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Use private fields in the PDFDataRangeTransport class

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This commit is contained in:
Jonas Jenwald 2025-05-18 10:16:46 +02:00
parent f72f240699
commit 99b23ea1f6
1 changed files with 22 additions and 18 deletions
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40
src/display/api.js
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@ -722,6 +722,16 @@ class PDFDocumentLoadingTask {
* main-thread memory usage, however it will take ownership of the TypedArrays. * main-thread memory usage, however it will take ownership of the TypedArrays.
*/ */
class PDFDataRangeTransport { class PDFDataRangeTransport {
#capability = Promise.withResolvers();
#progressiveDoneListeners = [];
#progressiveReadListeners = [];
#progressListeners = [];
#rangeListeners = [];
/** /**
* @param {number} length * @param {number} length
* @param {Uint8Array|null} initialData * @param {Uint8Array|null} initialData
@ -738,40 +748,34 @@ class PDFDataRangeTransport {
this.initialData = initialData; this.initialData = initialData;
this.progressiveDone = progressiveDone; this.progressiveDone = progressiveDone;
this.contentDispositionFilename = contentDispositionFilename; this.contentDispositionFilename = contentDispositionFilename;
this._rangeListeners = [];
this._progressListeners = [];
this._progressiveReadListeners = [];
this._progressiveDoneListeners = [];
this._readyCapability = Promise.withResolvers();
} }
/** /**
* @param {function} listener * @param {function} listener
*/ */
addRangeListener(listener) { addRangeListener(listener) {
this._rangeListeners.push(listener); this.#rangeListeners.push(listener);
} }
/** /**
* @param {function} listener * @param {function} listener
*/ */
addProgressListener(listener) { addProgressListener(listener) {
this._progressListeners.push(listener); this.#progressListeners.push(listener);
} }
/** /**
* @param {function} listener * @param {function} listener
*/ */
addProgressiveReadListener(listener) { addProgressiveReadListener(listener) {
this._progressiveReadListeners.push(listener); this.#progressiveReadListeners.push(listener);
} }
/** /**
* @param {function} listener * @param {function} listener
*/ */
addProgressiveDoneListener(listener) { addProgressiveDoneListener(listener) {
this._progressiveDoneListeners.push(listener); this.#progressiveDoneListeners.push(listener);
} }
/** /**
@ -779,7 +783,7 @@ class PDFDataRangeTransport {
* @param {Uint8Array|null} chunk * @param {Uint8Array|null} chunk
*/ */
onDataRange(begin, chunk) { onDataRange(begin, chunk) {
for (const listener of this._rangeListeners) { for (const listener of this.#rangeListeners) {
listener(begin, chunk); listener(begin, chunk);
} }
} }
@ -789,8 +793,8 @@ class PDFDataRangeTransport {
* @param {number|undefined} total * @param {number|undefined} total
*/ */
onDataProgress(loaded, total) { onDataProgress(loaded, total) {
this._readyCapability.promise.then(() => { this.#capability.promise.then(() => {
for (const listener of this._progressListeners) { for (const listener of this.#progressListeners) {
listener(loaded, total); listener(loaded, total);
} }
}); });
@ -800,23 +804,23 @@ class PDFDataRangeTransport {
* @param {Uint8Array|null} chunk * @param {Uint8Array|null} chunk
*/ */
onDataProgressiveRead(chunk) { onDataProgressiveRead(chunk) {
this._readyCapability.promise.then(() => { this.#capability.promise.then(() => {
for (const listener of this._progressiveReadListeners) { for (const listener of this.#progressiveReadListeners) {
listener(chunk); listener(chunk);
} }
}); });
} }
onDataProgressiveDone() { onDataProgressiveDone() {
this._readyCapability.promise.then(() => { this.#capability.promise.then(() => {
for (const listener of this._progressiveDoneListeners) { for (const listener of this.#progressiveDoneListeners) {
listener(); listener();
} }
}); });
} }
transportReady() { transportReady() {
this._readyCapability.resolve(); this.#capability.resolve();
} }
/** /**