Gwm NPM | npm.io

gwm.js

Generate Watermark

It can be used to generate watermarking in internal system, which can prompt information security and responsibility tracking. Safety issues can not be ignored, which has a certain role in prompting the sensitive operation of internal personnel.

Characteristic

Support the generation of three types of watermarking: canvas, SVG and element
Supporting element monitoring to prevent tampering
Extensibility

Screenshot

Example

Click here to see the effect →：Demo示例

Instructions

1、Introducing JS files

<script src="../js/gwm.js"></script>

Or install with NPM

npm install gwm

2、Building watermark

gwm.creation()

Parameter

Method

Method	Explain
gwm.creation	Create a watermarking.
gwm.observing	Manually open the observer, when the watermarking element is tampered with, re-render the watermarking element.
gwm.cancel	Cancel the observer, the watermark can be hidden or deleted.