rpt_jspdf.js 31 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565
  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, false, signatureRelArr);
  95. } else {
  96. private_drawSignature(doc, ctx, cell, styles, controls, newPageMergeBand, true, signatureRelArr);
  97. }
  98. }
  99. }
  100. }
  101. doc.save(newName + '.pdf');
  102. function private_chkIfInMergedBand(mergedBand, cell) {
  103. let rst = false;
  104. if (mergedBand && cell) {
  105. rst = mergedBand[JV.PROP_TOP] <= cell[JV.PROP_AREA][JV.PROP_TOP] && mergedBand[JV.PROP_BOTTOM] >= cell[JV.PROP_AREA][JV.PROP_BOTTOM] &&
  106. mergedBand[JV.PROP_LEFT] <= cell[JV.PROP_AREA][JV.PROP_LEFT] && mergedBand[JV.PROP_RIGHT] >= cell[JV.PROP_AREA][JV.PROP_RIGHT];
  107. }
  108. return rst;
  109. }
  110. function private_drawSignature(doc, ctx, cell, styles, controls, mergedBand, onlyShowBorder, signatureRelArr) {
  111. ctx.beginPath();
  112. let style = styles[cell[JV.PROP_STYLE]];
  113. if (style) {
  114. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  115. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  116. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  117. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  118. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  119. }
  120. ctx.closePath();
  121. if (!onlyShowBorder) private_drawSignatureCellText(doc, ctx, cell, controls, signatureRelArr);
  122. }
  123. function private_drawSignatureCellText(doc, ctx, cell, controls, signatureRelArr) {
  124. let control = null;
  125. if (typeof cell[JV.PROP_CONTROL] === "string") {
  126. control = controls[cell[JV.PROP_CONTROL]];
  127. } else {
  128. control = cell[JV.PROP_CONTROL];
  129. }
  130. if (cell.pic) {
  131. if (cell.signature_name === JV.SIGNATURE_NAME_DUMMY) {
  132. private_drawImage(doc, ctx, cell, control, cell.pic, [1, 1, 1, 1]);
  133. } else {
  134. private_drawImage(doc, ctx, cell, control, cell.pic);
  135. }
  136. } else {
  137. // 导出PDF时,根本不需要判断cell.path是不是null or undefined
  138. for (const signRel of signatureRelArr) {
  139. if (cell.signature_name === signRel.signature_name && signRel.sign_pic !== null && signRel.sign_pic !== undefined) {
  140. private_drawImage(doc, ctx, cell, control, signRel.sign_pic);
  141. break;
  142. }
  143. }
  144. }
  145. }
  146. function private_getProperSignatureArea(cell, control) {
  147. // 约定默认长宽比例是2:1,图片分辨率是600*300
  148. const rst = [0, 0, 0, 0]; // left, top, right, bottom
  149. if (cell && cell[JV.PROP_AREA]) {
  150. let width = cell[JV.PROP_AREA][JV.PROP_RIGHT] - cell[JV.PROP_AREA][JV.PROP_LEFT],
  151. height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  152. if (width > height * 2) {
  153. width = height * 2;
  154. } else {
  155. height = width / 2;
  156. }
  157. switch (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_HORIZON]]) {
  158. case 'left':
  159. rst[0] = cell[JV.PROP_AREA][JV.PROP_LEFT];
  160. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  161. rst[2] = rst[0] + width;
  162. rst[3] = rst[1] + height;
  163. break;
  164. case 'right':
  165. rst[2] = cell[JV.PROP_AREA][JV.PROP_RIGHT];
  166. rst[3] = cell[JV.PROP_AREA][JV.PROP_BOTTOM];
  167. rst[0] = rst[2] - width;
  168. rst[1] = rst[3] - height;
  169. break;
  170. default:
  171. //center
  172. rst[0] = (cell[JV.PROP_AREA][JV.PROP_LEFT] + cell[JV.PROP_AREA][JV.PROP_RIGHT] - width) / 2;
  173. rst[1] = cell[JV.PROP_AREA][JV.PROP_TOP];
  174. rst[2] = rst[0] + width;
  175. rst[3] = rst[1] + height;
  176. break;
  177. }
  178. }
  179. rst[0] = rst[0] + offsetX;
  180. rst[2] = rst[2] + offsetX;
  181. rst[1] = rst[1] + offsetY;
  182. rst[3] = rst[3] + offsetY;
  183. return rst;
  184. }
  185. function private_drawImage(doc, ctx, cell, control, imageData, offsetArea) {
  186. let area = private_getProperSignatureArea(cell, control);
  187. if (offsetArea) {
  188. area[0] = area[0] + offsetArea[0]; // Left
  189. area[1] = area[1] + offsetArea[1]; // Top
  190. area[2] = area[2] - offsetArea[2]; // Right
  191. area[3] = area[3] - offsetArea[3]; // Bottom
  192. }
  193. doc.addImage(imageData, 'PNG', area[0] * PDF_SCALE, area[1] * PDF_SCALE,
  194. (area[2] - area[0]) * PDF_SCALE, (area[3] - area[1]) * PDF_SCALE);
  195. }
  196. function private_drawCell(doc, ctx, cell, fonts, styles, controls, mergedBand) {
  197. ctx.beginPath();
  198. let style = styles[cell[JV.PROP_STYLE]];
  199. if (style) {
  200. let isNeedMergeBand = private_chkIfInMergedBand(mergedBand, cell);
  201. private_drawLine(cell, doc, ctx, style, JV.PROP_TOP, [JV.PROP_LEFT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  202. private_drawLine(cell, doc, ctx, style, JV.PROP_RIGHT, [JV.PROP_RIGHT, JV.PROP_TOP],[JV.PROP_RIGHT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  203. private_drawLine(cell, doc, ctx, style, JV.PROP_BOTTOM, [JV.PROP_RIGHT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_BOTTOM], mergedBand, styles, isNeedMergeBand);
  204. private_drawLine(cell, doc, ctx, style, JV.PROP_LEFT, [JV.PROP_LEFT, JV.PROP_BOTTOM],[JV.PROP_LEFT, JV.PROP_TOP], mergedBand, styles, isNeedMergeBand);
  205. }
  206. private_drawCellText(doc, ctx, cell, fonts, controls);
  207. ctx.closePath();
  208. }
  209. function private_drawLine(cell, doc, ctx, style, styleBorderDest, startP, destP, mergedBand, styles, isNeedMergeBand) {
  210. let destStyle = style;
  211. if (mergedBand) {
  212. if (isNeedMergeBand && parseFloat(mergedBand[styleBorderDest]) === parseFloat(cell[JV.PROP_AREA][styleBorderDest])) {
  213. destStyle = styles[mergedBand[JV.PROP_STYLE][JV.PROP_ID]];
  214. }
  215. }
  216. if (destStyle[styleBorderDest] && parseFloat(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) !== 0) {
  217. doc.setDrawColor(destStyle[styleBorderDest][JV.PROP_COLOR]);
  218. if (parseInt(destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]) === 2) {
  219. doc.setLineWidth(1 * destStyle[styleBorderDest][JV.PROP_LINE_WEIGHT]);
  220. } else {
  221. doc.setLineWidth(0.1);
  222. }
  223. doc.line((cell[JV.PROP_AREA][startP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][startP[1]] + offsetY) * PDF_SCALE,
  224. (cell[JV.PROP_AREA][destP[0]] + offsetX) * PDF_SCALE, (cell[JV.PROP_AREA][destP[1]] + offsetY) * PDF_SCALE);
  225. }
  226. }
  227. function setupDocFontByCfg(doc, fontName, font) {
  228. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_BOLD]] === 'T') {
  229. doc.setFont(fontName, "bold");
  230. } else {
  231. doc.setFont(fontName, "normal");
  232. }
  233. }
  234. function private_drawCellText(doc, ctx, cell, fonts, controls) {
  235. if (cell[JV.PROP_VALUE]) {
  236. let values = ("" + cell[JV.PROP_VALUE]).split('|');
  237. // let font = fonts[cell[JV.PROP_FONT]];
  238. let font = null;
  239. if (typeof cell[JV.PROP_FONT] === "string") {
  240. font = fonts[cell[JV.PROP_FONT]];
  241. } else {
  242. font = cell[JV.PROP_FONT];
  243. }
  244. if (CUST_CFG.isNarrow) {
  245. // 目前只考虑宋体及窄体
  246. if (font[JV.FONT_PROPS[JV.FONT_PROP_IDX_NAME]] === 'Arial Narrow') {
  247. setupDocFontByCfg(doc, 'Arial Narrow', font);
  248. } else {
  249. setupDocFontByCfg(doc, 'SmartSimsun', font);
  250. }
  251. } else {
  252. setupDocFontByCfg(doc, 'SmartSimsun', font);
  253. }
  254. // let control = controls[cell[JV.PROP_CONTROL]];
  255. let control = null;
  256. if (typeof cell[JV.PROP_CONTROL] === "string") {
  257. control = controls[cell[JV.PROP_CONTROL]];
  258. } else {
  259. control = cell[JV.PROP_CONTROL];
  260. }
  261. let height = cell[JV.PROP_AREA][JV.PROP_BOTTOM] - cell[JV.PROP_AREA][JV.PROP_TOP];
  262. 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];
  263. let ah = height;
  264. let restTopH = 0, restBottomH = 0;
  265. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_CLOSE_OUTPUT]] === 'T') {
  266. ah = (parseFloat(font[JV.FONT_PROPS[1]]) + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]) * values.length;
  267. let restH = height - ah;
  268. if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'center') {
  269. restTopH = restH / 2;
  270. restBottomH = restH / 2;
  271. } else if (control[JV.CONTROL_PROPS[JV.CONTROL_PROP_IDX_VERTICAL]] === 'bottom') {
  272. restBottomH = restH;
  273. } else {
  274. // restTopH = restH;
  275. restTopH = JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  276. }
  277. }
  278. let spaceIdxArr = [];
  279. for (let i = 0; i < values.length; i++) {
  280. area[JV.IDX_TOP] = cell[JV.PROP_AREA][JV.PROP_TOP] + i * (ah / values.length) + offsetY + restTopH;
  281. area[JV.IDX_BOTTOM] = cell[JV.PROP_AREA][JV.PROP_TOP] + (i + 1) * (ah / values.length) + offsetY + restBottomH;
  282. if (values[i] === null || values[i] === undefined || values[i] === 'null') {
  283. values[i] = "";
  284. }
  285. // 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 -----------------------------
  286. if (typeof(values[i]) === "string") {
  287. for (let j = 0; j < values[i].length; j++) {
  288. if (values[i][j] === ' ') spaceIdxArr.push(j);
  289. }
  290. }
  291. for (let j = spaceIdxArr.length - 1; j >= 0; j--) {
  292. values[i] = values[i].slice(0, spaceIdxArr[j]) + ' ' + values[i].slice(spaceIdxArr[j]);
  293. }
  294. // -----------------------------
  295. private_drawText(doc, ctx, values[i], area, font, control);
  296. spaceIdxArr = [];
  297. }
  298. }
  299. }
  300. function private_drawText(doc, ctx, val, area, font, control) {
  301. let dftFontHeight = 12;
  302. let output = [];
  303. if (font) {
  304. dftFontHeight = 1 * font[JV.FONT_PROPS[1]];
  305. doc.setFontSize(dftFontHeight);
  306. }
  307. // doc.font(fontFile);
  308. let options={};
  309. let inner_setupControl = function (outVal, inArea, inFontHeight, inOutput) {
  310. if (control) {
  311. private_setupAreaH(outVal, inArea, control.Horizon, font.FontAngle, inFontHeight, inOutput, options);
  312. private_setupAreaV(outVal, inArea, control.Vertical, font.FontAngle, inFontHeight, inOutput);
  313. } else {
  314. private_setupAreaH(outVal, inArea, "left", parseInt(font.FontAngle), inFontHeight, inOutput, options);
  315. private_setupAreaV(outVal, inArea, "bottom", parseInt(font.FontAngle), inFontHeight, inOutput);
  316. }
  317. };
  318. inner_setupControl(val, area, dftFontHeight, output);
  319. let validAreaTxtWidth = area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - area[JV.IDX_LEFT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  320. 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));
  321. if (parseInt(font.FontAngle) !== 0) {
  322. validAreaTxtWidth = area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] - area[JV.IDX_TOP] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  323. 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));
  324. }
  325. function private_drawUnderline(underLineVal, underLineArea) {
  326. //A. 暂不支持角度; B. PDF输出时,坐标没有translate
  327. // let ctx = doc;
  328. //1. 计算下划线的相关坐标
  329. let width = doc.getTextWidth(underLineVal);
  330. if (width > underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT]) {
  331. width = underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT];
  332. }
  333. let height = dftFontHeight;
  334. let startX = underLineArea[JV.IDX_LEFT], startY = underLineArea[JV.IDX_TOP], endX = underLineArea[JV.IDX_RIGHT], endY = underLineArea[JV.IDX_BOTTOM];
  335. // let startX = 0, startY = 0, endX = width, endY = startY;
  336. if (control.Horizon === "left") {
  337. startX = Math.round(underLineArea[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.IDX_LEFT]);
  338. } else if (control.Horizon === "right") {
  339. startX = Math.round(underLineArea[JV.IDX_RIGHT] - width - JV.OUTPUT_OFFSET[JV.IDX_RIGHT]);
  340. } else {
  341. startX = Math.round( underLineArea[JV.IDX_LEFT] + (underLineArea[JV.IDX_RIGHT] - underLineArea[JV.IDX_LEFT] - width) / 2);
  342. }
  343. endX = Math.round(startX + width);
  344. if (control.Vertical === "top") {
  345. startY = Math.round(underLineArea[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM] + height);
  346. } else if (control.Vertical === "bottom") {
  347. startY = Math.round(underLineArea[JV.IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.IDX_BOTTOM]);
  348. } else {
  349. 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];
  350. }
  351. endY = Math.round(startY);
  352. //2. 画线
  353. // ctx.save();
  354. if ( output[1] !== Math.round(output[1])) {
  355. ctx.translate(0,0.5);
  356. }
  357. doc.setDrawColor("BLACK");
  358. doc.setLineWidth(0.1);
  359. doc.line(startX * PDF_SCALE, startY * PDF_SCALE, endX * PDF_SCALE, endY * PDF_SCALE);
  360. }
  361. let rotateOptions;
  362. if (parseInt(font.FontAngle) !== 0) {
  363. if (control){
  364. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,control.Vertical,dftFontHeight, output);
  365. } else {
  366. rotateOptions = private_setupAreaRotateOption(area,validAreaTxtWidth,"bottom",dftFontHeight, output);
  367. }
  368. doc.rotate(font.FontAngle,rotateOptions);
  369. }
  370. if (validAreaTxtWidth >= doc.getTextWidth(val) ||
  371. (control && control.Shrink !== 'T' && validTxtLines < private_splitString(val, validAreaTxtWidth, doc)) ) {
  372. options.width = validAreaTxtWidth * PDF_SCALE;
  373. options.height = dftFontHeight * PDF_SCALE;
  374. doc.setFontSize(dftFontHeight);
  375. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  376. private_drawUnderline(val, area);
  377. }
  378. doc.setFontSize(dftFontHeight * PDF_SCALE);
  379. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, val);
  380. } else {
  381. while (true) {
  382. 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));
  383. lines = (lines === 0 || (control.Shrink === 'T' && control.ShrinkFirst === 'T'))?1:lines;
  384. let actLines = private_splitString(val, validAreaTxtWidth, doc);
  385. if (actLines.length > lines && dftFontHeight >= 6) {
  386. dftFontHeight--;
  387. doc.setFontSize(dftFontHeight);
  388. options.width = validAreaTxtWidth * PDF_SCALE;
  389. options.height = dftFontHeight * PDF_SCALE;
  390. } else {
  391. let aH = dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP] + 4;
  392. if ((aH * actLines.length) < (area[JV.IDX_BOTTOM] - area[JV.IDX_TOP]) && (control && control.Vertical !== 'top')) {
  393. if (control.Vertical === 'bottom') {
  394. area[JV.IDX_TOP] = area[JV.IDX_BOTTOM] - (aH * actLines.length);
  395. } else {
  396. area[JV.IDX_TOP] = (area[JV.IDX_TOP] + area[JV.IDX_BOTTOM]) / 2 - (aH * actLines.length) / 2
  397. area[JV.IDX_BOTTOM] = area[JV.IDX_TOP] + (aH * actLines.length);
  398. }
  399. }
  400. let newArea = [], baseTop = area[JV.IDX_TOP];
  401. for (let ai = 0; ai < area.length; ai++) {
  402. newArea[ai] = area[ai];
  403. }
  404. options.width = validAreaTxtWidth * PDF_SCALE;
  405. options.height = dftFontHeight * PDF_SCALE;
  406. for (let lIdx = 0; lIdx < actLines.length; lIdx++) {
  407. newArea[JV.IDX_TOP] = Math.round(aH * lIdx + baseTop);
  408. newArea[JV.IDX_BOTTOM] = Math.round(aH * (lIdx + 1) + baseTop);
  409. doc.setFontSize(dftFontHeight);
  410. inner_setupControl(actLines[lIdx], newArea, dftFontHeight, output);
  411. if (font[JV.FONT_PROPS[5]] === 'T' && parseInt(font.FontAngle) === 0) {
  412. private_drawUnderline(actLines[lIdx], newArea);
  413. }
  414. doc.setFontSize(dftFontHeight * PDF_SCALE);
  415. doc.text(output[0] * PDF_SCALE, output[1] * PDF_SCALE, actLines[lIdx]);
  416. }
  417. break;
  418. }
  419. }
  420. }
  421. }
  422. function private_setupAreaH(outVal, area, type, fontAngle, dftFontHeight, outputPoint,options) {
  423. //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)-------------------------------------------
  424. let lType = type;
  425. if (type !== "left" && type !== "right" && type !== "center") lType = "left";
  426. switch (lType) {
  427. case "left":
  428. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  429. // outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  430. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  431. // outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  432. } else {
  433. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  434. }
  435. //ctx.textAlign="start";
  436. break;
  437. case "right":
  438. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  439. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  440. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  441. outputPoint[1] = 1 * area[JV.IDX_TOP] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT];
  442. } else {
  443. let width = doc.getTextWidth(outVal);
  444. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_RIGHT] - width;
  445. }
  446. //ctx.textAlign="end";
  447. break;
  448. case "center":
  449. if (fontAngle === JV.VERTICAL_ANGLE_INT || fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  450. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM]) / 2;
  451. } else {
  452. let width = doc.getTextWidth(outVal);
  453. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT]) / 2 - (width / 2);
  454. }
  455. //ctx.textAlign="center";
  456. break;
  457. }
  458. }
  459. function private_setupAreaV(outVal, area, type, fontAngle, dftFontHeight, outputPoint) {
  460. //jspdf输出方式不同(与H5的canvas一样处理)-------------------------------------------
  461. let lType = type;
  462. if (type !== "top" && type !== "bottom" && type !== "center") lType = "top";
  463. switch (lType) {
  464. case "top":
  465. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  466. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - dftFontHeight - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  467. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  468. outputPoint[0] = 1 * area[JV.IDX_LEFT] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  469. } else outputPoint[1] = 1 * area[JV.IDX_TOP] + dftFontHeight + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  470. break;
  471. case "bottom":
  472. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  473. outputPoint[0] = 1 * area[JV.IDX_LEFT] + JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  474. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  475. outputPoint[0] = 1 * area[JV.IDX_RIGHT] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  476. } else {
  477. outputPoint[1] = 1 * area[JV.IDX_BOTTOM] - JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM];
  478. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  479. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  480. }
  481. break;
  482. case "center":
  483. if (fontAngle === JV.VERTICAL_ANGLE_INT) {
  484. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] - dftFontHeight) / 2;
  485. } else if (fontAngle === JV.ANTI_VERTICAL_ANGLE_INT) {
  486. outputPoint[0] = (1 * area[JV.IDX_LEFT] + 1 * area[JV.IDX_RIGHT] + dftFontHeight) / 2;
  487. } else {
  488. outputPoint[1] = (1 * area[JV.IDX_TOP] + 1 * area[JV.IDX_BOTTOM] + dftFontHeight) / 2;
  489. // if (fontName === "宋体") outputPoint[1] = outputPoint[1] - 1;
  490. outputPoint[1] = outputPoint[1] - 1; // 宋体需要提上一个像素点
  491. }
  492. break;
  493. }
  494. }
  495. function private_splitString(strVal, areaWidth, doc) {
  496. let rst = [];
  497. if (strVal) {
  498. let preSIdx = 0, txtWidth = 0;
  499. let currentW = 0;
  500. let chnW = doc.getTextWidth('一'), otherW = doc.getTextWidth('_');
  501. for (let sIdx = 0; sIdx < strVal.length; sIdx++) {
  502. currentW = (strVal.charCodeAt(sIdx) > 127)?chnW:otherW;
  503. txtWidth += currentW;
  504. if (txtWidth > areaWidth) {
  505. if (preSIdx < sIdx) {
  506. rst.push(strVal.substr(preSIdx, sIdx - preSIdx));
  507. preSIdx = sIdx;
  508. } else {
  509. rst.push(strVal.substr(preSIdx, 1));
  510. preSIdx = sIdx + 1;
  511. }
  512. txtWidth = currentW;
  513. }
  514. if (sIdx === strVal.length - 1) {
  515. rst.push(strVal.substr(preSIdx, strVal.length - preSIdx));
  516. }
  517. }
  518. }
  519. if (rst.length === 0) rst.push(''); //什么都没有,也得整个空串
  520. return rst;
  521. }
  522. function private_setupAreaRotateOption(area,w, type="top",dftFontHeight,outputPoint){
  523. let x = (area[JV.IDX_RIGHT] - area[JV.IDX_LEFT])/2+area[JV.IDX_LEFT];
  524. let y =(area[JV.IDX_BOTTOM] - area[JV.IDX_TOP])/2+ area[JV.IDX_TOP];
  525. let rotateOptions = {origin:[x,y]};
  526. let h = area[JV.IDX_RIGHT] - area[JV.IDX_LEFT];
  527. outputPoint[0]=x-w/2+JV.OUTPUT_OFFSET[JV.OFFSET_IDX_LEFT];
  528. switch (type) {
  529. case "top":
  530. outputPoint[1] = y- h/2+ JV.OUTPUT_OFFSET[JV.OFFSET_IDX_TOP];
  531. break;
  532. case "bottom":
  533. outputPoint[1] = y+ h/2-JV.OUTPUT_OFFSET[JV.OFFSET_IDX_BOTTOM]-dftFontHeight;
  534. break;
  535. case "center":
  536. outputPoint[1] = y+dftFontHeight/2;
  537. break;
  538. }
  539. return rotateOptions;
  540. }
  541. }
  542. }