Add and use SPL::swap().

[dcpomatic.git] / src / lib / spl.h

diff --git a/src/lib/spl.h b/src/lib/spl.h
index a0b754f04acd72b3f3229dd6fc41e8ee06d1d2a3..d7c746d1e39d1121bdbfdd3886682d4d05aa7d1e 100644 (file)
--- a/src/lib/spl.h
+++ b/src/lib/spl.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2018 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2018-2020 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -18,16 +18,35 @@
 
 */
 
+
 #ifndef DCPOMATIC_SPL_H
 #define DCPOMATIC_SPL_H
 
+
 #include "spl_entry.h"
+#include <dcp/util.h>
+#include <boost/signals2.hpp>
+#include <algorithm>
+
 
 class ContentStore;
 
+
 class SPL
 {
 public:
+       SPL ()
+               : _id (dcp::make_uuid())
+               , _missing (false)
+       {}
+
+       SPL (std::string name)
+               : _id (dcp::make_uuid())
+               , _name (name)
+               , _missing (false)
+       {}
+
+
        void add (SPLEntry e) {
                _spl.push_back (e);
        }
@@ -46,18 +65,58 @@ public:
 
        SPLEntry const & operator[] (std::size_t index) const {
                return _spl[index];
+       void swap(size_t a, size_t b) {
+               std::iter_swap(_spl.begin() + a, _spl.begin() + b);
        }
 
-       bool read (boost::filesystem::path path, ContentStore* store);
+       void read (boost::filesystem::path path, ContentStore* store);
        void write (boost::filesystem::path path) const;
 
+       std::string id () const {
+               return _id;
+       }
+
        std::string name () const {
                return _name;
        }
 
+       void set_name (std::string name) {
+               _name = name;
+       }
+
+       bool missing () const {
+               return _missing;
+       }
+
 private:
+       std::string _id;
        std::string _name;
        std::vector<SPLEntry> _spl;
+       /** true if any content was missing when read() was last called on this SPL */
+       bool _missing;
+};
+
+
+class SignalSPL : public SPL
+{
+public:
+       enum class Change {
+               NAME,
+               CONTENT,
+       };
+
+       SignalSPL () {}
+
+       SignalSPL (std::string name)
+               : SPL (name)
+       {}
+
+       void set_name (std::string name) {
+               SPL::set_name (name);
+               Changed(Change::NAME);
+       }
+
+       boost::signals2::signal<void (Change)> Changed;
 };
 
 #endif