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org.aoju.bus.extra.qrcode.QrConfig Maven / Gradle / Ivy
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* The MIT License (MIT) *
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package org.aoju.bus.extra.qrcode;
import com.google.zxing.EncodeHintType;
import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
import org.aoju.bus.core.lang.Charset;
import org.aoju.bus.core.toolkit.FileKit;
import org.aoju.bus.core.toolkit.ImageKit;
import java.awt.*;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
/**
* 二维码设置
*
* @author Kimi Liu
* @version 6.2.2
* @since JDK 1.8+
*/
public class QrConfig {
private static final int BLACK = 0xFF000000;
private static final int WHITE = 0xFFFFFFFF;
/**
* 宽
*/
public int width;
/**
* 长
*/
public int height;
/**
* 前景色(二维码颜色)
*/
public int foreColor = BLACK;
/**
* 背景色
*/
public Integer backColor = WHITE;
/**
* 边距1~4
*/
public Integer margin = 2;
/**
* 纠错级别
*/
public ErrorCorrectionLevel errorCorrection = ErrorCorrectionLevel.M;
/**
* 编码
*/
public java.nio.charset.Charset charset = Charset.UTF_8;
/**
* 二维码中的Logo
*/
public Image img;
/**
* 二维码中的Logo缩放的比例系数,如5表示长宽最小值的1/5
*/
public int ratio = 6;
/**
* 设置二维码中的信息量，可设置1-40的整数
*/
protected Integer qrVersion;
/**
* 构造,默认长宽为300
*/
public QrConfig() {
this(300, 300);
}
/**
* 构造
*
* @param width 宽
* @param height 长
*/
public QrConfig(int width, int height) {
this.width = width;
this.height = height;
}
/**
* 创建QrConfig
*
* @return QrConfig
*/
public static QrConfig create() {
return new QrConfig();
}
/**
* 获取宽度
*
* @return 宽度
*/
public int getWidth() {
return width;
}
/**
* 设置宽度
*
* @param width 宽度
* @return this
*/
public QrConfig setWidth(int width) {
this.width = width;
return this;
}
/**
* 获取高度
*
* @return 高度
*/
public int getHeight() {
return height;
}
/**
* 设置高度
*
* @param height 高度
* @return this;
*/
public QrConfig setHeight(int height) {
this.height = height;
return this;
}
/**
* 获取前景色
*
* @return 前景色
*/
public int getForeColor() {
return foreColor;
}
/**
* 设置前景色，例如：Color.BLUE.getRGB()
*
* @param foreColor 前景色
* @return this
*/
public QrConfig setForeColor(Color foreColor) {
if (null != foreColor) {
this.foreColor = foreColor.getRGB();
}
return this;
}
/**
* 获取背景色
*
* @return 背景色
*/
public int getBackColor() {
return backColor;
}
/**
* 设置背景色，例如：Color.BLUE
*
* @param backColor 背景色,null表示透明背景
* @return this
*/
public QrConfig setBackColor(Color backColor) {
if (null == backColor) {
this.backColor = null;
} else {
this.backColor = backColor.getRGB();
}
return this;
}
/**
* 获取边距
*
* @return 边距
*/
public Integer getMargin() {
return margin;
}
/**
* 设置边距
*
* @param margin 边距
* @return this
*/
public QrConfig setMargin(Integer margin) {
this.margin = margin;
return this;
}
/**
* 获取纠错级别
*
* @return 纠错级别
*/
public ErrorCorrectionLevel getErrorCorrection() {
return errorCorrection;
}
/**
* 设置纠错级别
*
* @param errorCorrection 纠错级别
* @return this
*/
public QrConfig setErrorCorrection(ErrorCorrectionLevel errorCorrection) {
this.errorCorrection = errorCorrection;
return this;
}
/**
* 获取编码
*
* @return 编码
*/
public java.nio.charset.Charset getCharset() {
return charset;
}
/**
* 设置编码
*
* @param charset 编码
* @return this
*/
public QrConfig setCharset(java.nio.charset.Charset charset) {
this.charset = charset;
return this;
}
/**
* 获取二维码中的Logo
*
* @return Logo图片
*/
public Image getImg() {
return img;
}
/**
* 设置二维码中的Logo文件
*
* @param imgPath 二维码中的Logo路径
* @return this;
*/
public QrConfig setImg(String imgPath) {
return setImg(FileKit.file(imgPath));
}
/**
* 设置二维码中的Logo文件
*
* @param imgFile 二维码中的Logo
* @return this;
*/
public QrConfig setImg(File imgFile) {
return setImg(ImageKit.read(imgFile));
}
/**
* 设置二维码中的Logo
*
* @param img 二维码中的Logo
* @return this;
*/
public QrConfig setImg(Image img) {
this.img = img;
return this;
}
/**
* 获取二维码中的Logo缩放的比例系数,如5表示长宽最小值的1/5
*
* @return 二维码中的Logo缩放的比例系数, 如5表示长宽最小值的1/5
*/
public int getRatio() {
return this.ratio;
}
/**
* 设置二维码中的Logo缩放的比例系数,如5表示长宽最小值的1/5
*
* @param ratio 二维码中的Logo缩放的比例系数,如5表示长宽最小值的1/5
* @return this;
*/
public QrConfig setRatio(int ratio) {
this.ratio = ratio;
return this;
}
/**
* 设置二维码中的信息量，可设置0-40的整数，二维码图片也会根据qrVersion而变化，0表示根据传入信息自动变化
*
* @return 二维码中的信息量
*/
public Integer getQrVersion() {
return qrVersion;
}
/**
* 设置二维码中的信息量，可设置0-40的整数，二维码图片也会根据qrVersion而变化，0表示根据传入信息自动变化
*
* @param qrVersion 二维码中的信息量
* @return this
*/
public QrConfig setQrVersion(Integer qrVersion) {
this.qrVersion = qrVersion;
return this;
}
/**
* 转换为Zxing的二维码配置
*
* @return 配置
*/
public Map toHints() {
// 配置
final Map hints = new HashMap<>();
if (null != this.charset) {
hints.put(EncodeHintType.CHARACTER_SET, charset.toString());
}
if (null != this.errorCorrection) {
hints.put(EncodeHintType.ERROR_CORRECTION, this.errorCorrection);
}
if (null != this.margin) {
hints.put(EncodeHintType.MARGIN, this.margin);
}
if (null != this.qrVersion) {
hints.put(EncodeHintType.QR_VERSION, this.qrVersion);
}
return hints;
}
}
