org.zaval.lw
Class LwAdvTextRender

java.lang.Object
  |
  +--org.zaval.util.ValidationObject
        |
        +--org.zaval.lw.LwView
              |
              +--org.zaval.lw.LwRender
                    |
                    +--org.zaval.lw.LwTextRender
                          |
                          +--org.zaval.lw.LwAdvTextRender

All Implemented Interfaces:

java.util.EventListener, TextListener, Validationable

public class LwAdvTextRender

extends LwTextRender

The class extends LwTextRender to support text block painting. The render checks if the owner drawable object implements TxtSelectionInfo interface and use the interface to render text block, otherwise the render functionality is the same to LwTextRender.

Fields inherited from class org.zaval.lw.LwView

MOSAIC, ORIGINAL, STRETCH

Fields inherited from class org.zaval.util.ValidationObject

isValidFlag

Constructor Summary

LwAdvTextRender(TextModel text)
Constructs the render with the specified target text model.

Method Summary

protected void	paintLine(java.awt.Graphics g, int x, int y, int line, Drawable d) Invoked to render a line with the specified index, at the given location, graphics context and owner component.
protected void	paintSelection(java.awt.Graphics g, int x, int y, int line, Drawable d) Invoked by paintLine method to render selection block.

Methods inherited from class org.zaval.lw.LwTextRender

calcPreferredSize, getAscent, getFont, getFontMetrics, getForeground, getLine, getLineHeight, getLineIndent, getText, getTextModel, invalidate, invalidate, lineWidth, ownerChanged, paint, recalc, setFont, setForeground, stringWidth, substrWidth, targetWasChanged, textInserted, textRemoved, textUpdated

Methods inherited from class org.zaval.lw.LwRender

getTarget, setTarget

Methods inherited from class org.zaval.lw.LwView

getInsets, getPreferredSize, getType, paint, setType

Methods inherited from class org.zaval.util.ValidationObject

isValid, validate

Methods inherited from class java.lang.Object

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

Constructor Detail

LwAdvTextRender

public LwAdvTextRender(TextModel text)

Constructs the render with the specified target text model.

Parameters:

text - the specified target text model.

Method Detail

paintLine

protected void paintLine(java.awt.Graphics g,
                         int x,
                         int y,
                         int line,
                         Drawable d)

Description copied from class: LwTextRender

Invoked to render a line with the specified index, at the given location, graphics context and owner component. The method can be overrided to provide another line painting algorithm.

Overrides:

paintLine in class LwTextRender

Following copied from class: org.zaval.lw.LwTextRender

Parameters:

g - the graphics context.

x - the x coordinate of the text line location.

y - the y coordinate of the text line location.

line - the specified line index.

d - the specified owner component that uses the render.

paintSelection

protected void paintSelection(java.awt.Graphics g,
                              int x,
                              int y,
                              int line,
                              Drawable d)

Invoked by paintLine method to render selection block.

Parameters:

g - the graphics context.

x - the x coordinate of the text line location.

y - the y coordinate of the text line location.

line - the specified line index.

d - the specified owner component that uses the render.