rpt_jspdf.js 30 KB

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  1. /**
  2. * Created by Tony on 2019/9/10.
  3. */
  4. const PDF_SCALE = 0.75;
  5. // const DPI = getScreenDPI();
  6. let JpcJsPDFHelper = {
  7. doc: null,
  8. initialize: function (orientation, unit, format) {
  9. let me = this;
  10. me.doc = new jsPDF(orientation, unit, format);
  11. return me.doc;
  12. },
  13. testFont: function () {
  14. let me = this;
  15. let doc = me.initialize('p', 'pt', 'a4');
  16. console.log(me.doc.getFontList());
  17. // console.log(me.doc.getFont());
  18. // doc.setFont("SmartSimsun", "bold");
  19. // doc.setFontSize(16);
  20. // doc.text(20, 20, '小写字母总长度:' + doc.getTextWidth('abcdefghijklmnopqrstuvwxyz'));
  21. //
  22. // doc.setFont("SmartSimsun", "normal");
  23. // doc.setFontSize(16);
  24. // doc.text(20, 40, '大写字母总长度:' + doc.getTextWidth('ABCDEFGHIJKLMNOPQRSTUVWXYZ'));
  25. //
  26. // doc.line(20, 20, 60, 20); // horizontal line
  27. // doc.line(20, 40, 60, 40); // horizontal line
  28. //
  29. // doc.save('Test.pdf');
  30. },
  31. outputAsPdf: function (pageData, paperSize, pdfName, signatureRelArr) {
  32. let me = this;
  33. let offsetX = 10;
  34. let offsetY = 10;
  35. let newName = pdfName;
  36. let pageObj = pageData;
  37. let paperSizeIdx = JV.PAGES_SIZE_STR.indexOf(paperSize);
  38. let size = JV.PAGES_SIZE[paperSizeIdx];
  39. let orientation = '';
  40. if (pageData[JV.NODE_PAGE_INFO][JV.NODE_PAGE_SIZE][0] > pageData[JV.NODE_PAGE_INFO][JV.NODE_PAGE_SIZE][1]) {
  41. orientation = 'landscape';
  42. } else {
  43. orientation = 'portrait';
  44. }
  45. let doc = me.initialize(orientation, 'pt', paperSize.toLowerCase());
  46. doc.setFont("SmartSimsun", "normal"); //目前只考虑宋体
  47. function private_getIniPageMergeBorder(mergedBand) {
  48. let rst = {};
  49. rst[JV.PROP_LEFT] = mergedBand[JV.PROP_LEFT];
  50. rst[JV.PROP_RIGHT] = mergedBand[JV.PROP_RIGHT];
  51. rst[JV.PROP_TOP] = mergedBand[JV.PROP_TOP];
  52. rst[JV.PROP_BOTTOM] = mergedBand[JV.PROP_BOTTOM];
  53. rst[JV.PROP_STYLE] = mergedBand[JV.PROP_STYLE];
  54. return rst;
  55. }
  56. let newPageMergeBand = private_getIniPageMergeBorder(pageObj[JV.BAND_PROP_MERGE_BAND]);
  57. // let signatureCounter = {"allAmt": 0, "picAmt": 0};
  58. if (pageObj && pageObj.items.length > 0 ) {
  59. for(let i = 0; i < pageObj.items.length; i++) {
  60. if (i > 0) {
  61. doc.addPage(paperSize.toLowerCase(), orientation);
  62. }
  63. let ctx = doc.canvas.getContext();
  64. let page = pageObj.items[i],
  65. fonts = pageObj[JV.NODE_FONT_COLLECTION],
  66. styles = pageObj[JV.NODE_STYLE_COLLECTION],
  67. controls = pageObj[JV.NODE_CONTROL_COLLECTION];
  68. if (page[JV.PROP_PAGE_MERGE_BORDER]) {
  69. newPageMergeBand[JV.PROP_LEFT] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_LEFT];
  70. newPageMergeBand[JV.PROP_RIGHT] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_RIGHT];
  71. newPageMergeBand[JV.PROP_TOP] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_TOP];
  72. newPageMergeBand[JV.PROP_BOTTOM] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_BOTTOM];
  73. }
  74. for (let j = 0; j < page.cells.length; j++) {
  75. let cell = page.cells[j];
  76. private_drawCell(doc, ctx, cell, fonts, styles, controls, newPageMergeBand);
  77. }
  78. // 计量有电子签名日期,在处理上与cells一样
  79. for (let cell of page.signature_date_cells) {
  80. private_drawCell(doc, ctx, cell, fonts, styles, controls, newPageMergeBand);
  81. }
  82. // 计量有电子签名,要单独处理
  83. for (let cell of page.signature_cells) {
  84. private_drawSignature(doc, ctx, cell, styles, controls, newPageMergeBand, signatureRelArr);
  85. }
  86. }
  87. }
  88. doc.save(newName + '.pdf');
  89. function private_chkIfInMergedBand(mergedBand, cell) {
  90. let rst = false;
  91. if (mergedBand && cell) {
  92. rst = mergedBand[JV.PROP_TOP] <= cell[JV.PROP_AREA][JV.PROP_TOP] && mergedBand[JV.PROP_BOTTOM] >= cell[JV.PROP_AREA][JV.PROP_BOTTOM] &&
  93. mergedBand[JV.PROP_LEFT] <= cell[JV.PROP_AREA][JV.PROP_LEFT] && mergedBand[JV.PROP_RIGHT] >= cell[JV.PROP_AREA][JV.PROP_RIGHT];
  94. }
  95. return rst;
  96. }
  97. function private_drawSignature(doc, ctx, cell, styles, controls, mergedBand, signatureRelArr) {
  98. ctx.beginPath();
  99. let style = styles[cell[JV.PROP_STYLE]];
  100. if (style) {
  101. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  102. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  103. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  104. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  105. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  106. }
  107. ctx.closePath();
  108. private_drawSignatureCellText(doc, ctx, cell, controls, signatureRelArr);
  109. }
  110. function private_drawSignatureCellText(doc, ctx, cell, controls, signatureRelArr) {
  111. let control = null;
  112. if (typeof cell[JV.PROP_CONTROL] === "string") {
  113. control = controls[cell[JV.PROP_CONTROL]];
  114. } else {
  115. control = cell[JV.PROP_CONTROL];
  116. }
  117. if (cell.pic) {
  118. if (cell.signature_name === JV.SIGNATURE_NAME_DUMMY) {
  119. private_drawImage(doc, ctx, cell, control, cell.pic, [1, 1, 1, 1]);
  120. } else {
  121. private_drawImage(doc, ctx, cell, control, cell.pic);
  122. }
  123. } else if (cell.path) {
  124. let finded = false;
  125. for (const rtpSignRel of signatureRelArr) {
  126. if (!finded) {
  127. for (const signRel of rtpSignRel) {
  128. if (cell.signature_name === signRel.signature_name) {
  129. private_drawImage(doc, ctx, cell, control, signRel.sign_pic);
  130. finded = true;
  131. break;
  132. }
  133. }
  134. }
  135. }
  136. }
  137. }
  138. function private_getProperSignatureArea(cell, control) {
  139. // 约定默认长宽比例是2:1,图片分辨率是600*300
  140. const rst = [0, 0, 0, 0]; // left, top, right, bottom
  141. if (cell && cell[JV.PROP_AREA]) {
  142. let width = cell[JV.PROP_AREA][JV.PROP_RIGHT] - cell[JV.PROP_AREA][JV.PROP_LEFT],
  143. height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  144. if (width > height * 2) {
  145. width = height * 2;
  146. } else {
  147. height = width / 2;
  148. }
  149. switch (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_HORIZON]]) {
  150. case 'left':
  151. rst[0] = cell[JV.PROP_AREA][JV.PROP_LEFT];
  152. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  153. rst[2] = rst[0] + width;
  154. rst[3] = rst[1] + height;
  155. break;
  156. case 'right':
  157. rst[2] = cell[JV.PROP_AREA][JV.PROP_RIGHT];
  158. rst[3] = cell[JV.PROP_AREA][JV.PROP_BOTTOM];
  159. rst[0] = rst[2] - width;
  160. rst[1] = rst[3] - height;
  161. break;
  162. default:
  163. //center
  164. rst[0] = (cell[JV.PROP_AREA][JV.PROP_LEFT] + cell[JV.PROP_AREA][JV.PROP_RIGHT] - width) / 2;
  165. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  166. rst[2] = rst[0] + width;
  167. rst[3] = rst[1] + height;
  168. break;
  169. }
  170. }
  171. rst[0] = rst[0] + offsetX;
  172. rst[2] = rst[2] + offsetX;
  173. rst[1] = rst[1] + offsetY;
  174. rst[3] = rst[3] + offsetY;
  175. return rst;
  176. }
  177. function private_drawImage(doc, ctx, cell, control, imageData, offsetArea) {
  178. let area = private_getProperSignatureArea(cell, control);
  179. if (offsetArea) {
  180. area[0] = area[0] + offsetArea[0]; // Left
  181. area[1] = area[1] + offsetArea[1]; // Top
  182. area[2] = area[2] - offsetArea[2]; // Right
  183. area[3] = area[3] - offsetArea[3]; // Bottom
  184. }
  185. doc.addImage(imageData, 'PNG', area[0] * PDF_SCALE, area[1] * PDF_SCALE,
  186. (area[2] - area[0]) * PDF_SCALE, (area[3] - area[1]) * PDF_SCALE);
  187. }
  188. function private_drawCell(doc, ctx, cell, fonts, styles, controls, mergedBand) {
  189. ctx.beginPath();
  190. let style = styles[cell[JV.PROP_STYLE]];
  191. if (style) {
  192. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  193. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  194. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  195. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  196. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  197. }
  198. private_drawCellText(doc, ctx, cell, fonts, controls);
  199. ctx.closePath();
  200. }
  201. function private_drawLine(cell, doc, ctx, style, styleBorderDest, startP, destP, mergedBand, styles, isNeedMergeBand) {
  202. let destStyle = style;
  203. if (mergedBand) {
  204. if (isNeedMergeBand && parseFloat(mergedBand[styleBorderDest]) === parseFloat(cell[JV.PROP_AREA][styleBorderDest])) {
  205. destStyle = styles[mergedBand[JV.PROP_STYLE][JV.PROP_ID]];
  206. }
  207. }
  208. if (destStyle[styleBorderDest] && parseFloat(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) !== 0) {
  209. doc.setDrawColor(destStyle[styleBorderDest][JV.PROP_COLOR]);
  210. if (parseInt(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) === 2) {
  211. doc.setLineWidth(1 * destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]);
  212. } else {
  213. doc.setLineWidth(0.1);
  214. }
  215. doc.line((cell[JV.PROP_AREA][startP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][startP[1]] + offsetY) * PDF_SCALE,
  216. (cell[JV.PROP_AREA][destP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][destP[1]] + offsetY) * PDF_SCALE);
  217. }
  218. }
  219. function setupDocFontByCfg(doc, fontName, font) {
  220. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_BOLD]] === 'T') {
  221. doc.setFont(fontName, "bold");
  222. } else {
  223. doc.setFont(fontName, "normal");
  224. }
  225. }
  226. function private_drawCellText(doc, ctx, cell, fonts, controls) {
  227. if (cell[JV.PROP_VALUE]) {
  228. let values = ("" + cell[JV.PROP_VALUE]).split('|');
  229. // let font = fonts[cell[JV.PROP_FONT]];
  230. let font = null;
  231. if (typeof cell[JV.PROP_FONT] === "string") {
  232. font = fonts[cell[JV.PROP_FONT]];
  233. } else {
  234. font = cell[JV.PROP_FONT];
  235. }
  236. if (CUST_CFG.isNarrow) {
  237. // 目前只考虑宋体及窄体
  238. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_NAME]] === 'Arial Narrow') {
  239. setupDocFontByCfg(doc, 'Arial Narrow', font);
  240. } else {
  241. setupDocFontByCfg(doc, 'SmartSimsun', font);
  242. }
  243. } else {
  244. setupDocFontByCfg(doc, 'SmartSimsun', font);
  245. }
  246. // let control = controls[cell[JV.PROP_CONTROL]];
  247. let control = null;
  248. if (typeof cell[JV.PROP_CONTROL] === "string") {
  249. control = controls[cell[JV.PROP_CONTROL]];
  250. } else {
  251. control = cell[JV.PROP_CONTROL];
  252. }
  253. let height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  254. let area = [cell[JV.PROP_AREA][JV.PROP_LEFT] + offsetX, cell[JV.PROP_AREA][JV.PROP_TOP] + offsetY, cell[JV.PROP_AREA][JV.PROP_RIGHT] + offsetX, cell[JV.PROP_AREA][JV.PROP_BOTTOM] + offsetY];
  255. let ah = height;
  256. let restTopH = 0, restBottomH = 0;
  257. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_CLOSE_OUTPUT]] === 'T') {
  258. ah = (parseFloat(font[JV.FONT_PROPS[1]]) + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]) * values.length;
  259. let restH = height - ah;
  260. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'center') {
  261. restTopH = restH / 2;
  262. restBottomH = restH / 2;
  263. } else if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'bottom') {
  264. restBottomH = restH;
  265. } else {
  266. // restTopH = restH;
  267. restTopH = JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  268. }
  269. }
  270. let spaceIdxArr = [];
  271. for (let i = 0; i < values.length; i++) {
  272. area[JV.IDX_TOP] = cell[JV.PROP_AREA][JV.PROP_TOP] + i * (ah / values.length) + offsetY + restTopH;
  273. area[JV.IDX_BOTTOM] = cell[JV.PROP_AREA][JV.PROP_TOP] + (i + 1) * (ah / values.length) + offsetY + restBottomH;
  274. if (values[i] === null || values[i] === undefined || values[i] === 'null') {
  275. values[i] = "";
  276. }
  277. // 因pdfkit输出空格只有浏览器的一半宽度,需要额外加空格补上,jspdf也有这个情况 -----------------------------
  278. if (typeof(values[i]) === "string") {
  279. for (let j = 0; j < values[i].length; j++) {
  280. if (values[i][j] === ' ') spaceIdxArr.push(j);
  281. }
  282. }
  283. for (let j = spaceIdxArr.length - 1; j >= 0; j--) {
  284. values[i] = values[i].slice(0, spaceIdxArr[j]) + ' ' + values[i].slice(spaceIdxArr[j]);
  285. }
  286. // -----------------------------
  287. private_drawText(doc, ctx, values[i], area, font, control);
  288. spaceIdxArr = [];
  289. }
  290. }
  291. }
  292. function private_drawText(doc, ctx, val, area, font, control) {
  293. let dftFontHeight = 12;
  294. let output = [];
  295. if (font) {
  296. dftFontHeight = 1 * font[JV.FONT_PROPS[1]];
  297. doc.setFontSize(dftFontHeight);
  298. }
  299. // doc.font(fontFile);
  300. let options={};
  301. let inner_setupControl = function (outVal, inArea, inFontHeight, inOutput) {
  302. if (control) {
  303. private_setupAreaH(outVal, inArea, control.Horizon, font.FontAngle, inFontHeight, inOutput, options);
  304. private_setupAreaV(outVal, inArea, control.Vertical, font.FontAngle, inFontHeight, inOutput);
  305. } else {
  306. private_setupAreaH(outVal, inArea, "left", parseInt(font.FontAngle), inFontHeight, inOutput, options);
  307. private_setupAreaV(outVal, inArea, "bottom", parseInt(font.FontAngle), inFontHeight, inOutput);
  308. }
  309. };
  310. inner_setupControl(val, area, dftFontHeight, output);
  311. let validAreaTxtWidth = area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - area[JV.IDX_LEFT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  312. let validTxtLines = Math.floor((area[JV.IDX_BOTTOM] - area[JV.IDX_TOP]) / (dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + 4));
  313. if (parseInt(font.FontAngle) !== 0) {
  314. validAreaTxtWidth = area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] - area[JV.IDX_TOP] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  315. validTxtLines = Math.floor((area[JV.IDX_RIGHT] - area[JV.IDX_LEFT]) / (dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT] + 4));
  316. }
  317. function private_drawUnderline(underLineVal, underLineArea) {
  318. //A. 暂不支持角度; B. PDF输出时,坐标没有translate
  319. // let ctx = doc;
  320. //1. 计算下划线的相关坐标
  321. let width = doc.getTextWidth(underLineVal);
  322. if (width > underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT]) {
  323. width = underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT];
  324. }
  325. let height = dftFontHeight;
  326. let startX = underLineArea[JV.IDX_LEFT], startY = underLineArea[JV.IDX_TOP], endX = underLineArea[JV.IDX_RIGHT], endY = underLineArea[JV.IDX_BOTTOM];
  327. // let startX = 0, startY = 0, endX = width, endY = startY;
  328. if (control.Horizon === "left") {
  329. startX = Math.round(underLineArea[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.IDX_LEFT]);
  330. } else if (control.Horizon === "right") {
  331. startX = Math.round(underLineArea[JV.IDX_RIGHT] - width - JV.OUTPUT_OFFSET[JV.IDX_RIGHT]);
  332. } else {
  333. startX = Math.round( underLineArea[JV.IDX_LEFT] + (underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT] - width) / 2);
  334. }
  335. endX = Math.round(startX + width);
  336. if (control.Vertical === "top") {
  337. startY = Math.round(underLineArea[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM] + height);
  338. } else if (control.Vertical === "bottom") {
  339. startY = Math.round(underLineArea[JV.IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM]);
  340. } else {
  341. startY = Math.round( underLineArea[JV.IDX_TOP] + (underLineArea[JV.IDX_BOTTOM] - underLineArea[JV.IDX_TOP] + height) / 2) + JV.OUTPUT_OFFSET[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM];
  342. }
  343. endY = Math.round(startY);
  344. //2. 画线
  345. // ctx.save();
  346. if ( output[1] !== Math.round(output[1])) {
  347. ctx.translate(0,0.5);
  348. }
  349. doc.setDrawColor("BLACK");
  350. doc.setLineWidth(0.1);
  351. doc.line(startX * PDF_SCALE, startY * PDF_SCALE, endX * PDF_SCALE, endY * PDF_SCALE);
  352. }
  353. let rotateOptions;
  354. if (parseInt(font.FontAngle) !== 0) {
  355. if (control){
  356. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,control.Vertical,dftFontHeight, output);
  357. } else {
  358. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,"bottom",dftFontHeight, output);
  359. }
  360. doc.rotate(font.FontAngle,rotateOptions);
  361. }
  362. if (validAreaTxtWidth >= doc.getTextWidth(val) ||
  363. (control && control.Shrink !== 'T' && validTxtLines < private_splitString(val, validAreaTxtWidth, doc)) ) {
  364. options.width = validAreaTxtWidth * PDF_SCALE;
  365. options.height = dftFontHeight * PDF_SCALE;
  366. doc.setFontSize(dftFontHeight);
  367. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  368. private_drawUnderline(val, area);
  369. }
  370. doc.setFontSize(dftFontHeight * PDF_SCALE);
  371. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, val);
  372. } else {
  373. while (true) {
  374. let lines = Math.floor((area[JV.IDX_BOTTOM] - area[JV.IDX_TOP]) / (dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + 4));
  375. lines = (lines === 0 || (control.Shrink === 'T' && control.ShrinkFirst === 'T'))?1:lines;
  376. let actLines = private_splitString(val, validAreaTxtWidth, doc);
  377. if (actLines.length > lines && dftFontHeight >= 6) {
  378. dftFontHeight--;
  379. doc.setFontSize(dftFontHeight);
  380. options.width = validAreaTxtWidth * PDF_SCALE;
  381. options.height = dftFontHeight * PDF_SCALE;
  382. } else {
  383. let aH = dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + 4;
  384. if ((aH * actLines.length) < (area[JV.IDX_BOTTOM] - area[JV.IDX_TOP]) && (control && control.Vertical !== 'top')) {
  385. if (control.Vertical === 'bottom') {
  386. area[JV.IDX_TOP] = area[JV.IDX_BOTTOM] - (aH * actLines.length);
  387. } else {
  388. area[JV.IDX_TOP] = (area[JV.IDX_TOP] + area[JV.IDX_BOTTOM]) / 2 - (aH * actLines.length) / 2
  389. area[JV.IDX_BOTTOM] = area[JV.IDX_TOP] + (aH * actLines.length);
  390. }
  391. }
  392. let newArea = [], baseTop = area[JV.IDX_TOP];
  393. for (let ai = 0; ai < area.length; ai++) {
  394. newArea[ai] = area[ai];
  395. }
  396. options.width = validAreaTxtWidth * PDF_SCALE;
  397. options.height = dftFontHeight * PDF_SCALE;
  398. for (let lIdx = 0; lIdx < actLines.length; lIdx++) {
  399. newArea[JV.IDX_TOP] = Math.round(aH * lIdx + baseTop);
  400. newArea[JV.IDX_BOTTOM] = Math.round(aH * (lIdx + 1) + baseTop);
  401. doc.setFontSize(dftFontHeight);
  402. inner_setupControl(actLines[lIdx], newArea, dftFontHeight, output);
  403. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  404. private_drawUnderline(actLines[lIdx], newArea);
  405. }
  406. doc.setFontSize(dftFontHeight * PDF_SCALE);
  407. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, actLines[lIdx]);
  408. }
  409. break;
  410. }
  411. }
  412. }
  413. }
  414. function private_setupAreaH(outVal, area, type, fontAngle, dftFontHeight, outputPoint,options) {
  415. //jspdf输出方式不同(但与H5的canvas处理方式有所不同,因为没有相关alignment属性,需要自己算,而且角度还暂时不支持)-------------------------------------------
  416. let lType = type;
  417. if (type !== "left" && type !== "right" && type !== "center") lType = "left";
  418. switch (lType) {
  419. case "left":
  420. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  421. // outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  422. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  423. // outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  424. } else {
  425. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  426. }
  427. //ctx.textAlign="start";
  428. break;
  429. case "right":
  430. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  431. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  432. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  433. outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  434. } else {
  435. let width = doc.getTextWidth(outVal);
  436. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - width;
  437. }
  438. //ctx.textAlign="end";
  439. break;
  440. case "center":
  441. if (fontAngle === JV.VERTICAL_ANGLE_INT || fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  442. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM]) / 2;
  443. } else {
  444. let width = doc.getTextWidth(outVal);
  445. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT]) / 2 - (width / 2);
  446. }
  447. //ctx.textAlign="center";
  448. break;
  449. }
  450. }
  451. function private_setupAreaV(outVal, area, type, fontAngle, dftFontHeight, outputPoint) {
  452. //jspdf输出方式不同(与H5的canvas一样处理)-------------------------------------------
  453. let lType = type;
  454. if (type !== "top" && type !== "bottom" && type !== "center") lType = "top";
  455. switch (lType) {
  456. case "top":
  457. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  458. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - dftFontHeight - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  459. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  460. outputPoint[0] = 1 * area[JV.IDX_LEFT] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  461. } else outputPoint[1] = 1 * area[JV.IDX_TOP] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  462. break;
  463. case "bottom":
  464. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  465. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  466. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  467. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  468. } else {
  469. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  470. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  471. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  472. }
  473. break;
  474. case "center":
  475. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  476. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] - dftFontHeight) / 2;
  477. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  478. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] + dftFontHeight) / 2;
  479. } else {
  480. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM] + dftFontHeight) / 2;
  481. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  482. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  483. }
  484. break;
  485. }
  486. }
  487. function private_splitString(strVal, areaWidth, doc) {
  488. let rst = [];
  489. if (strVal) {
  490. let preSIdx = 0, txtWidth = 0;
  491. let currentW = 0;
  492. let chnW = doc.getTextWidth('一'), otherW = doc.getTextWidth('_');
  493. for (let sIdx = 0; sIdx < strVal.length; sIdx++) {
  494. currentW = (strVal.charCodeAt(sIdx) > 127)?chnW:otherW;
  495. txtWidth += currentW;
  496. if (txtWidth > areaWidth) {
  497. if (preSIdx < sIdx) {
  498. rst.push(strVal.substr(preSIdx, sIdx - preSIdx));
  499. preSIdx = sIdx;
  500. } else {
  501. rst.push(strVal.substr(preSIdx, 1));
  502. preSIdx = sIdx + 1;
  503. }
  504. txtWidth = currentW;
  505. }
  506. if (sIdx === strVal.length - 1) {
  507. rst.push(strVal.substr(preSIdx, strVal.length - preSIdx));
  508. }
  509. }
  510. }
  511. if (rst.length === 0) rst.push(''); //什么都没有,也得整个空串
  512. return rst;
  513. }
  514. function private_setupAreaRotateOption(area,w, type="top",dftFontHeight,outputPoint){
  515. let x = (area[JV.IDX_RIGHT] - area[JV.IDX_LEFT])/2+area[JV.IDX_LEFT];
  516. let y =(area[JV.IDX_BOTTOM] - area[JV.IDX_TOP])/2+ area[JV.IDX_TOP];
  517. let rotateOptions = {origin:[x,y]};
  518. let h = area[JV.IDX_RIGHT] - area[JV.IDX_LEFT];
  519. outputPoint[0]=x-w/2+JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  520. switch (type) {
  521. case "top":
  522. outputPoint[1] = y- h/2+ JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  523. break;
  524. case "bottom":
  525. outputPoint[1] = y+ h/2-JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]-dftFontHeight;
  526. break;
  527. case "center":
  528. outputPoint[1] = y+dftFontHeight/2;
  529. break;
  530. }
  531. return rotateOptions;
  532. }
  533. }
  534. }