org.dromara.pdf.pdfbox.core.ext.analyzer

类 AbstractImageAnalyzer.DefaultStreamEngine

java.lang.Object

org.apache.pdfbox.contentstream.PDFStreamEngine

org.dromara.pdf.pdfbox.core.ext.analyzer.AbstractImageAnalyzer.DefaultStreamEngine

封闭类:

AbstractImageAnalyzer

protected static class AbstractImageAnalyzer.DefaultStreamEngine
extends org.apache.pdfbox.contentstream.PDFStreamEngine

默认流引擎

字段概要

字段

限定符和类型	字段和说明
protected Integer	imageIndex 图像索引
protected Set<ImageInfo>	infoSet 图像信息列表
protected Integer	pageIndex 页面索引

构造器概要

构造器

构造器和说明
DefaultStreamEngine() 无参构造

方法概要

限定符和类型	方法和说明
protected String	getPosition(org.apache.pdfbox.util.Matrix matrix, boolean equalWidth, boolean equalHeight) 获取位置坐标
protected void	processOperator(org.apache.pdfbox.contentstream.operator.Operator operator, List<org.apache.pdfbox.cos.COSBase> operands) 处理操作标记

从类继承的方法 org.apache.pdfbox.contentstream.PDFStreamEngine

addOperator, applyTextAdjustment, beginMarkedContentSequence, beginText, decreaseLevel, endMarkedContentSequence, endText, getAppearance, getCurrentPage, getGraphicsStackSize, getGraphicsState, getInitialMatrix, getLevel, getResources, getTextLineMatrix, getTextMatrix, increaseLevel, operatorException, processAnnotation, processChildStream, processOperator, processPage, processSoftMask, processTilingPattern, processTilingPattern, processTransparencyGroup, processType3Stream, restoreGraphicsStack, restoreGraphicsState, saveGraphicsStack, saveGraphicsState, setLineDashPattern, setTextLineMatrix, setTextMatrix, showAnnotation, showFontGlyph, showForm, showGlyph, showText, showTextString, showTextStrings, showTransparencyGroup, showType3Glyph, transformedPoint, transformWidth, unsupportedOperator

从类继承的方法 java.lang.Object

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

字段详细资料

pageIndex

protected Integer pageIndex

页面索引

imageIndex

protected Integer imageIndex

图像索引

infoSet

protected Set<ImageInfo> infoSet

图像信息列表

构造器详细资料

DefaultStreamEngine

public DefaultStreamEngine()

无参构造

方法详细资料

processOperator

protected void processOperator(org.apache.pdfbox.contentstream.operator.Operator operator,
                               List<org.apache.pdfbox.cos.COSBase> operands)

处理操作标记

覆盖:

processOperator 在类中 org.apache.pdfbox.contentstream.PDFStreamEngine

参数:

operator - 操作标记

operands - 标记列表

getPosition

protected String getPosition(org.apache.pdfbox.util.Matrix matrix,
                             boolean equalWidth,
                             boolean equalHeight)

获取位置坐标

参数:

matrix - 页面矩阵

equalWidth - 宽度相等

equalHeight - 高度相等

返回:

返回位置坐标