add grid

[clo] / src / libclo / index.ts

diff --git a/src/libclo/index.ts b/src/libclo/index.ts
index b64a819c9c719a63d2f7af34d0ec4c73d749fc7a..bcd6a46704d96b05580f4f81eea3e86eef1b214e 100644 (file)
--- a/src/libclo/index.ts
+++ b/src/libclo/index.ts
@@ -5,6 +5,10 @@ import { JSDOM } from "jsdom";
 import * as fontkit from "fontkit";
 import * as util from "node:util";
 import * as breakLines from "./breakLines";
+import "pdfkit";
+import PDFKitPage from "pdfkit/js/page";
+import { ColorTypes, PDFDocument, rgb } from "pdf-lib";
+import * as fs from "fs";
 
 /**
  * TYPES
@@ -443,7 +447,44 @@ export class Clo{
         //console.log(breakLineAlgorithms.totalCost(a,70));
         let segmentedNodes = breakLineAlgorithms.segmentedNodes(a, 70);
 
-        console.log(this.segmentedNodesToFrameBox(segmentedNodes, <FrameBox>this.attrs["defaultFrameStyle"]));
+        console.log(
+            this.segmentedNodesToFrameBox(segmentedNodes, <FrameBox>this.attrs["defaultFrameStyle"]));
+
+        // generate pdf
+        const pdfDoc = await 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(i.toString(), {x: 50, y: j});
+            }
+
+            page.drawLine({
+                start: { x: 0, y: j },
+                end: { x: 1000, y: j },
+                thickness: 0.5,
+                color: 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: rgb(0.75, 0.2, 0.2),
+            opacity: 0.20,
+          });
+        }
+        pdfDoc.save();
+
+        const pdfBytes = await pdfDoc.save();
+        fs.writeFileSync("blank.pdf", pdfBytes);
     }
 
     segmentedNodesToFrameBox(segmentedNodes : BoxesItem[][], frame : FrameBox) : Box{