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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: HCLAnnotationBar.java,v $ |
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* $Revision: 1.5 $ |
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* $Date: 2006/03/24 15:50:40 $ |
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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.Rectangle; |
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import java.awt.RenderingHints; |
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|
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import javax.swing.JPanel; |
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|
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import org.tigr.microarray.mev.cluster.gui.IData; |
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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 HCLAnnotationBar extends JPanel { |
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|
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private IData data; |
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private int[] rowsOrder; |
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private boolean isAntiAliasing = true; |
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private int elementHeight = 5; |
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private int maxUniqueIDWidth, maxGeneNameWidth; |
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|
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/** |
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* Constructs a <code>HCLAnnotationBar</code>. |
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*/ |
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public HCLAnnotationBar(int[] rowsOrder) { |
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this.rowsOrder = rowsOrder; |
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setBackground(Color.white); |
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setSizes(10, 10); |
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} |
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|
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/** |
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* Paints the bar 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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|
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Rectangle bounds = g.getClipBounds(); |
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final int top = getTopIndex(bounds.y); |
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final int bottom = getBottomIndex(bounds.y+bounds.height, this.rowsOrder.length); |
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|
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g.setColor(Color.black); |
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int uniqX = 10; |
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int nameX = uniqX+10+this.maxUniqueIDWidth; |
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int annY; |
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for (int row=top; row<bottom; row++) { |
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annY = (row+1)*this.elementHeight; |
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g.drawString(data.getUniqueId(this.rowsOrder[row]), uniqX, annY); |
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g.drawString(data.getGeneName(this.rowsOrder[row]), nameX, annY); |
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} |
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} |
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|
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private int getTopIndex(int top) { |
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if (top < 0) { |
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return 0; |
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} |
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return top/this.elementHeight; |
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} |
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|
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private int getBottomIndex(int bottom, int limit) { |
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if (bottom < 0) { |
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return 0; |
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} |
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int result = bottom/this.elementHeight+1; |
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return result > limit ? limit : result; |
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} |
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|
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/** |
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* Updates its attributies when the viewer was selected. |
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*/ |
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public void onSelected(IFramework framework) { |
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this.data = framework.getData(); |
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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 its attributies when 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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* 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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setFont(new Font("monospaced", Font.PLAIN, height)); |
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} |
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|
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/** |
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* Updates the bar sizes. |
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*/ |
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private void updateSize() { |
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Graphics2D g = (Graphics2D)getGraphics(); |
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this.maxGeneNameWidth = getMaxWidth(g, true); |
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this.maxUniqueIDWidth = getMaxWidth(g, false); |
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int width = 20+this.maxGeneNameWidth+this.maxUniqueIDWidth; |
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int height = this.elementHeight*this.rowsOrder.length+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 annotation width. |
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*/ |
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private int getMaxWidth(Graphics2D g, boolean genename) { |
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if (g == null || this.data == 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.data.getFeaturesSize(); |
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for (int i=0; i<size; i++) { |
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str = genename ? this.data.getGeneName(i) : this.data.getUniqueId(i); |
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max = Math.max(max, fm.stringWidth(str)); |
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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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} |