Java 添加、读取、删除Excel形状

import com.spire.xls.*;
import com.spire.xls.core.IPrstGeomShape;

import java.awt.*;

public class AddShape {
    public static void main(String[] args) {
        //加载测试文档
        Workbook wb = new Workbook();
        wb.loadFromFile("test.xlsx");

        //获取工作表
        Worksheet sheet = wb.getWorksheets().get(0);

        //添加椭圆形
        IPrstGeomShape ellipse = sheet.getPrstGeomShapes().addPrstGeomShape(3,4,125,200,PrstGeomShapeType.Ellipse);
        ellipse.getFill().setFillType(ShapeFillType.SolidColor);//单色填充
        ellipse.getFill().setForeColor(new Color(180,125,208));
        ellipse.setRotation(30);//形状旋转角度
        ellipse.setText("椭圆形状添加文本");//添加文本到形状

        //添加星形
        IPrstGeomShape star = sheet.getPrstGeomShapes().addPrstGeomShape(3,8,180,200,PrstGeomShapeType.Star5);
        star.getFill().setFillType(ShapeFillType.Gradient);//渐变填充
        star.getFill().setGradientColorType(GradientColorType.Preset);
        star.getFill().setForeColor(Color.orange);

        //添加云朵形状
        IPrstGeomShape cloud = sheet.getPrstGeomShapes().addPrstGeomShape(12,4,175,200,PrstGeomShapeType.Cloud);
        cloud.getFill().setFillType(ShapeFillType.Texture);//纹理填充
        cloud.getFill().setTexture(GradientTextureType.WhiteMarble);
        cloud.setVisible(true);//设置形状是否可见
        //设置云朵阴影效果
        cloud.getShadow().setAngle(90);
        cloud.getShadow().setDistance(10);
        cloud.getShadow().setSize(100);
        cloud.getShadow().setColor(Color.GRAY);
        cloud.getShadow().setBlur(30);
        cloud.getShadow().setTransparency(1);
        cloud.getShadow().hasCustomStyle();

        //添加矩形形状
        IPrstGeomShape rect = sheet.getPrstGeomShapes().addPrstGeomShape(15,8,125,200,PrstGeomShapeType.Rect);
        rect.getFill().customPicture("tp.png");//加载图片填充
        rect.setName("Shape4");//命名形状

        //保存文档
        wb.saveToFile("AddShape.xlsx");
        wb.dispose();
    }
}

import com.spire.xls.*;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

public class Extract {
    public static void main(String[] args) throws IOException {
        //加载文档
        Workbook wb = new Workbook();
        wb.loadFromFile("AddShape.xlsx");

        //获取工作表
        Worksheet sheet = wb.getWorksheets().get(0);

        //获取指定形状中的文本
        String text = sheet.getPrstGeomShapes().get(0).getText();
        System.out.println(text);

        //获取指定形状中的图片
        BufferedImage image = sheet.getPrstGeomShapes().get(3).getFill().getPicture();
        ImageIO.write(image,"png",new File("ExtractedImage.png"));
    }
}

import com.spire.xls.*;

public class RemoveShape {
    public static void main(String[] args) {
        //加载文档
        Workbook wb = new Workbook();
        wb.loadFromFile("AddShape.xlsx");

        //获取工作表
        Worksheet sheet = wb.getWorksheets().get(0);

        //获取指定形状,删除
        sheet.getPrstGeomShapes().get(1).remove();//通过索引值获取并删除
       // sheet.getPrstGeomShapes().get("Shape4").remove();//通过形状名称获取并获取

        //删除所有图形
        for (int i = sheet.getPrstGeomShapes().getCount()-1; i >= 0; i--)
        {
            sheet.getPrstGeomShapes().get(i).remove();
        }

        //保存文档
        wb.saveToFile("RemoveShape.xlsx");
        wb.dispose();
    }
}