Directional Movement Index color alert

This script is changed from the classic DMI.

I add 4 colors and setup two alerts as well.

- +DI cross up -DI is a long signal
- +DI cross down -DI is a short signal
- ADX keeps increasing means strong trend
- ADX keeps decreasing means swing

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.