Rotate a line of character (String)

   

import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.font.FontRenderContext;
import java.awt.font.GlyphVector;
import java.awt.geom.AffineTransform;
import java.awt.geom.Point2D;

import javax.swing.JFrame;
import javax.swing.JPanel;

public class RotatedText extends JPanel {

  public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "111111111111111111111111111111";

    Font font = new Font("Courier", Font.PLAIN, 12);
    g2d.translate(20, 20);

    FontRenderContext frc = g2d.getFontRenderContext();

    GlyphVector gv = font.createGlyphVector(frc, s);
    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
      Point2D p = gv.getGlyphPosition(i);
      AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
      at.rotate((double) i / (double) (length - 1) * Math.PI / 3);

      Shape glyph = gv.getGlyphOutline(i);
      Shape transformedGlyph = at.createTransformedShape(glyph);
      g2d.fill(transformedGlyph);
    }
  }

  public static void main(String[] args) {
    JFrame frame = new JFrame("Rotated text");
    frame.add(new RotatedText());
    frame.setSize(400, 300);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
  }
}

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Rotate a line of character (String) : Text « 2D Graphics GUI « Java

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