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 jpeg_dpi = 0;
18 static int ppm_dpi = 0;
19 static int multiply = 1;
20 static char* global_page_range = 0;
22 static int globalparams_count=0;
24 typedef struct _parameter
26 struct _parameter *next;
30 typedef struct _parameterlist
32 parameter_t* device_config;
33 parameter_t* device_config_next;
36 typedef struct _pdf_page_info
38 int xMin, yMin, xMax, yMax;
46 typedef struct _pdf_doc_internal
48 int config_bitmap_optimizing;
49 int config_full_bitmap_optimizing;
50 parameterlist_t parameters;
59 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 CommonOutputDev*outputDev = 0;
137 if(pi->config_full_bitmap_optimizing) {
138 FullBitmapOutputDev*d = new FullBitmapOutputDev(pi->info, pi->doc);
139 outputDev = (CommonOutputDev*)d;
140 } else if(pi->config_bitmap_optimizing) {
141 BitmapOutputDev*d = new BitmapOutputDev(pi->info, pi->doc);
142 outputDev = (CommonOutputDev*)d;
144 GFXOutputDev*d = new GFXOutputDev(pi->info, pi->doc);
145 outputDev = (CommonOutputDev*)d;
147 /* pass global parameters to PDF driver*/
148 parameter_t*p = i->parameters.device_config;
150 outputDev->setParameter(p->name, p->value);
153 outputDev->setPageMap(pi->pagemap, pi->pagemap_pos);
154 outputDev->setMove(x,y);
155 outputDev->setClip(x1,y1,x2,y2);
157 gfxdevice_t* middev=0;
159 middev = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
160 gfxdevice_rescale_init(middev, 0x00000000, 0, 0, 1.0 / multiply);
161 gfxdevice_rescale_setdevice(middev, dev);
162 middev->setparameter(middev, "protect", "1");
167 msg("<fatal> pdf_page_render: Parent PDF this page belongs to doesn't exist yet/anymore");
171 if(!pi->pages[page->nr-1].has_info) {
172 msg("<fatal> pdf_page_render: page %d was previously set as not-to-render via the \"pages\" option", page->nr);
177 dev->setparameter(dev, "protect", "1");
180 outputDev->setDevice(dev);
181 pi->doc->displayPage((OutputDev*)outputDev, page->nr, zoom*multiply, zoom*multiply, /*rotate*/0, true, true, /*doLinks*/(int)1);
182 pi->doc->processLinks((OutputDev*)outputDev, page->nr);
183 outputDev->finishPage();
184 outputDev->setDevice(0);
188 gfxdevice_rescale_setdevice(middev, 0x00000000);
189 middev->finish(middev);
195 void pdfpage_render(gfxpage_t*page, gfxdevice_t*output)
197 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
198 render2(page, output, 0,0, 0,0,0,0);
201 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)
203 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
205 int x1=(int)_x1,y1=(int)_y1,x2=(int)_x2,y2=(int)_y2;
206 if((x1|y1|x2|y2)==0) x2++;
208 render2(page, output, (int)x*multiply,(int)y*multiply,
209 (int)x1*multiply,(int)y1*multiply,(int)x2*multiply,(int)y2*multiply);
212 void pdf_doc_destroy(gfxdocument_t*gfx)
214 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
216 delete i->doc; i->doc=0;
217 free(i->pages); i->pages = 0;
222 free(i->filename);i->filename=0;
226 delete i->info;i->info=0;
229 free(gfx->internal);gfx->internal=0;
232 if(global_page_range) {
233 free(global_page_range);
234 global_page_range = 0;
237 /*globalparams_count--;
238 if(!globalparams_count) {
241 globalparams_count = 0;
245 static void add_page_to_map(gfxdocument_t*gfx, int pdfpage, int outputpage)
247 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
250 if(pdfpage >= i->pagemap_size) {
251 int oldlen = i->pagemap_size;
252 i->pagemap_size = oldlen + 1024;
253 if(pdfpage > i->pagemap_size)
254 i->pagemap_size = pdfpage+1;
257 i->pagemap = (int*)malloc(i->pagemap_size*sizeof(int));
259 i->pagemap = (int*)realloc(i->pages, i->pagemap_size*sizeof(int));
261 memset(&i->pagemap[oldlen], -1, (i->pagemap_size-oldlen)*sizeof(int));
263 i->pagemap[pdfpage] = outputpage;
264 if(pdfpage > i->pagemap_pos)
265 i->pagemap_pos = pdfpage;
268 void pdf_doc_set_parameter(gfxdocument_t*gfx, const char*name, const char*value)
270 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
271 if(!strcmp(name, "pagemap")) {
272 int pdfpage=0, outputpage=0;
273 sscanf(value,"%d:%d", &pdfpage, &outputpage);
274 add_page_to_map(gfx, pdfpage, outputpage);
275 } else if(!strcmp(name, "poly2bitmap")) {
276 i->config_bitmap_optimizing = atoi(value);
277 } else if(!strcmp(name, "bitmapfonts") || !strcmp(name, "bitmap")) {
278 i->config_full_bitmap_optimizing = atoi(value);
280 storeDeviceParameter(&i->parameters, name, value);
284 gfxpage_t* pdf_doc_getpage(gfxdocument_t*doc, int page)
286 pdf_doc_internal_t*di= (pdf_doc_internal_t*)doc->internal;
288 if(page < 1 || page > doc->num_pages)
291 gfxpage_t* pdf_page = (gfxpage_t*)malloc(sizeof(gfxpage_t));
292 pdf_page_internal_t*pi= (pdf_page_internal_t*)malloc(sizeof(pdf_page_internal_t));
293 memset(pi, 0, sizeof(pdf_page_internal_t));
294 pdf_page->internal = pi;
296 pdf_page->destroy = pdfpage_destroy;
297 pdf_page->render = pdfpage_render;
298 pdf_page->rendersection = pdfpage_rendersection;
299 pdf_page->width = di->pages[page-1].width;
300 pdf_page->height = di->pages[page-1].height;
302 pdf_page->parent = doc;
307 static char*getInfoString(Dict *infoDict, const char *key)
313 if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
314 s1 = obj.getString();
315 if ((s1->getChar(0) & 0xff) == 0xfe &&
316 (s1->getChar(1) & 0xff) == 0xff) {
318 for (i = 2; i < obj.getString()->getLength(); i += 2) {
319 if (s1->getChar(i) == '\0') {
320 s2->append(s1->getChar(i+1));
323 s2 = new GString("<unicode>");
327 char*ret = strdup(s2->getCString());
332 char*ret = strdup(s1->getCString());
340 static char*getInfoDate(Dict *infoDict, const char *key)
345 if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
346 s = obj.getString()->getCString();
347 if (s[0] == 'D' && s[1] == ':') {
350 char*ret = strdup(s);
357 char* pdf_doc_getinfo(gfxdocument_t*doc, const char*name)
359 pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
360 if(!strcmp(name, "title")) return getInfoString(i->docinfo.getDict(), "Title");
361 else if(!strcmp(name, "subject")) return getInfoString(i->docinfo.getDict(), "Subject");
362 else if(!strcmp(name, "keywords")) return getInfoString(i->docinfo.getDict(), "Keywords");
363 else if(!strcmp(name, "author")) return getInfoString(i->docinfo.getDict(), "Author");
364 else if(!strcmp(name, "creator")) return getInfoString(i->docinfo.getDict(), "Creator");
365 else if(!strcmp(name, "producer")) return getInfoString(i->docinfo.getDict(), "Producer");
366 else if(!strcmp(name, "creationdate")) return getInfoDate(i->docinfo.getDict(), "CreationDate");
367 else if(!strcmp(name, "moddate")) return getInfoDate(i->docinfo.getDict(), "ModDate");
368 else if(!strcmp(name, "linearized")) return strdup(i->doc->isLinearized() ? "yes" : "no");
369 else if(!strcmp(name, "tagged")) return strdup(i->doc->getStructTreeRoot()->isDict() ? "yes" : "no");
370 else if(!strcmp(name, "encrypted")) return strdup(i->doc->isEncrypted() ? "yes" : "no");
371 else if(!strcmp(name, "oktoprint")) return strdup(i->doc->okToPrint() ? "yes" : "no");
372 else if(!strcmp(name, "oktocopy")) return strdup(i->doc->okToCopy() ? "yes" : "no");
373 else if(!strcmp(name, "oktochange")) return strdup(i->doc->okToChange() ? "yes" : "no");
374 else if(!strcmp(name, "oktoaddnotes")) return strdup(i->doc->okToAddNotes() ? "yes" : "no");
375 else if(!strcmp(name, "version")) {
377 sprintf(buf, "%.1f", i->doc->getPDFVersion());
384 static void pdf_set_parameter(gfxsource_t*src, const char*name, const char*value)
386 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
387 parameterlist_t*p = &i->parameters;
388 msg("<verbose> setting parameter %s to \"%s\"", name, value);
389 if(!strncmp(name, "fontdir", strlen("fontdir"))) {
390 addGlobalFontDir(value);
391 } else if(!strcmp(name, "pages")) {
392 global_page_range = strdup(value);
393 } else if(!strncmp(name, "font", strlen("font")) && name[4]!='q') {
394 addGlobalFont(value);
395 } else if(!strncmp(name, "languagedir", strlen("languagedir"))) {
396 addGlobalLanguageDir(value);
397 } else if(!strcmp(name, "zoom")) {
400 sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
401 storeDeviceParameter(p, "jpegsubpixels", buf);
402 sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
403 storeDeviceParameter(p, "ppmsubpixels", buf);
404 } else if(!strcmp(name, "jpegdpi")) {
406 jpeg_dpi = atoi(value);
407 sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
408 storeDeviceParameter(p, "jpegsubpixels", buf);
409 } else if(!strcmp(name, "ppmdpi")) {
411 ppm_dpi = atoi(value);
412 sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
413 storeDeviceParameter(p, "ppmsubpixels", buf);
414 } else if(!strcmp(name, "multiply")) {
415 multiply = atoi(value);
416 } else if(!strcmp(name, "help")) {
417 printf("\nPDF device global parameters:\n");
418 printf("fontdir=<dir> a directory with additional fonts\n");
419 printf("font=<filename> an additional font filename\n");
420 printf("pages=<range> the range of pages to convert (example: pages=1-100,210-)\n");
421 printf("zoom=<dpi> the resultion (default: 72)\n");
422 printf("languagedir=<dir> Add an xpdf language directory\n");
423 printf("multiply=<times> Render everything at <times> the resolution\n");
424 printf("poly2bitmap Convert graphics to bitmaps\n");
425 printf("bitmap Convert everything to bitmaps\n");
429 static gfxdocument_t*pdf_open(gfxsource_t*src, const char*filename)
431 gfxsource_internal_t*isrc = (gfxsource_internal_t*)src->internal;
432 gfxdocument_t*pdf_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t));
433 memset(pdf_doc, 0, sizeof(gfxdocument_t));
434 pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
435 memset(i, 0, sizeof(pdf_doc_internal_t));
437 pdf_doc->internal = i;
440 i->filename = strdup(filename);
443 if((x = strchr(filename, '|'))) {
448 GString *fileName = new GString(filename);
452 if (userPassword && userPassword[0]) {
453 userPW = new GString(userPassword);
457 i->doc = new PDFDoc(fileName, userPW);
461 if (!i->doc->isOk()) {
462 printf("xpdf reports document as broken.\n");
467 i->doc->getDocInfo(&i->docinfo);
469 pdf_doc->num_pages = i->doc->getNumPages();
471 if (i->doc->isEncrypted()) {
472 if(!i->doc->okToCopy()) {
475 if(!i->doc->okToChange() || !i->doc->okToAddNotes())
479 i->info = new InfoOutputDev(i->doc->getXRef());
481 i->pages = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t)*pdf_doc->num_pages);
482 memset(i->pages,0,sizeof(pdf_page_info_t)*pdf_doc->num_pages);
483 for(t=1;t<=pdf_doc->num_pages;t++) {
484 if(!global_page_range || is_in_range(t, global_page_range)) {
485 i->doc->displayPage((OutputDev*)i->info, t, zoom, zoom, /*rotate*/0, /*usemediabox*/true, /*crop*/true, /*doLinks*/(int)1);
486 i->doc->processLinks((OutputDev*)i->info, t);
487 i->pages[t-1].xMin = i->info->x1;
488 i->pages[t-1].yMin = i->info->y1;
489 i->pages[t-1].xMax = i->info->x2;
490 i->pages[t-1].yMax = i->info->y2;
491 i->pages[t-1].width = i->info->x2 - i->info->x1;
492 i->pages[t-1].height = i->info->y2 - i->info->y1;
493 i->pages[t-1].number_of_images = i->info->num_ppm_images + i->info->num_jpeg_images;
494 i->pages[t-1].number_of_links = i->info->num_links;
495 i->pages[t-1].number_of_fonts = i->info->num_fonts;
496 i->pages[t-1].has_info = 1;
501 pdf_doc->destroy = pdf_doc_destroy;
502 pdf_doc->set_parameter = pdf_doc_set_parameter;
503 pdf_doc->getinfo = pdf_doc_getinfo;
504 pdf_doc->getpage = pdf_doc_getpage;
511 void pdf_destroy(gfxsource_t*src)
515 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
517 parameter_t*p = i->parameters.device_config;
519 parameter_t*next = p->next;
520 if(p->name) free((void*)p->name);p->name = 0;
521 if(p->value) free((void*)p->value);p->value =0;
522 p->next = 0;delete p;
525 i->parameters.device_config=i->parameters.device_config_next=0;
527 free(src->internal);src->internal=0;
529 delete globalParams;globalParams = 0;
533 gfxsource_t*gfxsource_pdf_create()
535 gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
536 memset(src, 0, sizeof(gfxsource_t));
537 src->set_parameter = pdf_set_parameter;
538 src->open = pdf_open;
539 src->destroy = pdf_destroy;
540 src->internal = malloc(sizeof(gfxsource_internal_t));
541 memset(src->internal, 0, sizeof(gfxsource_internal_t));
544 globalParams = new GFXGlobalParams();
545 //globalparams_count++;