Grids in java

draw Grids in java graphics

Code:

import java.awt.*;
import java.awt.event.*;

class Grids extends Canvas {
  int width, height, rows, columns;
 
  Grids(int w, int h, int r, int c) {
    setSize(width = w, height = h);
    rows = r;
    columns = c;
  }
    public void paint(Graphics g) {
    int k;
    width = getSize().width;
    height = getSize().height;

    int htOfRow = height / (rows);
    for (k = 0; k < rows; k++)
      g.drawLine(0, k * htOfRow , width, k * htOfRow );

    int wdOfRow = width / (columns);
    for (k = 0; k < columns; k++)
      g.drawLine(k*wdOfRow , 0, k*wdOfRow , height);
  }
}
public class DrawGrids extends Frame {
  DrawGrids(String title, int w, int h, int rows, int columns) {
    setTitle(title);
    Grids grid = new Grids(w, h, rows, columns);
    add(grid);
}
public static void main(String[] args) {
    new DrawGrids("Draw Grids", 200, 200, 2, 10).setVisible(true);
  }
} 

Attachments:

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M. S. Rakha, Ph.D.
Queen's University
Canada

Author: DrRakha
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