package com.dy.pmsBase.MarkQrCode;
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import com.alibaba.excel.converters.Converter;
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import com.alibaba.excel.converters.WriteConverterContext;
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import com.alibaba.excel.enums.BooleanEnum;
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import com.alibaba.excel.enums.CellDataTypeEnum;
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import com.alibaba.excel.enums.poi.BorderStyleEnum;
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import com.alibaba.excel.enums.poi.HorizontalAlignmentEnum;
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import com.alibaba.excel.enums.poi.VerticalAlignmentEnum;
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import com.alibaba.excel.metadata.GlobalConfiguration;
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import com.alibaba.excel.metadata.data.ImageData;
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import com.alibaba.excel.metadata.data.WriteCellData;
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import com.alibaba.excel.metadata.property.ExcelContentProperty;
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import lombok.Data;
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import com.alibaba.excel.annotation.ExcelProperty;
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import com.alibaba.excel.annotation.write.style.*;
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import java.util.ArrayList;
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import java.util.List;
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//参考： https://easyexcel.opensource.alibaba.com/docs/current/quickstart/write
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@Data
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@HeadRowHeight(40) //设置标题高度
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@HeadFontStyle(fontName="宋体", fontHeightInPoints = 16)
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@HeadStyle(wrapped = BooleanEnum.TRUE, shrinkToFit = BooleanEnum.TRUE,
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horizontalAlignment = HorizontalAlignmentEnum.CENTER, verticalAlignment = VerticalAlignmentEnum.CENTER,
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borderLeft = BorderStyleEnum.THIN, borderRight = BorderStyleEnum.THIN, borderTop = BorderStyleEnum.THIN, borderBottom = BorderStyleEnum.THIN,
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leftBorderColor = 8, rightBorderColor = 8, topBorderColor = 8, bottomBorderColor = 8) //IndexedColors.BLACK
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@ContentRowHeight(220) //设置内容高度
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@ContentFontStyle(fontName="宋体", fontHeightInPoints = 14)
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@ContentStyle(wrapped = BooleanEnum.TRUE, shrinkToFit = BooleanEnum.TRUE,
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horizontalAlignment = HorizontalAlignmentEnum.CENTER, verticalAlignment = VerticalAlignmentEnum.CENTER,
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borderLeft = BorderStyleEnum.THIN, borderRight = BorderStyleEnum.THIN, borderTop = BorderStyleEnum.THIN, borderBottom = BorderStyleEnum.THIN,
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leftBorderColor = 8, rightBorderColor = 8, topBorderColor = 8, bottomBorderColor = 8) //IndexedColors.BLACK
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@ColumnWidth(16) //设置列宽
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public class ExcelVo implements Converter<byte[]> {
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@ExcelProperty("编码")
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public String code ; //编码
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@ExcelProperty("名称")
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public String name ; //名称
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@ColumnWidth(40) //设置列宽(可以修饰类,也可以修饰具体属性)
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@ExcelProperty(value = "二维码", converter = ExcelVo.class)
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public byte[] image ;
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public WriteCellData<?> convertToExcelData(byte[] value, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) throws Exception {
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WriteCellData cellData = new WriteCellData() ;
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if(value != null && value.length >0){
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List<ImageData> list = new ArrayList<>();
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ImageData imd = new ImageData();
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imd.setImage(value);
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imd.setImageType(ImageData.ImageType.PICTURE_TYPE_PICT);
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imd.setLeft(10);
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imd.setTop(10);
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imd.setRight(10);
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imd.setBottom(10);
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list.add(imd) ;
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cellData.setImageDataList(list);
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cellData.setType(CellDataTypeEnum.EMPTY);
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}else{
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cellData.setStringValue("");
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cellData.setType(CellDataTypeEnum.STRING);
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}
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return cellData;
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}
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public WriteCellData<?> convertToExcelData(WriteConverterContext<byte[]> context) throws Exception {
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return this.convertToExcelData(context.getValue(), context.getContentProperty(), context.getWriteContext().currentWriteHolder().globalConfiguration());
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}
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}
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