Pure RWD Image Maps

This is a library to make the coordinate data of the map element associated with the target img element responsive.

Sample: https://hikiroom.github.io/pure-rwd-image-maps/sample/

Installation

Script

Download code here.

ESM

$ npm install -S pure-rwd-image-maps

Usage

<img src="./image/sample.png" alt="" usemap="#sample1">
<map name="sample1">
    <area alt="square" title="square" href="#" coords="50,50,181,180" shape="rect">
    <area alt="triangle" title="triangle" href="#" coords="401,174,336,288,465,288 " shape="polygon">
    <area alt="circle" title="circle" href="#" coords="685,386,65" shape="circle">
</map>

<script>
const target = document.querySelector('img[usemap="#sample1"]');
const options = {
    autoRwd: true,
    vertical: true,
    horizontal: true,
};
const pureRwdImageMaps = new PureRwdImageMaps(target, options); // No problem without options
</script>

API

Options

autoRwd

Type	Default value
Boolean	true

Whether to make the coordinate data responsive or not at the same time as initializing the Object.

vertical

Type	Default value
Boolean	true

Whether to make the vertical axis responsive or not.

horizontal

Type	Default value
Boolean	true

Whether to make the horizontal axis responsive or not.

Instance methods

toRwd

Make the coordinate data responsive.

It cannot be executed until the src of the target img element is loaded. You can check if it is loaded or not with pureRwdImageMaps.loaded.

toStatic

Unresponsive coordinate data.

It cannot be executed until the src of the target img element is loaded. You can check if it is loaded or not with pureRwdImageMaps.loaded.

License

Licensed under the MIT license
https://github.com/hikiroom/pure-rwd-image-maps/blob/master/LICENSE