zpl-image | Pure javascript conversion of PNG , JPEG , GIF files | Runtime Evironment library
kandi X-RAY | zpl-image Summary
kandi X-RAY | zpl-image Summary
Pure javascript conversion of PNG, JPEG, GIF files to ZPL GRF bitmaps encoded with Z64.
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QUESTION
I want to use imageToZ64()
from zpl-image module
I have installed it using: npm install zpl-image
and then I import it: import './../../../node_modules/zpl-image';
but when I use the fucntion like this let res = imageToZ64(canvas);
i'm getting : Uncaught (in promise) ReferenceError: imageToZ64 is not defined
I tried to import it like this: import { imageToZ64 } from './../../../node_modules/zpl-image/zpl-image';
but the problem is this function uses other functions from pako.js which is another js file in the zpl-image. my question is how to import the module in a way that I can be able to access all the functions?
...ANSWER
Answered 2019-Dec-24 at 13:07I hightly recommend you read the README here : zpl-image repo GitHub
In order to use this with Node.js :
QUESTION
I'm trying to convert Canvas from HRML2Canvas to a PNG image and then convert it to a ZPL image to send ZPL commands to Zebra printer but I've tried this solution
but I keep getting this error: Uncaught (in promise) TypeError: o(...) is not a function
does anyone know how to solve this, please?
This is my JS code:
...ANSWER
Answered 2019-Dec-23 at 15:03Two things:
You need to capture the named export using:
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