A lovely paint chat application like a PaintChatApp built with Node.

Currently in development. see DEMO (below)

DEMO

• reichat on Azure Websites (JP)
• reichat on Heroku (US)

Note: They are synchronized using Redis!

Screenshot

Features

• Pen Input Support
• Layers
• Binary Pen / Pencil / Brush
• Pen / Pencil / Brush
• Watercolor Brush
• Pixel Copy / Move
• Zoom in / out / fullscreen
• Chat
• Stabilizer

Designed for

• Pen Device (pressure/eraser supported)
• Wacom Cintiq
• Wacom Intuos
• Wacom feel IT
• Microsoft Surface Pen (Surface Pro 3 / Surface 3)
• Microsoft Pro Pen (Surface Pro / Surface Pro 2)
• Windows 8.1
• Internet Explorer 11
• Windows 10
• Microsoft Edge
• Mac OS X Yosemite (10.10)
• Google Chrome 44
• Mozilla Firefox 40

Powered by

• Node.js
• Pointer Events (for Internet Explorer 11) see here
• PEP (Pointer Events Polyfill) see here
• HTML Canvas 2D Context
• Flagrate

Installing

$ npm install --global reichat

Case: Azure Websites

for Experts

1. open your Websites Dashboard on Portal.
2. click
3. select External repository and next.
4. repository url is https://github.com/kanreisa/reichat.git.
5. done.

Case: Heroku

Updating

$ npm update --global reichat

Case: Azure Websites

1. open your Websites Dashboard on Portal.
2. go to the DEPLOYMENTS.
3. click to sync latest version.

Server

$ reichat # start simply with default configurations
$ reichat --port 10133 --title "Example PaintChat Room"
$ reichat --version
$ reichat --help

Case: Azure Websites / Heroku

commands don't needed. it works automatically.

Server Configuration

reichat loads option values in the order of argument, config.json and ENV for each options.

option name	Argument	ENV (app settings)	config.json	default value
Path to config.json	--config	-	-	-
Host	--host	HOST	host	0.0.0.0
Port	--port	PORT	port	10133
Title	--title	TITLE	title	PaintChat
Canvas Width	--canvas-width	CANVAS_WIDTH	canvasWidth	1920
Canvas Height	--canvas-height	CANVAS_HEIGHT	canvasHeight	1080
Data Directory	--data-dir	DATA_DIR	dataDir	(tmpdir)
Data File Prefix	--data-file-prefix	DATA_FILE_PREFIX	dataFilePrefix	reichat_
Redis Host	--redis-host	REDIS_HOST	redisHost	-
Redis Port	--redis-port	REDIS_PORT	redisPort	6379
Redis Password	--redis-password	REDIS_PASSWORD	redisPassword	-
Redis Key Prefix	--redis-key-prefix	REDIS_KEY_PREFIX	redisKeyPrefix	-
Max Paint Log Count	--max-paint-log-count	MAX_PAINT_LOG_COUNT	maxPaintLogCount	2000
Max Chat Log Count	--max-chat-log-count	MAX_CHAT_LOG_COUNT	maxChatLogCount	100
Forwarded Header	--forwarded-header	FORWARDED_HEADER	forwardedHeader	-

Forwarded Header

if in trusted proxy you can use this option for logging.

• XFF

Shortcuts

• Eyedropper
• Ctrl + Alt
• (Right Click)
• Eyedropper (Current Layer)
• Ctrl + Shift + Alt
• (Shift + Right Click)
• Hand Tool (Panning)
• Space
• Switch to Last Tool
• Tab
• Focus to Chat
• Enter

API

• /config
• /canvas
• /layers/0
• /layers/1
• /layers/2

Frequency Asked Questions

Pen Pressure ?

• Currently, Pen Pressure supported on Windows.
• Please use Microsoft Edge or Internet Explorer 11.

License

MIT