Class StyleSheet.BoxPainter

java.lang.Object
javax.swing.text.html.StyleSheet.BoxPainter
All Implemented Interfaces:
Serializable
Enclosing class:
StyleSheet
public static final 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.

  • Method Summary

    Modifier and Type
    Method
    Description
    float
    getInset(int side, View v)
    Fetches 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 declared in class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
    boolean
    equals(Object o)
    Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    May cause performance issues, deadlocks and hangs.
    final Class<? extends Object>
    getClass()
    Answers the unique instance of java.lang.Class which represents the class of the receiver.
    int
    hashCode()
    Answers an integer hash code for the receiver.
    final void
    notify()
    Causes one thread which is waiting on the receiver to be made ready to run.
    final void
    notifyAll()
    Causes all threads which are waiting on the receiver to be made ready to run.
    String
    toString()
    Answers a string containing a concise, human-readable description of the receiver.
    final void
    wait()
    Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
    final void
    wait(long time)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
    final void
    wait(long time, int frac)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

  • Method Details

    • getInset

      public float getInset(int side, View v)
      Fetches 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.
      Returns:
      the inset needed for the margin, border and padding.
      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.