Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification: Class StyleSheet.BoxPainter - JDK 5 Documentation v1.2.2, Java 2 SDK 英文文档

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Java^TM 2 Platform
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javax.swing.text.html
Class StyleSheet.BoxPainter

java.lang.Object
  |
  +--javax.swing.text.html.StyleSheet.BoxPainter

Enclosing class:: StyleSheet

public static class StyleSheet.BoxPainter
extends Object
implements Serializable

Class to carry out some of the duties of css formatting. Implementations of this class enable views to present the css formatting while not knowing anything about how the css values are being cached.

As a delegate of Views, this object is responsible for the insets of a View and making sure the background is maintained according to the css attributes.

See Also:: Serialized Form

Method Summary

float getInset(int side, View v)
Fetchs the inset needed on a given side to account for the margin, border, and padding.

void paint(Graphics g, float x, float y, float w, float h, View v)
Paints the css box according to the attributes given.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInset

public float getInset(int side,
                      View v)

Fetchs the inset needed on a given side to account for the margin, border, and padding.

Parameters:: side - The size of the box to fetch the inset for. This can be View.TOP, View.LEFT, View.BOTTOM, or View.RIGHT.; v - the view making the request. This is used to get the AttributeSet, and may be used to resolve percentage arguments.
Throws:: IllegalArgumentException - for an invalid direction

paint

public void paint(Graphics g,
                  float x,
                  float y,
                  float w,
                  float h,
                  View v)

Paints the css box according to the attributes given. This should paint the border, padding, and background.

Parameters:: g - the rendering surface.; x - the x coordinate of the allocated area to render into.; y - the y coordinate of the allocated area to render into.; w - the width of the allocated area to render into.; h - the height of the allocated area to render into.; v - the view making the request. This is used to get the AttributeSet, and may be used to resolve percentage arguments.