slack_emoji_generator

Generate slack emoji by command

Why this tool?

Sometime one emoji is better than lines of chatting.

Install

With Docker

  # clone this repo
  git clone git@github.com:manhdaovan/slack_emoji_generator.git /path/to/slack_emoji_generator
  cd /path/to/slack_emoji_generator

  # build the image
  docker build -t slack_emoji:latest .

Without Docker

• Install ImageMagick
• Check supporting font by:
  • $convert -list font or
  • $magick convert -list font
  • The result of command is something like:

  Path: /usr/local/Cellar/imagemagick/7.0.8-7/etc/ImageMagick-7/type-apple.xml
  Font: AndaleMono
    family: Andale Mono
    style: Undefined
    stretch: Undefined
    weight: 0
    glyphs: /Library/Fonts//Andale Mono.ttf
  Font: AppleChancery
    family: Apple Chancery
    style: Undefined
    stretch: Undefined
    weight: 0
    glyphs: /Library/Fonts//Apple Chancery.ttf
  
    ...
  

Usage

With Docker

docker run --env GENERATE_ON_DOCKER=true -it -v ./outputs:/app/outputs slack_emoji ruby slack_emoji.rb -z IPAGothic -t black -b white "私も私も"

Then open the emoji file(s) under ./outputs

Without Docker

# Clone source code for first time
$git clone https://github.com/manhdaovan/slack_emoji_generator.git
$cd /path/to/slack_emoji_generator
$ruby slack_emoji.rb [-bfostzh] "text"

Options:
  -b: Emoji background color. Default: transparent
  -f: Emoji font size. Default: 15
  -o: Emoji output file. Default: input_text.png
  -s: Emoji size (horizontal x vertical) in px. Default: 60x60
  -t: Emoji text color. Default: pink
  -z: Emoji text font. Default: ArialUnicode
  -h: Print help message

Example:
$ruby slack_emoji.rb -b white -f 20 -s 100x100 -t black "this is text in emoji" -o slack_emoji_output.png

See $ruby slack_emoji.rb -h for more details

Troubleshooting

1. My generated image is all of question mark (?) characters

• Use above command to check supporting fonts on your machine, then use -z option.
  • Example: $ruby slack_emoji.rb -z AndaleMono "hura"