PDFRenderer (PDFBox reactor 2.0.8 API)

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extends Object

Renders a PDF document to an AWT BufferedImage. This class may be overridden in order to perform custom rendering.

public BufferedImage renderImage(int pageIndex)
                          throws IOException

Returns the given page as an RGB image at 72 DPI

Parameters:: pageIndex - the zero-based index of the page to be converted.
Returns:: the rendered page image
Throws:: IOException - if the PDF cannot be read

Returns the given page as an RGB image at the given scale. A scale of 1 will render at 72 DPI.

Parameters:: pageIndex - the zero-based index of the page to be converted; scale - the scaling factor, where 1 = 72 DPI
Returns:: the rendered page image
Throws:: IOException - if the PDF cannot be read

Returns the given page as an RGB image at the given DPI.

Parameters:: pageIndex - the zero-based index of the page to be converted; dpi - the DPI (dots per inch) to render at
Returns:: the rendered page image
Throws:: IOException - if the PDF cannot be read

ImageType imageType) throws IOException

Returns the given page as an RGB image at the given DPI.

Parameters:: pageIndex - the zero-based index of the page to be converted; dpi - the DPI (dots per inch) to render at; imageType - the type of image to return
Returns:: the rendered page image
Throws:: IOException - if the PDF cannot be read

ImageType imageType) throws IOException

Returns the given page as an RGB or ARGB image at the given scale.

Parameters:: pageIndex - the zero-based index of the page to be converted; scale - the scaling factor, where 1 = 72 DPI; imageType - the type of image to return
Returns:: the rendered page image
Throws:: IOException - if the PDF cannot be read

Graphics2D graphics) throws IOException

Renders a given page to an AWT Graphics2D instance.

Parameters:: pageIndex - the zero-based index of the page to be converted; graphics - the Graphics2D on which to draw the page
Throws:: IOException - if the PDF cannot be read

Renders a given page to an AWT Graphics2D instance.

Parameters:: pageIndex - the zero-based index of the page to be converted; graphics - the Graphics2D on which to draw the page; scale - the scale to draw the page at
Throws:: IOException - if the PDF cannot be read

protected PageDrawer createPageDrawer(PageDrawerParameters parameters)
                               throws IOException

Returns a new PageDrawer instance, using the given parameters. May be overridden.