'**************************************
' Name: FontStyleSelect
' Description:Write An applet uses to Checkboxes objectto change the font style of the text displayed in the
JTextfield one checkboxes applies a bold stylewhen selected and the other applies an italic style when selected.
ifboth are selected the style of the font is bold and italic
' By: MICHAEL ESPIRITU
'
' Assumes:Write An applet uses to Checkboxes objectto change the font style of the text displayed in the
JTextfield one checkboxes applies a bold stylewhen selected and the other applies an italic style when selected.
ifboth are selected the style of the font is bold and italic
'
'This code is copyrighted and has' limited warranties.Please see http://www.Planet-Source-Code.com/vb/scripts/ShowCode.asp?txtCodeId=5589&lngWId=14'for details.'**************************************
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class FontStyleSelect extends Applet implements ItemListener
{
private Checkbox ChkBold,ChkItalic;
private CheckboxGroup group1;
FontMetrics fontmetrics;
String text="Michael Espiritu the Programmer";
public Font font;
public String fontName;
public int fontStyle;
public int fontSize;
public void init()
{
setLayout(null);
group1 = new CheckboxGroup();
/*Declaration for a New Object*/
ChkBold=new Checkbox ("Bold",true,group1);
ChkItalic= new Checkbox ("Italic",false,group1);
/*Set Object Size & Location*/
ChkBold.setLocation(65,15);
ChkBold.setSize(100,30);
ChkItalic.setLocation(170,15);
ChkItalic.setSize(100,30);
/*Add the Object to the Applet*/
add(ChkBold);
add(ChkItalic);
/*Add Action Listener to the Object*/
ChkBold.addItemListener(this);
ChkItalic.addItemListener(this);
/*Set the first Text Appearance*/
fontName="Arial";
fontStyle=Font.PLAIN;
fontSize=15;
}
public void paint(Graphics g)
{
/*Note:
Centering Text Using FontMetrics Had an Error
Specifically:
size().width [width of your applet]
size().height[height of your applet]
Error:
Note: example5.java uses or overrides a deprecated API.
Note: Recompile with -deprecation for details.
*/
/*I Made a Alternative*/
int x=0, y=0;
/*I Used to get the Actual width & height of My Applet*/
int sWidth=285, sHeight=250;
font = new Font(fontName,fontStyle,fontSize);
g.setFont(font);
fontmetrics = getFontMetrics(font);
x=(sWidth-fontmetrics.stringWidth(text))/2;
y=(sHeight-fontmetrics.getHeight())/2;
g.setColor(Color.red);
g.drawString(text,x,y);
}
public void itemStateChanged(ItemEvent e)
{
if(group1.getSelectedCheckbox()==ChkBold)
{
fontStyle=Font.BOLD;
fontSize=15;
repaint();
}
if(group1.getSelectedCheckbox()==ChkItalic)
{
fontName="Arial";
fontStyle=Font.ITALIC;
fontSize=15;
repaint();
}
}
}
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