Package com.itextpdf.text.pdf.parser

Class TextMarginFinder

java.lang.Object

com.itextpdf.text.pdf.parser.TextMarginFinder

All Implemented Interfaces:

RenderListener

public class TextMarginFinder
extends Object
implements RenderListener

Allows you to find the rectangle that contains all the text in a page.

Since:

5.0.2

Field Summary

Fields

Modifier and Type	Field	Description
private Rectangle2D.Float	textRectangle

Constructor Summary

Constructors

Constructor	Description
TextMarginFinder()

Method Summary

Modifier and Type	Method	Description
void	beginTextBlock()	Called when a new text block is beginning (i.e.
void	endTextBlock()	Called when a text block has ended (i.e.
float	getHeight()	Gets the height of the text block.
float	getLlx()	Getter for the left margin.
float	getLly()	Getter for the bottom margin.
float	getUrx()	Getter for the right margin.
float	getUry()	Getter for the top margin.
float	getWidth()	Gets the width of the text block.
void	renderImage(ImageRenderInfo renderInfo)	Called when image should be rendered
void	renderText(TextRenderInfo renderInfo)	Method invokes by the PdfContentStreamProcessor.

Methods inherited from class java.lang.Object

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

Field Details

textRectangle

private Rectangle2D.Float textRectangle

Constructor Details

TextMarginFinder

public TextMarginFinder()

Method Details

renderText

public void renderText(TextRenderInfo renderInfo)

Method invokes by the PdfContentStreamProcessor. Passes a TextRenderInfo for every text chunk that is encountered. We'll use this object to obtain coordinates.

Specified by:

renderText in interface RenderListener

Parameters:

renderInfo - information specifying what to render

See Also:

• RenderListener.renderText(com.itextpdf.text.pdf.parser.TextRenderInfo)

getLlx

public float getLlx()

Getter for the left margin.

Returns:

the X position of the left margin

getLly

public float getLly()

Getter for the bottom margin.

Returns:

the Y position of the bottom margin

getUrx

public float getUrx()

Getter for the right margin.

Returns:

the X position of the right margin

getUry

public float getUry()

Getter for the top margin.

Returns:

the Y position of the top margin

getWidth

public float getWidth()

Gets the width of the text block.

Returns:

a width

getHeight

public float getHeight()

Gets the height of the text block.

Returns:

a height

beginTextBlock

public void beginTextBlock()

Description copied from interface: RenderListener

Called when a new text block is beginning (i.e. BT)

Specified by:

beginTextBlock in interface RenderListener

See Also:

• RenderListener.beginTextBlock()

endTextBlock

public void endTextBlock()

Description copied from interface: RenderListener

Called when a text block has ended (i.e. ET)

Specified by:

endTextBlock in interface RenderListener

See Also:

• RenderListener.endTextBlock()

renderImage

public void renderImage(ImageRenderInfo renderInfo)

Description copied from interface: RenderListener

Called when image should be rendered

Specified by:

renderImage in interface RenderListener

Parameters:

renderInfo - information specifying what to render

See Also:

• RenderListener.renderImage(com.itextpdf.text.pdf.parser.ImageRenderInfo)