签约投资上传尽调报告,上传估值报告

master
wanghb 1 year ago
parent 6b6b5c23ec
commit 8c996fe9af

@ -167,6 +167,17 @@
<artifactId>caffeine</artifactId>
<version>2.9.3</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>5.3.14</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>easyexcel</artifactId>
<version>3.2.1</version>
</dependency>
</dependencies>
<build>

@ -0,0 +1,195 @@
package com.sztzjy.fund_investment.controller;
import cn.hutool.core.io.resource.ClassPathResource;
import com.nimbusds.jose.shaded.gson.Gson;
import com.sztzjy.fund_investment.annotation.AnonymousAccess;
import com.sztzjy.fund_investment.entity.*;
import com.sztzjy.fund_investment.entity.dto.InvestIntentionDetailedDto;
import com.sztzjy.fund_investment.entity.dto.ReportUploadDto;
import com.sztzjy.fund_investment.mapper.FoundProjectMapper;
import com.sztzjy.fund_investment.mapper.ProjectPoolMapper;
import com.sztzjy.fund_investment.service.ContractInvestmentService;
import com.sztzjy.fund_investment.service.ISysProjectDueDiligenceService;
import com.sztzjy.fund_investment.util.ResultEntity;
import com.sztzjy.fund_investment.util.SealUtil;
import com.sztzjy.fund_investment.util.file.IFileUtil;
import com.sztzjy.fund_investment.util.file.LocalFileUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.mock.web.MockMultipartFile;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import javax.annotation.Resource;
import java.io.FileInputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
/**
* @author 17803
* @date 2023-12-05 8:40
*/
@RestController
@RequestMapping("/stu/contractInvestment")
@Api(tags = "学生端--签约投资")
public class ContractInvestmentController {
@Autowired
private ContractInvestmentService contractInvestmentService;
@Autowired
private FoundProjectMapper foundProjectMapper;
@Autowired
private ProjectPoolMapper projectPoolMapper;
@Autowired
private SealUtil sealUtil;
@Value("${file.path}")
private String filePath;
@Autowired
ISysProjectDueDiligenceService projectDueDiligenceService;
@Resource
IFileUtil fileUtil;
/**
*
*/
@AnonymousAccess
@PostMapping("/uploadDueDiligenceReport")
@ApiOperation("上传尽调报告和上传估值报告")
public ResultEntity<String> uploadDueDiligenceReport(@RequestParam("file") @RequestPart(name = "file") MultipartFile file,
@ApiParam("json格式数据") @RequestParam String reportUploadDto) {
Gson gson = new Gson();
ReportUploadDto reportNameType = gson.fromJson(reportUploadDto, ReportUploadDto.class);
return contractInvestmentService.uploadDueDiligenceReport(file, reportNameType);
}
@AnonymousAccess
@GetMapping("/totalInvestAmount")
@ApiOperation("发出投资意向书输入总投资额度")
public ResultEntity<Double> totalInvestAmount(@ApiParam("流程ID") @RequestParam String flowId,
@ApiParam("总投资额度") @RequestParam Double totalInvest) {
//金额不低于100万
if (10000000 > totalInvest) {
return new ResultEntity(HttpStatus.BAD_REQUEST, "金额不能低于100万");
}
//查询估值
FoundProjectExample foundProjectExample = new FoundProjectExample();
foundProjectExample.createCriteria().andFlowIdEqualTo(flowId);
List<FoundProject> foundProjects = foundProjectMapper.selectByExample(foundProjectExample);
if (foundProjects.size() > 0) {
//立项项目ID
String projectPoolId = foundProjects.get(0).getProjectPoolId();
ProjectPoolExample projectPoolExample = new ProjectPoolExample();
projectPoolExample.createCriteria().andProjectPoolIdEqualTo(projectPoolId);
List<ProjectPool> projectPools = projectPoolMapper.selectByExample(projectPoolExample);
if (projectPools.size() > 0) {
//项目估值
String latestValuation = projectPools.get(0).getLatestValuation();
//转为Double类型
double v = Double.parseDouble(latestValuation);
// 金额不低于100万持股比例自动显示为总投资额/估值持股比例不低于5%
double proportion = totalInvest / v;
if (0.05 > proportion) {
return new ResultEntity(HttpStatus.BAD_REQUEST, "持股比例不低于5%");
}
return new ResultEntity<>(HttpStatus.OK, proportion);
}
} else {
return new ResultEntity(HttpStatus.BAD_REQUEST, "查询不到立项项目");
}
return null;
}
@AnonymousAccess
@GetMapping("/getInvestIntentionDetailedInfo")
@ApiOperation("投资意向书甲乙双方详细信息")
public ResultEntity<InvestIntentionDetailedDto> getInvestIntentionDetailedInfo(@ApiParam("流程ID") @RequestParam String flowId) {
//获取乙方数据
List<ProBusinessInfoShareholder> list = projectDueDiligenceService.getBusinessInfoShareholderListByFlowId(flowId);
// InvestIntentionDetailedDto intentionDetailedDto = InvestIntentionDetailedDto.builder().
// contactPersonB(list.get(0).getLegalPerson()).
// addressB()
// .build();
//
// return new ResultEntity<>(HttpStatus.OK, intentionDetailedDto);
return null;
}
@AnonymousAccess
@GetMapping("/seal")
@ApiOperation("生成乙方公章")
public ResponseEntity<byte[]> getSealImage(@ApiParam("流程ID") @RequestParam String flowId) throws Exception {
String s = null;
//获取乙方数据
FoundProjectExample foundProjectExample = new FoundProjectExample();
foundProjectExample.createCriteria().andFlowIdEqualTo(flowId);
List<FoundProject> foundProjects = foundProjectMapper.selectByExample(foundProjectExample);
if (foundProjects.size() > 0) {
//立项项目ID
String projectPoolId = foundProjects.get(0).getProjectPoolId();
ProjectPoolExample projectPoolExample = new ProjectPoolExample();
projectPoolExample.createCriteria().andProjectPoolIdEqualTo(projectPoolId);
List<ProjectPool> projectPools = projectPoolMapper.selectByExample(projectPoolExample);
if (projectPools.size() > 0) {
//项目估值
ProjectPool projectPool = projectPools.get(0);
//生成公章
s = sealUtil.genertSeal(projectPool.getCompanyName());
// FileInputStream fileInputStream = new FileInputStream(filePath+"/seal/"+ s +".png");
//
// MultipartFile multipartFile = new MockMultipartFile(
// "example.png", // 文件名
// s + ".png", // 原始文件名
// "png", // 文件类型
// fileInputStream
// );
// String upload = fileUtil.upload(multipartFile);
}
}
// 模拟加载公章图片的数据(假设在硬盘上的某个路径下)
String imagePath = filePath + "/seal/" + s + ".png"; // 替换为你的实际路径
byte[] sealBytes = Files.readAllBytes(Paths.get(imagePath));
// 构建HTTP响应设置Content-Type为image/png
return ResponseEntity.ok()
.contentType(MediaType.IMAGE_PNG)
.body(sealBytes);
}
}

@ -0,0 +1,48 @@
package com.sztzjy.fund_investment.entity.dto;
import com.fasterxml.jackson.annotation.JsonFormat;
import io.swagger.annotations.ApiModelProperty;
import lombok.Builder;
import lombok.Data;
import org.springframework.format.annotation.DateTimeFormat;
import java.util.Date;
/**
* @author 17803
* @date 2023-12-05 14:31
*/
@Data
@Builder
public class InvestIntentionDetailedDto {
@ApiModelProperty("签署时间")
@DateTimeFormat(pattern = "yyyy-MM-dd")
@JsonFormat(pattern = "yyyy-MM-dd",timezone = "GMT+8")
private Date signingTime;
@ApiModelProperty("甲方联系人")
private String contactPersonA;
@ApiModelProperty("甲方联系方式")
private String contactInformationA;
@ApiModelProperty("甲方地址")
private String addressA;
@ApiModelProperty("乙方联系人")
private String contactPersonB;
@ApiModelProperty("乙方地址")
private String addressB;
public InvestIntentionDetailedDto(Date signingTime, String contactPersonA, String contactInformationA, String addressA, String contactPersonB, String addressB) {
this.signingTime = new Date();
this.contactPersonA = "天泽股权投资基金";
this.contactInformationA = "0755-02103100";
this.addressA = "广东省深圳市宝安区";
this.contactPersonB = contactPersonB;
this.addressB = addressB;
}
}

@ -0,0 +1,26 @@
package com.sztzjy.fund_investment.entity.dto;
import io.swagger.annotations.ApiModelProperty;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import lombok.Data;
import org.springframework.web.bind.annotation.RequestParam;
/**
* @author 17803
* @date 2023-12-05 9:30
*/
@Data
public class ReportUploadDto {
@ApiModelProperty("文件名称")
String fileName;
@ApiModelProperty("流程id")
String flowId;
@ApiModelProperty("学校ID")
String schoolId;
@ApiModelProperty("报告类型1.尽调报告,2.估值报告)")
String reportNameType;
}

@ -0,0 +1,20 @@
package com.sztzjy.fund_investment.service;
import com.sztzjy.fund_investment.entity.dto.ReportUploadDto;
import com.sztzjy.fund_investment.util.ResultEntity;
import org.springframework.web.multipart.MultipartFile;
/**
* @author 17803
* @date 2023-12-05 9:01
*/
public interface ContractInvestmentService {
/**
*
*/
ResultEntity<String> uploadDueDiligenceReport(MultipartFile file, ReportUploadDto reportNameType);
}

@ -0,0 +1,72 @@
package com.sztzjy.fund_investment.service.serviceImpl;/**
* @author 17803
* @date 2023-12-05 9:02
*/
import cn.hutool.core.util.IdUtil;
import com.sztzjy.fund_investment.entity.TrainingReport;
import com.sztzjy.fund_investment.entity.TrainingReportExample;
import com.sztzjy.fund_investment.entity.dto.ReportUploadDto;
import com.sztzjy.fund_investment.mapper.TrainingReportMapper;
import com.sztzjy.fund_investment.service.ContractInvestmentService;
import com.sztzjy.fund_investment.util.ResultEntity;
import com.sztzjy.fund_investment.util.file.IFileUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
import java.util.Date;
import java.util.List;
import java.util.UUID;
@Service
public class ContractInvestmentServiceImpl implements ContractInvestmentService {
@Autowired
private IFileUtil fileUtil;
@Autowired
TrainingReportMapper trainingReportMapper;
/**
*
*/
@Override
public ResultEntity<String> uploadDueDiligenceReport(MultipartFile file, ReportUploadDto reportNameType) {
//返回文件上传路径
String filePath = fileUtil.upload(file);
//获取文件名
String originalFilename = file.getOriginalFilename();
//截取文件后缀
String fileExtension = originalFilename.substring(originalFilename.lastIndexOf(".")).toLowerCase();
if (!fileExtension.equals(".pdf") && !fileExtension.equals(".doc") && !fileExtension.equals(".docx")) {
return new ResultEntity<>(HttpStatus.BAD_REQUEST, "文件必须为word或pdf");
}
//查看文件是否已经上传
List<TrainingReport> trainingReports = getTrainingReports(reportNameType.getFlowId(),reportNameType.getReportNameType());
if (trainingReports.size()>0)
{
return new ResultEntity<>(HttpStatus.BAD_REQUEST, "不允许重复提交!");
}
else { //只允许提交一次
TrainingReport trainingReport = new TrainingReport();
trainingReport.setId(IdUtil.fastSimpleUUID());
trainingReport.setFlowId(reportNameType.getFlowId());
trainingReport.setSchoolId(reportNameType.getSchoolId());
trainingReport.setUrl(filePath);
trainingReport.setReportName(reportNameType.getFileName());
trainingReport.setUploadtime(new Date());
trainingReport.setStep(reportNameType.getReportNameType());
trainingReportMapper.insert(trainingReport);
return new ResultEntity<>(HttpStatus.OK, "报告上传成功!");
}
}
public List<TrainingReport> getTrainingReports(String flowId,String reportName) {
TrainingReportExample trainingReportExample = new TrainingReportExample();
trainingReportExample.createCriteria().andFlowIdEqualTo(flowId).andStepEqualTo(reportName);
return trainingReportMapper.selectByExample(trainingReportExample);
}
}

@ -0,0 +1,46 @@
package com.sztzjy.fund_investment.util;
import cn.hutool.core.util.IdUtil;
import com.sztzjy.fund_investment.util.file.LocalFileUtil;
import com.sztzjy.fund_investment.util.seal.SealCircle;
import com.sztzjy.fund_investment.util.seal.SealFont;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
import java.io.File;
/**
* @author 17803
* @date 2023-12-05 15:11
*/
@Component
public class SealUtil {
@Resource
LocalFileUtil localFileUtil;
@Value("${file.path}")
private String filePath;
public String genertSeal(String name) throws Exception{
String file = filePath+"/seal/";
// 创建 File 对象
File infoFile = new File(file);
if (!infoFile.exists()) {
infoFile.mkdir();
}
String s = IdUtil.fastSimpleUUID();
com.sztzjy.fund_investment.util.seal.SealUtil.builder()
.size(200)
.borderCircle(SealCircle.builder().line(4).width(95).height(95).build())
.mainFont(SealFont.builder().text(name+"有限公司").size(22).space(22.0).margin(4).build())
.centerFont(SealFont.builder().text("★").size(60).build())
.titleFont(SealFont.builder().text("电子签章").size(16).space(8.0).margin(54).build())
.build()
.draw(filePath+"/seal/"+ s +".png");
System.out.println(name+"公章已生成");
return s;
}
}

@ -0,0 +1,12 @@
package com.sztzjy.fund_investment.util.seal;
import lombok.Builder;
import lombok.Getter;
@Getter
@Builder
public class SealCircle {
private Integer line;
private Integer width;
private Integer height;
}

@ -0,0 +1,37 @@
package com.sztzjy.fund_investment.util.seal;/**
* @author 17803
* @date 2023-12-05 15:01
*/
import lombok.Builder;
import lombok.Getter;
@Getter
@Builder
public class SealFont {
private String text;
private String family;
private Integer size;
private Boolean bold;
private Double space;
private Integer margin;
public String getFamily() {
return family == null ? "仿宋体" : family;
}
public boolean getBold() {
return bold == null ? true : bold;
}
public SealFont append(String text) {
this.text += text;
return this;
}
}

@ -0,0 +1,553 @@
package com.sztzjy.fund_investment.util.seal;
import lombok.Builder;
import lombok.Getter;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.font.FontRenderContext;
import java.awt.geom.AffineTransform;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.io.File;
/**
*
*/
import lombok.Builder;
import lombok.Getter;
@Builder
@Getter
public class SealUtil {
// 起始位置
private static final int INIT_BEGIN = 5;
// 尺寸
private Integer size;
// 颜色
private Color color;
// 主字
private SealFont mainFont;
// 副字
private SealFont viceFont;
// 抬头
private SealFont titleFont;
// 中心字
private SealFont centerFont;
// 边线圆
private SealCircle borderCircle;
// 内边线圆
private SealCircle borderInnerCircle;
// 内线圆
private SealCircle innerCircle;
// 边线框
private Integer borderSquare;
// 加字
private String stamp;
/**
*
*/
public boolean draw(String pngPath) throws Exception {
if (borderSquare != null) {
return draw2(pngPath); // 画私章
}
//1.画布
BufferedImage bi = new BufferedImage(size, size, BufferedImage.TYPE_4BYTE_ABGR);
//2.画笔
Graphics2D g2d = bi.createGraphics();
//2.1抗锯齿设置
//文本不抗锯齿,否则圆中心的文字会被拉长
RenderingHints hints = new RenderingHints(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
//其他图形抗锯齿
hints.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setRenderingHints(hints);
//2.2设置背景透明度
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC, 0));
//2.3填充矩形
g2d.fillRect(0, 0, size, size);
//2.4重设透明度,开始画图
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC, 1));
//2.5设置画笔颜色
g2d.setPaint(color == null ? Color.RED : color);
//3.画边线圆
if (borderCircle != null) {
drawCircle(g2d, borderCircle, INIT_BEGIN, INIT_BEGIN);
} else {
throw new Exception("BorderCircle can not null");
}
int borderCircleWidth = borderCircle.getWidth();
int borderCircleHeight = borderCircle.getHeight();
//4.画内边线圆
if (borderInnerCircle != null) {
int x = INIT_BEGIN + borderCircleWidth - borderInnerCircle.getWidth();
int y = INIT_BEGIN + borderCircleHeight - borderInnerCircle.getHeight();
drawCircle(g2d, borderInnerCircle, x, y);
}
//5.画内环线圆
if (innerCircle != null) {
int x = INIT_BEGIN + borderCircleWidth - innerCircle.getWidth();
int y = INIT_BEGIN + borderCircleHeight - innerCircle.getHeight();
drawCircle(g2d, innerCircle, x, y);
}
//6.画弧形主文字
if (borderCircleHeight != borderCircleWidth) {
drawArcFont4Oval(g2d, borderCircle, mainFont, true);
} else {
drawArcFont4Circle(g2d, borderCircleHeight, mainFont, true);
}
//7.画弧形副文字
if (borderCircleHeight != borderCircleWidth) {
drawArcFont4Oval(g2d, borderCircle, viceFont, false);
} else {
drawArcFont4Circle(g2d, borderCircleHeight, viceFont, false);
}
//8.画中心字
drawFont(g2d, (borderCircleWidth + INIT_BEGIN) * 2, (borderCircleHeight + INIT_BEGIN) * 2, centerFont);
//9.画抬头文字
drawFont(g2d, (borderCircleWidth + INIT_BEGIN) * 2, (borderCircleHeight + INIT_BEGIN) * 2, titleFont);
g2d.dispose();
return ImageIO.write(bi, "PNG", new File(pngPath));
}
/**
*
*/
private static void drawArcFont4Circle(Graphics2D g2d, int circleRadius, SealFont font, boolean isTop) {
if (font == null) {
return;
}
//1.字体长度
int textLen = font.getText().length();
//2.字体大小,默认根据字体长度动态设定
int size = font.getSize() == null ? (55 - textLen * 2) : font.getSize();
//3.字体样式
int style = font.getBold() ? Font.BOLD : Font.PLAIN;
//4.构造字体
Font f = new Font(font.getFamily(), style, size);
FontRenderContext context = g2d.getFontRenderContext();
Rectangle2D rectangle = f.getStringBounds(font.getText(), context);
//5.文字之间间距,默认动态调整
double space;
if (font.getSpace() != null) {
space = font.getSpace();
} else {
if (textLen == 1) {
space = 0;
} else {
space = rectangle.getWidth() / (textLen - 1) * 0.9;
}
}
//6.距离外圈距离
int margin = font.getMargin() == null ? INIT_BEGIN : font.getMargin();
//7.写字
double newRadius = circleRadius + rectangle.getY() - margin;
double radianPerInterval = 2 * Math.asin(space / (2 * newRadius));
double fix = 0.04;
if (isTop) {
fix = 0.18;
}
double firstAngle;
if (!isTop) {
if (textLen % 2 == 1) {
firstAngle = Math.PI + Math.PI / 2 - (textLen - 1) * radianPerInterval / 2.0 - fix;
} else {
firstAngle = Math.PI + Math.PI / 2 - ((textLen / 2.0 - 0.5) * radianPerInterval) - fix;
}
} else {
if (textLen % 2 == 1) {
firstAngle = (textLen - 1) * radianPerInterval / 2.0 + Math.PI / 2 + fix;
} else {
firstAngle = (textLen / 2.0 - 0.5) * radianPerInterval + Math.PI / 2 + fix;
}
}
for (int i = 0; i < textLen; i++) {
double theta;
double thetaX;
double thetaY;
if (!isTop) {
theta = firstAngle + i * radianPerInterval;
thetaX = newRadius * Math.sin(Math.PI / 2 - theta);
thetaY = newRadius * Math.cos(theta - Math.PI / 2);
} else {
theta = firstAngle - i * radianPerInterval;
thetaX = newRadius * Math.sin(Math.PI / 2 - theta);
thetaY = newRadius * Math.cos(theta - Math.PI / 2);
}
AffineTransform transform;
if (!isTop) {
transform = AffineTransform.getRotateInstance(Math.PI + Math.PI / 2 - theta);
} else {
transform = AffineTransform.getRotateInstance(Math.PI / 2 - theta + Math.toRadians(8));
}
Font f2 = f.deriveFont(transform);
g2d.setFont(f2);
g2d.drawString(font.getText().substring(i, i + 1), (float) (circleRadius + thetaX + INIT_BEGIN), (float) (circleRadius - thetaY + INIT_BEGIN));
}
}
/**
*
*/
private static void drawArcFont4Oval(Graphics2D g2d, SealCircle sealCircle, SealFont font, boolean isTop) {
if (font == null) {
return;
}
float radiusX = sealCircle.getWidth();
float radiusY = sealCircle.getHeight();
float radiusWidth = radiusX + sealCircle.getLine();
float radiusHeight = radiusY + sealCircle.getLine();
//1.字体长度
int textLen = font.getText().length();
//2.字体大小,默认根据字体长度动态设定
int size = font.getSize() == null ? 25 + (10 - textLen) / 2 : font.getSize();
//3.字体样式
int style = font.getBold() ? Font.BOLD : Font.PLAIN;
//4.构造字体
Font f = new Font(font.getFamily(), style, size);
//5.总的角跨度
double totalArcAng = font.getSpace() * textLen;
//6.从边线向中心的移动因子
float minRat = 0.90f;
double startAngle = isTop ? -90f - totalArcAng / 2f : 90f - totalArcAng / 2f;
double step = 0.5;
int alCount = (int) Math.ceil(totalArcAng / step) + 1;
double[] angleArr = new double[alCount];
double[] arcLenArr = new double[alCount];
int num = 0;
double accArcLen = 0.0;
angleArr[num] = startAngle;
arcLenArr[num] = accArcLen;
num++;
double angR = startAngle * Math.PI / 180.0;
double lastX = radiusX * Math.cos(angR) + radiusWidth;
double lastY = radiusY * Math.sin(angR) + radiusHeight;
for (double i = startAngle + step; num < alCount; i += step) {
angR = i * Math.PI / 180.0;
double x = radiusX * Math.cos(angR) + radiusWidth, y = radiusY * Math.sin(angR) + radiusHeight;
accArcLen += Math.sqrt((lastX - x) * (lastX - x) + (lastY - y) * (lastY - y));
angleArr[num] = i;
arcLenArr[num] = accArcLen;
lastX = x;
lastY = y;
num++;
}
double arcPer = accArcLen / textLen;
for (int i = 0; i < textLen; i++) {
double arcL = i * arcPer + arcPer / 2.0;
double ang = 0.0;
for (int p = 0; p < arcLenArr.length - 1; p++) {
if (arcLenArr[p] <= arcL && arcL <= arcLenArr[p + 1]) {
ang = (arcL >= ((arcLenArr[p] + arcLenArr[p + 1]) / 2.0)) ? angleArr[p + 1] : angleArr[p];
break;
}
}
angR = (ang * Math.PI / 180f);
Float x = radiusX * (float) Math.cos(angR) + radiusWidth;
Float y = radiusY * (float) Math.sin(angR) + radiusHeight;
double qxang = Math.atan2(radiusY * Math.cos(angR), -radiusX * Math.sin(angR));
double fxang = qxang + Math.PI / 2.0;
int subIndex = isTop ? i : textLen - 1 - i;
String c = font.getText().substring(subIndex, subIndex + 1);
//获取文字高宽
FontMetrics fm = sun.font.FontDesignMetrics.getMetrics(f);
int w = fm.stringWidth(c), h = fm.getHeight();
if (isTop) {
x += h * minRat * (float) Math.cos(fxang);
y += h * minRat * (float) Math.sin(fxang);
x += -w / 2f * (float) Math.cos(qxang);
y += -w / 2f * (float) Math.sin(qxang);
} else {
x += (h * minRat) * (float) Math.cos(fxang);
y += (h * minRat) * (float) Math.sin(fxang);
x += w / 2f * (float) Math.cos(qxang);
y += w / 2f * (float) Math.sin(qxang);
}
// 旋转
AffineTransform affineTransform = new AffineTransform();
affineTransform.scale(0.8, 1);
if (isTop)
affineTransform.rotate(Math.toRadians((fxang * 180.0 / Math.PI - 90)), 0, 0);
else
affineTransform.rotate(Math.toRadians((fxang * 180.0 / Math.PI + 180 - 90)), 0, 0);
Font f2 = f.deriveFont(affineTransform);
g2d.setFont(f2);
g2d.drawString(c, x.intValue() + INIT_BEGIN, y.intValue() + INIT_BEGIN);
}
}
/**
*
*/
private static void drawFont(Graphics2D g2d, int circleWidth, int circleHeight, SealFont font) {
if (font == null) {
return;
}
//1.字体长度
int textLen = font.getText().length();
//2.字体大小,默认根据字体长度动态设定
int size = font.getSize() == null ? (55 - textLen * 2) : font.getSize();
//3.字体样式
int style = font.getBold() ? Font.BOLD : Font.PLAIN;
//4.构造字体
Font f = new Font(font.getFamily(), style, size);
g2d.setFont(f);
FontRenderContext context = g2d.getFontRenderContext();
String[] fontTexts = font.getText().split("\n");
if (fontTexts.length > 1) {
int y = 0;
for (String fontText : fontTexts) {
y += Math.abs(f.getStringBounds(fontText, context).getHeight());
}
//5.设置上边距
float margin = INIT_BEGIN + (float) (circleHeight / 2 - y / 2);
for (String fontText : fontTexts) {
Rectangle2D rectangle2D = f.getStringBounds(fontText, context);
g2d.drawString(fontText, (float) (circleWidth / 2 - rectangle2D.getCenterX()), margin);
margin += Math.abs(rectangle2D.getHeight());
}
} else {
Rectangle2D rectangle2D = f.getStringBounds(font.getText(), context);
//5.设置上边距,默认在中心
float margin = font.getMargin() == null ?
(float) (circleHeight / 2 - rectangle2D.getCenterY()) :
(float) (circleHeight / 2 - rectangle2D.getCenterY()) + (float) font.getMargin();
g2d.drawString(font.getText(), (float) (circleWidth / 2 - rectangle2D.getCenterX()), margin);
}
}
/**
*
*/
private static void drawCircle(Graphics2D g2d, SealCircle circle, int x, int y) {
if (circle == null) {
return;
}
//1.圆线条粗细默认是圆直径的1/35
int lineSize = circle.getLine() == null ? circle.getHeight() * 2 / (35) : circle.getLine();
//2.画圆
g2d.setStroke(new BasicStroke(lineSize));
g2d.drawOval(x, y, circle.getWidth() * 2, circle.getHeight() * 2);
}
/**
*
*/
public boolean draw2(String pngPath) throws Exception {
if (mainFont == null || mainFont.getText().length() < 2 || mainFont.getText().length() > 4) {
throw new IllegalArgumentException("请输入2-4个字");
}
int fixH = 18;
int fixW = 2;
//1.画布
BufferedImage bi = new BufferedImage(size, size / 2, BufferedImage.TYPE_4BYTE_ABGR);
//2.画笔
Graphics2D g2d = bi.createGraphics();
//2.1设置画笔颜色
g2d.setPaint(Color.RED);
//2.2抗锯齿设置
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
//3.写签名
int marginW = fixW + borderSquare;
float marginH;
FontRenderContext context = g2d.getFontRenderContext();
Rectangle2D rectangle;
Font f;
if (mainFont.getText().length() == 2) {
if (stamp != null && stamp.trim().length() > 0) {
bi = drawThreeFont(bi, g2d, mainFont.append(stamp), borderSquare, size, fixH, fixW, true);
} else {
f = new Font(mainFont.getFamily(), Font.BOLD, mainFont.getSize());
g2d.setFont(f);
rectangle = f.getStringBounds(mainFont.getText().substring(0, 1), context);
marginH = (float) (Math.abs(rectangle.getCenterY()) * 2 + marginW) + fixH - 4;
g2d.drawString(mainFont.getText().substring(0, 1), marginW, marginH);
marginW += Math.abs(rectangle.getCenterX()) * 2 + (mainFont.getSpace() == null ? INIT_BEGIN : mainFont.getSpace());
g2d.drawString(mainFont.getText().substring(1), marginW, marginH);
//拉伸
BufferedImage nbi = new BufferedImage(size, size, bi.getType());
Graphics2D ng2d = nbi.createGraphics();
ng2d.setPaint(Color.RED);
ng2d.drawImage(bi, 0, 0, size, size, null);
//画正方形
ng2d.setStroke(new BasicStroke(borderSquare));
ng2d.drawRect(0, 0, size, size);
ng2d.dispose();
bi = nbi;
}
} else if (mainFont.getText().length() == 3) {
if (stamp != null && stamp.trim().length() > 0) {
bi = drawFourFont(bi, mainFont.append(stamp), borderSquare, size, fixH, fixW);
} else {
bi = drawThreeFont(bi, g2d, mainFont, borderSquare, size, fixH, fixW, false);
}
} else {
bi = drawFourFont(bi, mainFont, borderSquare, size, fixH, fixW);
}
g2d.dispose();
return ImageIO.write(bi, "PNG", new File(pngPath));
}
/**
*
*/
private static BufferedImage drawThreeFont(BufferedImage bi, Graphics2D g2d, SealFont font, int lineSize, int imageSize, int fixH, int fixW, boolean isWithYin) {
fixH -= 9;
int marginW = fixW + lineSize;
//设置字体
Font f = new Font(font.getFamily(), Font.BOLD, font.getSize());
g2d.setFont(f);
FontRenderContext context = g2d.getFontRenderContext();
Rectangle2D rectangle = f.getStringBounds(font.getText().substring(0, 1), context);
float marginH = (float) (Math.abs(rectangle.getCenterY()) * 2 + marginW) + fixH;
int oldW = marginW;
if (isWithYin) {
g2d.drawString(font.getText().substring(2, 3), marginW, marginH);
marginW += rectangle.getCenterX() * 2 + (font.getSpace() == null ? INIT_BEGIN : font.getSpace());
} else {
marginW += rectangle.getCenterX() * 2 + (font.getSpace() == null ? INIT_BEGIN : font.getSpace());
g2d.drawString(font.getText().substring(0, 1), marginW, marginH);
}
//拉伸
BufferedImage nbi = new BufferedImage(imageSize, imageSize, bi.getType());
Graphics2D ng2d = nbi.createGraphics();
ng2d.setPaint(Color.RED);
ng2d.drawImage(bi, 0, 0, imageSize, imageSize, null);
//画正方形
ng2d.setStroke(new BasicStroke(lineSize));
ng2d.drawRect(0, 0, imageSize, imageSize);
ng2d.dispose();
bi = nbi;
g2d = bi.createGraphics();
g2d.setPaint(Color.RED);
g2d.setFont(f);
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
if (isWithYin) {
g2d.drawString(font.getText().substring(0, 1), marginW, marginH += fixH);
rectangle = f.getStringBounds(font.getText(), context);
marginH += Math.abs(rectangle.getHeight());
g2d.drawString(font.getText().substring(1), marginW, marginH);
} else {
g2d.drawString(font.getText().substring(1, 2), oldW, marginH += fixH);
rectangle = f.getStringBounds(font.getText(), context);
marginH += Math.abs(rectangle.getHeight());
g2d.drawString(font.getText().substring(2, 3), oldW, marginH);
}
return bi;
}
/**
*
*/
private static BufferedImage drawFourFont(BufferedImage bi, SealFont font, int lineSize, int imageSize, int fixH, int fixW) {
int marginW = fixW + lineSize;
//拉伸
BufferedImage nbi = new BufferedImage(imageSize, imageSize, bi.getType());
Graphics2D ng2d = nbi.createGraphics();
ng2d.setPaint(Color.RED);
ng2d.drawImage(bi, 0, 0, imageSize, imageSize, null);
//画正方形
ng2d.setStroke(new BasicStroke(lineSize));
ng2d.drawRect(0, 0, imageSize, imageSize);
ng2d.dispose();
bi = nbi;
Graphics2D g2d = bi.createGraphics();
g2d.setPaint(Color.RED);
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
FontRenderContext context = g2d.getFontRenderContext();
Font f = new Font(font.getFamily(), Font.BOLD, font.getSize());
g2d.setFont(f);
Rectangle2D rectangle = f.getStringBounds(font.getText().substring(0, 1), context);
float marginH = (float) (Math.abs(rectangle.getCenterY()) * 2 + marginW) + fixH;
g2d.drawString(font.getText().substring(2, 3), marginW, marginH);
int oldW = marginW;
marginW += Math.abs(rectangle.getCenterX()) * 2 + (font.getSpace() == null ? INIT_BEGIN : font.getSpace());
g2d.drawString(font.getText().substring(0, 1), marginW, marginH);
marginH += Math.abs(rectangle.getHeight());
g2d.drawString(font.getText().substring(3, 4), oldW, marginH);
g2d.drawString(font.getText().substring(1, 2), marginW, marginH);
return bi;
}
}

@ -1,8 +1,14 @@
package com.sztzjy.fund_investment;
import com.sztzjy.fund_investment.util.seal.SealCircle;
import com.sztzjy.fund_investment.util.seal.SealFont;
import com.sztzjy.fund_investment.util.seal.SealUtil;
import org.aspectj.lang.annotation.Before;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
import java.io.File;
@SpringBootTest
class FundInvestmentApplicationTests {
@ -10,4 +16,63 @@ class FundInvestmentApplicationTests {
void contextLoads() {
}
@Test
public void OfficialSeal_1() throws Exception {
SealUtil.builder()
.size(200)
.borderCircle(SealCircle.builder().line(4).width(95).height(95).build())
.mainFont(SealFont.builder().text("天泽股权投资基金").size(22).space(22.0).margin(4).build())
.centerFont(SealFont.builder().text("★").size(60).build())
.titleFont(SealFont.builder().text("电子签章").size(16).space(8.0).margin(54).build())
.build()
.draw("D:\\home\\公章1.png");
System.out.println("已完成");
}
@Test
public void OfficialSeal_2() throws Exception {
SealUtil.builder()
.size(300)
.borderCircle(SealCircle.builder().line(5).width(140).height(140).build())
.mainFont(SealFont.builder().text("xxx科技有限公司").size(35).space(35.0).margin(10).build())
.centerFont(SealFont.builder().text("★").size(100).build())
.titleFont(SealFont.builder().text("电子签章").size(22).space(10.0).margin(68).build())
.build()
.draw("D:\\home\\公章2.png");
}
@Test
public void OfficialSeal_3() throws Exception {
SealUtil.builder()
.size(300)
.borderCircle(SealCircle.builder().line(3).width(144).height(100).build())
.borderInnerCircle(SealCircle.builder().line(1).width(140).height(96).build())
.mainFont(SealFont.builder().text("xxx科技有限公司").size(25).space(12.0).margin(10).build())
.centerFont(SealFont.builder().text("NO.5201314").size(20).build())
.titleFont(SealFont.builder().text("电子合同专用章").size(20).space(9.0).margin(64).build())
.build()
.draw("D:\\home\\公章3.png");
}
@Test
public void PrivateSeal_1() throws Exception {
SealUtil.builder()
.size(300)
.borderSquare(16)
.mainFont(SealFont.builder().text("秦始皇").size(120).build())
.build()
.draw("D:\\home\\私章1.png");
}
@Test
public void PrivateSeal_2() throws Exception {
SealUtil.builder()
.size(300)
.borderSquare(16)
.mainFont(SealFont.builder().text("刘皇叔印").size(120).build())
.build()
.draw("D:\\home\\私章2.png");
}
}

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