uploadImgsName.vue 11 KB

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  1. <!--
  2. @param keysArr 承接数组
  3. @param readOnly 删除按钮是否显示,上传是否显示
  4. @param max 上传最大数限制
  5. @click change 承接数组发生变化时触发函数
  6. -->
  7. <template>
  8. <div id="sagaUploads">
  9. <div class="saga-upload-images">
  10. <div v-if="type != 'video'" class="point-view" v-for="(item,index) in imagesArr">
  11. <div class="point-image">
  12. <i v-if="!readOnly" class="el-icon-delete" @click="delImage(index,item)"></i>
  13. <img @click="lookImg" :src="imageGetUrl + '&key=' +item.key" alt v-load>
  14. </div>
  15. <form-input :label="''" @change="getName" :keys="index" :value="item.name" :width="10"></form-input>
  16. </div>
  17. <div v-if="type == 'video'" class="point-view" v-for="(item,index) in imagesArr">
  18. <div class="point-image">
  19. <i v-if="!readOnly" class="el-icon-delete" @click="delImage(index,item)"></i>
  20. <video
  21. width="100%"
  22. height="100%;"
  23. :src="imageGetUrl + '&key=' +item.key"
  24. controls="controls"
  25. >您的浏览器不支持 video 标签。</video>
  26. </div>
  27. <form-input :label="''" @change="getName" :keys="index" :value="item.name" :width="10"></form-input>
  28. </div>
  29. <div v-if="!readOnly && imagesArr.length < max" style="float:left;">
  30. <el-upload
  31. class="avatar-uploader"
  32. :http-request="uploadAndSubmit"
  33. :show-file-list="false"
  34. :accept="accept"
  35. action
  36. drag
  37. style="position: relation"
  38. >
  39. <i class="el-icon-plus avatar-uploader-icon"></i>
  40. </el-upload>
  41. <video style="display:none;" id="video" controls/>
  42. </div>
  43. </div>
  44. <details-dialog :title="'图片'" :iframeSrc="iframeSrc" :dialog="dialog" :setData="imagesArr"></details-dialog>
  45. </div>
  46. </template>
  47. <script>
  48. import tools from "@/utils/scan/tools";
  49. import formInput from "@/components/business_space/lib/formInput"
  50. import detailsDialog from "@/components/business_space/lib/detailsDia"
  51. export default {
  52. components: {
  53. formInput,
  54. detailsDialog
  55. },
  56. props: {
  57. keysArr: {
  58. type: [Array, String]
  59. },
  60. readOnly: {
  61. type: Boolean,
  62. default: false
  63. },
  64. max: {
  65. type: [Number, String],
  66. default: 6
  67. },
  68. accept: {
  69. type: String,
  70. default: "image/*"
  71. },
  72. type: {
  73. type: String,
  74. default: "image"
  75. },
  76. defined: null,
  77. videoPicArr: {
  78. type: Array,
  79. default: function () {
  80. return []
  81. }
  82. }
  83. },
  84. data() {
  85. return {
  86. baseUrl: "",
  87. imageGetUrl: "/image-service/common/image_get?systemId=dataPlatform",
  88. imageUploadUrl: "/image-service/common/image_upload?systemId=dataPlatform&secret=9e0891a7a8c8e885&overwrite=true",
  89. imagesArr: [],
  90. iframeSrc: "",
  91. dialog: {
  92. details: false
  93. }
  94. };
  95. },
  96. created() {
  97. this.imageFalg();
  98. },
  99. methods: {
  100. getName(name, index) {
  101. console.log(this.imagesArr, "imagesArr")
  102. this.imagesArr[index].name = name
  103. this.$emit("change", this.imagesArr, this.defined, this.videoPicArr);
  104. },
  105. //判断是否为空
  106. imageFalg() {
  107. let type = typeof this.keysArr;
  108. if (type == "string") {
  109. this.imagesArr = [this.keysArr];
  110. } else {
  111. this.imagesArr = tools.copyArr(this.keysArr);
  112. }
  113. if (!this.keysArr) {
  114. this.imagesArr = [];
  115. }
  116. },
  117. //查看图片
  118. lookImg() {
  119. this.dialog.details = true
  120. this.iframeSrc = process.env.BASE_URL + ":8890/photo-View.html"
  121. },
  122. //删除图片
  123. delImage(i, key) {
  124. if (this.type == "video") {
  125. this.videoPicArr = this.videoPicArr.map(item => {
  126. if (item.key.substring(0, item.length - 3) == this.imagesArr[i].key.substring(0, this.imagesArr[i].length - 3)) {
  127. return undefined
  128. } else {
  129. return item
  130. }
  131. }).filter(p => p)
  132. }
  133. this.imagesArr.splice(i, 1);
  134. this.$emit("change", this.imagesArr, this.defined, this.videoPicArr);
  135. },
  136. //上传
  137. uploadAndSubmit(item, key) {
  138. // var form = document.forms["demoForm"];
  139. // if (form["file"].files.length > 0) {
  140. // 寻找表单域中的 <input type="file" ... /> 标签
  141. // var file = form["file"].files[0];
  142. let file = item.file;
  143. // try sending
  144. let reader = new FileReader();
  145. let vm = this;
  146. let fileType = file.name.split(".");
  147. let type = fileType[fileType.length - 1];
  148. let uploadKey = file.uid
  149. if (!!key) {
  150. uploadKey = key
  151. }
  152. reader.onloadstart = function () {
  153. // 这个事件在读取开始时触发
  154. };
  155. reader.onprogress = function (p) {
  156. // 这个事件在读取进行中定时触发
  157. };
  158. reader.onload = function () {
  159. // 这个事件在读取成功结束后触发
  160. };
  161. reader.onloadend = function () {
  162. // 这个事件在读取结束后,无论成功或者失败都会触发
  163. if (reader.error) {
  164. } else {
  165. // document.getElementById("bytesRead").textContent = file.size;
  166. // 构造 XMLHttpRequest 对象,发送文件 Binary 数据
  167. var xhr = new XMLHttpRequest();
  168. xhr.open(
  169. /* method */
  170. "POST",
  171. /* target url */
  172. vm.imageUploadUrl + "&key=" + uploadKey + "." + type
  173. /*, async, default to true */
  174. );
  175. //xhr.overrideMimeType("application/octet-stream");
  176. xhr.send(reader.result);
  177. xhr.onreadystatechange = function () {
  178. if (xhr.readyState == 4) {
  179. if (xhr.status == 200) {
  180. if (vm.type == 'image') {
  181. vm.imagesArr.push(
  182. {
  183. name: uploadKey + '',
  184. key: uploadKey + "." + type,
  185. systemId: "dataPlatform",
  186. type: "image"
  187. }
  188. );
  189. }
  190. if (type == 'mp4') {
  191. vm.imagesArr.push({
  192. name: uploadKey + '',
  193. key: uploadKey + "." + type,
  194. systemId: "dataPlatform",
  195. type: "video"
  196. }
  197. );
  198. vm.creatImg(vm.imageGetUrl + "&key=" + uploadKey + "." + type, uploadKey)
  199. }
  200. if (vm.type == "video" && type == "png") {
  201. vm.videoPicArr.push({
  202. name: uploadKey + '',
  203. key: uploadKey + "." + type,
  204. systemId: "dataPlatform",
  205. type: "image_video"
  206. })
  207. }
  208. vm.$emit("change", vm.imagesArr, vm.defined, vm.videoPicArr);
  209. }
  210. }
  211. };
  212. }
  213. };
  214. reader.readAsArrayBuffer(file);
  215. },
  216. dataURLtoBlob(dataURI, type) {
  217. var binary = atob(dataURI.split(',')[1]);
  218. var array = [];
  219. for (var i = 0; i < binary.length; i++) {
  220. array.push(binary.charCodeAt(i));
  221. }
  222. return new Blob([new Uint8Array(array)], { type: type });
  223. },
  224. creatImg(reader, key) {
  225. var videoDom = document.getElementById('video');
  226. videoDom.src = reader;
  227. let vm = this
  228. videoDom.onloadeddata = function () {
  229. // 这里可以打印视频时长
  230. // 这里取得视频封面
  231. var canvas = document.createElement('canvas');
  232. canvas.width = 300;
  233. canvas.height = 300 * this.videoHeight / this.videoWidth;
  234. canvas.getContext('2d').drawImage(this, 0, 0, canvas.width, canvas.height);
  235. //将canvas的base64位图片转换成图片png的file
  236. var blob = vm.dataURLtoBlob(canvas.toDataURL('image/png'), "image/png")
  237. //将其转换成file对象
  238. var file = new File([blob], "video_image.png", { type: "image/png", lastModified: Date.now() })//blob转file
  239. vm.uploadAndSubmit({ file: file }, key)
  240. }
  241. },
  242. },
  243. watch: {
  244. keysArr: function (val) {
  245. this.imageFalg();
  246. }
  247. },
  248. //自定义指令
  249. directives: {
  250. load: function (el) {
  251. let imgDom = document.createElement("img");
  252. imgDom.style.position = "absolute";
  253. imgDom.style.top = "-999px";
  254. imgDom.style.opacity = 0;
  255. imgDom.src = el.src;
  256. el.src = "";
  257. imgDom.onload = () => {
  258. let width = imgDom.width;
  259. let height = imgDom.height;
  260. if (width > height) {
  261. el.style.height = "100%";
  262. el.style.width = "auto";
  263. el.style.position = "absolute";
  264. el.style.left = "50%";
  265. el.style.top = "0";
  266. el.style.transform = "translateX(-50%)";
  267. el.style.webkitTransform = "translateX(-50%) translateY(0)";
  268. el.style.MozTransform = "translateX(-50%) translateY(0)";
  269. el.style.msTransform = "translateX(-50%) translateY(0)";
  270. el.style.OTransform = "translateX(-50%) translateY(0)";
  271. } else if (width < height) {
  272. el.src = imgDom.src;
  273. el.style.width = "100%";
  274. el.style.height = "auto";
  275. el.style.position = "absolute";
  276. el.style.top = "50%";
  277. el.style.left = "0";
  278. el.style.transform = "translateY(-50%) translateX(0)";
  279. el.style.webkitTransform = "translateY(-50%) translateX(0)";
  280. el.style.MozTransform = "translateY(-50%) translateX(0)";
  281. el.style.msTransform = "translateY(-50%) translateX(0)";
  282. el.style.OTransform = "translateY(-50%) translateX(0)";
  283. } else {
  284. el.style.width = "100%";
  285. el.style.height = "100%";
  286. el.style.position = "absolute";
  287. el.style.top = "0";
  288. el.style.left = "0";
  289. el.style.transform = "translateY(0) translateX(0)";
  290. el.style.webkitTransform = "translateY(0) translateX(0)";
  291. el.style.MozTransform = "translateY(0) translateX(0)";
  292. el.style.msTransform = "translateY(0) translateX(0)";
  293. el.style.OTransform = "translateY(0) translateX(0)";
  294. }
  295. el.src = imgDom.src;
  296. };
  297. }
  298. }
  299. };
  300. </script>
  301. <style lang="less">
  302. #sagaUploads {
  303. overflow: hidden;
  304. .avatar-uploader {
  305. height: 180px;
  306. width: 180px;
  307. overflow: hidden;
  308. .el-upload {
  309. width: 180px;
  310. height: 180px;
  311. .el-upload-dragger {
  312. width: 180px;
  313. height: 180px;
  314. .el-icon-plus {
  315. display: block;
  316. width: 20px;
  317. height: 20px;
  318. font-size: 20px;
  319. margin: 80px;
  320. }
  321. }
  322. }
  323. }
  324. .point-view {
  325. float: left;
  326. margin-right: 10px;
  327. margin-bottom: 10px;
  328. overflow: hidden;
  329. height: 240px;
  330. }
  331. .point-image {
  332. width: 180px;
  333. height: 180px;
  334. position: relative;
  335. border: 1px solid #ccc;
  336. overflow: hidden;
  337. image {
  338. z-index: 11;
  339. }
  340. i {
  341. position: absolute;
  342. bottom: 10px;
  343. right: 10px;
  344. background-color: #fff;
  345. padding: 5px;
  346. cursor: pointer;
  347. z-index: 66;
  348. }
  349. }
  350. }
  351. </style>