Example usage for com.itextpdf.text.pdf.parser FilteredTextRenderListener FilteredTextRenderListener

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf.parser FilteredTextRenderListener FilteredTextRenderListener.

Prototype

public FilteredTextRenderListener(TextExtractionStrategy delegate, RenderFilter... filters) 

Source Link

Document

Construction

Usage

From source file:javaapplication1.JavaApplication1.java

/**
 * Parses a specific area of a PDF to a plain text file.
 * @param pdf the original PDF// ww  w  . ja v  a  2  s . c  o  m
 * @param txt the resulting text
 * @throws IOException
 */
public String mycheckline(PdfReader reader, int pheight, int pwidth, int lh, int page) throws IOException {
    // PrintWriter out = new PrintWriter(new FileOutputStream(txt));
    Rectangle rect = new Rectangle(0, pheight - lh, pwidth / 3, pheight - lh - fontchecksize);
    RenderFilter filter = new RegionTextRenderFilter(rect);
    TextExtractionStrategy strategy = new FilteredTextRenderListener(new LocationTextExtractionStrategy(),
            filter);
    return (PdfTextExtractor.getTextFromPage(reader, page, strategy));
}

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From source file:Project.data.preparation.ExtractPageContentArea.java

public void parsePdf(String pdf, int pageNum, int upper_x, int upper_y, int lower_x, int lower_y)
        throws IOException {
    PdfReader reader = new PdfReader(pdf);
    //        System.out.println("(" + upper_x + " , " + upper_y + ") to ( " + lower_x + " , " + lower_y + ")");
    rect = new Rectangle(upper_x, upper_y, lower_x, lower_y);
    RenderFilter filter = new RegionTextRenderFilter(getRect());
    TextExtractionStrategy strategy;/*ww w .j ava 2s.com*/
    strategy = new FilteredTextRenderListener(new LocationTextExtractionStrategy(), filter);
    TextCropped = PdfTextExtractor.getTextFromPage(reader, pageNum, strategy);
    setTextCropped(TextCropped);
    reader.close();
}

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