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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "pdf/pdfium/pdfium_engine.h" | 5 #include "pdf/pdfium/pdfium_engine.h" |
6 | 6 |
7 #include <math.h> | 7 #include <math.h> |
8 | 8 |
9 #include "base/json/json_writer.h" | 9 #include "base/json/json_writer.h" |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
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24 #include "ppapi/c/ppb_core.h" | 24 #include "ppapi/c/ppb_core.h" |
25 #include "ppapi/c/private/ppb_pdf.h" | 25 #include "ppapi/c/private/ppb_pdf.h" |
26 #include "ppapi/cpp/dev/memory_dev.h" | 26 #include "ppapi/cpp/dev/memory_dev.h" |
27 #include "ppapi/cpp/input_event.h" | 27 #include "ppapi/cpp/input_event.h" |
28 #include "ppapi/cpp/instance.h" | 28 #include "ppapi/cpp/instance.h" |
29 #include "ppapi/cpp/module.h" | 29 #include "ppapi/cpp/module.h" |
30 #include "ppapi/cpp/private/pdf.h" | 30 #include "ppapi/cpp/private/pdf.h" |
31 #include "ppapi/cpp/trusted/browser_font_trusted.h" | 31 #include "ppapi/cpp/trusted/browser_font_trusted.h" |
32 #include "ppapi/cpp/url_response_info.h" | 32 #include "ppapi/cpp/url_response_info.h" |
33 #include "ppapi/cpp/var.h" | 33 #include "ppapi/cpp/var.h" |
| 34 #include "ppapi/cpp/var_dictionary.h" |
34 #include "third_party/pdfium/fpdfsdk/include/fpdf_ext.h" | 35 #include "third_party/pdfium/fpdfsdk/include/fpdf_ext.h" |
35 #include "third_party/pdfium/fpdfsdk/include/fpdf_flatten.h" | 36 #include "third_party/pdfium/fpdfsdk/include/fpdf_flatten.h" |
36 #include "third_party/pdfium/fpdfsdk/include/fpdf_searchex.h" | 37 #include "third_party/pdfium/fpdfsdk/include/fpdf_searchex.h" |
37 #include "third_party/pdfium/fpdfsdk/include/fpdf_sysfontinfo.h" | 38 #include "third_party/pdfium/fpdfsdk/include/fpdf_sysfontinfo.h" |
38 #include "third_party/pdfium/fpdfsdk/include/fpdf_transformpage.h" | 39 #include "third_party/pdfium/fpdfsdk/include/fpdf_transformpage.h" |
39 #include "third_party/pdfium/fpdfsdk/include/fpdfedit.h" | 40 #include "third_party/pdfium/fpdfsdk/include/fpdfedit.h" |
40 #include "third_party/pdfium/fpdfsdk/include/fpdfppo.h" | 41 #include "third_party/pdfium/fpdfsdk/include/fpdfppo.h" |
41 #include "third_party/pdfium/fpdfsdk/include/fpdfsave.h" | 42 #include "third_party/pdfium/fpdfsdk/include/fpdfsave.h" |
42 #include "third_party/pdfium/fpdfsdk/include/pdfwindow/PDFWindow.h" | 43 #include "third_party/pdfium/fpdfsdk/include/pdfwindow/PDFWindow.h" |
43 #include "third_party/pdfium/fpdfsdk/include/pdfwindow/PWL_FontMap.h" | 44 #include "third_party/pdfium/fpdfsdk/include/pdfwindow/PWL_FontMap.h" |
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2326 FPDF_WIDESTRING destination_pdf_wide = | 2327 FPDF_WIDESTRING destination_pdf_wide = |
2327 reinterpret_cast<FPDF_WIDESTRING>(destination_wide.c_str()); | 2328 reinterpret_cast<FPDF_WIDESTRING>(destination_wide.c_str()); |
2328 FPDF_BOOKMARK bookmark = FPDFBookmark_Find(doc_, destination_pdf_wide); | 2329 FPDF_BOOKMARK bookmark = FPDFBookmark_Find(doc_, destination_pdf_wide); |
2329 if (!bookmark) | 2330 if (!bookmark) |
2330 return -1; | 2331 return -1; |
2331 dest = FPDFBookmark_GetDest(doc_, bookmark); | 2332 dest = FPDFBookmark_GetDest(doc_, bookmark); |
2332 } | 2333 } |
2333 return dest ? FPDFDest_GetPageIndex(doc_, dest) : -1; | 2334 return dest ? FPDFDest_GetPageIndex(doc_, dest) : -1; |
2334 } | 2335 } |
2335 | 2336 |
| 2337 pp::VarDictionary PDFiumEngine::GetNamedDestinations() { |
| 2338 pp::VarDictionary named_destinations; |
| 2339 for (unsigned long i = 0; i < FPDF_CountNamedDests(doc_); i++) { |
| 2340 base::string16 name; |
| 2341 unsigned long buffer_bytes; |
| 2342 FPDF_GetNamedDest(doc_, i, NULL, buffer_bytes); |
| 2343 unsigned long name_length = |
| 2344 buffer_bytes / sizeof(base::string16::value_type); |
| 2345 if (name_length > 0) { |
| 2346 PDFiumAPIStringBufferAdapter<base::string16> api_string_adapter( |
| 2347 &name, name_length, true); |
| 2348 FPDF_DEST dest = FPDF_GetNamedDest(doc_, i, api_string_adapter.GetData(), |
| 2349 buffer_bytes); |
| 2350 api_string_adapter.Close(name_length); |
| 2351 if (dest) { |
| 2352 std::string named_dest = base::UTF16ToUTF8(name); |
| 2353 int page_number = GetNamedDestinationPage(named_dest); |
| 2354 if (page_number >= 0) { |
| 2355 named_destinations.Set(pp::Var(named_dest.c_str()), |
| 2356 pp::Var(page_number)); |
| 2357 } |
| 2358 } |
| 2359 } |
| 2360 } |
| 2361 return named_destinations; |
| 2362 } |
| 2363 |
2336 int PDFiumEngine::GetFirstVisiblePage() { | 2364 int PDFiumEngine::GetFirstVisiblePage() { |
2337 CalculateVisiblePages(); | 2365 CalculateVisiblePages(); |
2338 return first_visible_page_; | 2366 return first_visible_page_; |
2339 } | 2367 } |
2340 | 2368 |
2341 int PDFiumEngine::GetMostVisiblePage() { | 2369 int PDFiumEngine::GetMostVisiblePage() { |
2342 CalculateVisiblePages(); | 2370 CalculateVisiblePages(); |
2343 return most_visible_page_; | 2371 return most_visible_page_; |
2344 } | 2372 } |
2345 | 2373 |
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3915 double* height) { | 3943 double* height) { |
3916 FPDF_DOCUMENT doc = FPDF_LoadMemDocument(pdf_buffer, pdf_buffer_size, NULL); | 3944 FPDF_DOCUMENT doc = FPDF_LoadMemDocument(pdf_buffer, pdf_buffer_size, NULL); |
3917 if (!doc) | 3945 if (!doc) |
3918 return false; | 3946 return false; |
3919 bool success = FPDF_GetPageSizeByIndex(doc, page_number, width, height) != 0; | 3947 bool success = FPDF_GetPageSizeByIndex(doc, page_number, width, height) != 0; |
3920 FPDF_CloseDocument(doc); | 3948 FPDF_CloseDocument(doc); |
3921 return success; | 3949 return success; |
3922 } | 3950 } |
3923 | 3951 |
3924 } // namespace chrome_pdf | 3952 } // namespace chrome_pdf |
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