The first DEX version (1.0) will be without charting. This version is already being tested on devnet. Sasha has already posted a preview about the UI on his twitter account. Version 2.0 will have charting, I have chatted with the front-end dev on Waves' Slack a few days ago and he confirmed that.
Good news. This should blow up the price What is ETA for in-wallet exchange?
The price has already reacted. With such a pace, I do not think that in-wallet exchange will be available before summer 2017.