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