MEMBUAT GRADASI WARNA DENGAN JAVA

Source Code:

import java.awt.*;

import javax.swing.*;

class GradasiWarna extends JFrame {

    public GradasiWarna() {

    }

   

    public static void main(String[] args) {

        GradasiWarna frm = new GradasiWarna();

        frm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        frm.setTitle("Gradasi Warna");

        frm.setSize(300, 300);

        frm.show();

    }

    public void paint(Graphics g) {

    

        g.setColor(Color.white);

        g.fillRect(0, 0, size().width, size().height);

        float color;

        int i;

        int lebar = size().width;

    

        for (i = 0; i < lebar; i++) {

            color = i * (float) 255 / lebar;

            g.setColor(new Color(0, 255, (int) color));

            g.drawLine(i, 40, i, 60);

         

            g.setColor(new Color((int) color, 0, 0));

            g.drawLine(i, 70, i, 90 );

         

            g.setColor(new Color(0, (int) color, 0));

            g.drawLine(i, 95, i, 115);

           

            g.setColor(new Color(0, 0, (int) color));

            g.drawLine(i, 120, i, 140);

        }

        for (i = 0; i < lebar; i++) {

            color = (float) i / lebar;

            g.setColor(Color.getHSBColor(color, 1.0f, 1.0f));

            g.drawLine(i, 150, i, 220);

            g.setColor(Color.getHSBColor(color,1.0f,color));

            g.drawLine(i, 225, i, 275);

        }

    }

}

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