Cleanup: pass EqualityOptions as const&

[libdcp.git] / src / reel_closed_caption_asset.h

diff --git a/src/reel_closed_caption_asset.h b/src/reel_closed_caption_asset.h
index 2cf65ad82721c799e4ae6cf2df6ad3f257580d4d..405de34b2e2cff77090555a5b452a7ca3e993d0d 100644 (file)
--- a/src/reel_closed_caption_asset.h
+++ b/src/reel_closed_caption_asset.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2017 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of libdcp.
 
@@ -31,42 +31,67 @@
     files in the program, then also delete it here.
 */
 
+
 /** @file  src/reel_closed_caption_asset.h
- *  @brief ReelClosedCaptionAsset class.
+ *  @brief ReelClosedCaptionAsset class
  */
 
+
 #ifndef LIBDCP_REEL_CLOSED_CAPTION_ASSET_H
 #define LIBDCP_REEL_CLOSED_CAPTION_ASSET_H
 
+
+#include "language_tag.h"
 #include "reel_asset.h"
-#include "reel_mxf.h"
+#include "reel_file_asset.h"
 #include "subtitle_asset.h"
 
+
+struct verify_invalid_language2;
+
+
 namespace dcp {
 
-class SubtitleAsset;
 
 /** @class ReelClosedCaptionAsset
- *  @brief Part of a Reel's description which refers to a closed caption XML/MXF file.
+ *  @brief Part of a Reel's description which refers to a closed caption XML/MXF file
  */
-class ReelClosedCaptionAsset : public ReelAsset, public ReelMXF
+class ReelClosedCaptionAsset : public ReelFileAsset
 {
 public:
-       ReelClosedCaptionAsset (boost::shared_ptr<SubtitleAsset> asset, Fraction edit_rate, int64_t instrinsic_duration, int64_t entry_point);
-       explicit ReelClosedCaptionAsset (boost::shared_ptr<const cxml::Node>);
+       ReelClosedCaptionAsset (std::shared_ptr<SubtitleAsset> asset, Fraction edit_rate, int64_t intrinsic_duration, int64_t entry_point);
+       explicit ReelClosedCaptionAsset (std::shared_ptr<const cxml::Node>);
 
-       void write_to_cpl (xmlpp::Node* node, Standard standard) const;
+       std::shared_ptr<const SubtitleAsset> asset () const {
+               return asset_of_type<const SubtitleAsset>();
+       }
 
-       boost::shared_ptr<SubtitleAsset> asset () const {
-               return asset_of_type<SubtitleAsset> ();
+       std::shared_ptr<SubtitleAsset> asset () {
+               return asset_of_type<SubtitleAsset>();
        }
 
-private:
-       std::string key_type () const;
-       std::string cpl_node_name (Standard standard) const;
-       std::pair<std::string, std::string> cpl_node_namespace (Standard standard) const;
+       bool equals(std::shared_ptr<const ReelClosedCaptionAsset>, EqualityOptions const&, NoteHandler) const;
+
+       void set_language (dcp::LanguageTag l) {
+               _language = l.to_string();
+       }
+
+       void unset_language () {
+               _language = boost::optional<std::string> ();
+       }
+
+       boost::optional<std::string> language () const {
+               return _language;
+       }
+
+protected:
+       friend struct ::verify_invalid_language2;
+
+       boost::optional<std::string> _language;
 };
 
+
 }
 
+
 #endif