解決不了PDF-lib的問題

This commit is contained in:
Tan, Kian-ting 2024-04-22 01:34:49 +08:00
parent 0ccf7a2fa2
commit ca192e89a4
7 changed files with 357 additions and 20 deletions

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@ -1,5 +1,6 @@
## Just another interpretation of typesetting
## TODO
**現在問題需要遷移到PDFKit以及使用標準的fontkit避免ttc無法支援的問題。PDF-lib試過了不能用。**
- [v] apply - 240403
- [v] letrec - 240405
- [v] car - 240403
@ -7,11 +8,11 @@
- [v] concat string (++)
- [v] set!
- [v] list ref by index
- [ ] dict ref by id
- [v] dict ref by id
- [v] map 20240410
- [v] add pdf page 240410 (addPDFPages)
- [v] create pdf 240410
- [ ] close pdf
- [v] close pdf
- [v] add character
- [ ] add path
- [ ] basic typesetting format

303
package-lock.json generated
View file

@ -10,11 +10,15 @@
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"pdf-lib": {
"version": "1.17.1",
"resolved": "https://registry.npmjs.org/pdf-lib/-/pdf-lib-1.17.1.tgz",
@ -2806,6 +3062,11 @@
"dev": true,
"peer": true
},
"restructure": {
"version": "3.0.1",
"resolved": "https://registry.npmjs.org/restructure/-/restructure-3.0.1.tgz",
"integrity": "sha512-6neDpI/yE9eogQo22qmWwKIA9wFPRyYjQleDEh6zaNAf2ZPqLJYUvNBJBWEWNoBlCeQMQkvIOe2YI/K2GOag+g=="
},
"reusify": {
"version": "1.0.4",
"resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
@ -2897,6 +3158,11 @@
"dev": true,
"peer": true
},
"tiny-inflate": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/tiny-inflate/-/tiny-inflate-1.0.3.tgz",
"integrity": "sha512-pkY1fj1cKHb2seWDy0B16HeWyczlJA9/WW3u3c4z/NiWDsO3DOU5D7nhTLE9CF0yXv/QZFY7sEJmj24dK+Rrqw=="
},
"to-regex-range": {
"version": "5.0.1",
"resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
@ -2952,6 +3218,31 @@
"integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
"dev": true
},
"unicode-properties": {
"version": "1.4.1",
"resolved": "https://registry.npmjs.org/unicode-properties/-/unicode-properties-1.4.1.tgz",
"integrity": "sha512-CLjCCLQ6UuMxWnbIylkisbRj31qxHPAurvena/0iwSVbQ2G1VY5/HjV0IRabOEbDHlzZlRdCrD4NhB0JtU40Pg==",
"requires": {
"base64-js": "^1.3.0",
"unicode-trie": "^2.0.0"
}
},
"unicode-trie": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/unicode-trie/-/unicode-trie-2.0.0.tgz",
"integrity": "sha512-x7bc76x0bm4prf1VLg79uhAzKw8DVboClSN5VxJuQ+LKDOVEW9CdH+VY7SP+vX7xCYQqzzgQpFqz15zeLvAtZQ==",
"requires": {
"pako": "^0.2.5",
"tiny-inflate": "^1.0.0"
},
"dependencies": {
"pako": {
"version": "0.2.9",
"resolved": "https://registry.npmjs.org/pako/-/pako-0.2.9.tgz",
"integrity": "sha512-NUcwaKxUxWrZLpDG+z/xZaCgQITkA/Dv4V/T6bw7VON6l1Xz/VnrBqrYjZQ12TamKHzITTfOEIYUj48y2KXImA=="
}
}
},
"uri-js": {
"version": "4.4.1",
"resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",

View file

@ -17,11 +17,15 @@
"license": "MIT",
"dependencies": {
"@pdf-lib/fontkit": "^1.1.1",
"fontkit": "^2.0.2",
"harfbuzzjs": "^0.3.5",
"memfs": "^4.8.2",
"pdf-fontkit": "^1.8.9",
"pdf-lib": "^1.17.1",
"typescript-parsec": "^0.3.4"
},
"devDependencies": {
"@types/fontkit": "^2.0.7",
"@types/node": "^20.11.30",
"@typescript-eslint/eslint-plugin": "^6.21.0",
"@typescript-eslint/parser": "^6.21.0",

View file

@ -24,7 +24,8 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
Object.defineProperty(exports, "__esModule", { value: true });
const fs = __importStar(require("fs"));
const pdf_lib_1 = require("pdf-lib");
const fontkit_1 = __importDefault(require("@pdf-lib/fontkit"));
const pdf_fontkit_1 = __importDefault(require("pdf-fontkit")); // for pdflib usage
const memfs_1 = require("memfs");
const typescript_parsec_1 = require("typescript-parsec");
const typescript_parsec_2 = require("typescript-parsec");
/** input lisp file */
@ -171,7 +172,7 @@ async function measureWidthPx(inputString, fontFamily, fontSizePt) {
var hb = require('harfbuzzjs/hbjs');
hb = hb(wsm.instance);
let fontName = (0, child_process_1.spawnSync)('fc-match', ['--format=%{file}', fontFamily]);
const fontPath = fontName.stdout.toString();
let fontPath = fontName.stdout.toString();
let fontdata = fs.readFileSync(fontPath);
var blob = hb.createBlob(fontdata); // Load the font data into something Harfbuzz can use
var face = hb.createFace(blob, 0); // Select the first font in the file (there's normally only one!)
@ -406,9 +407,25 @@ async function drawText(pageIndex, fontFamily, textSize, color, x, y, text) {
let currentPage = pdfPages[pageIndex];
const fcMatch = await (0, child_process_1.spawnSync)('fc-match', ['--format=%{file}', fontFamily]);
const path = fcMatch.stdout.toString();
pdfDoc.registerFontkit(fontkit_1.default);
const fontBytes = fs.readFileSync(path);
const customFont = await pdfDoc.embedFont(fontBytes);
pdfDoc.registerFontkit(pdf_fontkit_1.default);
let fontBytes;
// workaround for ttc
if (path.match(/[.]ttc$/)) {
let tmpfs = (0, memfs_1.memfs)();
let psName = await (0, child_process_1.spawnSync)('fc-match', ['--format=%{postscriptname}',
fontFamily])
.stdout.toString();
console.log("===", psName);
let buffer = await fs.readFileSync("/usr/share/fonts/opentype/noto/NotoSansCJK-Regular.ttc");
let coll = pdf_fontkit_1.default.create(buffer, "NotoSansCJKtc-Regular");
//let collection = await (<any>fontkitOrig.openSync(path, psName));
fontBytes = coll;
// fs.writeFileSync("/tmp/a.ttf", fontBytes);
}
else {
fontBytes = fs.readFileSync(path);
}
const customFont = await pdfDoc.embedFont(fontBytes.stream.buffer, { subset: true });
const rgbColor = await hexColorToRGB(color);
let _ = await currentPage.drawText(text, {
x: x,

View file

@ -1,6 +1,8 @@
import * as fs from 'fs';
import { PDFDocument , RGB, rgb, StandardFonts} from 'pdf-lib';
import fontkit from '@pdf-lib/fontkit';
import { PDFDocument , RGB, rgb} from 'pdf-lib';
import fontkit from 'pdf-fontkit'; // for pdflib usage
import * as fontkitOrig from 'fontkit'; // for ttc converting to ttf
import {memfs} from 'memfs';
import { Token } from "typescript-parsec";
import {
buildLexer,
@ -280,7 +282,10 @@ async function measureWidthPx(inputString: string, fontFamily : string, fontSize
hb = hb(wsm.instance);
let fontName = spawnSync('fc-match', ['--format=%{file}', fontFamily]);
const fontPath = fontName.stdout.toString();
let fontPath = fontName.stdout.toString();
let fontdata = fs.readFileSync(fontPath);
@ -530,9 +535,27 @@ async function drawText(pageIndex : number,
const fcMatch = await spawnSync('fc-match', ['--format=%{file}', fontFamily]);
const path = fcMatch.stdout.toString();
pdfDoc.registerFontkit(fontkit);
const fontBytes = fs.readFileSync(path);
let fontBytes;
// workaround for ttc
if (path.match(/[.]ttc$/)){
let tmpfs = memfs();
let psName = await spawnSync('fc-match',
['--format=%{postscriptname}',
fontFamily])
.stdout.toString();
console.log("===", psName);
const customFont = await pdfDoc.embedFont(fontBytes);
let buffer = await fs.readFileSync("/usr/share/fonts/opentype/noto/NotoSansCJK-Regular.ttc");
let coll = fontkit.create(buffer, "NotoSansCJKtc-Regular");
//let collection = await (<any>fontkitOrig.openSync(path, psName));
fontBytes = coll;
// fs.writeFileSync("/tmp/a.ttf", fontBytes);
}else{
fontBytes = fs.readFileSync(path);
}
const customFont = await pdfDoc.embedFont((<any>fontBytes).stream.buffer, {subset:true});
const rgbColor = await hexColorToRGB(color);
@ -1103,6 +1126,7 @@ async function evaluate(expr: string): Promise<string> {
import readline = require("node:readline");
import { exit } from "node:process";
import { spawnSync } from 'child_process';
import { match } from 'assert';
const rl = readline.createInterface({
input: process.stdin,

View file

@ -1,6 +1,6 @@
(begin
(define defaultFontFormat
'(("fontFamily" "FreeSerif")
'(("fontFamily" "Noto Sans CJK TC")
("color" "#ff0000")
("fontSize" 12.0)
)
@ -89,7 +89,7 @@
//)
(define x 0.0)
(define text '("abracabra" ("fontSize" 18.0 "cat") "foo"))
(define text '("abracabra" ("fontSize" 18.0 "") "foo"))
(define putOnChar (lambda (boxDict x)
(let

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