1 #include "../gfxdevice.h"
2 #include "../gfxsource.h"
3 #include "../devices/rescale.h"
6 #include "GlobalParams.h"
7 #include "InfoOutputDev.h"
8 #include "GFXOutputDev.h"
9 #include "FullBitmapOutputDev.h"
10 #include "BitmapOutputDev.h"
16 static double zoom = 72; /* xpdf: 86 */
17 static int zoomtowidth = 0;
18 static int multiply = 1;
19 static char* global_page_range = 0;
21 static int globalparams_count=0;
23 typedef struct _parameter
25 struct _parameter *next;
29 typedef struct _parameterlist
31 parameter_t* device_config;
32 parameter_t* device_config_next;
35 typedef struct _pdf_page_info
37 int xMin, yMin, xMax, yMax;
45 typedef struct _pdf_doc_internal
47 char config_bitmap_optimizing;
48 char config_full_bitmap_optimizing;
50 parameterlist_t parameters;
60 pdf_page_info_t*pages;
71 typedef struct _pdf_page_internal
73 } pdf_page_internal_t;
75 typedef struct _dev_output_internal
77 CommonOutputDev*outputDev;
78 } dev_output_internal_t;
81 typedef struct _gfxsource_internal
83 parameterlist_t parameters;
84 } gfxsource_internal_t;
87 static const char* dirseparator()
96 static void storeDeviceParameter(parameterlist_t*i, const char*name, const char*value)
98 parameter_t*o = i->device_config;
100 if(!strcmp(name, o->name)) {
101 /* overwrite old value */
102 free((void*)o->value);
103 o->value = strdup(value);
108 parameter_t*p = new parameter_t();
109 p->name = strdup(name);
110 p->value = strdup(value);
113 if(i->device_config_next) {
114 i->device_config_next->next = p;
115 i->device_config_next = p;
117 i->device_config = p;
118 i->device_config_next = p;
124 void pdfpage_destroy(gfxpage_t*pdf_page)
126 pdf_page_internal_t*i= (pdf_page_internal_t*)pdf_page->internal;
127 free(pdf_page->internal);pdf_page->internal = 0;
128 free(pdf_page);pdf_page=0;
131 static void render2(gfxpage_t*page, gfxdevice_t*dev, int x,int y, int x1,int y1,int x2,int y2)
133 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
134 gfxsource_internal_t*i = (gfxsource_internal_t*)pi->parent->internal;
136 if(!pi->config_print && pi->nocopy) {msg("<fatal> PDF disallows copying");exit(0);}
137 if(pi->config_print && pi->noprint) {msg("<fatal> PDF disallows printing");exit(0);}
139 CommonOutputDev*outputDev = 0;
140 if(pi->config_full_bitmap_optimizing) {
141 FullBitmapOutputDev*d = new FullBitmapOutputDev(pi->info, pi->doc);
142 outputDev = (CommonOutputDev*)d;
143 } else if(pi->config_bitmap_optimizing) {
144 BitmapOutputDev*d = new BitmapOutputDev(pi->info, pi->doc);
145 outputDev = (CommonOutputDev*)d;
147 GFXOutputDev*d = new GFXOutputDev(pi->info, pi->doc);
148 outputDev = (CommonOutputDev*)d;
150 /* pass global parameters to PDF driver*/
151 parameter_t*p = i->parameters.device_config;
153 outputDev->setParameter(p->name, p->value);
156 p = pi->parameters.device_config;
158 outputDev->setParameter(p->name, p->value);
162 outputDev->setPageMap(pi->pagemap, pi->pagemap_pos);
163 outputDev->setMove(x,y);
164 outputDev->setClip(x1,y1,x2,y2);
166 gfxdevice_t* middev=0;
168 middev = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
169 gfxdevice_rescale_init(middev, 0x00000000, 0, 0, 1.0 / multiply);
170 gfxdevice_rescale_setdevice(middev, dev);
171 middev->setparameter(middev, "protect", "1");
176 msg("<fatal> pdf_page_render: Parent PDF this page belongs to doesn't exist yet/anymore");
180 if(!pi->pages[page->nr-1].has_info) {
181 msg("<fatal> pdf_page_render: page %d was previously set as not-to-render via the \"pages\" option", page->nr);
186 dev->setparameter(dev, "protect", "1");
189 outputDev->setDevice(dev);
190 pi->doc->displayPage((OutputDev*)outputDev, page->nr, zoom*multiply, zoom*multiply, /*rotate*/0, true, true, pi->config_print);
191 pi->doc->processLinks((OutputDev*)outputDev, page->nr);
192 outputDev->finishPage();
193 outputDev->setDevice(0);
197 gfxdevice_rescale_setdevice(middev, 0x00000000);
198 middev->finish(middev);
204 void pdfpage_render(gfxpage_t*page, gfxdevice_t*output)
206 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
207 render2(page, output, 0,0, 0,0,0,0);
210 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)
212 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
214 int x1=(int)_x1,y1=(int)_y1,x2=(int)_x2,y2=(int)_y2;
215 if((x1|y1|x2|y2)==0) x2++;
217 render2(page, output, (int)x*multiply,(int)y*multiply,
218 (int)x1*multiply,(int)y1*multiply,(int)x2*multiply,(int)y2*multiply);
221 void pdf_doc_destroy(gfxdocument_t*gfx)
223 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
225 delete i->doc; i->doc=0;
226 free(i->pages); i->pages = 0;
231 free(i->filename);i->filename=0;
235 delete i->info;i->info=0;
238 free(gfx->internal);gfx->internal=0;
241 if(global_page_range) {
242 free(global_page_range);
243 global_page_range = 0;
246 /*globalparams_count--;
247 if(!globalparams_count) {
250 globalparams_count = 0;
254 static void add_page_to_map(gfxdocument_t*gfx, int pdfpage, int outputpage)
256 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
259 if(pdfpage >= i->pagemap_size) {
260 int oldlen = i->pagemap_size;
261 i->pagemap_size = oldlen + 1024;
262 if(pdfpage > i->pagemap_size)
263 i->pagemap_size = pdfpage+1;
266 i->pagemap = (int*)malloc(i->pagemap_size*sizeof(int));
268 i->pagemap = (int*)realloc(i->pages, i->pagemap_size*sizeof(int));
270 memset(&i->pagemap[oldlen], -1, (i->pagemap_size-oldlen)*sizeof(int));
272 i->pagemap[pdfpage] = outputpage;
273 if(pdfpage > i->pagemap_pos)
274 i->pagemap_pos = pdfpage;
277 void pdf_doc_set_parameter(gfxdocument_t*gfx, const char*name, const char*value)
279 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
280 if(!strcmp(name, "pagemap")) {
281 int pdfpage=0, outputpage=0;
282 sscanf(value,"%d:%d", &pdfpage, &outputpage);
283 add_page_to_map(gfx, pdfpage, outputpage);
284 } else if(!strcmp(name, "poly2bitmap")) {
285 i->config_bitmap_optimizing = atoi(value);
286 } else if(!strcmp(name, "bitmapfonts") || !strcmp(name, "bitmap")) {
287 i->config_full_bitmap_optimizing = atoi(value);
288 } else if(!strcmp(name, "asprint")) {
291 storeDeviceParameter(&i->parameters, name, value);
295 gfxpage_t* pdf_doc_getpage(gfxdocument_t*doc, int page)
297 pdf_doc_internal_t*di= (pdf_doc_internal_t*)doc->internal;
299 if(page < 1 || page > doc->num_pages)
302 gfxpage_t* pdf_page = (gfxpage_t*)malloc(sizeof(gfxpage_t));
303 pdf_page_internal_t*pi= (pdf_page_internal_t*)malloc(sizeof(pdf_page_internal_t));
304 memset(pi, 0, sizeof(pdf_page_internal_t));
305 pdf_page->internal = pi;
307 pdf_page->destroy = pdfpage_destroy;
308 pdf_page->render = pdfpage_render;
309 pdf_page->rendersection = pdfpage_rendersection;
310 pdf_page->width = di->pages[page-1].width;
311 pdf_page->height = di->pages[page-1].height;
313 pdf_page->parent = doc;
318 static char*getInfoString(Dict *infoDict, const char *key)
324 if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
325 s1 = obj.getString();
326 if ((s1->getChar(0) & 0xff) == 0xfe &&
327 (s1->getChar(1) & 0xff) == 0xff) {
329 for (i = 2; i < obj.getString()->getLength(); i += 2) {
330 if (s1->getChar(i) == '\0') {
331 s2->append(s1->getChar(i+1));
334 s2 = new GString("<unicode>");
338 char*ret = strdup(s2->getCString());
343 char*ret = strdup(s1->getCString());
351 static char*getInfoDate(Dict *infoDict, const char *key)
356 if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
357 s = obj.getString()->getCString();
358 if (s[0] == 'D' && s[1] == ':') {
361 char*ret = strdup(s);
368 char* pdf_doc_getinfo(gfxdocument_t*doc, const char*name)
370 pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
371 if(!strcmp(name, "title")) return getInfoString(i->docinfo.getDict(), "Title");
372 else if(!strcmp(name, "subject")) return getInfoString(i->docinfo.getDict(), "Subject");
373 else if(!strcmp(name, "keywords")) return getInfoString(i->docinfo.getDict(), "Keywords");
374 else if(!strcmp(name, "author")) return getInfoString(i->docinfo.getDict(), "Author");
375 else if(!strcmp(name, "creator")) return getInfoString(i->docinfo.getDict(), "Creator");
376 else if(!strcmp(name, "producer")) return getInfoString(i->docinfo.getDict(), "Producer");
377 else if(!strcmp(name, "creationdate")) return getInfoDate(i->docinfo.getDict(), "CreationDate");
378 else if(!strcmp(name, "moddate")) return getInfoDate(i->docinfo.getDict(), "ModDate");
379 else if(!strcmp(name, "linearized")) return strdup(i->doc->isLinearized() ? "yes" : "no");
380 else if(!strcmp(name, "tagged")) return strdup(i->doc->getStructTreeRoot()->isDict() ? "yes" : "no");
381 else if(!strcmp(name, "encrypted")) return strdup(i->doc->isEncrypted() ? "yes" : "no");
382 else if(!strcmp(name, "oktoprint")) return strdup(i->doc->okToPrint() ? "yes" : "no");
383 else if(!strcmp(name, "oktocopy")) return strdup(i->doc->okToCopy() ? "yes" : "no");
384 else if(!strcmp(name, "oktochange")) return strdup(i->doc->okToChange() ? "yes" : "no");
385 else if(!strcmp(name, "oktoaddnotes")) return strdup(i->doc->okToAddNotes() ? "yes" : "no");
386 else if(!strcmp(name, "version")) {
388 sprintf(buf, "%.1f", i->doc->getPDFVersion());
395 static void pdf_set_parameter(gfxsource_t*src, const char*name, const char*value)
397 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
398 parameterlist_t*p = &i->parameters;
399 msg("<verbose> setting parameter %s to \"%s\"", name, value);
400 if(!strncmp(name, "fontdir", strlen("fontdir"))) {
401 addGlobalFontDir(value);
402 } else if(!strcmp(name, "pages")) {
403 global_page_range = strdup(value);
404 } else if(!strncmp(name, "font", strlen("font")) && name[4]!='q') {
405 addGlobalFont(value);
406 } else if(!strncmp(name, "languagedir", strlen("languagedir"))) {
407 addGlobalLanguageDir(value);
408 } else if(!strcmp(name, "zoomtowidth")) {
409 zoomtowidth = atoi(value);
410 } else if(!strcmp(name, "zoom")) {
413 } else if(!strcmp(name, "jpegdpi") || !strcmp(name, "ppmdpi")) {
414 msg("<error> %s not supported anymore. Please use jpegsubpixels/ppmsubpixels");
415 } else if(!strcmp(name, "multiply")) {
416 multiply = atoi(value);
417 } else if(!strcmp(name, "help")) {
418 printf("\nPDF device global parameters:\n");
419 printf("fontdir=<dir> a directory with additional fonts\n");
420 printf("font=<filename> an additional font filename\n");
421 printf("pages=<range> the range of pages to convert (example: pages=1-100,210-)\n");
422 printf("zoom=<dpi> the resultion (default: 72)\n");
423 printf("languagedir=<dir> Add an xpdf language directory\n");
424 printf("multiply=<times> Render everything at <times> the resolution\n");
425 printf("poly2bitmap Convert graphics to bitmaps\n");
426 printf("bitmap Convert everything to bitmaps\n");
430 void pdf_doc_prepare(gfxdocument_t*doc, gfxdevice_t*dev)
432 pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
433 i->info->dumpfonts(dev);
436 static gfxdocument_t*pdf_open(gfxsource_t*src, const char*filename)
438 gfxsource_internal_t*isrc = (gfxsource_internal_t*)src->internal;
439 gfxdocument_t*pdf_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t));
440 memset(pdf_doc, 0, sizeof(gfxdocument_t));
441 pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
442 memset(i, 0, sizeof(pdf_doc_internal_t));
444 pdf_doc->internal = i;
447 i->filename = strdup(filename);
450 if((x = strchr(filename, '|'))) {
455 GString *fileName = new GString(filename);
459 if (userPassword && userPassword[0]) {
460 userPW = new GString(userPassword);
464 i->doc = new PDFDoc(fileName, userPW);
468 if (!i->doc->isOk()) {
469 printf("xpdf reports document as broken.\n");
474 i->doc->getDocInfo(&i->docinfo);
476 pdf_doc->num_pages = i->doc->getNumPages();
478 if (i->doc->isEncrypted()) {
479 if(!i->doc->okToCopy()) {
482 if(!i->doc->okToPrint()) {
485 if(!i->doc->okToChange() || !i->doc->okToAddNotes())
489 if(zoomtowidth && i->doc->getNumPages()) {
490 Page*page = i->doc->getCatalog()->getPage(1);
491 PDFRectangle *r = page->getCropBox();
492 double width_before = r->x2 - r->x1;
493 zoom = 72.0 * zoomtowidth / width_before;
494 msg("<notice> Rendering at %f DPI. (Page width at 72 DPI: %f, target width: %d)", zoom, width_before, zoomtowidth);
497 i->info = new InfoOutputDev(i->doc->getXRef());
499 i->pages = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t)*pdf_doc->num_pages);
500 memset(i->pages,0,sizeof(pdf_page_info_t)*pdf_doc->num_pages);
501 for(t=1;t<=pdf_doc->num_pages;t++) {
502 if(!global_page_range || is_in_range(t, global_page_range)) {
503 i->doc->displayPage((OutputDev*)i->info, t, zoom, zoom, /*rotate*/0, /*usemediabox*/true, /*crop*/true, i->config_print);
504 i->doc->processLinks((OutputDev*)i->info, t);
505 i->pages[t-1].xMin = i->info->x1;
506 i->pages[t-1].yMin = i->info->y1;
507 i->pages[t-1].xMax = i->info->x2;
508 i->pages[t-1].yMax = i->info->y2;
509 i->pages[t-1].width = i->info->x2 - i->info->x1;
510 i->pages[t-1].height = i->info->y2 - i->info->y1;
511 i->pages[t-1].number_of_images = i->info->num_ppm_images + i->info->num_jpeg_images;
512 i->pages[t-1].number_of_links = i->info->num_links;
513 i->pages[t-1].number_of_fonts = i->info->num_fonts;
514 i->pages[t-1].has_info = 1;
519 pdf_doc->destroy = pdf_doc_destroy;
520 pdf_doc->set_parameter = pdf_doc_set_parameter;
521 pdf_doc->getinfo = pdf_doc_getinfo;
522 pdf_doc->getpage = pdf_doc_getpage;
523 pdf_doc->prepare = pdf_doc_prepare;
529 void pdf_destroy(gfxsource_t*src)
533 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
535 parameter_t*p = i->parameters.device_config;
537 parameter_t*next = p->next;
538 if(p->name) free((void*)p->name);p->name = 0;
539 if(p->value) free((void*)p->value);p->value =0;
540 p->next = 0;delete p;
543 i->parameters.device_config=i->parameters.device_config_next=0;
545 free(src->internal);src->internal=0;
547 delete globalParams;globalParams = 0;
551 gfxsource_t*gfxsource_pdf_create()
553 gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
554 memset(src, 0, sizeof(gfxsource_t));
555 src->set_parameter = pdf_set_parameter;
556 src->open = pdf_open;
557 src->destroy = pdf_destroy;
558 src->internal = malloc(sizeof(gfxsource_internal_t));
559 memset(src->internal, 0, sizeof(gfxsource_internal_t));
562 globalParams = new GFXGlobalParams();
563 //globalparams_count++;