Unit Conversion
GemBox.Spreadsheet for Java has been retired
Utility class LengthUnitConverter
can be used to convert values between various measurement units and the following example shows how you can use it.

import com.gembox.spreadsheet.*;
class Program {
public static void main(String[] args) throws java.io.IOException {
// If using the Professional version, put your serial key below.
SpreadsheetInfo.setLicense("FREE-LIMITED-KEY");
ExcelFile workbook = ExcelFile.load("%InputFileName%");
StringBuilder sb = new StringBuilder();
ExcelWorksheet worksheet = workbook.getWorksheet(0);
sb.append(String.format("Sheet left margin is: %1$s pixels.", Math.round(LengthUnitConverter.convert(worksheet.getPrintOptions().getLeftMargin(), LengthUnit.INCH, LengthUnit.PIXEL))));
sb.append('\n');
sb.append(String.format("Width of column A is: %1$s pixels.", Math.round(LengthUnitConverter.convert(worksheet.getColumn(0).getWidth(), LengthUnit.ZERO_CHARACTER_WIDTH_256_TH_PART, LengthUnit.PIXEL))));
sb.append('\n');
sb.append(String.format("Height of row 1 is: %1$s pixels.", Math.round(LengthUnitConverter.convert(worksheet.getRow(0).getHeight(), LengthUnit.TWIP, LengthUnit.PIXEL))));
sb.append('\n');
if (worksheet.getPictures().size() > 1) {
ExcelPicture picture = worksheet.getPictures().get(1);
sb.append(String.format("Image width x height is: %1$.2f centimeters x %2$.2f centimeters.",
picture.getPosition().getWidth(LengthUnit.CENTIMETER),
picture.getPosition().getHeight(LengthUnit.CENTIMETER)));
}
System.out.println(sb.toString());
}
}
See also
Next steps
Published: December 13, 2018 | Modified: December 19, 2022 | Author: Marek Turis