Just to help others that are still trying to draw trendlines in their EAs. Hopefully this helps someone.
See image links:
Blocks to use in FxDreema - https://drive.google.com/file/d/1MqzEQQOfYO7pB4H8P7Oc2nAtVO8bcwdg/view?usp=sharing
Auto adjust and print example in EA on MT4 - https://drive.google.com/file/d/1M558eo9Ca1xs7ekGsIAhY8kS3kp5DX2w/view?usp=sharing