Lazy Bar Replay

Lazy Replay

The LazyReplay is a specialized MQL5 indicator designed to facilitate manual backtesting by simulating a "live" market environment on historical data . It allows traders to practice price action strategies by hiding future bars and revealing them at a controlled pace.

Key Features

• Dynamic Chart Masking: Uses a background-colored rectangle to hide all price action to the right of a chosen "anchor" bar, effectively removing hindsight bias during practice .

• Playback Controls: Includes standard Play/Pause and Step Forward/Backward buttons to navigate through history bar-by-bar .

• Variable Speed: Offers five speed presets (from x1 to x10) which adjust the playback.

• Navigation Tools:

  • Jump to Date: Specific input fields for Date and Time to instantly move the mask to a historical point .

  • Quick Jump: Double-click anywhere on the chart to instantly move the "replay" point to that specific candle .

• Keyboard Shortcuts: Supports rapid testing via the keyboard with [S] for Play/Pause, [A] for Step Back, and [D] for Step Forward .

Technical Context

The tool tracks its state using Global Variables, ensuring that your replay position is saved even if you switch chart timeframes . It is designed with a modern UI color palette and high-frequency timer (1ms) for smooth interaction .