ppapi/c/private/ppb_pdf.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef PPAPI_C_PRIVATE_PPB_PDF_H_
   6 #define PPAPI_C_PRIVATE_PPB_PDF_H_
   7
   8 #include "ppapi/c/dev/ppb_font_dev.h"
   9 #include "ppapi/c/pp_bool.h"
  10 #include "ppapi/c/pp_instance.h"
  11 #include "ppapi/c/pp_resource.h"
  12 #include "ppapi/c/pp_var.h"
  13 #include "ppapi/c/private/pp_private_font_charset.h"
  14
  15 #define PPB_PDF_INTERFACE "PPB_PDF;1"
  16
  17 // From the public PPB_Font_Dev file.
  18 struct PP_FontDescription_Dev;
  19
  20 typedef enum {
  21   PP_PDFFEATURE_HIDPI = 0,
  22   PP_PDFFEATURE_PRINTING = 1
  23 } PP_PDFFeature;
  24
  25 struct PP_PrivateFontFileDescription {
  26   const char* face;
  27   uint32_t weight;
  28   bool italic;
  29 };
  30
  31 struct PP_PrivateFindResult {
  32   int start_index;
  33   int length;
  34 };
  35
  36 struct PPB_PDF {
  37   // Returns a resource identifying a font file corresponding to the given font
  38   // request after applying the browser-specific fallback.
  39   //
  40   // Currently Linux-only.
  41   PP_Resource (*GetFontFileWithFallback)(
  42       PP_Instance instance,
  43       const struct PP_BrowserFont_Trusted_Description* description,
  44       PP_PrivateFontCharset charset);
  45
  46   // Given a resource previously returned by GetFontFileWithFallback, returns
  47   // a pointer to the requested font table. Linux only.
  48   bool (*GetFontTableForPrivateFontFile)(PP_Resource font_file,
  49                                          uint32_t table,
  50                                          void* output,
  51                                          uint32_t* output_length);
  52
  53   // Search the given string using ICU.  Use PPB_Core's MemFree on results when
  54   // done.
  55   void (*SearchString)(
  56      PP_Instance instance,
  57      const unsigned short* string,
  58      const unsigned short* term,
  59      bool case_sensitive,
  60      struct PP_PrivateFindResult** results,
  61      int* count);
  62
  63   // Since WebFrame doesn't know about PPAPI requests, it'll think the page has
  64   // finished loading even if there are outstanding requests by the plugin.
  65   // Take this out once WebFrame knows about requests by PPAPI plugins.
  66   void (*DidStartLoading)(PP_Instance instance);
  67   void (*DidStopLoading)(PP_Instance instance);
  68
  69   // Sets content restriction for a full-page plugin (i.e. can't copy/print).
  70   // The value is a bitfield of ContentRestriction enums.
  71   void (*SetContentRestriction)(PP_Instance instance, int restrictions);
  72
  73   // Notifies the browser that the given action has been performed.
  74   void (*UserMetricsRecordAction)(PP_Instance instance, struct PP_Var action);
  75
  76   // Notifies the browser that the PDF has an unsupported feature.
  77   void (*HasUnsupportedFeature)(PP_Instance instance);
  78
  79   // Invoke SaveAs... dialog, similar to the right-click or wrench menu.
  80   void (*SaveAs)(PP_Instance instance);
  81
  82   // Invoke Print dialog for plugin.
  83   void (*Print)(PP_Instance instance);
  84
  85   PP_Bool(*IsFeatureEnabled)(PP_Instance instance, PP_PDFFeature feature);
  86
  87   // Sets the selected text of the plugin.
  88   void(*SetSelectedText)(PP_Instance instance, const char* selected_text);
  89
  90   // Sets the link currently under the cursor.
  91   void (*SetLinkUnderCursor)(PP_Instance instance, const char* url);
  92
  93   // Gets pointers to both the mmap'd V8 snapshot files and their sizes.
  94   // This is needed when loading V8's initial snapshot from external files.
  95   void (*GetV8ExternalSnapshotData)(PP_Instance instance,
  96                                     const char** natives_data_out,
  97                                     int* natives_size_out,
  98                                     const char** snapshot_data_out,
  99                                     int* snapshot_size_out);
 100 };
 101
 102 #endif  // PPAPI_C_PRIVATE_PPB_PDF_H_