SBaseImageEdit.ts 18 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499
  1. /*
  2. * *********************************************************************************************************************
  3. *
  4. * !!
  5. * .F88X
  6. * X8888Y
  7. * .}888888N;
  8. * i888888N; .:! .I$WI:
  9. * R888888I .'N88~ i8}+8Y&8"l8i$8>8W~'>W8}8]KW+8IIN"8&
  10. * .R888888I .;N8888~ .X8' "8I.!,/8" !%NY8`"8I8~~8>,88I
  11. * +888888N; .8888888Y "&&8Y.}8,
  12. * ./888888N; .R888888Y .'}~ .>}'.`+> i}! "i' +/' .'i~ !11,.:">, .~]! .i}i
  13. * ~888888%: .I888888l .]88~`1/iY88Ii+1'.R$8$8]"888888888> Y8$ W8E X8E W8888'188Il}Y88$*
  14. * 18888888 E8888881 .]W%8$`R8X'&8%++N8i,8N%N8+l8%` .}8N:.R$RE%N88N%N$K$R 188,FE$8%~Y88I
  15. * .E888888I .i8888888' .:$8I;88+`E8R:/8N,.>881.`$8E/1/]N8X.Y8N`"KF&&FK!'88*."88K./$88%RN888+~
  16. * 8888888I .,N888888~ ~88i"8W,!N8*.I88.}888%F,i$88"F88" 888:E8X.>88!i88>`888*.}Fl1]*}1YKi'
  17. * i888888N' I888Y ]88;/EX*IFKFK88X K8R .l8W 88Y ~88}'88E&%8W.X8N``]88!.$8K .:W8I
  18. * .i888888N; I8Y .&8$ .X88! i881.:%888>I88 ;88] +88+.';;;;:.Y88X 18N.,88l .+88/
  19. * .:R888888I
  20. * .&888888I Copyright (c) 2016-2020. 博锐尚格科技股份有限公司
  21. * ~8888'
  22. * .!88~ All rights reserved.
  23. *
  24. * *********************************************************************************************************************
  25. */
  26. import { SPainter, SRect, SSize, SColor, SPoint } from "@persagy-web/draw";
  27. import { SImageShowType, STextOrigin } from "@persagy-web/graph";
  28. import { SGraphItem, SAnchorItem, SLineStyle } from "@persagy-web/graph";
  29. import { SItemStatus } from "@persagy-web/big";
  30. import { SGraphEdit } from "..";
  31. import { Marker } from "../type/Marker";
  32. import { ItemOrder } from '@persagy-web/big/lib';
  33. import { SMouseEvent } from '@persagy-web/base/lib';
  34. /**
  35. * 图片编辑类
  36. *
  37. * @author 韩耀龙 <han_yao_long@163.com>
  38. */
  39. export class SBaseImageEdit extends SGraphEdit {
  40. //////////////////////////////////////////////////////////////////////////////////////////////////////////////////
  41. //属性
  42. /** item 数据*/
  43. _data: Marker | null = null;
  44. get data(): Marker | null {
  45. return this._data;
  46. } // Get data
  47. set data(v: Marker | null) {
  48. this._data = v;
  49. if (v) {
  50. this.inData(v);
  51. this.update();
  52. }
  53. } // Set data
  54. // default url key
  55. defaultUrl:string = '';
  56. /** 起始锚点 */
  57. startItem: SGraphItem | null = null;
  58. /** 结束锚点 */
  59. endItem: SGraphItem | null = null;
  60. /** 图片 */
  61. img: CanvasImageSource | undefined;
  62. /** 展示模式 */
  63. private _showType: SImageShowType = SImageShowType.Full;
  64. get showType(): SImageShowType {
  65. return this._showType;
  66. }
  67. set showType(v: SImageShowType) {
  68. this._showType = v;
  69. this.computeImgSize();
  70. this.update();
  71. }
  72. /** 边框色 */
  73. private _strokeColor: SColor = SColor.Transparent;
  74. get strokeColor(): SColor {
  75. return this._strokeColor;
  76. }
  77. set strokeColor(v: SColor) {
  78. this._strokeColor = v;
  79. this.update();
  80. }
  81. /** 边框宽度 */
  82. private _lineWidth: number = 1;
  83. get lineWidth(): number {
  84. return this._lineWidth;
  85. }
  86. set lineWidth(v: number) {
  87. this._lineWidth = v;
  88. this.update();
  89. }
  90. /** 原点位置 */
  91. private _originPosition: STextOrigin = STextOrigin.LeftTop;
  92. get originPosition(): STextOrigin {
  93. return this._originPosition;
  94. }
  95. set originPosition(v: STextOrigin) {
  96. this._originPosition = v;
  97. this.update();
  98. }
  99. /** 线条样式 */
  100. private _lineStyle: SLineStyle = SLineStyle.Solid;
  101. get lineStyle(): SLineStyle {
  102. return this._lineStyle;
  103. }
  104. set lineStyle(v: SLineStyle) {
  105. this._lineStyle = v;
  106. this.update();
  107. }
  108. /** 图片加载是否完成 */
  109. isLoadOver: boolean = false;
  110. /** 图片的宽度 */
  111. private imgWidth: number = this.width;
  112. /** 图片的高度 */
  113. private imgHeight: number = this.height;
  114. /** 图片地址 */
  115. private _url: string = "";
  116. get url(): string {
  117. return this._url;
  118. }
  119. set url(v: string) {
  120. this._url = v;
  121. this.img = new Image();
  122. this.img.onload = (e): void => {
  123. const isiOS = !!navigator.userAgent.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/);
  124. if (isiOS) {
  125. this.isLoadOver = true;
  126. this.computeImgSize();
  127. this.$emit("imgLoadOver");
  128. this.update();
  129. } else {
  130. // @ts-ignore
  131. const imgSrc = e.path[0].src;
  132. if (this.isUrlIdentical(imgSrc)) {
  133. this.isLoadOver = true;
  134. this.computeImgSize();
  135. this.$emit("imgLoadOver");
  136. this.update();
  137. }
  138. }
  139. };
  140. this.img.onerror = (e): void => {
  141. // @ts-ignore
  142. const imgSrc = e.path[0].src;
  143. if (this.isUrlIdentical(imgSrc)) {
  144. this.isLoadOver = false;
  145. this.$emit("imgLoadOver");
  146. this.update();
  147. console.log("加载图片错误!", e);
  148. }
  149. };
  150. this.img.src = v;
  151. }
  152. /** 锚点 list */
  153. anchorList: SAnchorItem[] = [];
  154. /** 宽度 */
  155. private _width: number = 64;
  156. /** 原点 */
  157. origin = new SPoint();
  158. get width(): number {
  159. return this._width;
  160. }
  161. set width(v: number) {
  162. if (v > 0) {
  163. if (v != this._width) {
  164. let w = this._width;
  165. this._width = v;
  166. this.onResize(
  167. new SSize(w, this._height),
  168. new SSize(this._width, this._height)
  169. );
  170. }
  171. }
  172. this.update();
  173. } //Set width
  174. /** 高度 */
  175. private _height: number = 64;
  176. get height(): number {
  177. return this._height;
  178. }
  179. set height(v: number) {
  180. if (v > 0) {
  181. if (v != this._height) {
  182. let h = this._height;
  183. this._height = v;
  184. this.onResize(
  185. new SSize(this._width, h),
  186. new SSize(this._width, this._height)
  187. );
  188. }
  189. }
  190. this.update();
  191. } //Set height
  192. /**编辑状态 */
  193. protected _status: SItemStatus = SItemStatus.Normal;
  194. get status(): SItemStatus {
  195. return this._status;
  196. }
  197. set status(value: SItemStatus) {
  198. const oldStatus = this._status;
  199. const newStatus = value;
  200. this._status = value;
  201. //状态变更触发事件
  202. this.$emit('StatusChange', oldStatus, newStatus)
  203. this.update();
  204. }
  205. //////////////////////////////////////////////////////////////////////////////////////////////////////////////
  206. // 函数
  207. /**
  208. * 构造函数
  209. *
  210. * @param parent 指向父对象
  211. */
  212. constructor(parent: SGraphItem | null, data: Marker | null = null) {
  213. super(parent);
  214. if (data) {
  215. this.data = data;
  216. }
  217. }
  218. /**
  219. * 如果 data 设置;初始化data
  220. */
  221. inData(data: Marker) {
  222. this.zOrder = ItemOrder.imageOrder;
  223. // this.isTransform = false;
  224. this.url = "data:image/png;base64,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";
  225. this.name = data.name;
  226. this.moveTo(data.pos.x, data.pos.y);
  227. if (data.size) {
  228. this.width = data.size.width;
  229. this.height = data.size.height;
  230. }
  231. if (data.style && data.style.default) {
  232. if (data.style.default.zorder) {
  233. this.zOrder = data.style.default.zorder;
  234. }
  235. // 图片url
  236. if (data.style.default.url) {
  237. this.defaultUrl = data.style.default.url;
  238. }
  239. // 线宽
  240. if (data.style.default.lineWidth) {
  241. this.lineWidth = data.style.default.lineWidth;
  242. }
  243. // 线颜色
  244. if (data.style.default.strokeColor) {
  245. this.strokeColor = new SColor(data.style.default.strokeColor)
  246. }
  247. // 线样式
  248. if (data.style.default.lineStyle) {
  249. this.lineStyle = data.style.default.lineStyle
  250. }
  251. this.origin = new SPoint(this.width / 2, this.height / 2);
  252. }
  253. }// Function inData()
  254. /**
  255. * 将类中得数据转换为方便存储格式的方法
  256. *
  257. * @return 针对 item 类型保持相应的格式
  258. */
  259. toData(): any {
  260. if(!this.data){
  261. return
  262. }
  263. if (this.data.size) {
  264. this.data.size.width = this.width;
  265. this.data.size.height = this.height;
  266. } else {
  267. const width = this.width;
  268. const height = this.height;
  269. this.data.size = {
  270. width,
  271. height,
  272. }
  273. }
  274. this.data.pos.x = this.pos.x;
  275. this.data.pos.y = this.pos.y;
  276. this.data.style.default.zorder = this.zOrder;
  277. this.data.style.default.url = this.defaultUrl;
  278. this.data.style.default.lineWidth = this.lineWidth;
  279. this.data.style.default.strokeColor = this.strokeColor.value;
  280. this.data.style.default.lineStyle = this.lineStyle;
  281. return this.data
  282. }
  283. /**
  284. * 根据显示模式计算图片的宽高
  285. */
  286. computeImgSize(): void {
  287. if (this.isLoadOver) {
  288. // 要绘制图片的宽度
  289. let width = 0;
  290. // 要绘制图片的宽度
  291. let height = 0;
  292. // 图片 item 的宽高比
  293. let itemAspectRatio: number = this.width / this.height;
  294. // 原始图片的宽高比
  295. let imgAspectRatio: number =
  296. // @ts-ignore
  297. (this.img.width as number) / (this.img.height as number);
  298. // 原始图片的高宽比
  299. let imgHwRatio: number =
  300. // @ts-ignore
  301. (this.img.height as number) / (this.img.width as number);
  302. if (this.showType == SImageShowType.Full) {
  303. width = this.width;
  304. height = this.height;
  305. } else if (this.showType == SImageShowType.Equivalency) {
  306. if (itemAspectRatio > imgAspectRatio) {
  307. height = this.height;
  308. width = imgAspectRatio * height;
  309. } else if (itemAspectRatio < imgAspectRatio) {
  310. width = this.width;
  311. height = width * imgHwRatio;
  312. } else {
  313. width = this.width;
  314. height = this.height;
  315. }
  316. } else if (this.showType == SImageShowType.AutoFit) {
  317. // @ts-ignore
  318. this.width = this.img.width as number;
  319. // @ts-ignore
  320. this.height = this.img.height as number;
  321. width = this.width;
  322. height = this.height;
  323. }
  324. this.imgWidth = width;
  325. this.imgHeight = height;
  326. // 设置原点位置(默认左上角)
  327. if (this.originPosition == STextOrigin.Center) {
  328. this.origin = new SPoint(this.width / 2, this.height / 2);
  329. }
  330. }
  331. this.origin = new SPoint(this.width / 2, this.height / 2);
  332. this.update();
  333. }
  334. /**
  335. * 判断当前地址和回调地址是否相同
  336. *
  337. * @param imgUrl 图片回调地址
  338. * @return 当前地址和回调地址是否相同
  339. */
  340. private isUrlIdentical(imgUrl: string): boolean {
  341. if (this.url.indexOf("://") == -1) {
  342. const reg = /^\s*data:([a-z]+\/[a-z0-9-+.]+(;[a-z-]+=[a-z0-9-]+)?)?(;base64)?,([a-z0-9!$&',()*+;=\-._~:@\/?%\s]*?)\s*$/i;
  343. if (reg.test(this.url)) {
  344. return this.url == imgUrl;
  345. } else {
  346. return this.url == this.GetUrlRelativePath(imgUrl);
  347. }
  348. } else {
  349. return this.url == imgUrl;
  350. }
  351. }
  352. /**
  353. * 截取绝对路径中的相对路径
  354. *
  355. * @param url 绝对路径
  356. * @return 相对路径
  357. */
  358. private GetUrlRelativePath(url: string): string {
  359. const arrUrl = url.split("//");
  360. const start = arrUrl[1].indexOf("/");
  361. const relUrl = arrUrl[1].substring(start);
  362. return relUrl;
  363. }
  364. /**
  365. * 大小改变
  366. *
  367. * @param oldSize 旧数据
  368. * @param newSize 新数据
  369. */
  370. resize(oldSize: SRect, newSize: SRect): void {
  371. this.width = newSize.width;
  372. this.height = newSize.height;
  373. this.update()
  374. }
  375. /**
  376. * Item 对象边界区域
  377. *
  378. * @return 边界区域
  379. */
  380. boundingRect(): SRect {
  381. return new SRect(
  382. -this.origin.x,
  383. -this.origin.y,
  384. this.width * 1,
  385. this.height * 1
  386. );
  387. }
  388. /**
  389. * 宽高发发生变化
  390. *
  391. * @param oldSize 改之前的大小
  392. * @param newSize 改之后大小
  393. */
  394. protected onResize(oldSize: SSize, newSize: SSize): void {
  395. this.computeImgSize();
  396. this.update();
  397. }
  398. /**
  399. * 鼠标按下事件
  400. *
  401. * @param event 保存事件参数
  402. * @return 是否处理事件
  403. */
  404. onMouseDown(event: SMouseEvent): boolean {
  405. super.onMouseDown(event);
  406. return this.moveable;
  407. } // Function onMouseDown()
  408. /**
  409. * 释放鼠标事件
  410. *
  411. * @param event 保存事件参数
  412. * @return 是否处理事件
  413. */
  414. onMouseUp(event: SMouseEvent): boolean {
  415. super.onMouseUp(event);
  416. return this.moveable;
  417. } // Function onMouseUp()
  418. /**
  419. * Item 绘制操作
  420. *
  421. * @param painter 绘画类
  422. */
  423. onDraw(painter: SPainter): void {
  424. painter.translate(-this.origin.x, -this.origin.y);
  425. if (this.isLoadOver) {
  426. // @ts-ignore
  427. painter.drawImage(this.img, 0, 0, this.imgWidth, this.imgHeight);
  428. }
  429. // 是否选中
  430. if (this.selected) {
  431. painter.shadow.shadowBlur = 10;
  432. painter.shadow.shadowColor = new SColor(`#00000033`);
  433. painter.shadow.shadowOffsetX = 5;
  434. painter.shadow.shadowOffsetY = 5;
  435. } else {
  436. painter.shadow.shadowColor = SColor.Transparent;
  437. }
  438. if (this.lineStyle == SLineStyle.Dashed) {
  439. painter.pen.lineDash = [
  440. painter.toPx(this.lineWidth * 3),
  441. painter.toPx(this.lineWidth * 7)
  442. ];
  443. } else if (this.lineStyle == SLineStyle.Dotted) {
  444. painter.pen.lineDash = [
  445. painter.toPx(2 * this.lineWidth),
  446. painter.toPx(2 * this.lineWidth)
  447. ];
  448. }
  449. painter.pen.lineWidth = this.lineWidth;
  450. painter.pen.color = this.strokeColor;
  451. painter.brush.color = SColor.Transparent;
  452. painter.drawRect(0, 0, this.width, this.height);
  453. }
  454. }