+ 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"]));
+ // generate pdf
+ const pdfDoc = yield pdf_lib_1.PDFDocument.create();
+ var page = pdfDoc.addPage();
+ page.drawText('You can create PDFs!');
+ for (var j = 0; j < 1000; j += 5) {
+ if (j % 50 == 0) {
+ page.drawText(j.toString(), { x: 50, y: j });
+ }
+ page.drawLine({
+ start: { x: 0, y: j },
+ end: { x: 1000, y: j },
+ thickness: 0.5,
+ color: (0, pdf_lib_1.rgb)(0.75, 0.2, 0.2),
+ opacity: 0.20,
+ });
+ }
+ for (var i = 0; i < 1000; i += 5) {
+ if (i % 50 == 0) {
+ page.drawText(i.toString(), { x: i, y: 50 });
+ }
+ page.drawLine({
+ start: { x: i, y: 0 },
+ end: { x: i, y: 1000 },
+ thickness: 0.5,
+ color: (0, pdf_lib_1.rgb)(0.75, 0.2, 0.2),
+ opacity: 0.20,
+ });
+ }
+ pdfDoc.save();
+ const pdfBytes = yield pdfDoc.save();
+ fs.writeFileSync("blank.pdf", pdfBytes);
+ });
+ }
+ 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;