Example usage for org.apache.pdfbox.pdmodel.common PDPageLabels getPageIndicesByLabels

Introduction

In this page you can find the example usage for org.apache.pdfbox.pdmodel.common PDPageLabels getPageIndicesByLabels.

Prototype

public Map<String, Integer> getPageIndicesByLabels() 

Source Link

Document

Returns a mapping with computed page labels as keys and corresponding 0-based page indices as values.

Usage

From source file:com.trollworks.gcs.pdfview.PdfPanel.java

License:Open Source License

public void goToPage(PdfRef pdfRef, int page, String highlight) {
    if (!mIgnorePageChange && mPdf != null) {
        int lastPageIndex = mPageIndex;
        mPageIndex = page;//  ww w  .j a  va 2 s. c  o  m
        try {
            PDPageLabels pageLabels = mPdf.getDocumentCatalog().getPageLabels();
            if (pageLabels != null) {
                Integer result = pageLabels.getPageIndicesByLabels().get(Integer.toString(page));
                if (result != null) {
                    mPageIndex = result.intValue();
                }
            }
        } catch (Exception exception) {
            // Had no catalog... we will just use the original page number
        }
        mPageIndex += pdfRef.getPageToIndexOffset();
        if (mPageIndex != lastPageIndex || isHighlightNew(highlight)) {
            mHighlight = highlight;
            markPageForLoading();
        }
    }
}

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