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/* |
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Copyright @ 1999-2004, 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: HCLColorBar.java,v $ |
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* $Revision: 1.8 $ |
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* $Date: 2006/04/10 18:41:36 $ |
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* $Author: eleanorahowe $ |
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* $State: Exp $ |
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*/ |
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package org.tigr.microarray.mev.cluster.gui.impl.hcl; |
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|
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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.RenderingHints; |
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import java.util.ArrayList; |
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import javax.swing.JPanel; |
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|
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import org.tigr.microarray.mev.cluster.gui.IDisplayMenu; |
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import org.tigr.microarray.mev.cluster.gui.IFramework; |
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|
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public class HCLColorBar extends JPanel { |
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private static final int BAR_WIDTH = 10; |
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|
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private ArrayList clusters; |
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private int featuresSize; |
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private boolean isAntiAliasing = true; |
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private int elementHeight = 5; |
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|
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/** |
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* Constructs a <code>HCLColorBar</code> for specified hcl clusters. |
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*/ |
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public HCLColorBar(ArrayList clusters, int featuresSize) { |
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setBackground(Color.white); |
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setFont(new Font("monospaced",Font.PLAIN, 20)); |
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this.clusters = clusters; |
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this.featuresSize = featuresSize; |
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} |
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|
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//EH additions for XMLEncoding/Decoding |
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public HCLColorBar() { |
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setBackground(Color.white); |
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setFont(new Font("monospaced",Font.PLAIN, 20)); |
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} |
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public ArrayList getClusters(){return clusters;} |
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public int getFeaturesSize(){return featuresSize;} |
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public void setClusters(ArrayList a) {this.clusters = a;} |
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public void setFeaturesSize(int fs) {this.featuresSize = fs;} |
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//EH end additions |
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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 (this.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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HCLCluster cluster; |
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int x = 10, y, size; |
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final int COUNT_CLUSTERS = this.clusters.size(); |
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for (int i=0; i<COUNT_CLUSTERS; i++) { |
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cluster = (HCLCluster)this.clusters.get(i); |
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y = cluster.firstElem*this.elementHeight+this.elementHeight/2; |
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size = (cluster.lastElem-cluster.firstElem)*this.elementHeight; |
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g.setColor(cluster.color); |
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g.fillRect(x, y, x+BAR_WIDTH, size); |
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if (cluster.text != null) { |
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g.drawString(cluster.text, x+BAR_WIDTH+10, y+size/2+7); |
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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 attributies when component was selected by the framework. |
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*/ |
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public void onSelected(IFramework framework) { |
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IDisplayMenu menu = framework.getDisplayMenu(); |
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this.isAntiAliasing = menu.isAntiAliasing(); |
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setElementHeight(menu.getElementSize().height); |
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updateSize(); |
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} |
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|
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/** |
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* Updates attributies, if the framework display menu was changed. |
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*/ |
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public void onMenuChanged(IDisplayMenu menu) { |
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if (this.elementHeight == menu.getElementSize().height && |
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this.isAntiAliasing == menu.isAntiAliasing()) { |
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return; |
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} |
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this.isAntiAliasing = menu.isAntiAliasing(); |
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setElementHeight(menu.getElementSize().height); |
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updateSize(); |
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} |
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|
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/** |
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* Updates the component when clusters were changed. |
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*/ |
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public void onClustersChanged(ArrayList clusters) { |
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this.clusters = clusters; |
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updateSize(); |
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repaint(); |
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} |
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/** |
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* Sets a new element height. |
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*/ |
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private void setElementHeight(int height) { |
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this.elementHeight = height; |
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} |
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|
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/** |
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* Updates the component sizes. |
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*/ |
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private void updateSize() { |
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Graphics2D g = (Graphics2D)getGraphics(); |
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int width = 10+BAR_WIDTH+10+getMaxWidth(g); |
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int height = this.elementHeight*this.featuresSize+1; |
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setSizes(width, height); |
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} |
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|
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/** |
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* Calculates max description width. |
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*/ |
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private int getMaxWidth(Graphics2D g) { |
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if (g == null || this.clusters == null) { |
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return 0; |
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} |
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if (this.isAntiAliasing) { |
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g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF); |
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g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
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} |
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FontMetrics fm = g.getFontMetrics(); |
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int max = 0; |
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String str; |
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final int size = this.clusters.size(); |
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HCLCluster cluster; |
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for (int i=0; i<size; i++) { |
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cluster = (HCLCluster)this.clusters.get(i); |
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if (cluster != null) { |
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str = cluster.text == null ? "" : cluster.text; |
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max = Math.max(max, fm.stringWidth(str)); |
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} |
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} |
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return max; |
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} |
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|
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/** |
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* Sets the component sizes. |
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*/ |
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private void setSizes(int width, int height) { |
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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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} |