new FontRenderContext(AffineTransform tx, boolean isAntiAliased, boolean usesFractionalMetrics) : FontRenderContext « java.awt.font « Java by API

1. Java by API
2. java.awt.font
3. FontRenderContext

new FontRenderContext(AffineTransform tx, boolean isAntiAliased, boolean usesFractionalMetrics)

  

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
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.TextLayout;
import java.awt.geom.AffineTransform;

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

public class Main extends JFrame {
  public Main() {
    getContentPane().add(new DrawingCanvas());
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    setSize(500, 500);
    setVisible(true);
  }

  public static void main(String arg[]) {
    new Main();
  }
}

class DrawingCanvas extends JPanel {
  Font font = new Font("Dialog", Font.BOLD, 40);
  FontMetrics fontMetrics;

  DrawingCanvas() {
    setSize(300, 300);
    setBackground(Color.white);
    fontMetrics = getFontMetrics(font);
  }

  public void paint(Graphics g) {
    Graphics2D g2D = (Graphics2D) g;
    int w = getSize().width;
    int h = getSize().height;

    RenderingHints qualityHints = new RenderingHints(
        RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    qualityHints.put(RenderingHints.KEY_RENDERING,
        RenderingHints.VALUE_RENDER_QUALITY);
    g2D.setRenderingHints(qualityHints);

    AffineTransform at = new AffineTransform();
    at.setToTranslation(-300, -400);
    at.shear(-0.5, 0.0);
    FontRenderContext frc = new FontRenderContext(at, false, false);
    TextLayout tl = new TextLayout("World!", font, frc);
    Shape outline = tl.getOutline(null);
    g2D.setColor(Color.blue);

    BasicStroke wideStroke = new BasicStroke(2.0f);
    g2D.setStroke(wideStroke);
    g2D.draw(outline);

  }
}

   
    
  

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