Protractor - Screen Protractor at Mac App Store analyse

Protractor is an accurate angle measuring tool. Generate one or more screen protractors on the screen like real protractors so that you can measure angles without having a real protractor. * Support to generate one or more protractor. * Support lock reference line * Rotate - Reset - Counterclockwise 1° - Clockwise 1° - Counterclockwise 10° - Clockwise 10° * Keyboard shortcut movement - Move up - Move down - Move left - Move right * Resize * Alpha (0~1)