 |
Chapter 19 java.awt Reference |
 |
Font
Name
Font
![[Graphic: Figure from the text]](./figs/font.gif)
Description
The Font class represents a specific font to the system.
Class Definition
public class java.awt.Font
extends java.lang.Object
implements java.io.Serializable {
// Constants
public static final int BOLD;
public static final int ITALIC;
public static final int PLAIN;
// Variables
protected String name;
protected int size;
protected int style;
// Constructors
public Font (String name, int style, int size);
// Class Methods
public static Font decode (String str); 
public static Font getFont (String name)
public static Font getFont (String name, Font defaultFont)
// Instance Methods
public boolean equals (Object object);
public String getFamily();
public String getName();
public FontPeer getPeer();
public int getSize();
public int getStyle();
public int hashCode();
public boolean isBold();
public boolean isItalic();
public boolean isPlain();
public String toString();
}
Constants
BOLD
public static final int BOLD
Constant for specifying bold fonts.
ITALIC
public static final int ITALIC
Constant for specifying fonts.
PLAIN
public static final int PLAIN
Constant for specifying plain fonts.
Variables
name
protected String name
The font's logical name.
size
protected int size
The font size; allegedly in points, though probably not true typographer's points.
style
protected int style
The font style, e.g., bold or italic or a combination thereof.
Constructors
Font
public Font (String name, int style, int size)
- Parameters
-
- name
-
The name of the desired font.
- style
-
One of the style flags (PLAIN, BOLD, or ITALIC) or a combination.
- size
-
The size of the font to create.
- name
- Description
-
Constructs a Font object with the given characteristics.
Class Methods
decode
public static Font decode (String str)
- Parameters
-
- str
-
The string describing the font.
- str
- Returns
-
Font instance requested, or default if str is invalid.
- Description
-
Gets font specified by str.
getFont
public static Font getFont (String name)
- Parameters
-
- name
-
The name of a system property specifying a font to fetch.
- name
- Returns
-
Font instance for name requested, or null if name is invalid.
- Description
-
Gets font specified by the system property name.
public static Font getFont (String name, Font defaultFont)
- Parameters
-
- name
-
The name of a system property specifying a font to fetch.
- defaultFont
-
Font to return if name not found in properties.
- name
- Returns
-
Font instance of name requested, or defaultFont if name is invalid
- Description
-
Gets font specified by the system property name.
Instance Methods
equals
public boolean equals (Object object)
- Parameters
-
- object
-
The object to compare.
- object
- Returns
-
true if the objects are equivalent fonts (same name, style, and point size), false otherwise.
- Overrides
-
Object.equals(Object)
- Description
-
Compares two different Font instances for equivalence.
getFamily
public String getFamily()
- Returns
-
Retrieves the actual name of the font.
getName
public String getName()
- Returns
-
Retrieves the logical name of the font.
getPeer
public FontPeer getPeer()
- Returns
-
The font's peer.
getSize
public int getSize()
- Returns
-
Retrieves the size parameter from creation
getStyle
public int getStyle()
- Returns
-
Retrieves the style parameter from creation.
hashCode
public int hashCode()
- Returns
-
A hashcode to use when using the Font as a key in a Hashtable.
- Overrides
-
Object.hashCode()
- Description
-
Generates a hashcode for the Font.
isBold
public boolean isBold()
- Returns
-
true if Font style is bold, false otherwise.
isItalic
public boolean isItalic()
- Returns
-
true if Font style is italic, false otherwise.
isPlain
public boolean isPlain()
- Returns
-
true if Font style is neither bold nor italic, false otherwise.
toString
public String toString()
- Returns
-
A string representation of the Font object.
- Overrides
-
Object.toString()
See Also
FontMetrics, Object, Properties, String
|
 |
|
| FlowLayout |  |
FontMetrics |
