->key, p->value);
530 void pdf_destroy(gfxsource_t*src)
534 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
536 gfxparams_free(i->parameters);
539 free(src->internal);src->internal=0;
541 delete globalParams;globalParams = 0;
545 gfxsource_t*gfxsource_pdf_create()
547 gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
548 memset(src, 0, sizeof(gfxsource_t));
549 src->setparameter = pdf_setparameter;
550 src->open = pdf_open;
551 src->destroy = pdf_destroy;
552 gfxsource_internal_t*i = (gfxsource_internal_t*)rfx_calloc(sizeof(gfxsource_internal_t));
553 src->internal = (void*)i;
554 i->parameters = gfxparams_new();
557 globalParams = new GFXGlobalParams();
558 //globalparams_count++;