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asyncTaskCollection.h
00001 // Filename: asyncTaskCollection.h
00002 // Created by:  drose (16Sep08)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef ASYNCTASKCOLLECTION_H
00016 #define ASYNCTASKCOLLECTION_H
00017 
00018 #include "pandabase.h"
00019 #include "pointerToArray.h"
00020 #include "asyncTask.h"
00021 
00022 ////////////////////////////////////////////////////////////////////
00023 //       Class : AsyncTaskCollection
00024 // Description : A list of tasks, for instance as returned by some of
00025 //               the AsyncTaskManager query functions.  This also
00026 //               serves to define an AsyncTaskSequence.
00027 //
00028 //               TODO: None of this is thread-safe yet.
00029 ////////////////////////////////////////////////////////////////////
00030 class EXPCL_PANDA_PGRAPH AsyncTaskCollection {
00031 PUBLISHED:
00032   AsyncTaskCollection();
00033   AsyncTaskCollection(const AsyncTaskCollection &copy);
00034   void operator = (const AsyncTaskCollection &copy);
00035   INLINE ~AsyncTaskCollection();
00036 
00037   void add_task(AsyncTask *task);
00038   bool remove_task(AsyncTask *task);
00039   void add_tasks_from(const AsyncTaskCollection &other);
00040   void remove_tasks_from(const AsyncTaskCollection &other);
00041   void remove_duplicate_tasks();
00042   bool has_task(AsyncTask *task) const;
00043   void clear();
00044 
00045   AsyncTask *find_task(const string &name) const;
00046 
00047   int get_num_tasks() const;
00048   AsyncTask *get_task(int index) const;
00049   MAKE_SEQ(get_tasks, get_num_tasks, get_task);
00050   void remove_task(int index);
00051   AsyncTask *operator [] (int index) const;
00052   int size() const;
00053   INLINE void operator += (const AsyncTaskCollection &other);
00054   INLINE AsyncTaskCollection operator + (const AsyncTaskCollection &other) const;
00055 
00056   void output(ostream &out) const;
00057   void write(ostream &out, int indent_level = 0) const;
00058 
00059 private:
00060   typedef PTA(PT(AsyncTask)) AsyncTasks;
00061   AsyncTasks _tasks;
00062 };
00063 
00064 INLINE ostream &operator << (ostream &out, const AsyncTaskCollection &col) {
00065   col.output(out);
00066   return out;
00067 }
00068 
00069 #include "asyncTaskCollection.I"
00070 
00071 #endif
00072 
00073 
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