Small TextBlock Movingrange cache improvements
The ranges per line are usually small in number < 5 so a QSet is overkill. Using a flat container allows for faster iterations when we want to collect ranges for line e.g., when drawing minimap
The ranges per line are usually small in number < 5 so a QSet is overkill. Using a flat container allows for faster iterations when we want to collect ranges for line e.g., when drawing minimap