Shortcut Keys:

• W: Move selected point up one pixel
• S: Move selected point down one pixel
• A: Move selected point to the left one pixel
• D: Move selected point to the right one pixel
• Shift: Toggle hide captured points on magnfiers
• Z: Zoom in magnifier
• X: Zoom out magnifier

Mouse Events:

• Left click: Capture point
• Right click: Delete selected point