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/* |
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Copyright @ 1999-2003, The Institute for Genomic Research (TIGR). |
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All rights reserved. |
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*/ |
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/* |
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* $RCSfile: SOMExperimentHeader.java,v $ |
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* $Revision: 1.4 $ |
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* $Date: 2006/02/23 20:59:54 $ |
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* $Author: caliente $ |
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* $State: Exp $ |
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*/ |
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package org.tigr.microarray.mev.cluster.gui.impl.som; |
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|
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import java.awt.BorderLayout; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.Font; |
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import java.awt.FontMetrics; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.Insets; |
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import java.awt.RenderingHints; |
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import java.awt.image.BufferedImage; |
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|
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import javax.swing.JComponent; |
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import javax.swing.JPanel; |
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|
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import org.tigr.util.FloatMatrix; |
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|
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public class SOMExperimentHeader extends JPanel { |
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|
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private SOMVectorPanel somVectorPanel; |
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private int [][] clusters; |
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private int clusterIndex; |
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private static final String SOM_VECTOR_STRING = "SOM Vector"; |
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private Insets insets = new Insets(0, 10, 0, 0); |
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private boolean useDoubleGradient = true; |
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|
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/** |
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* Construct a <code>SOMExperimentHeader</code> with specified experiment |
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* header and codes. |
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*/ |
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public SOMExperimentHeader(JComponent expHeader, FloatMatrix codes, int [][] clusters) { |
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setLayout(new BorderLayout()); |
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setBackground(Color.white); |
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this.somVectorPanel = new SOMVectorPanel(codes); |
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this.clusters = clusters; |
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add(expHeader, BorderLayout.NORTH); |
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add(somVectorPanel, BorderLayout.SOUTH); |
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} |
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|
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/** |
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* Sets index of current cluster to view |
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*/ |
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public void setClusterIndex(int index){ |
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this.clusterIndex = index; |
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} |
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|
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/** |
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* Returns current cluster |
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*/ |
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private int [] getCluster(){ |
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return clusters[clusterIndex]; |
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} |
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|
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/** |
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* sets flag to use double or single gradient |
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* @param useDouble |
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*/ |
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private void setUseDoubleGradient(boolean useDouble) { |
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useDoubleGradient = useDouble; |
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} |
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|
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/** |
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* The component to display som vector. |
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*/ |
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private class SOMVectorPanel extends JPanel { |
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|
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private FloatMatrix codes; |
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private int cluster; |
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private float maxValue = 3f; |
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private float minValue = -3f; |
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private float midValue = 0.0f; |
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private Dimension elementSize; |
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private boolean drawBorders = true; |
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private boolean isAntiAliasing = false; |
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private Color missingColor = new Color(128, 128, 128); |
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private BufferedImage posColorImage; |
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private BufferedImage negColorImage; |
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|
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/** |
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* Constructs a <code>SOMVectorPanel</code> with specified codes. |
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*/ |
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public SOMVectorPanel(FloatMatrix codes) { |
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setBackground(Color.white); |
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this.codes = codes; |
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} |
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|
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/** |
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* Sets gradient images. |
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*/ |
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public void setColorImages(BufferedImage posColorImage, BufferedImage negColorImage) { |
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this.posColorImage = posColorImage; |
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this.negColorImage = negColorImage; |
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} |
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|
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/** |
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* Sets color for NaN values. |
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*/ |
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public void setMissingColor(Color color) { |
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this.missingColor = color; |
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} |
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|
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/** |
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* Sets current index of a cluster. |
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*/ |
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public void setCurrentCluster(int cluster) { |
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this.cluster = cluster; |
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clusterIndex = cluster; |
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} |
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|
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/** |
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* Sets the draw borders attribute. |
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*/ |
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public void setDrawBorders(boolean draw) { |
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this.drawBorders = draw; |
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} |
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|
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/** |
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* Sets the anti aliasing attribute. |
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*/ |
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public void setAntiAliasing(boolean value) { |
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this.isAntiAliasing = value; |
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} |
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|
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/** |
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* Sets left margin |
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*/ |
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public void setLeftInset(int leftMargin){ |
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insets.left = leftMargin; |
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} |
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|
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/** |
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* Sets min and max values. |
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*/ |
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public void setValues(float minValue, float maxValue) { |
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this.maxValue = maxValue; |
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this.minValue = minValue; |
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} |
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|
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public void setValues(float minValue, float midValue, float maxValue) { |
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this.maxValue = maxValue; |
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this.minValue = minValue; |
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this.midValue = midValue; |
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} |
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|
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/** |
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* Updates the component size. |
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*/ |
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public void updateSize(Dimension size) { |
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this.elementSize = new Dimension(size); |
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setFont(new Font("monospaced", Font.PLAIN, size.height)); |
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Graphics2D g = (Graphics2D)getGraphics(); |
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if (isAntiAliasing) { |
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((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF); |
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((Graphics2D)g).setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
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} |
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FontMetrics metrics = g.getFontMetrics(); |
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int strWidth = metrics.stringWidth(SOM_VECTOR_STRING)+10; |
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|
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int width = size.width*this.codes.getColumnDimension() +strWidth; |
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int height = size.height+10; |
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setSize(width, height); |
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setPreferredSize(new Dimension(width, height)); |
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} |
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|
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/** |
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* Paints the component into specified graphics. |
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*/ |
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public void paint(Graphics g) { |
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super.paint(g); |
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if(getCluster().length < 1) |
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return; |
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|
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if (isAntiAliasing) { |
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((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF); |
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((Graphics2D)g).setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
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} |
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final int samples = codes.getColumnDimension(); |
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for (int i=0; i<samples; i++) { |
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fillRectAt(g, i, getColor(codes.get(this.cluster, i))); |
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if (this.drawBorders) { |
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drawRectAt(g, i, Color.black); |
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} |
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} |
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g.setColor(Color.black); |
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g.drawString(SOM_VECTOR_STRING, elementSize.width*samples+10 + insets.left, elementSize.height); |
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} |
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|
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/** |
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* Fill in rect for the specified sample. |
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*/ |
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private void fillRectAt(Graphics g, int sample, Color color) { |
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g.setColor(color); |
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g.fillRect(sample*elementSize.width + insets.left, 0, elementSize.width, elementSize.height); |
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} |
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|
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/** |
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* Draw rect for the specified sample. |
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*/ |
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private void drawRectAt(Graphics g, int sample, Color color) { |
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g.setColor(color); |
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g.drawRect(sample*elementSize.width + insets.left, 0, elementSize.width-1, elementSize.height-1); |
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} |
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|
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/** |
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* Calculates color for passed value. |
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*/ |
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private Color getColor(float value) { |
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if (Float.isNaN(value)) { |
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return missingColor; |
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} |
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|
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float maximum; |
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int colorIndex, rgb; |
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|
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if(useDoubleGradient) { |
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maximum = value < midValue ? this.minValue : this.maxValue; |
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colorIndex = (int) (255 * (value-midValue) / (maximum - midValue)); |
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colorIndex = colorIndex > 255 ? 255 : colorIndex; |
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rgb = value < midValue ? negColorImage.getRGB(255 - colorIndex, 0) |
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: posColorImage.getRGB(colorIndex, 0); |
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} else { |
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float span = this.maxValue - this.minValue; |
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if(value <= minValue) |
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colorIndex = 0; |
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else if(value >= maxValue) |
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colorIndex = 255; |
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else |
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colorIndex = (int)(((value - this.minValue)/span) * 255); |
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|
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rgb = posColorImage.getRGB(colorIndex,0); |
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} |
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return new Color(rgb); |
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} |
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|
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} |
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|
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/** |
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* Updates the viewer size. |
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*/ |
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public void updateSize(Dimension size) { |
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somVectorPanel.updateSize(size); |
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} |
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|
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/** |
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* Sets the current index of a cluster. |
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*/ |
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public void setCurrentCluster(int cluster) { |
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somVectorPanel.setCurrentCluster(cluster); |
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} |
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|
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/** |
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* Sets the draw borders attribute. |
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*/ |
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public void setDrawBorders(boolean draw) { |
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somVectorPanel.setDrawBorders(draw); |
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} |
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|
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/** |
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* Sets min and max values. |
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*/ |
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public void setValues(float minValue, float maxValue) { |
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somVectorPanel.setValues(minValue, maxValue); |
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} |
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|
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/** |
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* Sets min, mid, and max values. |
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*/ |
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public void setValues(float minValue, float midValue, float maxValue) { |
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somVectorPanel.setValues(minValue, midValue, maxValue); |
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} |
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|
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/** |
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* Sets gradient images. |
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*/ |
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public void setColorImages(BufferedImage posColorImage, BufferedImage negColorImage) { |
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somVectorPanel.setColorImages(posColorImage, negColorImage); |
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} |
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26 Feb 07 |
jari |
290 |
|
2 |
26 Feb 07 |
jari |
291 |
/** |
2 |
26 Feb 07 |
jari |
* Sets color for NaN values. |
2 |
26 Feb 07 |
jari |
293 |
*/ |
2 |
26 Feb 07 |
jari |
294 |
public void setMissingColor(Color color) { |
2 |
26 Feb 07 |
jari |
295 |
somVectorPanel.setMissingColor(color); |
2 |
26 Feb 07 |
jari |
296 |
} |
2 |
26 Feb 07 |
jari |
297 |
|
2 |
26 Feb 07 |
jari |
298 |
/** |
2 |
26 Feb 07 |
jari |
* Sets the anti aliasing attribute. |
2 |
26 Feb 07 |
jari |
300 |
*/ |
2 |
26 Feb 07 |
jari |
301 |
public void setAntiAliasing(boolean value) { |
2 |
26 Feb 07 |
jari |
302 |
somVectorPanel.setAntiAliasing(value); |
2 |
26 Feb 07 |
jari |
303 |
} |
2 |
26 Feb 07 |
jari |
304 |
} |