org.apache.pdfbox.preflight.font.util

Class PDFAType3StreamParser

java.lang.Object

org.apache.pdfbox.util.PDFStreamEngine

org.apache.pdfbox.preflight.content.ContentStreamEngine

org.apache.pdfbox.preflight.font.util.PDFAType3StreamParser

public class PDFAType3StreamParser
extends ContentStreamEngine

This class is used to parse a glyph of a Type3 font program. If the glyph is parsed without error, the width of the glyph is accessible through the getWidth method.

Field Summary

Fields inherited from class org.apache.pdfbox.preflight.content.ContentStreamEngine

contentStreamEngineOperators, context, cosDocument, processeedPage

Constructor Summary

Constructors

Constructor and Description
PDFAType3StreamParser(PreflightContext context, PDPage page)

Method Summary

Modifier and Type	Method and Description
Image	createImage(COSStream type3Stream) This will parse a type3 stream and create an image from it.
float	getWidth()
protected void	processOperator(PDFOperator operator, List arguments) This is used to handle an operation.

Methods inherited from class org.apache.pdfbox.preflight.content.ContentStreamEngine

checkColorOperators, checkSetColorSpaceOperators, registerError, registerOperatorProcessor, validImageColorSpace, validImageFilter, validNumberOfGraphicStates, validRenderingIntent

Methods inherited from class org.apache.pdfbox.util.PDFStreamEngine

getColorSpaces, getCurrentPage, getFonts, getGraphicsStack, getGraphicsState, getGraphicsStates, getResources, getTextLineMatrix, getTextMatrix, getTotalCharCnt, getValidCharCnt, getXObjects, inspectFontEncoding, isForceParsing, processEncodedText, processOperator, processStream, processSubStream, processTextPosition, resetEngine, setColorSpaces, setFonts, setForceParsing, setGraphicsStack, setGraphicsState, setGraphicsStates, setTextLineMatrix, setTextMatrix

Methods inherited from class java.lang.Object

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

Constructor Detail

PDFAType3StreamParser

public PDFAType3StreamParser(PreflightContext context,
                             PDPage page)

Method Detail

createImage

public Image createImage(COSStream type3Stream)
                  throws IOException

This will parse a type3 stream and create an image from it.

Parameters:

type3Stream - The stream containing the operators to draw the image.

Returns:

The image that was created.

Throws:

IOException - If there is an error processing the stream.

processOperator

protected void processOperator(PDFOperator operator,
                               List arguments)
                        throws IOException

This is used to handle an operation.

Overrides:

processOperator in class PDFStreamEngine

Parameters:

operator - The operation to perform.

arguments - The list of arguments.

Throws:

IOException - If there is an error processing the operation.

getWidth

public float getWidth()

Returns:

the width of the CharProc glyph description