java Break Line for text
Tue Nov 11, 2008 8:22 pm
java Break Line for text
- Code:
import java.awt.*;
import java.text.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.font.*;
import java.util.Hashtable;
public class LineBreakExample extends JPanel {
private LineBreakMeasurer lineBreakMeasurer;
private int start, end;
private static Hashtable hash = new Hashtable();
private static AttributedString attributedString = new AttributedString(
"Java is an Object Oriented Programming Language which has "
+ " an extensive class library available in the core language packages.
Java "+ "was designed with networking in mind and comes with many classes "
+" to develop sophisticated Internet communications. ",
hash);
public LineBreakExample() {
AttributedCharacterIterator attributedCharacterIterator =
attributedString.getIterator();
start = attributedCharacterIterator.getBeginIndex();
end = attributedCharacterIterator.getEndIndex();
lineBreakMeasurer = new LineBreakMeasurer(attributedCharacterIterator,
new FontRenderContext(null, false, false));
}
public void paintComponent(Graphics g) {
Graphics2D graphics2D = (Graphics2D) g;
Dimension size = getSize();
float width = (float) size.width;
float X, Y = 0;
lineBreakMeasurer.setPosition(start);
while (lineBreakMeasurer.getPosition() < end) {
TextLayout textLayout = lineBreakMeasurer.nextLayout(width);
Y += textLayout.getAscent();
X = 0;
textLayout.draw(graphics2D, X, Y);
Y += textLayout.getDescent() + textLayout.getLeading();
}
}
public static void main(String[] args) {
JFrame frame = new JFrame("Show Line Break");
LineBreakExample controller = new LineBreakExample();
frame.getContentPane().add(controller,"Center");
frame.setSize(new Dimension(200, 200));
frame.show();
}
}
- Attachments
-
- line breaks in java
- lineBreak.gif (4.96 KiB) Viewed 10397 times
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