Example usage for org.apache.pdfbox.pdmodel.common PDRectangle toGeneralPath

Introduction

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

Prototype

public GeneralPath toGeneralPath() 

Source Link

Document

Returns a general path equivalent to this rectangle.

Usage

From source file:com.yiyihealth.tools.test.DrawPrintTextLocations.java

License:Apache License

private Shape calculateGlyphBounds(Matrix textRenderingMatrix, PDFont font, int code) throws IOException {
    GeneralPath path = null;/* w w w . j  a  va2 s  .c o  m*/
    AffineTransform at = textRenderingMatrix.createAffineTransform();
    at.concatenate(font.getFontMatrix().createAffineTransform());
    if (font instanceof PDType3Font) {
        PDType3Font t3Font = (PDType3Font) font;
        PDType3CharProc charProc = t3Font.getCharProc(code);
        if (charProc != null) {
            PDRectangle glyphBBox = charProc.getGlyphBBox();
            if (glyphBBox != null) {
                path = glyphBBox.toGeneralPath();
            }
        }
    } else if (font instanceof PDVectorFont) {
        PDVectorFont vectorFont = (PDVectorFont) font;
        path = vectorFont.getPath(code);

        if (font instanceof PDTrueTypeFont) {
            PDTrueTypeFont ttFont = (PDTrueTypeFont) font;
            int unitsPerEm = ttFont.getTrueTypeFont().getHeader().getUnitsPerEm();
            at.scale(1000d / unitsPerEm, 1000d / unitsPerEm);
        }
        if (font instanceof PDType0Font) {
            PDType0Font t0font = (PDType0Font) font;
            if (t0font.getDescendantFont() instanceof PDCIDFontType2) {
                int unitsPerEm = ((PDCIDFontType2) t0font.getDescendantFont()).getTrueTypeFont().getHeader()
                        .getUnitsPerEm();
                at.scale(1000d / unitsPerEm, 1000d / unitsPerEm);
            }
        }
    } else if (font instanceof PDSimpleFont) {
        PDSimpleFont simpleFont = (PDSimpleFont) font;

        // these two lines do not always work, e.g. for the TT fonts in file 032431.pdf
        // which is why PDVectorFont is tried first.
        String name = simpleFont.getEncoding().getName(code);
        path = simpleFont.getPath(name);
    } else {
        // shouldn't happen, please open issue in JIRA
        System.out.println("Unknown font class: " + font.getClass());
    }
    if (path == null) {
        return null;
    }
    return at.createTransformedShape(path.getBounds2D());
}

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