Hired-Hand Farm Hand Series: Data Shuttle Launch Pad - Manual (Page 23)

Part No. 4801-0165 Rev 7-02 Data Shuttle Launch Pad 21
Returns to previous zoom level. Returns to Original plot.
The
Horizontal
Scroll bar
becomes
available in
a Zoomed
view.
Expanding the View
In this view the plot of the Overnight Ramping!!! has been expanded to start at 18:00
and end at 21:00. Note that the Up One Zoom Level, the Reset Zoom control buttons
and the Horizontal Scroll bar have been activated. Since multiple zoom levels can be
developed, the Up One Zoom Level returns to the previous zoom level. Reset Zoom
returns to the original plot. The horizontal scroll bar will move the chart to the right or
left and display
the same time
period in the
view.
Further Expanding the View
The previous view can be further expanded by placing the cursor at the starting time the
data should be expanded, then holding down the left mouse button and dragging the
mouse to the stop time. In the
above example, the start time
was selected to be 18:30 and
the stop time was 19:00. As
the cursor is moved to the
right, the area of interest is
highlighted in black. Clicking
the right mouse button
expands the view as shown in
the figure at the right.
Also in this view, the Chart
Scaling option from the
Properties window in the Edit
menu has been set to the
Zoom +\-1 option. This
displays a maximum
temperature one degree above
the highest temperature data point in the view and one degree below the lowest
temperature data point in the view.