package com.xzx.gc.common.utils.image;
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import cn.hutool.core.io.FileUtil;
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import com.xzx.gc.common.constant.Constants;
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import com.xzx.gc.common.utils.BusinessUtil;
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import lombok.extern.slf4j.Slf4j;
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import net.coobird.thumbnailator.Thumbnails;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.imageio.ImageIO;
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import java.awt.*;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.net.URL;
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import java.util.HashMap;
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import java.util.Map;
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@Component
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@Slf4j
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public class GraphicsUtils {
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@Autowired
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private BusinessUtil businessUtil;
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/**
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* @param imgName 图片名称
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* @param codePath 二维码路径
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* @param avata 头像全路径
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* @param backgroundUrl 背景图地址
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* @param spuName 文字
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* @throws Exception
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*/
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public Map<String, String> generatePoster(String imgName, String codePath, String avata,
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String backgroundUrl, String spuName, Integer x1, Integer y1, Integer x2, Integer y2, Integer x3, Integer y3, int size) {
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String urlPrefix = null;
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String imgPath = null;
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try {
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urlPrefix = businessUtil.getViewUrl();
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imgPath = Constants.IMG_UPLOAD_PATH + imgName;
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if (!FileUtil.exist(imgPath)) {
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//背景图
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BufferedImage bufferImage = QrCodeBaseUtils.imageToBufferedImage(backgroundUrl);
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Graphics2D graphics = bufferImage.createGraphics();
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graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
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//小程序码
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BufferedImage qrCodeImage = ImageIO.read(new File(codePath));
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graphics.drawImage(qrCodeImage, x1, y1, null);
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//头像
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if (x2 != null) {
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BufferedImage logoBufferImage = Thumbnails.of(new URL(avata)).size(150, 150).asBufferedImage();
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graphics.drawImage(logoBufferImage, x2, y2, null);
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}
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//文字
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if (x3 != null) {
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Font font = new Font("黑体", Font.BOLD, size);
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graphics.setFont(font);
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graphics.setPaint(Color.black);
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graphics.drawString(spuName, x3, y3);
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}
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QrCodeGraphicsUtils.savePic(bufferImage, 1, "jpg", 0.8, imgPath);
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graphics.dispose();
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File file = new File(imgPath);
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long uploadUrl = FileUtil.size(file);
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//小于10kb重新生成
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if (uploadUrl <= Constants.MIN_FILE_SIZE) {
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log.error("生成海报失败:图片大小异常：{}", uploadUrl);
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return null;
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}
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} else {
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//判断文件是否正常 不正常 删除
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File file = new File(imgPath);
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long uploadUrl = FileUtil.size(file);
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if (uploadUrl <= Constants.MIN_FILE_SIZE) {
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FileUtil.del(file);
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return null;
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}
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}
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} catch (Exception e) {
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return null;
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}
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log.debug("生成海报成功，路径：" + imgPath);
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Map<String, String> map = new HashMap<>();
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map.put("viewUrl", urlPrefix + "/" + imgName);
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map.put("uploadUrl", imgPath);
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return map;
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}
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// public static void createPosterByRedTemplate(byte[] linkUrl, boolean logoStatus, String logoPath,
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// String backgroundUrl, String spuPicUrl, String spuLeaguerPrice, String spuPrice, String spuName)
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// throws Exception {
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// // qrCode
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//// BufferedImage qrCodeImage = QrCodeGraphicsUtils.createQrCode(linkUrl, false, logoStatus, logoPath, true, 160);
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// ByteArrayInputStream in = new ByteArrayInputStream(linkUrl);
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//// BufferedImage qrCodeImage = ImageIO.read(in );
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//
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// File file = FileUtil.writeFromStream(in, new File("d:/a.jpg"));
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//
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// // 海报背景
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// BufferedImage bufferImage = QrCodeBaseUtils.imageToBufferedImage(backgroundUrl);
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//
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// Graphics2D graphics = bufferImage.createGraphics();
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// graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
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// graphics = bufferImage.createGraphics();
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// // 绘制 qrCode
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//// graphics.drawImage(qrCodeImage, 437, 616, null);
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//
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// // 绘制 头像
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// // graphics = QrCodeGraphicsUtils.drawAvatar(graphics, logoPath, bufferImage, 32, 714);
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//
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// // 商品主图
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// BufferedImage spuPicBufferImage = null;
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// spuPicBufferImage = QrCodeBaseUtils.imageToBufferedImage(spuPicUrl);
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// // 绘制商品主图
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// // graphics.drawImage(spuPicBufferImage, 244, 249, null);
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//
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// // 文本
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// // QrCodeGraphicsUtils.drawRightTextNewLine(graphics, spuName, 235, 132, 35, 346, Color.WHITE, 24, 2, 350);
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//
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// // 会员特价
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// Font font = new Font("微软雅黑", Font.PLAIN, 26);
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// graphics.setFont(font);
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// // QrCodeGraphicsUtils.drawText(graphics, spuLeaguerPrice, 232, 65, Color.WHITE);
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// // 原价
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// Font font2 = new Font("微软雅黑", Font.PLAIN, 22);
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// graphics.setFont(font2);
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// // QrCodeGraphicsUtils.drawText(graphics, spuPrice, 232, 100, Color.WHITE);
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//
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// graphics.dispose();
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//
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// ByteArrayOutputStream os = new ByteArrayOutputStream();
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// ImageIO.write(bufferImage, "JPG", os);
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// byte[] arrayImage = os.toByteArray();
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// InputStream inputStream = new ByteArrayInputStream(arrayImage);
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// if (os != null) {
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// os.close();
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// }
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// if (inputStream != null) {
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// inputStream.close();
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// }
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//
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// QrCodeGraphicsUtils.savePic(bufferImage, 1, "jpg", 0.8, System.currentTimeMillis() + "");
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// }
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}
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