Displaying Graphics in Applet
java.awt.Graphics
class provides many methods for graphics programming.
Commonly used methods of Graphics
class:
1.
public
abstract void drawString(String str, int x, int y): is used to draw the specified string.
2.
public
void drawRect(int x, int y, int width, int height): draws a rectangle with the specified width and height.
3.
public
abstract void fillRect(int x, int y, int width, int height): is used to fill rectangle with the default color and
specified width and height.
4.
public
abstract void drawOval(int x, int y, int width, int height): is used to draw oval with the specified width and
height.
5.
public
abstract void fillOval(int x, int y, int width, int height): is used to fill oval with the default color and
specified width and height.
6.
public
abstract void drawLine(int x1, int y1, int x2, int y2): is used to draw line between the points(x1, y1) and
(x2, y2).
7. public
abstract boolean drawImage(Image img, int x, int y, ImageObserver observer): is used draw the specified image.
8. public
abstract void drawArc(int x, int y, int width, int height, int startAngle, int
arcAngle): is used draw a circular or
elliptical arc.
9. public
abstract void fillArc(int x, int y, int width, int height, int startAngle, int
arcAngle): is used to fill a circular or
elliptical arc.
10. public
abstract void setColor(Color c): is
used to set the graphics current color to the specified color.
11. public
abstract void setFont(Font font): is
used to set the graphics current font to the specified font.
Example of Graphics in applet:
import java.applet.Applet;
import java.awt.*;
public class GraphicsDemo extends Applet{
public void paint(Graphics g){
g.setColor(Color.red);
g.drawString("Welcome",50, 50);
g.drawLine(20,30,20,300);
g.drawRect(70,100,30,30);
g.fillRect(170,100,30,30);
g.drawOval(70,200,30,30);
g.setColor(Color.pink);
g.fillOval(170,200,30,30);
g.drawArc(90,150,30,30,30,270);
g.fillArc(270,150,30,30,0,180);
}
}
myapplet.html
<html>
<body>
<applet code="GraphicsDemo.class" width="300" height="300">
</applet>
</body>
</html>
 |
| Fig: Display Graphics in java |
Hello, my name is Pramod Dwivedi. I'm a 5 year old self-employed in online business Industry.
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