diff src/uk/ac/qmul/eecs/depic/daw/AutomationValue.java @ 0:3074a84ef81e

first import

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/uk/ac/qmul/eecs/depic/daw/AutomationValue.java	Wed Aug 26 16:16:53 2015 +0100
@@ -0,0 +1,97 @@
+/*  
+ 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.daw;
+
+import uk.ac.qmul.eecs.depic.patterns.Sequence;
+
+/**
+ * 
+ * This class represent a value in an Automation. An automation is a set of line envelopes and 
+ * a value represent one end of an automation line.
+ * 
+ * Therefore an automation value normally points to where the automation changes its slope.
+ * 
+ * Since an automation is a 2D graph  
+ * 
+ *
+ */
+public abstract class AutomationValue implements Comparable<AutomationValue>, Sequence.Value {
+	private float position;
+	/* ranges from 0.0 to 1.0 */
+	private float value;
+	
+	public AutomationValue(float position, float value){
+		this.position = position;
+		this.value = value;
+	}
+	
+	public void setTimePosition(float position){
+		this.position = position;
+	}
+	
+	/**
+	 * Returns the position of this automation value in milliseconds 
+	 * 
+	 * The position represents where this value is on time
+	 * 
+	 * @return the position of this automation value in milliseconds  
+	 */
+	public float getTimePosition() {
+		return position;
+	}	
+
+	public float getValue() {
+		return value;
+	}
+
+	public void setValue(float value) {
+		this.value = value;
+	}
+	
+	
+	public void setLocation(float position, float value){
+		setTimePosition(position);
+		setValue(value);
+	}
+	
+	/**
+	 * Returns the enclosing Automation. 
+	 * 
+	 * @return the enclosing Automation.
+	 */
+	public abstract Automation getAutomation();
+	
+	@Override
+	public int compareTo(AutomationValue v) {
+		if(v == null)
+			return 1;
+		if(position < v.getTimePosition())
+			return -1;
+		else if(position > v.getTimePosition())
+			return 1;
+		else 
+			return 0;
+	}
+	
+	@Override
+	public String toString(){
+		return "Automation Value. position:"+position+" value:"+value;
+	}
+	
+}