Initial code check in continued

src/spectrum/WaterfallColorModel.java

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+/*******************************************************************************
+ *     SDR Trunk 
+ *     Copyright (C) 2014 Dennis Sheirer
+ * 
+ *     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 spectrum;
+
+import java.awt.image.IndexColorModel;
+
+
+public class WaterfallColorModel
+{
+	public static IndexColorModel getDefaultColorModel()
+	{
+		int bitDepth = 8;
+		int indexSize = 256;
+		
+		byte[] red = new byte[ indexSize ];
+		byte[] green = new byte[ indexSize ];
+		byte[] blue = new byte[ indexSize ];
+
+		//Background noise
+		for( int x = 0; x < 16; x++ ) //Blue
+		{
+			red[ x ] = (byte)0;
+
+			green[ x ] = (byte)0;
+
+			blue[ x ] = (byte)127;
+		}
+
+		for( int x = 16; x < 32; x++ ) //Blue
+		{
+			red[ x ] = (byte)0;
+
+			green[ x ] = (byte)0;
+
+			blue[ x ] = (byte)191;
+		}
+
+		int r = 0;
+		int g = 0;
+		int b = 191;
+
+		for( int x = 32; x < 60; x++ )
+		{
+			red[ x ] = (byte)r;
+			r += 9;
+
+			green[ x ] = (byte)g;
+			g += 9;
+
+			blue[ x ] = (byte)b;
+			b -= 6;
+		}
+
+		r = 255;
+		g = 255;
+		b = 0;
+		
+		for( int x = 60; x < 188; x++ ) //Yellow
+		{
+			red[ x ] = (byte)r;
+
+			green[ x ] = (byte)g;
+			g -= 2;
+
+			blue[ x ] = (byte)b;
+		}
+
+		for( int x = 188; x < 256; x++ ) //Red
+		{
+			red[ x ] = (byte)255;
+
+			green[ x ] = (byte)0;
+
+			blue[ x ] = (byte)0;
+		}
+		
+		return new IndexColorModel( bitDepth, indexSize, red, green, blue );
+	}
+}