org.ofdrw.converter.utils

类 CommonUtil

java.lang.Object

org.ofdrw.converter.utils.CommonUtil

public class CommonUtil
extends Object

转换工具集合

从以下版本开始:

2020/8/11

作者:

dltech21

构造器概要

构造器

构造器和说明
CommonUtil()

方法概要

限定符和类型	方法和说明
static byte[]	converJbig2(File imgFile)
static double	converterDpi(double width)
static com.itextpdf.kernel.colors.Color	convertOfdColor(org.ofdrw.core.basicType.ST_Array colorArray) 已过时。 see ColorConvert.pdfRGB(ResourceManage, CT_Color)
static String	convertOfdColorToHtml(org.ofdrw.core.basicType.ST_Array colorArray)
static org.apache.pdfbox.pdmodel.graphics.color.PDColor	convertPDColor(org.ofdrw.core.basicType.ST_Array colorArray)
static long	convertV1SignTime(String time)
static float[]	doubleArrayToFloatArray(Double[] doubleArray)
static double	dpiToPpm(int dpi) 获取指定DPI下的每毫米像素数量
static String	generateTempFilePath()
static org.ujmp.core.Matrix	getImageMatrixFromOfd(org.ofdrw.core.basicStructure.pageObj.layer.block.ImageObject nImageObject, org.ofdrw.core.basicType.ST_Box pageBox)
static org.ujmp.core.Matrix	getImageMatrixFromOfd(org.ofdrw.core.basicStructure.pageObj.layer.block.ImageObject nImageObject, org.ofdrw.core.basicType.ST_Box pageBox, org.ofdrw.core.basicType.ST_Array compositeObjectCTM)
static org.ofdrw.core.basicType.ST_Box	getPageBox(org.ofdrw.core.basicStructure.doc.CT_PageArea pageArea, double width, double height)
static String	matrixFrom(org.ofdrw.core.basicType.ST_Array ctms)
static double	millimetersToPixel(double mm, double dpi)
static double	pixelToMillimeters(double px, double dpi)
static org.apache.pdfbox.util.Matrix	toPFMatrix(org.ujmp.core.Matrix source)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

CommonUtil

public CommonUtil()

方法详细资料

millimetersToPixel

public static double millimetersToPixel(double mm,
                                        double dpi)

pixelToMillimeters

public static double pixelToMillimeters(double px,
                                        double dpi)

dpiToPpm

public static double dpiToPpm(int dpi)

获取指定DPI下的每毫米像素数量

参数:

dpi - 每英寸的像素 如200、300

返回:

像素每毫米

doubleArrayToFloatArray

public static float[] doubleArrayToFloatArray(Double[] doubleArray)

getPageBox

public static org.ofdrw.core.basicType.ST_Box getPageBox(org.ofdrw.core.basicStructure.doc.CT_PageArea pageArea,
                                                         double width,
                                                         double height)

generateTempFilePath

public static String generateTempFilePath()

converterDpi

public static double converterDpi(double width)

convertPDColor

public static org.apache.pdfbox.pdmodel.graphics.color.PDColor convertPDColor(org.ofdrw.core.basicType.ST_Array colorArray)

convertOfdColorToHtml

public static String convertOfdColorToHtml(org.ofdrw.core.basicType.ST_Array colorArray)

matrixFrom

public static String matrixFrom(org.ofdrw.core.basicType.ST_Array ctms)

converJbig2

public static byte[] converJbig2(File imgFile)
                          throws IOException

抛出:

IOException

convertV1SignTime

public static long convertV1SignTime(String time)
                              throws ParseException

抛出:

ParseException

getImageMatrixFromOfd

public static org.ujmp.core.Matrix getImageMatrixFromOfd(org.ofdrw.core.basicStructure.pageObj.layer.block.ImageObject nImageObject,
                                                         org.ofdrw.core.basicType.ST_Box pageBox,
                                                         org.ofdrw.core.basicType.ST_Array compositeObjectCTM)

getImageMatrixFromOfd

public static org.ujmp.core.Matrix getImageMatrixFromOfd(org.ofdrw.core.basicStructure.pageObj.layer.block.ImageObject nImageObject,
                                                         org.ofdrw.core.basicType.ST_Box pageBox)

toPFMatrix

public static org.apache.pdfbox.util.Matrix toPFMatrix(org.ujmp.core.Matrix source)

convertOfdColor

@Deprecated
public static com.itextpdf.kernel.colors.Color convertOfdColor(org.ofdrw.core.basicType.ST_Array colorArray)

已过时。 see ColorConvert.pdfRGB(ResourceManage, CT_Color)

参数:

colorArray - 颜色数组

返回:

PDF颜色对象