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"
11 #include "DummyOutputDev.h"
17 static double zoom = 72; /* xpdf: 86 */
18 static int jpeg_dpi = 0;
19 static int ppm_dpi = 0;
20 static int multiply = 1;
21 static char* global_page_range = 0;
23 static parameter_t* device_config = 0;
24 static parameter_t* device_config_next = 0;
26 typedef struct _pdf_page_info
28 int xMin, yMin, xMax, yMax;
36 typedef struct _pdf_doc_internal
43 CommonOutputDev*outputDev;
44 pdf_page_info_t*pages;
49 typedef struct _pdf_page_internal
51 } pdf_page_internal_t;
53 typedef struct _dev_output_internal
55 CommonOutputDev*outputDev;
56 } dev_output_internal_t;
59 static char* dirseparator()
69 void pdfpage_destroy(gfxpage_t*pdf_page)
71 pdf_page_internal_t*i= (pdf_page_internal_t*)pdf_page->internal;
72 free(pdf_page->internal);pdf_page->internal = 0;
73 free(pdf_page);pdf_page=0;
76 void render2(gfxpage_t*page, gfxdevice_t*dev)
78 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
81 gfxdevice_rescale_setdevice(pi->middev, dev);
82 pi->middev->setparameter(pi->middev, "protect", "1");
87 msg("<fatal> pdf_page_render: Parent PDF this page belongs to doesn't exist yet/anymore");
91 if(!pi->pages[page->nr-1].has_info) {
92 msg("<fatal> pdf_page_render: page %d was previously set as not-to-render via the \"pages\" option", page->nr);
96 pi->outputDev->setDevice(dev);
99 dev->setparameter(dev, "protect", "1");
102 /* pass global parameters to output device */
103 parameter_t*p = device_config;
105 dev->setparameter(dev, p->name, p->value);
108 pi->doc->displayPage((OutputDev*)pi->outputDev, page->nr, zoom*multiply, zoom*multiply, /*rotate*/0, true, true, /*doLinks*/(int)1);
109 pi->doc->processLinks((OutputDev*)pi->outputDev, page->nr);
110 pi->outputDev->setDevice(0);
112 gfxdevice_rescale_setdevice(pi->middev, 0x00000000);
117 void pdfpage_render(gfxpage_t*page, gfxdevice_t*output)
119 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
120 pi->outputDev->setMove(0,0);
121 pi->outputDev->setClip(0,0,0,0);
122 render2(page, output);
125 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)
127 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
129 int x1=(int)_x1,y1=(int)_y1,x2=(int)_x2,y2=(int)_y2;
130 if((x1|y1|x2|y2)==0) x2++;
132 pi->outputDev->setMove((int)x*multiply,(int)y*multiply);
133 pi->outputDev->setClip((int)x1*multiply,(int)y1*multiply,(int)x2*multiply,(int)y2*multiply);
134 render2(page, output);
137 static int globalparams_count=0;
139 void pdf_doc_destroy(gfxdocument_t*gfx)
141 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
144 delete i->outputDev;i->outputDev=0;
147 gfxdevice_rescale_setdevice(i->middev, 0x00000000);
148 i->middev->finish(i->middev);
150 delete i->doc; i->doc=0;
151 free(i->pages); i->pages = 0;
156 free(i->filename);i->filename=0;
160 delete i->info;i->info=0;
163 free(gfx->internal);gfx->internal=0;
166 if(global_page_range) {
167 free(global_page_range);
168 global_page_range = 0;
171 /*globalparams_count--;
172 if(!globalparams_count) {
175 globalparams_count = 0;
179 void pdf_doc_set_parameter(gfxdocument_t*gfx, const char*name, const char*value)
181 pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
182 CommonOutputDev*o = i->outputDev;
183 if(!strcmp(name, "pagemap")) {
184 int pdfpage=0, outputpage=0;
185 sscanf(value,"%d:%d", &pdfpage, &outputpage);
186 o->preparePage(pdfpage, outputpage);
188 o->setParameter(name, value);
192 gfxpage_t* pdf_doc_getpage(gfxdocument_t*doc, int page)
194 pdf_doc_internal_t*di= (pdf_doc_internal_t*)doc->internal;
196 if(page < 1 || page > doc->num_pages)
199 msg("<error> PDF disallows copying.");
203 gfxpage_t* pdf_page = (gfxpage_t*)malloc(sizeof(gfxpage_t));
204 pdf_page_internal_t*pi= (pdf_page_internal_t*)malloc(sizeof(pdf_page_internal_t));
205 memset(pi, 0, sizeof(pdf_page_internal_t));
206 pdf_page->internal = pi;
208 pdf_page->destroy = pdfpage_destroy;
209 pdf_page->render = pdfpage_render;
210 pdf_page->rendersection = pdfpage_rendersection;
211 pdf_page->width = di->pages[page-1].width;
212 pdf_page->height = di->pages[page-1].height;
214 pdf_page->parent = doc;
219 static char*getInfoString(Dict *infoDict, char *key)
225 if (infoDict && infoDict->lookup(key, &obj)->isString()) {
226 s1 = obj.getString();
227 if ((s1->getChar(0) & 0xff) == 0xfe &&
228 (s1->getChar(1) & 0xff) == 0xff) {
230 for (i = 2; i < obj.getString()->getLength(); i += 2) {
231 if (s1->getChar(i) == '\0') {
232 s2->append(s1->getChar(i+1));
235 s2 = new GString("<unicode>");
239 char*ret = strdup(s2->getCString());
244 char*ret = strdup(s1->getCString());
252 static char*getInfoDate(Dict *infoDict, char *key)
257 if (infoDict && infoDict->lookup(key, &obj)->isString()) {
258 s = obj.getString()->getCString();
259 if (s[0] == 'D' && s[1] == ':') {
262 char*ret = strdup(s);
269 char* pdf_doc_getinfo(gfxdocument_t*doc, const char*name)
271 pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
272 if(!strcmp(name, "title")) return getInfoString(i->docinfo.getDict(), "Title");
273 else if(!strcmp(name, "subject")) return getInfoString(i->docinfo.getDict(), "Subject");
274 else if(!strcmp(name, "keywords")) return getInfoString(i->docinfo.getDict(), "Keywords");
275 else if(!strcmp(name, "author")) return getInfoString(i->docinfo.getDict(), "Author");
276 else if(!strcmp(name, "creator")) return getInfoString(i->docinfo.getDict(), "Creator");
277 else if(!strcmp(name, "producer")) return getInfoString(i->docinfo.getDict(), "Producer");
278 else if(!strcmp(name, "creationdate")) return getInfoDate(i->docinfo.getDict(), "CreationDate");
279 else if(!strcmp(name, "moddate")) return getInfoDate(i->docinfo.getDict(), "ModDate");
280 else if(!strcmp(name, "linearized")) return strdup(i->doc->isLinearized() ? "yes" : "no");
281 else if(!strcmp(name, "tagged")) return strdup(i->doc->getStructTreeRoot()->isDict() ? "yes" : "no");
282 else if(!strcmp(name, "encrypted")) return strdup(i->doc->isEncrypted() ? "yes" : "no");
283 else if(!strcmp(name, "oktoprint")) return strdup(i->doc->okToPrint() ? "yes" : "no");
284 else if(!strcmp(name, "oktocopy")) return strdup(i->doc->okToCopy() ? "yes" : "no");
285 else if(!strcmp(name, "oktochange")) return strdup(i->doc->okToChange() ? "yes" : "no");
286 else if(!strcmp(name, "oktoaddnotes")) return strdup(i->doc->okToAddNotes() ? "yes" : "no");
287 else if(!strcmp(name, "version")) {
289 sprintf(buf, "%.1f", i->doc->getPDFVersion());
296 static void storeDeviceParameter(const char*name, const char*value)
298 parameter_t*o = device_config;
300 if(!strcmp(name, o->name)) {
301 /* overwrite old value */
303 o->value = strdup(value);
308 parameter_t*p = new parameter_t();
309 p->name = strdup(name);
310 p->value = strdup(value);
313 if(device_config_next) {
314 device_config_next->next = p;
315 device_config_next = p;
318 device_config_next = p;
322 typedef struct _gfxsource_internal
324 int config_bitmap_optimizing;
325 int config_full_bitmap_optimizing;
326 } gfxsource_internal_t;
328 static void pdf_set_parameter(gfxsource_t*src, const char*name, const char*value)
330 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
331 msg("<verbose> setting parameter %s to \"%s\"", name, value);
332 if(!strncmp(name, "fontdir", strlen("fontdir"))) {
333 addGlobalFontDir(value);
334 } else if(!strcmp(name, "pages")) {
335 global_page_range = strdup(value);
336 } else if(!strncmp(name, "font", strlen("font"))) {
337 addGlobalFont(value);
338 } else if(!strncmp(name, "languagedir", strlen("languagedir"))) {
339 addGlobalLanguageDir(value);
340 } else if(!strcmp(name, "zoom")) {
343 sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
344 storeDeviceParameter("jpegsubpixels", buf);
345 sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
346 storeDeviceParameter("ppmsubpixels", buf);
347 } else if(!strcmp(name, "jpegdpi")) {
349 jpeg_dpi = atoi(value);
350 sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
351 storeDeviceParameter("jpegsubpixels", buf);
352 } else if(!strcmp(name, "ppmdpi")) {
354 ppm_dpi = atoi(value);
355 sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
356 storeDeviceParameter("ppmsubpixels", buf);
357 } else if(!strcmp(name, "poly2bitmap")) {
358 i->config_bitmap_optimizing = atoi(value);
359 } else if(!strcmp(name, "bitmapfonts") || !strcmp(name, "bitmap")) {
360 i->config_full_bitmap_optimizing = atoi(value);
361 } else if(!strcmp(name, "multiply")) {
362 multiply = atoi(value);
363 } else if(!strcmp(name, "help")) {
364 printf("\nPDF device global parameters:\n");
365 printf("fontdir=<dir> a directory with additional fonts\n");
366 printf("font=<filename> an dditional font filename\n");
367 printf("pages=<range> the range of pages to convert (example: pages=1-100,210-)\n");
368 printf("zoom=<dpi> the resultion (default: 72)\n");
370 storeDeviceParameter(name,value);
373 static gfxdocument_t*pdf_open(gfxsource_t*src, const char*filename)
375 gfxsource_internal_t*isrc = (gfxsource_internal_t*)src->internal;
376 gfxdocument_t*pdf_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t));
377 memset(pdf_doc, 0, sizeof(gfxdocument_t));
378 pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
379 memset(i, 0, sizeof(pdf_doc_internal_t));
380 pdf_doc->internal = i;
383 i->filename = strdup(filename);
386 if((x = strchr(filename, '|'))) {
391 GString *fileName = new GString(filename);
395 if (userPassword && userPassword[0]) {
396 userPW = new GString(userPassword);
400 i->doc = new PDFDoc(fileName, userPW);
404 if (!i->doc->isOk()) {
405 printf("xpdf reports document as broken.\n");
410 i->doc->getDocInfo(&i->docinfo);
412 pdf_doc->num_pages = i->doc->getNumPages();
414 if (i->doc->isEncrypted()) {
415 if(!i->doc->okToCopy()) {
418 if(!i->doc->okToChange() || !i->doc->okToAddNotes())
422 i->info = new InfoOutputDev(i->doc->getXRef());
424 i->pages = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t)*pdf_doc->num_pages);
425 memset(i->pages,0,sizeof(pdf_page_info_t)*pdf_doc->num_pages);
426 for(t=1;t<=pdf_doc->num_pages;t++) {
427 if(!global_page_range || is_in_range(t, global_page_range)) {
428 i->doc->displayPage((OutputDev*)i->info, t, zoom, zoom, /*rotate*/0, /*usemediabox*/true, /*crop*/true, /*doLinks*/(int)1);
429 i->doc->processLinks((OutputDev*)i->info, t);
430 i->pages[t-1].xMin = i->info->x1;
431 i->pages[t-1].yMin = i->info->y1;
432 i->pages[t-1].xMax = i->info->x2;
433 i->pages[t-1].yMax = i->info->y2;
434 i->pages[t-1].width = i->info->x2 - i->info->x1;
435 i->pages[t-1].height = i->info->y2 - i->info->y1;
436 i->pages[t-1].number_of_images = i->info->num_images;
437 i->pages[t-1].number_of_links = i->info->num_links;
438 i->pages[t-1].number_of_fonts = i->info->num_fonts;
439 i->pages[t-1].has_info = 1;
443 if(isrc->config_full_bitmap_optimizing) {
444 FullBitmapOutputDev*outputDev = new FullBitmapOutputDev(i->info, i->doc);
445 i->outputDev = (CommonOutputDev*)outputDev;
446 } else if(isrc->config_bitmap_optimizing) {
447 BitmapOutputDev*outputDev = new BitmapOutputDev(i->info, i->doc);
448 i->outputDev = (CommonOutputDev*)outputDev;
450 GFXOutputDev*outputDev = new GFXOutputDev(i->info, i->doc);
451 i->outputDev = (CommonOutputDev*)outputDev;
454 /* pass global parameters to PDF driver*/
455 parameter_t*p = device_config;
457 i->outputDev->setParameter(p->name, p->value);
463 i->middev = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
464 gfxdevice_rescale_init(i->middev, 0x00000000, 0, 0, 1.0 / multiply);
468 pdf_doc->destroy = pdf_doc_destroy;
469 pdf_doc->set_parameter = pdf_doc_set_parameter;
470 pdf_doc->getinfo = pdf_doc_getinfo;
471 pdf_doc->getpage = pdf_doc_getpage;
478 void pdf_destroy(gfxsource_t*src)
482 gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
483 free(src->internal);src->internal=0;
486 gfxsource_t*gfxsource_pdf_create()
488 gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
489 memset(src, 0, sizeof(gfxsource_t));
490 src->set_parameter = pdf_set_parameter;
491 src->open = pdf_open;
492 src->destroy = pdf_destroy;
493 src->internal = malloc(sizeof(gfxsource_internal_t));
494 memset(src->internal, 0, sizeof(gfxsource_internal_t));
497 globalParams = new GFXGlobalParams();
498 //globalparams_count++;