StringGraidentPaint.java Source code

Introduction

Here is the source code for StringGraidentPaint.java

Source

import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;

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

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

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

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;

        g2D.setFont(font);
        GradientPaint gp = new GradientPaint(30.0f, 50.0f, Color.blue, fontMetrics.stringWidth("Hello!"),
                fontMetrics.getHeight(), Color.red);
        g2D.setPaint(gp);
        g2D.drawString("Hello!", 20, 200);

    }
}