Example usage for com.itextpdf.text.pdf.parser.clipper ClipperOffset execute

Introduction

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

Prototype

public void execute(PolyTree solution, double delta) 

Source Link

Usage

From source file:mkl.testarea.itext5.pdfcleanup.PdfCleanUpRegionFilter.java

License:Open Source License

protected Path filterStrokePath(Path sourcePath, Matrix ctm, float lineWidth, int lineCapStyle,
        int lineJoinStyle, float miterLimit, LineDashPattern lineDashPattern) {
    Path path = sourcePath;/*from  w w w  .j  ava 2  s. co m*/
    JoinType joinType = getJoinType(lineJoinStyle);
    EndType endType = getEndType(lineCapStyle);

    if (lineDashPattern != null) {
        if (!lineDashPattern.isSolid()) {
            path = applyDashPattern(path, lineDashPattern);
        }
    }

    ClipperOffset offset = new ClipperOffset(miterLimit,
            StrictPdfCleanUpProcessor.arcTolerance * StrictPdfCleanUpProcessor.floatMultiplier);
    List<Subpath> degenerateSubpaths = addPath(offset, path, joinType, endType);

    PolyTree resultTree = new PolyTree();
    offset.execute(resultTree, lineWidth * StrictPdfCleanUpProcessor.floatMultiplier / 2);
    Path offsetedPath = convertToPath(resultTree);

    if (degenerateSubpaths.size() > 0) {
        if (endType == EndType.OPEN_ROUND) {
            List<Subpath> circles = convertToCircles(degenerateSubpaths, lineWidth / 2);
            offsetedPath.addSubpaths(circles);
        } else if (endType == EndType.OPEN_SQUARE && lineDashPattern != null) {
            List<Subpath> squares = convertToSquares(degenerateSubpaths, lineWidth, sourcePath);
            offsetedPath.addSubpaths(squares);
        }
    }

    return filterFillPath(offsetedPath, ctm, PathPaintingRenderInfo.NONZERO_WINDING_RULE);
}

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