rpt_jspdf.js 30 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559
  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 = 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. // 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. } else {
  125. // 导出PDF时,根本不需要判断cell.path是不是null or undefined
  126. let finded = false;
  127. for (const rtpSignRel of signatureRelArr) {
  128. if (!finded) {
  129. for (const signRel of rtpSignRel) {
  130. if (cell.signature_name === signRel.signature_name && signRel.sign_pic !== null && signRel.sign_pic !== undefined) {
  131. private_drawImage(doc, ctx, cell, control, signRel.sign_pic);
  132. finded = true;
  133. break;
  134. }
  135. }
  136. }
  137. }
  138. }
  139. }
  140. function private_getProperSignatureArea(cell, control) {
  141. // 约定默认长宽比例是2:1,图片分辨率是600*300
  142. const rst = [0, 0, 0, 0]; // left, top, right, bottom
  143. if (cell && cell[JV.PROP_AREA]) {
  144. let width = cell[JV.PROP_AREA][JV.PROP_RIGHT] - cell[JV.PROP_AREA][JV.PROP_LEFT],
  145. height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  146. if (width > height * 2) {
  147. width = height * 2;
  148. } else {
  149. height = width / 2;
  150. }
  151. switch (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_HORIZON]]) {
  152. case 'left':
  153. rst[0] = cell[JV.PROP_AREA][JV.PROP_LEFT];
  154. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  155. rst[2] = rst[0] + width;
  156. rst[3] = rst[1] + height;
  157. break;
  158. case 'right':
  159. rst[2] = cell[JV.PROP_AREA][JV.PROP_RIGHT];
  160. rst[3] = cell[JV.PROP_AREA][JV.PROP_BOTTOM];
  161. rst[0] = rst[2] - width;
  162. rst[1] = rst[3] - height;
  163. break;
  164. default:
  165. //center
  166. rst[0] = (cell[JV.PROP_AREA][JV.PROP_LEFT] + cell[JV.PROP_AREA][JV.PROP_RIGHT] - width) / 2;
  167. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  168. rst[2] = rst[0] + width;
  169. rst[3] = rst[1] + height;
  170. break;
  171. }
  172. }
  173. rst[0] = rst[0] + offsetX;
  174. rst[2] = rst[2] + offsetX;
  175. rst[1] = rst[1] + offsetY;
  176. rst[3] = rst[3] + offsetY;
  177. return rst;
  178. }
  179. function private_drawImage(doc, ctx, cell, control, imageData, offsetArea) {
  180. let area = private_getProperSignatureArea(cell, control);
  181. if (offsetArea) {
  182. area[0] = area[0] + offsetArea[0]; // Left
  183. area[1] = area[1] + offsetArea[1]; // Top
  184. area[2] = area[2] - offsetArea[2]; // Right
  185. area[3] = area[3] - offsetArea[3]; // Bottom
  186. }
  187. doc.addImage(imageData, 'PNG', area[0] * PDF_SCALE, area[1] * PDF_SCALE,
  188. (area[2] - area[0]) * PDF_SCALE, (area[3] - area[1]) * PDF_SCALE);
  189. }
  190. function private_drawCell(doc, ctx, cell, fonts, styles, controls, mergedBand) {
  191. ctx.beginPath();
  192. let style = styles[cell[JV.PROP_STYLE]];
  193. if (style) {
  194. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  195. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  196. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  197. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  198. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  199. }
  200. private_drawCellText(doc, ctx, cell, fonts, controls);
  201. ctx.closePath();
  202. }
  203. function private_drawLine(cell, doc, ctx, style, styleBorderDest, startP, destP, mergedBand, styles, isNeedMergeBand) {
  204. let destStyle = style;
  205. if (mergedBand) {
  206. if (isNeedMergeBand && parseFloat(mergedBand[styleBorderDest]) === parseFloat(cell[JV.PROP_AREA][styleBorderDest])) {
  207. destStyle = styles[mergedBand[JV.PROP_STYLE][JV.PROP_ID]];
  208. }
  209. }
  210. if (destStyle[styleBorderDest] && parseFloat(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) !== 0) {
  211. doc.setDrawColor(destStyle[styleBorderDest][JV.PROP_COLOR]);
  212. if (parseInt(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) === 2) {
  213. doc.setLineWidth(1 * destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]);
  214. } else {
  215. doc.setLineWidth(0.1);
  216. }
  217. doc.line((cell[JV.PROP_AREA][startP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][startP[1]] + offsetY) * PDF_SCALE,
  218. (cell[JV.PROP_AREA][destP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][destP[1]] + offsetY) * PDF_SCALE);
  219. }
  220. }
  221. function setupDocFontByCfg(doc, fontName, font) {
  222. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_BOLD]] === 'T') {
  223. doc.setFont(fontName, "bold");
  224. } else {
  225. doc.setFont(fontName, "normal");
  226. }
  227. }
  228. function private_drawCellText(doc, ctx, cell, fonts, controls) {
  229. if (cell[JV.PROP_VALUE]) {
  230. let values = ("" + cell[JV.PROP_VALUE]).split('|');
  231. // let font = fonts[cell[JV.PROP_FONT]];
  232. let font = null;
  233. if (typeof cell[JV.PROP_FONT] === "string") {
  234. font = fonts[cell[JV.PROP_FONT]];
  235. } else {
  236. font = cell[JV.PROP_FONT];
  237. }
  238. if (CUST_CFG.isNarrow) {
  239. // 目前只考虑宋体及窄体
  240. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_NAME]] === 'Arial Narrow') {
  241. setupDocFontByCfg(doc, 'Arial Narrow', font);
  242. } else {
  243. setupDocFontByCfg(doc, 'SmartSimsun', font);
  244. }
  245. } else {
  246. setupDocFontByCfg(doc, 'SmartSimsun', font);
  247. }
  248. // let control = controls[cell[JV.PROP_CONTROL]];
  249. let control = null;
  250. if (typeof cell[JV.PROP_CONTROL] === "string") {
  251. control = controls[cell[JV.PROP_CONTROL]];
  252. } else {
  253. control = cell[JV.PROP_CONTROL];
  254. }
  255. let height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  256. 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];
  257. let ah = height;
  258. let restTopH = 0, restBottomH = 0;
  259. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_CLOSE_OUTPUT]] === 'T') {
  260. ah = (parseFloat(font[JV.FONT_PROPS[1]]) + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]) * values.length;
  261. let restH = height - ah;
  262. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'center') {
  263. restTopH = restH / 2;
  264. restBottomH = restH / 2;
  265. } else if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'bottom') {
  266. restBottomH = restH;
  267. } else {
  268. // restTopH = restH;
  269. restTopH = JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  270. }
  271. }
  272. let spaceIdxArr = [];
  273. for (let i = 0; i < values.length; i++) {
  274. area[JV.IDX_TOP] = cell[JV.PROP_AREA][JV.PROP_TOP] + i * (ah / values.length) + offsetY + restTopH;
  275. area[JV.IDX_BOTTOM] = cell[JV.PROP_AREA][JV.PROP_TOP] + (i + 1) * (ah / values.length) + offsetY + restBottomH;
  276. if (values[i] === null || values[i] === undefined || values[i] === 'null') {
  277. values[i] = "";
  278. }
  279. // 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 -----------------------------
  280. if (typeof(values[i]) === "string") {
  281. for (let j = 0; j < values[i].length; j++) {
  282. if (values[i][j] === ' ') spaceIdxArr.push(j);
  283. }
  284. }
  285. for (let j = spaceIdxArr.length - 1; j >= 0; j--) {
  286. values[i] = values[i].slice(0, spaceIdxArr[j]) + ' ' + values[i].slice(spaceIdxArr[j]);
  287. }
  288. // -----------------------------
  289. private_drawText(doc, ctx, values[i], area, font, control);
  290. spaceIdxArr = [];
  291. }
  292. }
  293. }
  294. function private_drawText(doc, ctx, val, area, font, control) {
  295. let dftFontHeight = 12;
  296. let output = [];
  297. if (font) {
  298. dftFontHeight = 1 * font[JV.FONT_PROPS[1]];
  299. doc.setFontSize(dftFontHeight);
  300. }
  301. // doc.font(fontFile);
  302. let options={};
  303. let inner_setupControl = function (outVal, inArea, inFontHeight, inOutput) {
  304. if (control) {
  305. private_setupAreaH(outVal, inArea, control.Horizon, font.FontAngle, inFontHeight, inOutput, options);
  306. private_setupAreaV(outVal, inArea, control.Vertical, font.FontAngle, inFontHeight, inOutput);
  307. } else {
  308. private_setupAreaH(outVal, inArea, "left", parseInt(font.FontAngle), inFontHeight, inOutput, options);
  309. private_setupAreaV(outVal, inArea, "bottom", parseInt(font.FontAngle), inFontHeight, inOutput);
  310. }
  311. };
  312. inner_setupControl(val, area, dftFontHeight, output);
  313. let validAreaTxtWidth = area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - area[JV.IDX_LEFT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  314. 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));
  315. if (parseInt(font.FontAngle) !== 0) {
  316. validAreaTxtWidth = area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] - area[JV.IDX_TOP] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  317. 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));
  318. }
  319. function private_drawUnderline(underLineVal, underLineArea) {
  320. //A. 暂不支持角度; B. PDF输出时,坐标没有translate
  321. // let ctx = doc;
  322. //1. 计算下划线的相关坐标
  323. let width = doc.getTextWidth(underLineVal);
  324. if (width > underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT]) {
  325. width = underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT];
  326. }
  327. let height = dftFontHeight;
  328. let startX = underLineArea[JV.IDX_LEFT], startY = underLineArea[JV.IDX_TOP], endX = underLineArea[JV.IDX_RIGHT], endY = underLineArea[JV.IDX_BOTTOM];
  329. // let startX = 0, startY = 0, endX = width, endY = startY;
  330. if (control.Horizon === "left") {
  331. startX = Math.round(underLineArea[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.IDX_LEFT]);
  332. } else if (control.Horizon === "right") {
  333. startX = Math.round(underLineArea[JV.IDX_RIGHT] - width - JV.OUTPUT_OFFSET[JV.IDX_RIGHT]);
  334. } else {
  335. startX = Math.round( underLineArea[JV.IDX_LEFT] + (underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT] - width) / 2);
  336. }
  337. endX = Math.round(startX + width);
  338. if (control.Vertical === "top") {
  339. startY = Math.round(underLineArea[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM] + height);
  340. } else if (control.Vertical === "bottom") {
  341. startY = Math.round(underLineArea[JV.IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM]);
  342. } else {
  343. 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];
  344. }
  345. endY = Math.round(startY);
  346. //2. 画线
  347. // ctx.save();
  348. if ( output[1] !== Math.round(output[1])) {
  349. ctx.translate(0,0.5);
  350. }
  351. doc.setDrawColor("BLACK");
  352. doc.setLineWidth(0.1);
  353. doc.line(startX * PDF_SCALE, startY * PDF_SCALE, endX * PDF_SCALE, endY * PDF_SCALE);
  354. }
  355. let rotateOptions;
  356. if (parseInt(font.FontAngle) !== 0) {
  357. if (control){
  358. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,control.Vertical,dftFontHeight, output);
  359. } else {
  360. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,"bottom",dftFontHeight, output);
  361. }
  362. doc.rotate(font.FontAngle,rotateOptions);
  363. }
  364. if (validAreaTxtWidth >= doc.getTextWidth(val) ||
  365. (control && control.Shrink !== 'T' && validTxtLines < private_splitString(val, validAreaTxtWidth, doc)) ) {
  366. options.width = validAreaTxtWidth * PDF_SCALE;
  367. options.height = dftFontHeight * PDF_SCALE;
  368. doc.setFontSize(dftFontHeight);
  369. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  370. private_drawUnderline(val, area);
  371. }
  372. doc.setFontSize(dftFontHeight * PDF_SCALE);
  373. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, val);
  374. } else {
  375. while (true) {
  376. 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));
  377. lines = (lines === 0 || (control.Shrink === 'T' && control.ShrinkFirst === 'T'))?1:lines;
  378. let actLines = private_splitString(val, validAreaTxtWidth, doc);
  379. if (actLines.length > lines && dftFontHeight >= 6) {
  380. dftFontHeight--;
  381. doc.setFontSize(dftFontHeight);
  382. options.width = validAreaTxtWidth * PDF_SCALE;
  383. options.height = dftFontHeight * PDF_SCALE;
  384. } else {
  385. let aH = dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + 4;
  386. if ((aH * actLines.length) < (area[JV.IDX_BOTTOM] - area[JV.IDX_TOP]) && (control && control.Vertical !== 'top')) {
  387. if (control.Vertical === 'bottom') {
  388. area[JV.IDX_TOP] = area[JV.IDX_BOTTOM] - (aH * actLines.length);
  389. } else {
  390. area[JV.IDX_TOP] = (area[JV.IDX_TOP] + area[JV.IDX_BOTTOM]) / 2 - (aH * actLines.length) / 2
  391. area[JV.IDX_BOTTOM] = area[JV.IDX_TOP] + (aH * actLines.length);
  392. }
  393. }
  394. let newArea = [], baseTop = area[JV.IDX_TOP];
  395. for (let ai = 0; ai < area.length; ai++) {
  396. newArea[ai] = area[ai];
  397. }
  398. options.width = validAreaTxtWidth * PDF_SCALE;
  399. options.height = dftFontHeight * PDF_SCALE;
  400. for (let lIdx = 0; lIdx < actLines.length; lIdx++) {
  401. newArea[JV.IDX_TOP] = Math.round(aH * lIdx + baseTop);
  402. newArea[JV.IDX_BOTTOM] = Math.round(aH * (lIdx + 1) + baseTop);
  403. doc.setFontSize(dftFontHeight);
  404. inner_setupControl(actLines[lIdx], newArea, dftFontHeight, output);
  405. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  406. private_drawUnderline(actLines[lIdx], newArea);
  407. }
  408. doc.setFontSize(dftFontHeight * PDF_SCALE);
  409. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, actLines[lIdx]);
  410. }
  411. break;
  412. }
  413. }
  414. }
  415. }
  416. function private_setupAreaH(outVal, area, type, fontAngle, dftFontHeight, outputPoint,options) {
  417. //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)-------------------------------------------
  418. let lType = type;
  419. if (type !== "left" && type !== "right" && type !== "center") lType = "left";
  420. switch (lType) {
  421. case "left":
  422. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  423. // outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  424. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  425. // outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  426. } else {
  427. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  428. }
  429. //ctx.textAlign="start";
  430. break;
  431. case "right":
  432. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  433. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  434. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  435. outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  436. } else {
  437. let width = doc.getTextWidth(outVal);
  438. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - width;
  439. }
  440. //ctx.textAlign="end";
  441. break;
  442. case "center":
  443. if (fontAngle === JV.VERTICAL_ANGLE_INT || fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  444. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM]) / 2;
  445. } else {
  446. let width = doc.getTextWidth(outVal);
  447. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT]) / 2 - (width / 2);
  448. }
  449. //ctx.textAlign="center";
  450. break;
  451. }
  452. }
  453. function private_setupAreaV(outVal, area, type, fontAngle, dftFontHeight, outputPoint) {
  454. //jspdf输出方式不同(与H5的canvas一样处理)-------------------------------------------
  455. let lType = type;
  456. if (type !== "top" && type !== "bottom" && type !== "center") lType = "top";
  457. switch (lType) {
  458. case "top":
  459. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  460. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - dftFontHeight - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  461. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  462. outputPoint[0] = 1 * area[JV.IDX_LEFT] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  463. } else outputPoint[1] = 1 * area[JV.IDX_TOP] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  464. break;
  465. case "bottom":
  466. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  467. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  468. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  469. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  470. } else {
  471. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  472. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  473. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  474. }
  475. break;
  476. case "center":
  477. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  478. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] - dftFontHeight) / 2;
  479. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  480. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] + dftFontHeight) / 2;
  481. } else {
  482. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM] + dftFontHeight) / 2;
  483. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  484. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  485. }
  486. break;
  487. }
  488. }
  489. function private_splitString(strVal, areaWidth, doc) {
  490. let rst = [];
  491. if (strVal) {
  492. let preSIdx = 0, txtWidth = 0;
  493. let currentW = 0;
  494. let chnW = doc.getTextWidth('一'), otherW = doc.getTextWidth('_');
  495. for (let sIdx = 0; sIdx < strVal.length; sIdx++) {
  496. currentW = (strVal.charCodeAt(sIdx) > 127)?chnW:otherW;
  497. txtWidth += currentW;
  498. if (txtWidth > areaWidth) {
  499. if (preSIdx < sIdx) {
  500. rst.push(strVal.substr(preSIdx, sIdx - preSIdx));
  501. preSIdx = sIdx;
  502. } else {
  503. rst.push(strVal.substr(preSIdx, 1));
  504. preSIdx = sIdx + 1;
  505. }
  506. txtWidth = currentW;
  507. }
  508. if (sIdx === strVal.length - 1) {
  509. rst.push(strVal.substr(preSIdx, strVal.length - preSIdx));
  510. }
  511. }
  512. }
  513. if (rst.length === 0) rst.push(''); //什么都没有,也得整个空串
  514. return rst;
  515. }
  516. function private_setupAreaRotateOption(area,w, type="top",dftFontHeight,outputPoint){
  517. let x = (area[JV.IDX_RIGHT] - area[JV.IDX_LEFT])/2+area[JV.IDX_LEFT];
  518. let y =(area[JV.IDX_BOTTOM] - area[JV.IDX_TOP])/2+ area[JV.IDX_TOP];
  519. let rotateOptions = {origin:[x,y]};
  520. let h = area[JV.IDX_RIGHT] - area[JV.IDX_LEFT];
  521. outputPoint[0]=x-w/2+JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  522. switch (type) {
  523. case "top":
  524. outputPoint[1] = y- h/2+ JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  525. break;
  526. case "bottom":
  527. outputPoint[1] = y+ h/2-JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]-dftFontHeight;
  528. break;
  529. case "center":
  530. outputPoint[1] = y+dftFontHeight/2;
  531. break;
  532. }
  533. return rotateOptions;
  534. }
  535. }
  536. }