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