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https://github.com/akabekobeko/npm-icon-gen

Icon file generator for Windows, macOS, Web
https://github.com/akabekobeko/npm-icon-gen

generator icon node npm

Last synced: 2 days ago
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Icon file generator for Windows, macOS, Web

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README

        

# npm-icon-gen

[![Support Node of LTS](https://img.shields.io/badge/node-LTS-brightgreen.svg)](https://nodejs.org/)
[![npm version](https://badge.fury.io/js/icon-gen.svg)](https://badge.fury.io/js/icon-gen)
![test](https://github.com/akabekobeko/npm-icon-gen/workflows/test/badge.svg)

Generate an icon files from the **SVG** or **PNG** files.

## Support formats

Supported the output format of the icon are following.

| Platform | Icon |
| -------: | ----------------------------------- |
| Windows | `app.ico` or specified name. |
| macOS | `app.icns` or specified name. |
| Favicon | `favicon.ico` and `favicon-XX.png`. |

## Installation

```
$ npm install icon-gen
```

## Usage

SVG and PNG are automatically selected from the `input` path. If the path indicates a file **SVG**, if it is a directory it will be a **PNG** folder.

### SVG

SVG files are rendering to PNG file in [sharp](https://www.npmjs.com/package/sharp). Rendering files is output to a temporary directory of the each OS.

```js
const icongen = require('icon-gen')

icongen('./sample.svg', './icons', { report: true })
.then((results) => {
console.log(results)
})
.catch((err) => {
console.error(err)
})
```

Stopped using [svg2png](https://www.npmjs.com/package/svg2png) because of its dependency on [phantomjs](https://www.npmjs.com/package/phantomjs), which is deprecated.

The quality of PNG generated from SVG will change, so if you need the previous results, use `icon-gen v2.1.0` (old version).

```
$ npm install [email protected]
```

In the future, I may add SVG to PNG conversion by Chromium via [puppeteer-core](https://www.npmjs.com/package/puppeteer-core) in addition to [sharp](https://www.npmjs.com/package/sharp).

### PNG

Generate an icon files from the directory of PNG files.

```js
const icongen = require('icon-gen')

icongen('./images', './icons', { report: true })
.then((results) => {
console.log(results)
})
.catch((err) => {
console.error(err)
})
```

Required PNG files is below. Favicon outputs both the ICO and PNG files (see: [audreyr/favicon-cheat-sheet](https://github.com/audreyr/favicon-cheat-sheet)).

| Name | Size | ICO | ICNS | Fav ICO | Fav PNG |
| -------: | --------: | :------: | :------: | :------: | :------: |
| 16.png | 16x16 | ✔ | ✔ | ✔ | |
| 24.png | 24x24 | ✔ | | ✔ | |
| 32.png | 32x32 | ✔ | ✔ | ✔ | ✔ |
| 48.png | 48x48 | ✔ | | ✔ | |
| 57.png | 57x57 | | | | ✔ |
| 64.png | 64x64 | ✔ | ✔ | ✔ | |
| 72.png | 72x72 | | | | ✔ |
| 96.png | 96x96 | | | | ✔ |
| 120.png | 120x120 | | | | ✔ |
| 128.png | 128x128 | ✔ | ✔ | | ✔ |
| 144.png | 144x144 | | | | ✔ |
| 152.png | 152x152 | | | | ✔ |
| 195.png | 195x195 | | | | ✔ |
| 228.png | 228x228 | | | | ✔ |
| 256.png | 256x256 | ✔ | ✔ | | |
| 512.png | 512x512 | | ✔ | | |
| 1024.png | 1024x1024 | | ✔ | | |

To make it a special size configuration, please specify with `ico`,`icns` and `favicon` options.

## Node API

### icongen

**icongen** is promisify function.

`icongen(src, dest[, options])`

| Name | Type | Description |
| ------- | -------- | ---------------------------------------------------------------------------- |
| src | `String` | Path of the **SVG file** or **PNG files directory** that becomes the source. |
| dest | `String` | Destination directory path. |
| options | `Object` | see: _Options_. |

_Options:_

```js
const options = {
report: true,
ico: {
name: 'app',
sizes: [16, 24, 32, 48, 64, 128, 256]
},
icns: {
name: 'app',
sizes: [16, 32, 64, 128, 256, 512, 1024]
},
favicon: {
name: 'favicon-',
pngSizes: [32, 57, 72, 96, 120, 128, 144, 152, 195, 228],
icoSizes: [16, 24, 32, 48, 64]
}
}
```

If all image options (`ico`,`icns`, `favicon`) are omitted, all images are output with their default settings.

```js
// Output an all images with default settings
const options = {
report: true
}
```

If individual image option is omitted, default setting is used. If there is a format that you do not want to output, specify others and omit that image.

```js
// Without ICNS
const options = {
report: true,
ico: {}
favicon: {}
}
```

| Name | Type | Description |
| ------- | --------- | ------------------------------------------------------------------ |
| report | `Boolean` | Display the process reports. Default is `false`, disable a report. |
| ico | `Object` | Output setting of ICO file. |
| icns | `Object` | Output setting of ICNS file. |
| favicon | `Object` | Output setting of Favicon file (PNG and ICO). |

_`ico`, `icns`_

| Name | Type | Default | Description |
| ----- | ---------- | --------------- | ---------------------------- |
| name | `String` | `app` | Name of an output file. |
| sizes | `Number[]` | `[Defaults...]` | Structure of an image sizes. |

_`favicon`_

| Name | Type | Default | Description |
| -------- | ---------- | --------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------ |
| name | `String` | `favicon-` | Prefix of an output PNG files. Start with the alphabet, can use `-` and `_`. This option is for PNG. The name of the ICO file is always `favicon.ico`. |
| pngSizes | `Number[]` | `[Defaults...]` | Size structure of PNG files to output. |
| icoSizes | `Number[]` | `[Defaults...]` | Structure of an image sizes for ICO. |

## CLI

```
Usage: icon-gen [options]

Generate an icon from the SVG or PNG file.
If "--ico", "--icns", "--favicon" is not specified, everything is output in the standard setting.

Options:
-i, --input Path of the SVG file or PNG file directory.
-o, --output Path of the output directory.
-r, --report Display the process reports, default is disable.
--ico Output ICO file with default settings, option is "--ico-*".
--ico-name ICO file name to output.
--ico-sizes [Sizes] PNG size list to structure ICO file
--icns Output ICNS file with default settings, option is "--icns-*".
--icns-name ICO file name to output.
--icns-sizes [Sizes] PNG size list to structure ICNS file
--favicon Output Favicon files with default settings, option is "--favicon-*".
--favicon-name prefix of the PNG file. Start with the alphabet, can use "-" and "_"
--favicon-png-sizes [Sizes] Sizes of the Favicon PNG files
--favicon-ico-sizes [Sizes] PNG size list to structure Favicon ICO file
-v, --version output the version number
-h, --help output usage information

Examples:
$ icon-gen -i sample.svg -o ./dist -r
$ icon-gen -i ./images -o ./dist -r
$ icon-gen -i sample.svg -o ./dist --ico --icns
$ icon-gen -i sample.svg -o ./dist --ico --ico-name sample --ico-sizes 16,32
$ icon-gen -i sample.svg -o ./dist --icns --icns-name sample --icns-sizes 16,32
$ icon-gen -i sample.svg -o ./dist --favicon --favicon-name=favicon- --favicon-png-sizes 16,32,128 --favicon-ico-sizes 16,32

See also:
https://github.com/akabekobeko/npm-icon-gen
```

# ChangeLog

- [CHANGELOG](CHANGELOG.md)

# License

- [MIT](LICENSE.txt)