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/**
* Title: ProAlign<p>
* Description: <p>
* Copyright: Copyright (c) Ari Loytynoja<p>
* License: GNU GENERAL PUBLIC LICENSE<p>
* @see http://www.gnu.org/copyleft/gpl.html
* Company: ULB<p>
* @author Ari Loytynoja
* @version 1.0
*/
package proalign;
import java.awt.Toolkit;
import java.awt.Graphics;
import java.awt.Dimension;
import java.awt.Color;
import java.awt.Font;
import java.awt.Rectangle;
import javax.swing.JComponent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseListener;
public class Rule extends JComponent {
int rulerHeight = 15;
private int increment;
private int startPosition;
private int units;
Rule rule;
ResultWindow parent;
public Rule(ResultWindow rw) {
rule = this;
parent = rw;
addMouseListener(new MiceListener());
}
public void setIncrement(int columnWidth, int startPosition) {
increment = columnWidth;
this.startPosition = startPosition;
units = 10*columnWidth;
}
public void setPreferredWidth(int pw) {
setPreferredSize(new Dimension(pw,rulerHeight));
}
public void paintComponent(Graphics g) {
Rectangle drawHere = g.getClipBounds();
// Fill clipping area
g.setColor(Color.white);
g.fillRect(drawHere.x, drawHere.y, drawHere.width, drawHere.height);
// Do the ruler labels in a small font
g.setFont(new Font(ProAlign.paFontName, Font.PLAIN, ProAlign.paFontSize-2));
g.setColor(Color.black);
// Some vars we need.
int tickLength = 0;
String text = null;
// Use clipping bounds to calculate first tick and last tick location.
int start = (drawHere.x / increment) * increment;
int end = (((drawHere.x + drawHere.width) / increment) + 1) * increment;
// Make a special case of 0 to display the number
// within the rule and draw a units label.
if (start == 0) {
text = Integer.toString(0);
tickLength = 3;
g.drawLine(0, rulerHeight-1, 0, rulerHeight-tickLength-1);
start = increment;
}
// ticks and labels
for (int i = start; i < end; i += increment) {
if (i % units == 0) {
tickLength = 3;
text = Integer.toString(i/increment);
} else {
tickLength = 1;
text = null;
}
if (tickLength != 0) {
g.drawLine(i, rulerHeight-1, i, rulerHeight-tickLength-1);
if (text != null)
g.drawString(text, i-10, 10);
}
}
}
// A click on a site will include/exclude that character.
//
class MiceListener extends MouseAdapter {
public void mouseClicked(MouseEvent e) {
int x = e.getX();
int y = e.getY();
if(e.isShiftDown()) {
parent.seqcont.updateStableSites(x,y,true);
} else {
parent.seqcont.updateStableSites(x,y,false);
}
}
}
}
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