src/chrome/renderer/pepper/pepper_pdf_host.h

   1 // Copyright (c) 2013 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 CHROME_RENDERER_PEPPER_PEPPER_PDF_HOST_H_
   6 #define CHROME_RENDERER_PEPPER_PEPPER_PDF_HOST_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/strings/string16.h"
  13 #include "ipc/ipc_platform_file.h"
  14 #include "ppapi/c/ppb_image_data.h"
  15 #include "ppapi/c/private/ppb_pdf.h"
  16 #include "ppapi/host/resource_host.h"
  17 #include "ppapi/proxy/serialized_structs.h"
  18
  19 struct PP_ImageDataDesc;
  20 struct PP_Size;
  21 class SkBitmap;
  22
  23 namespace content {
  24 class RendererPpapiHost;
  25 }
  26
  27 namespace ppapi {
  28 class HostResource;
  29 }
  30
  31 namespace ppapi {
  32 namespace host {
  33 struct HostMessageContext;
  34 }
  35 }
  36
  37 class PepperPDFHost : public ppapi::host::ResourceHost {
  38  public:
  39   PepperPDFHost(content::RendererPpapiHost* host,
  40                 PP_Instance instance,
  41                 PP_Resource resource);
  42   virtual ~PepperPDFHost();
  43
  44   virtual int32_t OnResourceMessageReceived(
  45       const IPC::Message& msg,
  46       ppapi::host::HostMessageContext* context) OVERRIDE;
  47
  48  private:
  49   int32_t OnHostMsgGetLocalizedString(ppapi::host::HostMessageContext* context,
  50                                       PP_ResourceString string_id);
  51   int32_t OnHostMsgDidStartLoading(ppapi::host::HostMessageContext* context);
  52   int32_t OnHostMsgDidStopLoading(ppapi::host::HostMessageContext* context);
  53   int32_t OnHostMsgSetContentRestriction(
  54       ppapi::host::HostMessageContext* context,
  55       int restrictions);
  56   int32_t OnHostMsgUserMetricsRecordAction(
  57       ppapi::host::HostMessageContext* context,
  58       const std::string& action);
  59   int32_t OnHostMsgHasUnsupportedFeature(
  60       ppapi::host::HostMessageContext* context);
  61   int32_t OnHostMsgPrint(ppapi::host::HostMessageContext* context);
  62   int32_t OnHostMsgSaveAs(ppapi::host::HostMessageContext* context);
  63   int32_t OnHostMsgGetResourceImage(ppapi::host::HostMessageContext* context,
  64                                     PP_ResourceImage image_id,
  65                                     float scale);
  66   int32_t OnHostMsgSetSelectedText(ppapi::host::HostMessageContext* context,
  67                                    const base::string16& selected_text);
  68   int32_t OnHostMsgSetLinkUnderCursor(ppapi::host::HostMessageContext* context,
  69                                       const std::string& url);
  70
  71   bool CreateImageData(PP_Instance instance,
  72                        PP_ImageDataFormat format,
  73                        const PP_Size& size,
  74                        const SkBitmap& pixels_to_write,
  75                        ppapi::HostResource* result,
  76                        PP_ImageDataDesc* out_image_data_desc,
  77                        IPC::PlatformFileForTransit* out_image_handle,
  78                        uint32_t* out_byte_count);
  79
  80   content::RendererPpapiHost* host_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(PepperPDFHost);
  83 };
  84
  85 #endif  // CHROME_RENDERER_PEPPER_PEPPER_PDF_HOST_H_