From e190d38057892b69246391841b234a368bc2b4ad Mon Sep 17 00:00:00 2001
From: deva <deva>
Date: Tue, 1 Mar 2011 19:19:02 +0000
Subject: MAJOR rewrite of the internals. New input/output 'plugin' system.
 Still a lot missing.

---
 src/rangemap.h | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 src/rangemap.h

(limited to 'src/rangemap.h')

diff --git a/src/rangemap.h b/src/rangemap.h
new file mode 100644
index 0000000..d863052
--- /dev/null
+++ b/src/rangemap.h
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            rangemap.h
+ *
+ *  Wed Sep 22 19:17:49 CEST 2010
+ *  Copyright 2010 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  DrumGizmo is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_RANGEMAP_H__
+#define __DRUMGIZMO_RANGEMAP_H__
+
+#include <vector>
+#include <map>
+
+template<typename T1, typename T2> 
+class RangeMap {
+public:
+  void insert(T1 from, T1 to, T2 value);
+  std::vector<T2> get(T1 from, T1 to);
+  std::vector<T2> get(T1 at);
+
+private:
+  std::multimap<std::pair<T1, T1>, T2> values;
+};
+
+template<typename T1, typename T2>
+void RangeMap<T1, T2>::insert(T1 from, T1 to, T2 value)
+{
+  if(from < to) values.insert(std::make_pair(std::make_pair(from, to), value));
+  else values.insert(std::make_pair(std::make_pair(to, from), value));
+}
+
+template<typename T1, typename T2> 
+std::vector<T2> RangeMap<T1, T2>::get(T1 from, T1 to)
+{
+  std::vector<T2> res;
+
+  typename std::multimap<std::pair<T1, T1>, T2>::iterator i = values.begin();
+  while(i != values.end()) {
+    T1 a = i->first.first;
+    T1 b = i->first.second;
+    if(
+       (from >= a && to <= b) || // inside
+       (from <= a && to >= b) || // containing
+       (from <= a && to >= a && to <= b) || // overlapping lower
+       (from >= a && from <= b && to >= b)  // overlapping upper
+       )
+      res.push_back(i->second);
+    i++;
+  }
+
+  return res;
+}
+
+template<typename T1, typename T2> 
+std::vector<T2> RangeMap<T1, T2>::get(T1 at)
+{
+  std::vector<T2> res;
+
+  typename std::multimap<std::pair<T1, T1>, T2>::iterator i = values.begin();
+  while(i != values.end()) {
+    T1 a = i->first.first;
+    T1 b = i->first.second;
+    if(at >= a && at <= b)
+      res.push_back(i->second);
+    i++;
+  }
+
+  return res;
+}
+
+
+#endif/*__DRUMGIZMO_RANGEMAP_H__*/
-- 
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