Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.astro.louisville.edu/software/astroimagej/imagej/api/ij/util/Tools.html
Дата изменения: Thu Dec 2 23:03:11 2010
Дата индексирования: Mon Oct 1 21:36:05 2012
Кодировка:
Поисковые слова: п п п п п п п р п р п р п р п

ij.util
Class Tools

java.lang.Object
  ij.util.Tools

public class Tools
extends java.lang.Object

This class contains static utility methods.

Field Summary

static char[]

hexDigits This array contains the 16 hex digits '0'-'F'.

Constructor Summary

Tools()

Method Summary

static java.lang.String	c2hex(java.awt.Color c) Converts a Color to an 7 byte hex string starting with '#'.
static java.lang.String	f2hex(float f) Converts a float to an 9 byte hex string starting with '#'.
static java.lang.String	fixNewLines(java.lang.String s) Converts carriage returns to line feeds.
static int	getDecimalPlaces(double n1, double n2) Returns the number of decimal places need to display two numbers.
static double[]	getMinMax(double[] a)
static double[]	getMinMax(float[] a)
static double	parseDouble(java.lang.String s) Returns a double containg the value represented by the specified String.
static double	parseDouble(java.lang.String s, double defaultValue) Returns a double containg the value represented by the specified String.
static java.lang.String[]	split(java.lang.String str) Splits a string into substrings using the default delimiter set, which is " \t\n\r" (space, tab, newline and carriage-return).
static java.lang.String[]	split(java.lang.String str, java.lang.String delim) Splits a string into substring using the characters contained in the second argument as the delimiter set.
static double[]	toDouble(float[] a) Converts the float array 'a' to a double array.
static float[]	toFloat(double[] a) Converts the double array 'a' to a float array.

Methods inherited from class java.lang.Object

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

Field Detail

hexDigits

public static final char[] hexDigits

This array contains the 16 hex digits '0'-'F'.

Constructor Detail

Tools

public Tools()

Method Detail

c2hex

public static java.lang.String c2hex(java.awt.Color c)

Converts a Color to an 7 byte hex string starting with '#'.

f2hex

public static java.lang.String f2hex(float f)

Converts a float to an 9 byte hex string starting with '#'.

getMinMax

public static double[] getMinMax(double[] a)

getMinMax

public static double[] getMinMax(float[] a)

toDouble

public static double[] toDouble(float[] a)

Converts the float array 'a' to a double array.

toFloat

public static float[] toFloat(double[] a)

Converts the double array 'a' to a float array.

fixNewLines

public static java.lang.String fixNewLines(java.lang.String s)

Converts carriage returns to line feeds.

parseDouble

public static double parseDouble(java.lang.String s,
                                 double defaultValue)

Returns a double containg the value represented by the specified String.

Parameters:

s - the string to be parsed.

defaultValue - the value returned if s does not contain a parsable double

Returns:

The double value represented by the string argument or defaultValue if the string does not contain a parsable double

parseDouble

public static double parseDouble(java.lang.String s)

Returns a double containg the value represented by the specified String.

Parameters:

s - the string to be parsed.

Returns:

The double value represented by the string argument or Double.NaN if the string does not contain a parsable double

getDecimalPlaces

public static int getDecimalPlaces(double n1,
                                   double n2)

Returns the number of decimal places need to display two numbers.

split

public static java.lang.String[] split(java.lang.String str)

Splits a string into substrings using the default delimiter set, which is " \t\n\r" (space, tab, newline and carriage-return).

split

public static java.lang.String[] split(java.lang.String str,
                                       java.lang.String delim)

Splits a string into substring using the characters contained in the second argument as the delimiter set.