package util;

import java.awt.*;

import javax.swing.*;

import java.awt.color.*;

public class ColorTranslate {

ICC_Profile ICC_pf;

ICC_ColorSpace ICC_ClSpace;

//以下变量存储CMYK颜色值，取值为0到100

int C = 9;

int M = 9;

int Y = 9;

int K = 9;

//初始化ICC_Profile和ICC_ColorSpace类对象

public ColorTranslate() {

String Filename = "CMYK.pf";

GetICCFrompfFile(Filename);

}

void GetICCFrompfFile(String Filename) {

try {

ICC_pf = ICC_Profile.getInstance(Filename);

}

catch (Exception e) {

JOptionPane.showMessageDialog(null,

"Can''t create ICC_Profile");

}

ICC_ClSpace = new ICC_ColorSpace(ICC_pf);

}

//由RGB色彩空间变换到CMYK

public float[] RGBtoCMYK(Color RGBColor) {

float[] CMYKfloat = ICC_ClSpace.fromRGB

(RGBColor.getRGBComponents(null));

C = (int) (CMYKfloat[0] * 100);

M = (int) (CMYKfloat[1] * 100);

Y = (int) (CMYKfloat[2] * 100);

K = (int) (CMYKfloat[3] * 100);

return CMYKfloat;

}

//由CMYK色彩空间变换到RGB

public Color CMYKtoRGB(float[] CMYKfloat) {

Color RGBColor = new Color(ICC_ClSpace,

CMYKfloat, 1.0f);

return RGBColor;

}

public Color CMYKtoRGB() {

float[] CMYKfloat = new float[4];

CMYKfloat[0] = 0.01f * (float) C;

CMYKfloat[1] = 0.01f * (float) M;

CMYKfloat[2] = 0.01f * (float) Y;

CMYKfloat[3] = 0.01f * (float) K;

Color RGBColor = new Color(ICC_ClSpace, CMYKfloat, 1.0f);

return RGBColor;

}

}

需要下载CMYK.pf文件

//ColorTranslate CMYKtoRGB = new ColorTranslate();

//float[] CMYKfloat = new float[4];

//CMYKfloat[0] = 0.01f * (float) Integer.valueOf(strCMYK.substring(0,2),16).intValue();//C

//CMYKfloat[1] = 0.01f * (float) Integer.valueOf(strCMYK.substring(2,4),16).intValue();//M

//CMYKfloat[2] = 0.01f * (float) Integer.valueOf(strCMYK.substring(4,6),16).intValue();//Y

//CMYKfloat[3] = 0.01f * (float) Integer.valueOf(strCMYK.substring(6,8),16).intValue();//K

//Color color = CMYKtoRGB.CMYKtoRGB(CMYKfloat);

//color.getRED();