diff src/uk/ac/qmul/eecs/depic/patterns/Range.java @ 0:3074a84ef81e

first import

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/uk/ac/qmul/eecs/depic/patterns/Range.java	Wed Aug 26 16:16:53 2015 +0100
@@ -0,0 +1,87 @@
+/*  
+ Cross-Modal DAW Prototype - Prototype of a simple Cross-Modal Digital Audio Workstation.
+
+ Copyright (C) 2015  Queen Mary University of London (http://depic.eecs.qmul.ac.uk/)
+	
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package uk.ac.qmul.eecs.depic.patterns;
+
+/**
+ * 
+ * Immutable class containing two comparable number which represent the start and the end of a range.
+ *
+ * @param <T> 
+ */
+ public class Range<T extends Number & Comparable<T> > {	
+		protected T start;
+		protected T end;
+		
+		public Range(T t1, T t2){
+			if(t1.compareTo(t2) < 1){
+				start = t1;
+				end = t2;
+			}else{
+				start = t2;
+				end = t1;
+			}
+		}
+		
+		/**
+		 * Creates a new instance by comparing {@code mm1} and {@code mm2}.
+		 * 
+		 * The minimum of this object will be the minimum value between {@code mm1.getMin()} and {@code mm2.getMin()}.
+		 * The maximum of this object will be the maximum value between {@code mm1.getMax()} and {@code mm2.getMax()}.
+		 *  
+		 * @param r1 the former Range whose min and max are to be compared
+		 * @param r2 the latter Range whose min and max are to be compared
+		 */
+		public Range(Range<T> r1, Range<T> r2){
+			if(r1.getStart().compareTo(r2.getStart()) < 0){ // if the minimum of mm1 is less than the minimum of mm2
+				start = r1.getStart();						  //   then min is the minimum of mm1
+			}else{										  // else
+				start = r2.getStart();						  //   min is the minimum of mm2
+			}
+			
+			if(r1.getEnd().compareTo(r2.getEnd()) > 0){ // if the maximum of mm1 is greater than the maximum of mm2
+				end = r1.getEnd();						  //   then max is the maximum of mm1
+			}else{										  // else
+				end = r2.getEnd();						  //   max is the maximum of mm2
+			}
+		}
+		
+		protected Range(){
+			// empty range 
+		}
+		
+		public T getStart() {
+			return start;
+		}
+		public T getEnd() {
+			return end;
+		}
+		
+		public float lenght(){
+			return getEnd().floatValue() - getStart().floatValue();
+		}
+		
+		@Override
+		public String toString(){
+			return "Range ["+ getStart()+","+getEnd()+"]";
+		}
+		
+		public static final Range<Float> NORMALIZED_RANGE_F = new Range<>(0.0f,1.0f);
+		public static final Range<Double> NORMALIZED_RANGE_D = new Range<>(0.0,1.0);
+	}
+