"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+ if (k2 === undefined) k2 = k;
+ var desc = Object.getOwnPropertyDescriptor(m, k);
+ if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+ desc = { enumerable: true, get: function() { return m[k]; } };
+ }
+ Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+ if (k2 === undefined) k2 = k;
+ o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+ Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+ o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+ if (mod && mod.__esModule) return mod;
+ var result = {};
+ if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+ __setModuleDefault(result, mod);
+ return result;
+};
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+ function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+ return new (P || (P = Promise))(function (resolve, reject) {
+ function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+ function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+ function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+ step((generator = generator.apply(thisArg, _arguments || [])).next());
+ });
+};
Object.defineProperty(exports, "__esModule", { value: true });
-exports.a = exports.Clo = void 0;
-function foo(arr) {
+exports.Clo = exports.calculateTextWidthHeightAux = exports.calculateTextWidthHeight = exports.hyphenTkTree = exports.filterEmptyString = exports.spacesToBreakpoint = exports.hyphenForClo = exports.splitCJKV = exports.twoReturnsToNewline = exports.ptToPx = exports.cjkvRegexPattern = exports.cjkvBlocksInRegex = exports.defaultFrameStyle = exports.defaultTextStyle = exports.A4_IN_PX = exports.Direction = void 0;
+const canva_1 = require("../canva");
+const fontkit = __importStar(require("fontkit"));
+const breakLines = __importStar(require("./breakLines"));
+/**
+ * TYPES
+ */
+/**
+ * text direction
+ * LTR - left to right
+ * TTB - top to bottom
+ * etc.
+ */
+var Direction;
+(function (Direction) {
+ Direction[Direction["LTR"] = 0] = "LTR";
+ Direction[Direction["RTL"] = 1] = "RTL";
+ Direction[Direction["TTB"] = 2] = "TTB";
+ Direction[Direction["BTT"] = 3] = "BTT";
+})(Direction || (exports.Direction = Direction = {}));
+/**
+ * DEFAULT CONST PART
+ */
+exports.A4_IN_PX = { "width": 793.7,
+ "height": 1122.5 };
+exports.defaultTextStyle = {
+ family: "FreeSerif",
+ size: ptToPx(12),
+ textWeight: canva_1.TextWeight.REGULAR,
+ fontStyle: canva_1.FontStyle.ITALIC,
+};
+exports.defaultFrameStyle = {
+ directionInsideLine: Direction.LTR,
+ direction: Direction.TTB,
+ baseLineskip: ptToPx(15),
+ textStyle: exports.defaultTextStyle,
+ x: exports.A4_IN_PX.width * 0.10,
+ y: exports.A4_IN_PX.height * 0.10,
+ width: exports.A4_IN_PX.width * 0.80,
+ height: exports.A4_IN_PX.height * 0.80,
+ content: null,
+};
+/**
+ * definition for cjk scripts
+ * - Hani : Han Character
+ * - Hang : Hangul
+ * - Bopo : Bopomofo
+ * - Kana : Katakana
+ * - Hira : Hiragana
+*/
+exports.cjkvBlocksInRegex = ["Hani", "Hang", "Bopo", "Kana", "Hira"];
+exports.cjkvRegexPattern = new RegExp("((?:" +
+ exports.cjkvBlocksInRegex.map((x) => "\\p{Script_Extensions=" + x + "}").join("|") + ")+)", "gu");
+/**
+ * FUNCTION PART
+ */
+/**
+ * convert from ptToPx
+ * @param pt pt size value
+ * @returns the corresponding px value
+ */
+function ptToPx(pt) {
+ return pt * 4.0 / 3.0;
+}
+exports.ptToPx = ptToPx;
+/**
+ * REGISTER PART
+ */
+/**
+ * convert '\n\n' to newline command ["nl"]
+ * @param arr the input `tkTree`
+ * @param clo the `Clo` object
+ * @returns the input tktree
+ */
+function twoReturnsToNewline(arr, clo) {
+ var middle = [];
for (let i = 0; i < arr.length; i++) {
+ var item = arr[i];
+ if (!Array.isArray(item)) {
+ middle = middle.concat(item.split(/(\n\n)/g));
+ }
+ else {
+ middle.push(item);
+ }
+ }
+ var result = [];
+ for (let j = 0; j < middle.length; j++) {
+ var item = middle[j];
+ if (!Array.isArray(item) && item == "\n\n") {
+ result.push(["nl"]); // push a newline command to the result `tkTree`
+ }
+ else {
+ result.push(middle[j]);
+ }
}
+ return result;
+}
+exports.twoReturnsToNewline = twoReturnsToNewline;
+/**
+ * split CJKV and non-CJKV
+ *
+ * @param arr : input tkTree
+ * @returns a splitted tkTree (by CJK and NonCJK)
+ * - Examples:
+ * ```
+ * [`many臺中daylight`] => [`many`, `臺中`, `dahylight`]
+ * ```
+ */
+function splitCJKV(arr, clo) {
+ var result = [];
+ for (let i = 0; i < arr.length; i++) {
+ var item = arr[i];
+ if (!Array.isArray(item)) {
+ result = result.concat(item.split(exports.cjkvRegexPattern));
+ }
+ else {
+ result.push(item);
+ }
+ }
+ return result;
+}
+exports.splitCJKV = splitCJKV;
+/**
+ * hyphenation for a clo document
+ * @param arr the array for a `tkTree`
+ * @param clo the Clo object
+ */
+function hyphenForClo(arr, clo) {
+ let hyphenLanguage = clo.attrs["hyphenLanguage"];
+ let res = hyphenTkTree(arr, hyphenLanguage);
+ return res;
+}
+exports.hyphenForClo = hyphenForClo;
+/**
+ * convert spaces to Breakpoint
+ * \s+ => ["bp" [\s+] ""]
+ * @param arr the tkTree input text stream
+ * @param clo the Clo object
+ * @returns the converted object
+ */
+function spacesToBreakpoint(arr, clo) {
+ let spacePattern = /^([ \t]+)$/g;
+ var result = [];
+ for (let i = 0; i < arr.length; i++) {
+ var item = arr[i];
+ if (!Array.isArray(item) && item.match(spacePattern)) {
+ // push a breakpoint command to the result `tkTree`
+ result.push(['bp', [["hglue", "0.1"], item], ""]);
+ }
+ else {
+ result.push(item);
+ }
+ }
+ return result;
+}
+exports.spacesToBreakpoint = spacesToBreakpoint;
+/**
+ * remove all the `` (empty string) in the arr
+ * @param arr the tkTree to be filtered
+ * @param clo the Clo file
+ */
+function filterEmptyString(arr, clo) {
if (Array.isArray(arr)) {
- arr.push("balabala");
+ arr.filter((x) => { return x != ``; });
}
return arr;
}
+exports.filterEmptyString = filterEmptyString;
+/**
+ * OTHER FUNCTIONS
+ */
+/**
+ * hyphenate for a tkTree
+ * - hyphenation => ["bp", "", "-"]
+ * @param arr the tkTree array
+ * @param lang ISO 639 code for the language
+ */
+function hyphenTkTree(arr, lang) {
+ // import corresponding hyphen language data and function
+ let hyphen = require("hyphen/" + lang);
+ let result = [];
+ for (let i = 0; i < arr.length; i++) {
+ let element = arr[i];
+ let splitter = "分"; // a CJKV
+ if (!Array.isArray(element)) {
+ let hyphenatedElement = hyphen.hyphenateSync(element, { hyphenChar: splitter });
+ let hyphenatedSplitted = hyphenatedElement.split(splitter);
+ var newSplitted = [];
+ for (var j = 0; j < hyphenatedSplitted.length - 1; j++) {
+ newSplitted.push(hyphenatedSplitted[j]);
+ // "bp" for breakpoint
+ newSplitted.push(["bp", "", "-"]); //insert a breakable point (bp) mark
+ }
+ newSplitted.push(hyphenatedSplitted[hyphenatedSplitted.length - 1]);
+ result = result.concat(newSplitted);
+ }
+ else {
+ result.push(element);
+ }
+ }
+ return result;
+}
+exports.hyphenTkTree = hyphenTkTree;
+/**
+ * calculate the text width and Height with a given `TextStyle`
+ * @param preprocessed
+ * @param defaultFontStyle
+ */
+function calculateTextWidthHeight(element, style) {
+ return __awaiter(this, void 0, void 0, function* () {
+ var res = [];
+ for (var i = 0; i < element.length; i++) {
+ res.push(yield calculateTextWidthHeightAux(element[i], style));
+ }
+ res = res.flat();
+ return res;
+ });
+}
+exports.calculateTextWidthHeight = calculateTextWidthHeight;
+/**
+ * calculate the text width and Height with a given `TextStyle`
+ * @param preprocessed
+ * @param defaultFontStyle
+ */
+function calculateTextWidthHeightAux(element, style) {
+ return __awaiter(this, void 0, void 0, function* () {
+ var result = [];
+ let fontPair = (0, canva_1.fontStyleTofont)(style);
+ if (fontPair.path.match(/\.ttc$/)) {
+ var font = yield fontkit.openSync(fontPair.path, fontPair.psName);
+ }
+ else {
+ var font = yield fontkit.openSync(fontPair.path);
+ }
+ if (!Array.isArray(element)) {
+ var run = font.layout(element, undefined, undefined, undefined, "ltr");
+ for (var j = 0; j < run.glyphs.length; j++) {
+ let runGlyphsItem = run.glyphs[j];
+ let item = {
+ x: null,
+ y: null,
+ textStyle: style,
+ direction: Direction.LTR,
+ width: (runGlyphsItem.advanceWidth) * (style.size) / 1000,
+ height: (runGlyphsItem.bbox.maxY - runGlyphsItem.bbox.minY) * (style.size) / 1000,
+ content: element[j],
+ minX: runGlyphsItem.bbox.minX,
+ maxX: runGlyphsItem.bbox.maxX,
+ minY: runGlyphsItem.bbox.minY,
+ maxY: runGlyphsItem.bbox.maxY
+ };
+ result.push(item);
+ }
+ return result;
+ }
+ else if (element[0] == "bp") {
+ var beforeNewLine = yield calculateTextWidthHeightAux(element[1], style);
+ if (Array.isArray(beforeNewLine)) {
+ beforeNewLine = beforeNewLine.flat();
+ }
+ let afterNewLine = yield calculateTextWidthHeightAux(element[2], style);
+ if (Array.isArray(afterNewLine)) {
+ afterNewLine = afterNewLine.flat();
+ }
+ let breakPointNode = {
+ original: beforeNewLine,
+ newLined: afterNewLine,
+ };
+ return breakPointNode;
+ }
+ else if (element[0] == "hglue" && !Array.isArray(element[1])) {
+ let hGlue = { stretchFactor: parseFloat(element[1]) };
+ return hGlue;
+ }
+ else {
+ return calculateTextWidthHeight(element, style);
+ }
+ });
+}
+exports.calculateTextWidthHeightAux = calculateTextWidthHeightAux;
+/**
+ * whole document-representing class
+ */
class Clo {
constructor() {
this.preprocessors = [];
this.mainStream = [];
- this.attributes = { "page": [793.7, 1122.5] };
- this.preprocessorRegister(foo);
+ this.attrs = {
+ "page": exports.A4_IN_PX,
+ "defaultFrameStyle": exports.defaultFrameStyle,
+ "hyphenLanguage": 'en' // hyphenated in the language (in ISO 639)
+ };
+ // register the precessor functions
+ this.preprocessorRegister(splitCJKV);
+ this.preprocessorRegister(hyphenForClo);
+ this.preprocessorRegister(twoReturnsToNewline);
+ this.preprocessorRegister(spacesToBreakpoint);
+ this.preprocessorRegister(filterEmptyString);
+ }
+ setAttr(attr, val) {
+ Object.assign(this.attrs, attr, val);
+ }
+ getAttr(attr) {
+ if (Object.keys(this.attrs).length === 0) {
+ return this.attrs[attr];
+ }
+ else {
+ return undefined;
+ }
}
/**
* register a function of preprocessor
this.preprocessors.push(f);
}
generatePdf() {
- // preprocessed
- var prepro = this.mainStream;
- for (var i = 0; i < this.preprocessors.length; i++) {
- prepro = this.preprocessors[i](prepro);
+ return __awaiter(this, void 0, void 0, function* () {
+ // preprocessed
+ var preprocessed = this.mainStream;
+ for (var i = 0; i < this.preprocessors.length; i++) {
+ preprocessed = this.preprocessors[i](preprocessed, this);
+ }
+ // generate the width and height of the stream
+ let defaultFontStyle = this.attrs["defaultFrameStyle"].textStyle;
+ let a = yield calculateTextWidthHeight(preprocessed, defaultFontStyle);
+ let breakLineAlgorithms = new breakLines.BreakLineAlgorithm();
+ // TODO
+ //console.log(breakLineAlgorithms.totalCost(a,70));
+ let segmentedNodes = breakLineAlgorithms.segmentedNodes(a, 70);
+ console.log(this.segmentedNodesToFrameBox(segmentedNodes, this.attrs["defaultFrameStyle"]));
+ });
+ }
+ segmentedNodesToFrameBox(segmentedNodes, frame) {
+ let baseLineskip = frame.baseLineskip;
+ let boxArrayEmpty = [];
+ let bigBox = {
+ x: frame.x,
+ y: frame.y,
+ textStyle: frame.textStyle,
+ direction: frame.direction,
+ width: frame.width,
+ height: frame.height,
+ content: boxArrayEmpty,
+ };
+ var bigBoxContent = boxArrayEmpty;
+ let segmentedNodesFixed = segmentedNodes.map((x) => this.removeBreakPoints(x).flat());
+ let segmentedNodeUnglue = segmentedNodesFixed.map((x) => this.removeGlue(x, frame).flat());
+ for (var i = 0; i < segmentedNodesFixed.length - 1; i++) {
+ var currentLineSkip = baseLineskip;
+ var glyphMaxHeight = this.getGlyphMaxHeight(segmentedNodesFixed[i]);
+ if (currentLineSkip === null || glyphMaxHeight > currentLineSkip) {
+ currentLineSkip = glyphMaxHeight;
+ }
+ var currentLineBox = {
+ x: null,
+ y: null,
+ textStyle: exports.defaultTextStyle,
+ direction: frame.directionInsideLine,
+ width: frame.width,
+ height: currentLineSkip,
+ content: segmentedNodeUnglue[i],
+ };
+ bigBoxContent.push(currentLineBox);
+ }
+ bigBox.content = bigBoxContent;
+ return bigBox;
+ }
+ /**
+ * get the max height of the glyph`[a, b, c]`
+ * @param nodeLine the node line [a, b, c, ...]
+ * @returns
+ */
+ getGlyphMaxHeight(nodeLine) {
+ let segmentedNodeLineHeight = nodeLine.map((x) => { if ("height" in x && x.height > 0.0) {
+ return x.height;
+ }
+ else {
+ return 0.0;
+ } });
+ let maxHeight = Math.max(...segmentedNodeLineHeight);
+ return maxHeight;
+ }
+ removeGlue(nodeLine, frame) {
+ let breakLineAlgorithms = new breakLines.BreakLineAlgorithm();
+ let glueRemoved = nodeLine.filter((x) => !breakLineAlgorithms.isHGlue(x));
+ let onlyGlue = nodeLine.filter((x) => breakLineAlgorithms.isHGlue(x));
+ let sumStretchFactor = onlyGlue.map((x) => { if ("stretchFactor" in x) {
+ return x.stretchFactor;
+ }
+ else {
+ return 0;
+ } })
+ .reduce((acc, cur) => acc + cur, 0);
+ let glueRemovedWidth = glueRemoved.map((x) => { if ("width" in x) {
+ return x.width;
+ }
+ else {
+ return 0;
+ } })
+ .reduce((acc, cur) => acc + cur, 0);
+ let offset = frame.width - glueRemovedWidth;
+ var res = [];
+ for (var i = 0; i < nodeLine.length; i++) {
+ var ele = nodeLine[i];
+ if (breakLineAlgorithms.isHGlue(ele)) {
+ let tmp = {
+ x: null,
+ y: null,
+ textStyle: null,
+ direction: frame.directionInsideLine,
+ width: ele.stretchFactor / sumStretchFactor * offset,
+ height: 0,
+ content: "",
+ };
+ res.push(tmp);
+ }
+ else {
+ res.push(ele);
+ }
+ }
+ return res;
+ }
+ /**
+ * remove breakpoints
+ * @param boxitemline boxitem in a line with a breakpoint
+ * @returns boxitemline with break points removed
+ */
+ removeBreakPoints(boxitemline) {
+ var res = [];
+ let breakLineAlgorithms = new breakLines.BreakLineAlgorithm();
+ for (var i = 0; i < boxitemline.length; i++) {
+ let ele = boxitemline[i];
+ if (breakLineAlgorithms.isBreakPoint(ele)) {
+ if (i == boxitemline.length - 1) {
+ res.push(ele.newLined);
+ }
+ else {
+ res.push(ele.original);
+ }
+ }
+ else {
+ res.push(ele);
+ }
}
- // TODO
- console.log("test" + prepro);
+ return res;
}
}
exports.Clo = Clo;
-exports.a = new Clo();
-exports.default = exports.a;
+/*
+export let a = new Clo();
+export default a; */