diff --git a/docs/documents/niimbot_print_tasks.md b/docs/documents/niimbot_print_tasks.md
index 0c42729..48c6007 100644
--- a/docs/documents/niimbot_print_tasks.md
+++ b/docs/documents/niimbot_print_tasks.md
@@ -57,10 +57,10 @@ PrintStart [1(u8)]
Page:
```
-PrintClear [1(u8)]
PageStart [1(u8)]
SetPageSize [rows(u16), cols(u16)]
PrintEmptyRow | PrintBitmapRow | PrintBitmapRowIndexed
+PrinterCheckLine [line(u16), 1(u8)] - after every 200 lines (data example: 00c701, 018f01, 025701, 031f01, ...)
PageEnd [1(u8)]
```
diff --git a/src/client/abstract_client.ts b/src/client/abstract_client.ts
index a622076..bdab153 100644
--- a/src/client/abstract_client.ts
+++ b/src/client/abstract_client.ts
@@ -90,7 +90,7 @@ export abstract class NiimbotAbstractClient extends EventEmitter<ClientEventMap>
await this.sendPacket(packet, true);
if (packet.oneWay) {
- return new NiimbotPacket(ResponseCommandId.Invalid, []); // or undefined is better?
+ return new NiimbotPacket(ResponseCommandId.In_Invalid, []); // or undefined is better?
}
return this.waitForPacket(packet.validResponseIds, true, timeoutMs);
diff --git a/src/image_encoder.ts b/src/image_encoder.ts
index 8ed641a..5738203 100644
--- a/src/image_encoder.ts
+++ b/src/image_encoder.ts
@@ -2,7 +2,7 @@ import { Utils } from ".";
/** @category Image encoder */
export type ImageRow = {
- dataType: "void" | "pixels";
+ dataType: "void" | "pixels" | "check";
rowNumber: number;
repeat: number;
blackPixelsCount: number;
@@ -83,14 +83,31 @@ export class ImageEncoder {
} else {
rowsData.push(newPart);
}
+
+ const sendRowCheck = row % 200 === 199;
+
+ if (sendRowCheck) {
+ rowsData.push({
+ dataType: "check",
+ rowNumber: row,
+ repeat: 0,
+ rowData: undefined,
+ blackPixelsCount: 0,
+ });
+ }
}
}
-
+
return { cols, rows, rowsData };
}
/** printDirection = "left" rotates image to 90 degrees clockwise */
- public static isPixelNonWhite(iData: ImageData, x: number, y: number, printDirection: PrintDirection = "left"): boolean {
+ public static isPixelNonWhite(
+ iData: ImageData,
+ x: number,
+ y: number,
+ printDirection: PrintDirection = "left"
+ ): boolean {
let idx = y * iData.width + x;
if (printDirection === "left") {
diff --git a/src/packets/commands.ts b/src/packets/commands.ts
index 586d746..5bb016a 100644
--- a/src/packets/commands.ts
+++ b/src/packets/commands.ts
@@ -55,7 +55,7 @@ export enum RequestCommandId {
* @category Packets
**/
export enum ResponseCommandId {
- Invalid = -1,
+ In_Invalid = -1,
In_NotSupported = 0x00,
In_Connect = 0xc2,
In_CalibrateHeight = 0x69,
diff --git a/src/packets/packet_generator.ts b/src/packets/packet_generator.ts
index e6451e9..a66aac2 100644
--- a/src/packets/packet_generator.ts
+++ b/src/packets/packet_generator.ts
@@ -10,9 +10,20 @@ import {
commandsMap,
NiimbotCrc32Packet,
} from ".";
-import { EncodedImage, ImageEncoder, ImageRow } from "../image_encoder";
+import { EncodedImage, ImageEncoder } from "../image_encoder";
import { Utils } from "../utils";
+export interface ImagePacketsGenerateOptions {
+ /** Mode for "black pixel count" section of bitmap packet. */
+ countsMode?: "auto" | "split" | "total";
+ /** Disable PrintBitmapRowIndexed packet. */
+ noIndexPacket?: boolean;
+ /** Send PrinterCheckLine every 200 line. */
+ enableCheckLine?: boolean;
+ /** Printer head resolution. Used for "black pixel count" section calculation. */
+ printheadPixels?: number;
+}
+
/**
* A helper class that generates various types of packets.
* @category Packets
@@ -178,8 +189,14 @@ export class PacketGenerator {
return this.mapped(TX.PrintEmptyRow, [...Utils.u16ToBytes(pos), repeats]);
}
- public static printBitmapRow(pos: number, repeats: number, data: Uint8Array, printheadPixels?: number): NiimbotPacket {
- const counts = Utils.countPixelsForBitmapPacket(data, printheadPixels ?? 0);
+ public static printBitmapRow(
+ pos: number,
+ repeats: number,
+ data: Uint8Array,
+ printheadPixels: number,
+ countsMode: "auto" | "split" | "total" = "auto"
+ ): NiimbotPacket {
+ const counts = Utils.countPixelsForBitmapPacket(data, printheadPixels, countsMode);
return this.mapped(TX.PrintBitmapRow, [...Utils.u16ToBytes(pos), ...counts.parts, repeats, ...data]);
}
@@ -189,9 +206,10 @@ export class PacketGenerator {
pos: number,
repeats: number,
data: Uint8Array,
- printheadPixels?: number
+ printheadPixels: number,
+ countsMode: "auto" | "split" | "total" = "auto"
): NiimbotPacket {
- const counts = Utils.countPixelsForBitmapPacket(data, printheadPixels ?? 0);
+ const counts = Utils.countPixelsForBitmapPacket(data, printheadPixels ?? 0, countsMode);
const indexes: Uint8Array = ImageEncoder.indexPixels(data);
if (counts.total > 6) {
@@ -209,18 +227,50 @@ export class PacketGenerator {
return this.mapped(TX.WriteRFID, data);
}
- public static writeImageData(image: EncodedImage, printheadPixels?: number): NiimbotPacket[] {
- return image.rowsData.map((p: ImageRow) => {
- if (p.dataType === "pixels") {
- if (p.blackPixelsCount > 6) {
- return this.printBitmapRow(p.rowNumber, p.repeat, p.rowData!, printheadPixels);
+ public static checkLine(line: number): NiimbotPacket {
+ return this.mapped(TX.PrinterCheckLine, [...Utils.u16ToBytes(line), 0x01]);
+ }
+
+ public static writeImageData(image: EncodedImage, options?: ImagePacketsGenerateOptions): NiimbotPacket[] {
+ let out: NiimbotPacket[] = [];
+
+ for (const d of image.rowsData) {
+ if (d.dataType === "pixels") {
+ if (d.blackPixelsCount <= 6 && !options?.noIndexPacket) {
+ out.push(
+ this.printBitmapRowIndexed(
+ d.rowNumber,
+ d.repeat,
+ d.rowData!,
+ options?.printheadPixels ?? 0,
+ options?.countsMode ?? "auto"
+ )
+ );
} else {
- return this.printBitmapRowIndexed(p.rowNumber, p.repeat, p.rowData!, printheadPixels);
+ out.push(
+ this.printBitmapRow(
+ d.rowNumber,
+ d.repeat,
+ d.rowData!,
+ options?.printheadPixels ?? 0,
+ options?.countsMode ?? "auto"
+ )
+ );
}
- } else {
- return this.printEmptySpace(p.rowNumber, p.repeat);
+ continue;
}
- });
+
+ if (d.dataType === "check" && options?.enableCheckLine) {
+ out.push(this.checkLine(d.rowNumber));
+ continue;
+ }
+
+ if (d.dataType === "void") {
+ out.push(this.printEmptySpace(d.rowNumber, d.repeat));
+ }
+ }
+
+ return out;
}
public static printTestPage(): NiimbotPacket {
@@ -232,11 +282,11 @@ export class PacketGenerator {
}
public static startFirmwareUpgrade(version: string): NiimbotPacket {
- if(!/^\d+\.\d+$/.test(version)) {
+ if (!/^\d+\.\d+$/.test(version)) {
throw new Error("Invalid version format (x.x expected)");
}
- const [a, b] = version.split(".").map(p => parseInt(p));
+ const [a, b] = version.split(".").map((p) => parseInt(p));
return this.mapped(TX.StartFirmwareUpgrade, [a, b]);
}
diff --git a/src/print_tasks/B1PrintTask.ts b/src/print_tasks/B1PrintTask.ts
index 626b14b..dd8996e 100644
--- a/src/print_tasks/B1PrintTask.ts
+++ b/src/print_tasks/B1PrintTask.ts
@@ -17,20 +17,22 @@ export class B1PrintTask extends AbstractPrintTask {
override printPage(image: EncodedImage, quantity?: number): Promise<void> {
this.checkAddPage(quantity ?? 1);
- return this.abstraction.sendAll([
- PacketGenerator.pageStart(),
- PacketGenerator.setPageSizeV3(image.rows, image.cols, quantity ?? 1),
- ...PacketGenerator.writeImageData(image, this.printheadPixels()),
- PacketGenerator.pageEnd(),
- ], this.printOptions.pageTimeoutMs);
+ return this.abstraction.sendAll(
+ [
+ PacketGenerator.pageStart(),
+ PacketGenerator.setPageSizeV3(image.rows, image.cols, quantity ?? 1),
+ ...PacketGenerator.writeImageData(image, { printheadPixels: this.printheadPixels() }),
+ PacketGenerator.pageEnd(),
+ ],
+ this.printOptions.pageTimeoutMs
+ );
}
override waitForFinished(): Promise<void> {
this.abstraction.setPacketTimeout(this.printOptions.statusTimeoutMs);
- return this.abstraction.waitUntilPrintFinishedByStatusPoll(
- this.printOptions.totalPages,
- this.printOptions.statusPollIntervalMs
- ).finally(() => this.abstraction.setDefaultPacketTimeout());
+ return this.abstraction
+ .waitUntilPrintFinishedByStatusPoll(this.printOptions.totalPages, this.printOptions.statusPollIntervalMs)
+ .finally(() => this.abstraction.setDefaultPacketTimeout());
}
}
diff --git a/src/print_tasks/B21V1PrintTask.ts b/src/print_tasks/B21V1PrintTask.ts
index 65b4153..330a6c8 100644
--- a/src/print_tasks/B21V1PrintTask.ts
+++ b/src/print_tasks/B21V1PrintTask.ts
@@ -18,22 +18,28 @@ export class B21V1PrintTask extends AbstractPrintTask {
this.checkAddPage(quantity ?? 1);
for (let i = 0; i < (quantity ?? 1); i++) {
- await this.abstraction.sendAll([
- PacketGenerator.printClear(),
- PacketGenerator.pageStart(),
- PacketGenerator.setPageSizeV2(image.rows, image.cols),
- ...PacketGenerator.writeImageData(image, this.printheadPixels()),
- PacketGenerator.pageEnd(),
- ], this.printOptions.pageTimeoutMs);
+ await this.abstraction.sendAll(
+ [
+ // PacketGenerator.printClear(),
+ PacketGenerator.pageStart(),
+ PacketGenerator.setPageSizeV2(image.rows, image.cols),
+ ...PacketGenerator.writeImageData(image, {
+ countsMode: "total",
+ enableCheckLine: true,
+ printheadPixels: this.printheadPixels(),
+ }),
+ PacketGenerator.pageEnd(),
+ ],
+ this.printOptions.pageTimeoutMs
+ );
}
}
override waitForFinished(): Promise<void> {
this.abstraction.setPacketTimeout(this.printOptions.statusTimeoutMs);
- return this.abstraction.waitUntilPrintFinishedByPrintEndPoll(
- this.printOptions.totalPages,
- this.printOptions.statusPollIntervalMs
- ).finally(() => this.abstraction.setDefaultPacketTimeout());
+ return this.abstraction
+ .waitUntilPrintFinishedByPrintEndPoll(this.printOptions.totalPages, this.printOptions.statusPollIntervalMs)
+ .finally(() => this.abstraction.setDefaultPacketTimeout());
}
}
diff --git a/src/print_tasks/D110PrintTask.ts b/src/print_tasks/D110PrintTask.ts
index 69614a9..f738814 100644
--- a/src/print_tasks/D110PrintTask.ts
+++ b/src/print_tasks/D110PrintTask.ts
@@ -17,22 +17,24 @@ export class D110PrintTask extends AbstractPrintTask {
override printPage(image: EncodedImage, quantity?: number): Promise<void> {
this.checkAddPage(quantity ?? 1);
- return this.abstraction.sendAll([
- PacketGenerator.printClear(),
- PacketGenerator.pageStart(),
- PacketGenerator.setPageSizeV2(image.rows, image.cols),
- PacketGenerator.setPrintQuantity(quantity ?? 1),
- ...PacketGenerator.writeImageData(image, this.printheadPixels()),
- PacketGenerator.pageEnd(),
- ], this.printOptions.pageTimeoutMs);
+ return this.abstraction.sendAll(
+ [
+ PacketGenerator.printClear(),
+ PacketGenerator.pageStart(),
+ PacketGenerator.setPageSizeV2(image.rows, image.cols),
+ PacketGenerator.setPrintQuantity(quantity ?? 1),
+ ...PacketGenerator.writeImageData(image, { printheadPixels: this.printheadPixels() }),
+ PacketGenerator.pageEnd(),
+ ],
+ this.printOptions.pageTimeoutMs
+ );
}
override waitForFinished(): Promise<void> {
this.abstraction.setPacketTimeout(this.printOptions.statusTimeoutMs);
- return this.abstraction.waitUntilPrintFinishedByStatusPoll(
- this.printOptions.totalPages,
- this.printOptions.statusPollIntervalMs
- ).finally(() => this.abstraction.setDefaultPacketTimeout());
+ return this.abstraction
+ .waitUntilPrintFinishedByStatusPoll(this.printOptions.totalPages, this.printOptions.statusPollIntervalMs)
+ .finally(() => this.abstraction.setDefaultPacketTimeout());
}
}
diff --git a/src/print_tasks/OldD11PrintTask.ts b/src/print_tasks/OldD11PrintTask.ts
index 7a21e83..6325c36 100644
--- a/src/print_tasks/OldD11PrintTask.ts
+++ b/src/print_tasks/OldD11PrintTask.ts
@@ -17,14 +17,17 @@ export class OldD11PrintTask extends AbstractPrintTask {
override printPage(image: EncodedImage, quantity: number): Promise<void> {
this.checkAddPage(quantity ?? 1);
- return this.abstraction.sendAll([
- PacketGenerator.printClear(),
- PacketGenerator.pageStart(),
- PacketGenerator.setPageSizeV1(image.rows),
- PacketGenerator.setPrintQuantity(quantity ?? 1),
- ...PacketGenerator.writeImageData(image, this.printheadPixels()),
- PacketGenerator.pageEnd(),
- ], this.printOptions.pageTimeoutMs);
+ return this.abstraction.sendAll(
+ [
+ PacketGenerator.printClear(),
+ PacketGenerator.pageStart(),
+ PacketGenerator.setPageSizeV1(image.rows),
+ PacketGenerator.setPrintQuantity(quantity ?? 1),
+ ...PacketGenerator.writeImageData(image, { printheadPixels: this.printheadPixels() }),
+ PacketGenerator.pageEnd(),
+ ],
+ this.printOptions.pageTimeoutMs
+ );
}
override waitForFinished(): Promise<void> {
diff --git a/src/print_tasks/V5PrintTask.ts b/src/print_tasks/V5PrintTask.ts
index 8affe0c..badf406 100644
--- a/src/print_tasks/V5PrintTask.ts
+++ b/src/print_tasks/V5PrintTask.ts
@@ -1,5 +1,5 @@
import { EncodedImage } from "../image_encoder";
-import { PacketGenerator } from "../packets";
+import { PacketGenerator } from "../packets";
import { AbstractPrintTask } from "./AbstractPrintTask";
/**
@@ -10,27 +10,29 @@ export class V5PrintTask extends AbstractPrintTask {
return this.abstraction.sendAll([
PacketGenerator.setDensity(this.printOptions.density),
PacketGenerator.setLabelType(this.printOptions.labelType),
- PacketGenerator.printStartV5(this.printOptions.totalPages, 0, 0)
+ PacketGenerator.printStartV5(this.printOptions.totalPages, 0, 0),
]);
}
override printPage(image: EncodedImage, quantity?: number): Promise<void> {
this.checkAddPage(quantity ?? 1);
- return this.abstraction.sendAll([
- PacketGenerator.pageStart(),
- PacketGenerator.setPageSizeV4(image.rows, image.cols, quantity ?? 1, 0, false),
- ...PacketGenerator.writeImageData(image, this.printheadPixels()),
- PacketGenerator.pageEnd(),
- ], this.printOptions.pageTimeoutMs);
+ return this.abstraction.sendAll(
+ [
+ PacketGenerator.pageStart(),
+ PacketGenerator.setPageSizeV4(image.rows, image.cols, quantity ?? 1, 0, false),
+ ...PacketGenerator.writeImageData(image, { printheadPixels: this.printheadPixels() }),
+ PacketGenerator.pageEnd(),
+ ],
+ this.printOptions.pageTimeoutMs
+ );
}
override waitForFinished(): Promise<void> {
this.abstraction.setPacketTimeout(this.printOptions.statusTimeoutMs);
- return this.abstraction.waitUntilPrintFinishedByStatusPoll(
- this.printOptions.totalPages ?? 1,
- this.printOptions.statusPollIntervalMs
- ).finally(() => this.abstraction.setDefaultPacketTimeout());
+ return this.abstraction
+ .waitUntilPrintFinishedByStatusPoll(this.printOptions.totalPages ?? 1, this.printOptions.statusPollIntervalMs)
+ .finally(() => this.abstraction.setDefaultPacketTimeout());
}
}