HP Prime Graphing Wireless Calculator - Manual (Page 17)

Geometry 13
objects in the bottom right corner of the display. You can
select any or all of these objects by pressing
E . You can
tap the screen and then use the cursor keys to accurately
position the pointer before pressing
E .
When more than one object is recognized as being under the
pointer, in most cases, preference is given to any point under
the pointer when
E is pressed. In other cases, a pop-
up box appears enabling you to select the desired objects.
You can also select multiple objects using a selection box. Tap
and hold your finger at the location on the screen that
represents one corner of the selection rectangle. Then drag
your finger to the opposite corner of the selection rectangle.
A light blue selection rectangle is drawn as you drag. Objects
that touch this rectangle are selected.
Hiding names You can choose to hide the name of an object in Plot view:
1. Select the object whose label you want to hide.
2. Tap
or press Z .
3. Select Hide Label.
Redisplay a hidden name by repeating this procedure and
selecting Show Label.
Moving objects There are many ways to move objects. First, to move an object
quickly, you can drag the object without selecting it.
Second, you can tap an object and press
E to select it.
Then, you can drag the object to move it quickly or use the
cursor keys to move it one pixel at a time. With the second
method, you can select multiple objects to move together.
When you have finished moving objects, tap a location where
there are no objects and press
E to deselect everything.
If you have selected a single object, you can tap the object
and press
E to deselect it.
Third, you can move a point on an object. Each point on an
object has a calculation labeled with its name in Plot view.
Tap and hold this item to display a slider bar. You can drag
the slider or use the cursor keys to move it.
appears as
a new menu key. Tap this key to display a dialog box where
you can specify the start, step, and stop values for the slider.
Also, you can create an animation based on this point using