Interact with a SPC plot

1. Display one or more plots for a SPC session.

2. To scale the chart:
   1. Press the Ctrl key, and hold down both mouse buttons (or middle button on a 3-button mouse).
   2. Move the mouse down to increase the chart size.
   3. Move the mouse up to decrease the chart size.
3. To move the chart:
   1. Press the Shift key, and hold down both mouse buttons (or middle button on a 3-button mouse).
   2. Move the mouse to change the positioning on the chart inside the chart area.
4. To graphics zoom an area on the chart:
   1. Press the Ctrl key, and hold down the left mouse button.
   2. Drag the mouse to select the zoom area.
   3. Release the mouse button.
5. To axis zoom the chart:
   1. Press the Shift key, and hold down the left mouse button.
   2. Drag the mouse to select the zoom area.
   3. Release the mouse button.
6. To rotate the chart (only for charts that display a 3D effect only, for example, bar and pie charts):
   1. Hold down both mouse buttons (or middle button on a 3-button mouse).
   2. Move the mouse up or down to change the 3D inclination.
   3. On bar charts, the mouse can also be moved left or right to change the 3D rotation angle.
7. To reset to automatic scale and position:
   1. Press the r key to remove all scaling, moving and zooming effects so that the chart regains control of the plot area margins.