Unicode: test layout : Code Unicode « Development Class « Java

1. Java
2. Development Class
3. Code Unicode

Unicode: test layout

     

import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsEnvironment;
import java.awt.Insets;
import java.awt.font.FontRenderContext;
import java.awt.font.LineBreakMeasurer;
import java.awt.font.TextAttribute;
import java.awt.font.TextLayout;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;

import javax.swing.JFrame;

public class TextLayoutDemo extends JFrame {

  String davidMessage = "David says, \"\u05E9\u05DC\u05D5\u05DD \u05E2\u05D5\u05DC\u05DD\" ";

  String andyMessage = "Andy also says, \"\u05E9\u05DC\u05D5\u05DD \u05E2\u05D5\u05DC\u05DD\" ";

  String textMessage = davidMessage + andyMessage + davidMessage + andyMessage + davidMessage
      + andyMessage + davidMessage + andyMessage + davidMessage + andyMessage + davidMessage
      + andyMessage + davidMessage + andyMessage + davidMessage + andyMessage;

  public TextLayoutDemo() {
    super("TextLayoutDemo");
  }

  public void paint(Graphics g) {
    Graphics2D graphics2D = (Graphics2D) g;
    GraphicsEnvironment.getLocalGraphicsEnvironment();
    Font font = new Font("LucidaSans", Font.PLAIN, 14);
    AttributedString messageAS = new AttributedString(textMessage);
    messageAS.addAttribute(TextAttribute.FONT, font);
    AttributedCharacterIterator messageIterator = messageAS.getIterator();
    FontRenderContext messageFRC = graphics2D.getFontRenderContext();
    LineBreakMeasurer messageLBM = new LineBreakMeasurer(messageIterator, messageFRC);

    Insets insets = getInsets();
    float wrappingWidth = getSize().width - insets.left - insets.right;
    float x = insets.left;
    float y = insets.top;

    while (messageLBM.getPosition() < messageIterator.getEndIndex()) {
      TextLayout textLayout = messageLBM.nextLayout(wrappingWidth);
      y += textLayout.getAscent();
      textLayout.draw(graphics2D, x, y);
      y += textLayout.getDescent() + textLayout.getLeading();
      x = insets.left;
    }
  }

  public static void main(String[] args) {
    JFrame frame = new TextLayoutDemo();
    frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
    frame.pack();
    frame.setVisible(true);
  }
}

           
         
    
    
    
    
  

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