rpt_jspdf.js 31 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, signAuditArr) {
  32. let me = this;
  33. let offsetX = 0;
  34. let offsetY = 0;
  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. if (current_stage_status === 3) {
  58. rptSignatureHelper.mergeSignDate(pageObj, signatureRelArr, false);
  59. // rptSignatureHelper.mergeSignature(pageObj, signatureRelArr); // 这里merge的意义不大
  60. rptSignatureHelper.mergeSignAudit(pageObj, signatureRelArr, signAuditArr);
  61. }
  62. // let signatureCounter = {"allAmt": 0, "picAmt": 0};
  63. if (pageObj && pageObj.items.length > 0 ) {
  64. for(let i = 0; i < pageObj.items.length; i++) {
  65. if (i > 0) {
  66. doc.addPage(paperSize.toLowerCase(), orientation);
  67. }
  68. let ctx = doc.canvas.getContext();
  69. let page = pageObj.items[i],
  70. fonts = pageObj[JV.NODE_FONT_COLLECTION],
  71. styles = pageObj[JV.NODE_STYLE_COLLECTION],
  72. controls = pageObj[JV.NODE_CONTROL_COLLECTION];
  73. if (page[JV.PROP_PAGE_MERGE_BORDER]) {
  74. newPageMergeBand[JV.PROP_LEFT] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_LEFT];
  75. newPageMergeBand[JV.PROP_RIGHT] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_RIGHT];
  76. newPageMergeBand[JV.PROP_TOP] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_TOP];
  77. newPageMergeBand[JV.PROP_BOTTOM] = page[JV.PROP_PAGE_MERGE_BORDER][JV.PROP_BOTTOM];
  78. }
  79. for (let j = 0; j < page.cells.length; j++) {
  80. let cell = page.cells[j];
  81. private_drawCell(doc, ctx, cell, fonts, styles, controls, newPageMergeBand);
  82. }
  83. // 计量有电子签名日期,在处理上与cells一样
  84. for (let cell of page.signature_date_cells) {
  85. private_drawCell(doc, ctx, cell, fonts, styles, controls, newPageMergeBand);
  86. }
  87. // 计量有电子签名审核意见,在处理上与cells一样
  88. for (let cell of page.signature_audit_cells) {
  89. private_drawCell(doc, ctx, cell, fonts, styles, controls, newPageMergeBand);
  90. }
  91. // 计量有电子签名,要单独处理
  92. for (let cell of page.signature_cells) {
  93. if (current_stage_status === 3) {
  94. private_drawSignature(doc, ctx, cell, styles, controls, newPageMergeBand, signatureRelArr);
  95. }
  96. }
  97. }
  98. }
  99. doc.save(newName + '.pdf');
  100. function private_chkIfInMergedBand(mergedBand, cell) {
  101. let rst = false;
  102. if (mergedBand && cell) {
  103. rst = mergedBand[JV.PROP_TOP] <= cell[JV.PROP_AREA][JV.PROP_TOP] && mergedBand[JV.PROP_BOTTOM] >= cell[JV.PROP_AREA][JV.PROP_BOTTOM] &&
  104. mergedBand[JV.PROP_LEFT] <= cell[JV.PROP_AREA][JV.PROP_LEFT] && mergedBand[JV.PROP_RIGHT] >= cell[JV.PROP_AREA][JV.PROP_RIGHT];
  105. }
  106. return rst;
  107. }
  108. function private_drawSignature(doc, ctx, cell, styles, controls, mergedBand, signatureRelArr) {
  109. ctx.beginPath();
  110. let style = styles[cell[JV.PROP_STYLE]];
  111. if (style) {
  112. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  113. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  114. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  115. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  116. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  117. }
  118. ctx.closePath();
  119. private_drawSignatureCellText(doc, ctx, cell, controls, signatureRelArr);
  120. }
  121. function private_drawSignatureCellText(doc, ctx, cell, controls, signatureRelArr) {
  122. let control = null;
  123. if (typeof cell[JV.PROP_CONTROL] === "string") {
  124. control = controls[cell[JV.PROP_CONTROL]];
  125. } else {
  126. control = cell[JV.PROP_CONTROL];
  127. }
  128. if (cell.pic) {
  129. if (cell.signature_name === JV.SIGNATURE_NAME_DUMMY) {
  130. private_drawImage(doc, ctx, cell, control, cell.pic, [1, 1, 1, 1]);
  131. } else {
  132. private_drawImage(doc, ctx, cell, control, cell.pic);
  133. }
  134. } else {
  135. // 导出PDF时,根本不需要判断cell.path是不是null or undefined
  136. for (const signRel of signatureRelArr) {
  137. if (cell.signature_name === signRel.signature_name && signRel.sign_pic !== null && signRel.sign_pic !== undefined) {
  138. private_drawImage(doc, ctx, cell, control, signRel.sign_pic);
  139. break;
  140. }
  141. }
  142. }
  143. }
  144. function private_getProperSignatureArea(cell, control) {
  145. // 约定默认长宽比例是2:1,图片分辨率是600*300
  146. const rst = [0, 0, 0, 0]; // left, top, right, bottom
  147. if (cell && cell[JV.PROP_AREA]) {
  148. let width = cell[JV.PROP_AREA][JV.PROP_RIGHT] - cell[JV.PROP_AREA][JV.PROP_LEFT],
  149. height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  150. if (width > height * 2) {
  151. width = height * 2;
  152. } else {
  153. height = width / 2;
  154. }
  155. switch (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_HORIZON]]) {
  156. case 'left':
  157. rst[0] = cell[JV.PROP_AREA][JV.PROP_LEFT];
  158. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  159. rst[2] = rst[0] + width;
  160. rst[3] = rst[1] + height;
  161. break;
  162. case 'right':
  163. rst[2] = cell[JV.PROP_AREA][JV.PROP_RIGHT];
  164. rst[3] = cell[JV.PROP_AREA][JV.PROP_BOTTOM];
  165. rst[0] = rst[2] - width;
  166. rst[1] = rst[3] - height;
  167. break;
  168. default:
  169. //center
  170. rst[0] = (cell[JV.PROP_AREA][JV.PROP_LEFT] + cell[JV.PROP_AREA][JV.PROP_RIGHT] - width) / 2;
  171. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  172. rst[2] = rst[0] + width;
  173. rst[3] = rst[1] + height;
  174. break;
  175. }
  176. }
  177. rst[0] = rst[0] + offsetX;
  178. rst[2] = rst[2] + offsetX;
  179. rst[1] = rst[1] + offsetY;
  180. rst[3] = rst[3] + offsetY;
  181. return rst;
  182. }
  183. function private_drawImage(doc, ctx, cell, control, imageData, offsetArea) {
  184. let area = private_getProperSignatureArea(cell, control);
  185. if (offsetArea) {
  186. area[0] = area[0] + offsetArea[0]; // Left
  187. area[1] = area[1] + offsetArea[1]; // Top
  188. area[2] = area[2] - offsetArea[2]; // Right
  189. area[3] = area[3] - offsetArea[3]; // Bottom
  190. }
  191. doc.addImage(imageData, 'PNG', area[0] * PDF_SCALE, area[1] * PDF_SCALE,
  192. (area[2] - area[0]) * PDF_SCALE, (area[3] - area[1]) * PDF_SCALE);
  193. }
  194. function private_drawCell(doc, ctx, cell, fonts, styles, controls, mergedBand) {
  195. ctx.beginPath();
  196. let style = styles[cell[JV.PROP_STYLE]];
  197. if (style) {
  198. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  199. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  200. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  201. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  202. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  203. }
  204. private_drawCellText(doc, ctx, cell, fonts, controls);
  205. ctx.closePath();
  206. }
  207. function private_drawLine(cell, doc, ctx, style, styleBorderDest, startP, destP, mergedBand, styles, isNeedMergeBand) {
  208. let destStyle = style;
  209. if (mergedBand) {
  210. if (isNeedMergeBand && parseFloat(mergedBand[styleBorderDest]) === parseFloat(cell[JV.PROP_AREA][styleBorderDest])) {
  211. destStyle = styles[mergedBand[JV.PROP_STYLE][JV.PROP_ID]];
  212. }
  213. }
  214. if (destStyle[styleBorderDest] && parseFloat(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) !== 0) {
  215. doc.setDrawColor(destStyle[styleBorderDest][JV.PROP_COLOR]);
  216. if (parseInt(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) === 2) {
  217. doc.setLineWidth(1 * destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]);
  218. } else {
  219. doc.setLineWidth(0.1);
  220. }
  221. doc.line((cell[JV.PROP_AREA][startP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][startP[1]] + offsetY) * PDF_SCALE,
  222. (cell[JV.PROP_AREA][destP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][destP[1]] + offsetY) * PDF_SCALE);
  223. }
  224. }
  225. function setupDocFontByCfg(doc, fontName, font) {
  226. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_BOLD]] === 'T') {
  227. doc.setFont(fontName, "bold");
  228. } else {
  229. doc.setFont(fontName, "normal");
  230. }
  231. }
  232. function private_drawCellText(doc, ctx, cell, fonts, controls) {
  233. if (cell[JV.PROP_VALUE]) {
  234. let values = ("" + cell[JV.PROP_VALUE]).split('|');
  235. // let font = fonts[cell[JV.PROP_FONT]];
  236. let font = null;
  237. if (typeof cell[JV.PROP_FONT] === "string") {
  238. font = fonts[cell[JV.PROP_FONT]];
  239. } else {
  240. font = cell[JV.PROP_FONT];
  241. }
  242. if (CUST_CFG.isNarrow) {
  243. // 目前只考虑宋体及窄体
  244. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_NAME]] === 'Arial Narrow') {
  245. setupDocFontByCfg(doc, 'Arial Narrow', font);
  246. } else {
  247. setupDocFontByCfg(doc, 'SmartSimsun', font);
  248. }
  249. } else {
  250. setupDocFontByCfg(doc, 'SmartSimsun', font);
  251. }
  252. // let control = controls[cell[JV.PROP_CONTROL]];
  253. let control = null;
  254. if (typeof cell[JV.PROP_CONTROL] === "string") {
  255. control = controls[cell[JV.PROP_CONTROL]];
  256. } else {
  257. control = cell[JV.PROP_CONTROL];
  258. }
  259. let height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  260. 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];
  261. let ah = height;
  262. let restTopH = 0, restBottomH = 0;
  263. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_CLOSE_OUTPUT]] === 'T') {
  264. ah = (parseFloat(font[JV.FONT_PROPS[1]]) + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]) * values.length;
  265. let restH = height - ah;
  266. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'center') {
  267. restTopH = restH / 2;
  268. restBottomH = restH / 2;
  269. } else if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'bottom') {
  270. restBottomH = restH;
  271. } else {
  272. // restTopH = restH;
  273. restTopH = JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  274. }
  275. }
  276. let spaceIdxArr = [];
  277. for (let i = 0; i < values.length; i++) {
  278. area[JV.IDX_TOP] = cell[JV.PROP_AREA][JV.PROP_TOP] + i * (ah / values.length) + offsetY + restTopH;
  279. area[JV.IDX_BOTTOM] = cell[JV.PROP_AREA][JV.PROP_TOP] + (i + 1) * (ah / values.length) + offsetY + restBottomH;
  280. if (values[i] === null || values[i] === undefined || values[i] === 'null') {
  281. values[i] = "";
  282. }
  283. // 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 -----------------------------
  284. if (typeof(values[i]) === "string") {
  285. for (let j = 0; j < values[i].length; j++) {
  286. if (values[i][j] === ' ') spaceIdxArr.push(j);
  287. }
  288. }
  289. for (let j = spaceIdxArr.length - 1; j >= 0; j--) {
  290. values[i] = values[i].slice(0, spaceIdxArr[j]) + ' ' + values[i].slice(spaceIdxArr[j]);
  291. }
  292. // -----------------------------
  293. private_drawText(doc, ctx, values[i], area, font, control);
  294. spaceIdxArr = [];
  295. }
  296. }
  297. }
  298. function private_drawText(doc, ctx, val, area, font, control) {
  299. let dftFontHeight = 12;
  300. let output = [];
  301. if (font) {
  302. dftFontHeight = 1 * font[JV.FONT_PROPS[1]];
  303. doc.setFontSize(dftFontHeight);
  304. }
  305. // doc.font(fontFile);
  306. let options={};
  307. let inner_setupControl = function (outVal, inArea, inFontHeight, inOutput) {
  308. if (control) {
  309. private_setupAreaH(outVal, inArea, control.Horizon, font.FontAngle, inFontHeight, inOutput, options);
  310. private_setupAreaV(outVal, inArea, control.Vertical, font.FontAngle, inFontHeight, inOutput);
  311. } else {
  312. private_setupAreaH(outVal, inArea, "left", parseInt(font.FontAngle), inFontHeight, inOutput, options);
  313. private_setupAreaV(outVal, inArea, "bottom", parseInt(font.FontAngle), inFontHeight, inOutput);
  314. }
  315. };
  316. inner_setupControl(val, area, dftFontHeight, output);
  317. let validAreaTxtWidth = area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - area[JV.IDX_LEFT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  318. 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));
  319. if (parseInt(font.FontAngle) !== 0) {
  320. validAreaTxtWidth = area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] - area[JV.IDX_TOP] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  321. 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));
  322. }
  323. function private_drawUnderline(underLineVal, underLineArea) {
  324. //A. 暂不支持角度; B. PDF输出时,坐标没有translate
  325. // let ctx = doc;
  326. //1. 计算下划线的相关坐标
  327. let width = doc.getTextWidth(underLineVal);
  328. if (width > underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT]) {
  329. width = underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT];
  330. }
  331. let height = dftFontHeight;
  332. let startX = underLineArea[JV.IDX_LEFT], startY = underLineArea[JV.IDX_TOP], endX = underLineArea[JV.IDX_RIGHT], endY = underLineArea[JV.IDX_BOTTOM];
  333. // let startX = 0, startY = 0, endX = width, endY = startY;
  334. if (control.Horizon === "left") {
  335. startX = Math.round(underLineArea[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.IDX_LEFT]);
  336. } else if (control.Horizon === "right") {
  337. startX = Math.round(underLineArea[JV.IDX_RIGHT] - width - JV.OUTPUT_OFFSET[JV.IDX_RIGHT]);
  338. } else {
  339. startX = Math.round( underLineArea[JV.IDX_LEFT] + (underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT] - width) / 2);
  340. }
  341. endX = Math.round(startX + width);
  342. if (control.Vertical === "top") {
  343. startY = Math.round(underLineArea[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM] + height);
  344. } else if (control.Vertical === "bottom") {
  345. startY = Math.round(underLineArea[JV.IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM]);
  346. } else {
  347. 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];
  348. }
  349. endY = Math.round(startY);
  350. //2. 画线
  351. // ctx.save();
  352. if ( output[1] !== Math.round(output[1])) {
  353. ctx.translate(0,0.5);
  354. }
  355. doc.setDrawColor("BLACK");
  356. doc.setLineWidth(0.1);
  357. doc.line(startX * PDF_SCALE, startY * PDF_SCALE, endX * PDF_SCALE, endY * PDF_SCALE);
  358. }
  359. let rotateOptions;
  360. if (parseInt(font.FontAngle) !== 0) {
  361. if (control){
  362. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,control.Vertical,dftFontHeight, output);
  363. } else {
  364. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,"bottom",dftFontHeight, output);
  365. }
  366. doc.rotate(font.FontAngle,rotateOptions);
  367. }
  368. if (validAreaTxtWidth >= doc.getTextWidth(val) ||
  369. (control && control.Shrink !== 'T' && validTxtLines < private_splitString(val, validAreaTxtWidth, doc)) ) {
  370. options.width = validAreaTxtWidth * PDF_SCALE;
  371. options.height = dftFontHeight * PDF_SCALE;
  372. doc.setFontSize(dftFontHeight);
  373. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  374. private_drawUnderline(val, area);
  375. }
  376. doc.setFontSize(dftFontHeight * PDF_SCALE);
  377. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, val);
  378. } else {
  379. while (true) {
  380. 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));
  381. lines = (lines === 0 || (control.Shrink === 'T' && control.ShrinkFirst === 'T'))?1:lines;
  382. let actLines = private_splitString(val, validAreaTxtWidth, doc);
  383. if (actLines.length > lines && dftFontHeight >= 6) {
  384. dftFontHeight--;
  385. doc.setFontSize(dftFontHeight);
  386. options.width = validAreaTxtWidth * PDF_SCALE;
  387. options.height = dftFontHeight * PDF_SCALE;
  388. } else {
  389. let aH = dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + 4;
  390. if ((aH * actLines.length) < (area[JV.IDX_BOTTOM] - area[JV.IDX_TOP]) && (control && control.Vertical !== 'top')) {
  391. if (control.Vertical === 'bottom') {
  392. area[JV.IDX_TOP] = area[JV.IDX_BOTTOM] - (aH * actLines.length);
  393. } else {
  394. area[JV.IDX_TOP] = (area[JV.IDX_TOP] + area[JV.IDX_BOTTOM]) / 2 - (aH * actLines.length) / 2
  395. area[JV.IDX_BOTTOM] = area[JV.IDX_TOP] + (aH * actLines.length);
  396. }
  397. }
  398. let newArea = [], baseTop = area[JV.IDX_TOP];
  399. for (let ai = 0; ai < area.length; ai++) {
  400. newArea[ai] = area[ai];
  401. }
  402. options.width = validAreaTxtWidth * PDF_SCALE;
  403. options.height = dftFontHeight * PDF_SCALE;
  404. for (let lIdx = 0; lIdx < actLines.length; lIdx++) {
  405. newArea[JV.IDX_TOP] = Math.round(aH * lIdx + baseTop);
  406. newArea[JV.IDX_BOTTOM] = Math.round(aH * (lIdx + 1) + baseTop);
  407. doc.setFontSize(dftFontHeight);
  408. inner_setupControl(actLines[lIdx], newArea, dftFontHeight, output);
  409. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  410. private_drawUnderline(actLines[lIdx], newArea);
  411. }
  412. doc.setFontSize(dftFontHeight * PDF_SCALE);
  413. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, actLines[lIdx]);
  414. }
  415. break;
  416. }
  417. }
  418. }
  419. }
  420. function private_setupAreaH(outVal, area, type, fontAngle, dftFontHeight, outputPoint,options) {
  421. //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)-------------------------------------------
  422. let lType = type;
  423. if (type !== "left" && type !== "right" && type !== "center") lType = "left";
  424. switch (lType) {
  425. case "left":
  426. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  427. // outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  428. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  429. // outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  430. } else {
  431. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  432. }
  433. //ctx.textAlign="start";
  434. break;
  435. case "right":
  436. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  437. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  438. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  439. outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  440. } else {
  441. let width = doc.getTextWidth(outVal);
  442. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - width;
  443. }
  444. //ctx.textAlign="end";
  445. break;
  446. case "center":
  447. if (fontAngle === JV.VERTICAL_ANGLE_INT || fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  448. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM]) / 2;
  449. } else {
  450. let width = doc.getTextWidth(outVal);
  451. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT]) / 2 - (width / 2);
  452. }
  453. //ctx.textAlign="center";
  454. break;
  455. }
  456. }
  457. function private_setupAreaV(outVal, area, type, fontAngle, dftFontHeight, outputPoint) {
  458. //jspdf输出方式不同(与H5的canvas一样处理)-------------------------------------------
  459. let lType = type;
  460. if (type !== "top" && type !== "bottom" && type !== "center") lType = "top";
  461. switch (lType) {
  462. case "top":
  463. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  464. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - dftFontHeight - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  465. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  466. outputPoint[0] = 1 * area[JV.IDX_LEFT] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  467. } else outputPoint[1] = 1 * area[JV.IDX_TOP] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  468. break;
  469. case "bottom":
  470. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  471. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  472. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  473. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  474. } else {
  475. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  476. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  477. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  478. }
  479. break;
  480. case "center":
  481. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  482. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] - dftFontHeight) / 2;
  483. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  484. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] + dftFontHeight) / 2;
  485. } else {
  486. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM] + dftFontHeight) / 2;
  487. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  488. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  489. }
  490. break;
  491. }
  492. }
  493. function private_splitString(strVal, areaWidth, doc) {
  494. let rst = [];
  495. if (strVal) {
  496. let preSIdx = 0, txtWidth = 0;
  497. let currentW = 0;
  498. let chnW = doc.getTextWidth('一'), otherW = doc.getTextWidth('_');
  499. for (let sIdx = 0; sIdx < strVal.length; sIdx++) {
  500. currentW = (strVal.charCodeAt(sIdx) > 127)?chnW:otherW;
  501. txtWidth += currentW;
  502. if (txtWidth > areaWidth) {
  503. if (preSIdx < sIdx) {
  504. rst.push(strVal.substr(preSIdx, sIdx - preSIdx));
  505. preSIdx = sIdx;
  506. } else {
  507. rst.push(strVal.substr(preSIdx, 1));
  508. preSIdx = sIdx + 1;
  509. }
  510. txtWidth = currentW;
  511. }
  512. if (sIdx === strVal.length - 1) {
  513. rst.push(strVal.substr(preSIdx, strVal.length - preSIdx));
  514. }
  515. }
  516. }
  517. if (rst.length === 0) rst.push(''); //什么都没有,也得整个空串
  518. return rst;
  519. }
  520. function private_setupAreaRotateOption(area,w, type="top",dftFontHeight,outputPoint){
  521. let x = (area[JV.IDX_RIGHT] - area[JV.IDX_LEFT])/2+area[JV.IDX_LEFT];
  522. let y =(area[JV.IDX_BOTTOM] - area[JV.IDX_TOP])/2+ area[JV.IDX_TOP];
  523. let rotateOptions = {origin:[x,y]};
  524. let h = area[JV.IDX_RIGHT] - area[JV.IDX_LEFT];
  525. outputPoint[0]=x-w/2+JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  526. switch (type) {
  527. case "top":
  528. outputPoint[1] = y- h/2+ JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  529. break;
  530. case "bottom":
  531. outputPoint[1] = y+ h/2-JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]-dftFontHeight;
  532. break;
  533. case "center":
  534. outputPoint[1] = y+dftFontHeight/2;
  535. break;
  536. }
  537. return rotateOptions;
  538. }
  539. }
  540. }