FXDTrendlines helps you detect when a forex pair is breaking out from a trendline lockup pattern.

Please check pictures for explanation of what is a lockup pattern.

It will send you various alert signals as you with to be notified.

Also it offers buffers and arrows and can be used in coding your EA based on this indicator.

You can also select which signals to show and use, such as the buys or the sells or both.