Texas-instruments TI-73 EXPLORER User Manual download pdf (Page 195)

Chapter 10: Drawing

189

7310ENG.DOC Draw Texas Instruments Revised: 05/29/98 6:43 PM Printed: 05/19/99 9:01 AM Page 189 of 22

ClrDraw ClrDraw 2

1 1

ClrDraw

clears all drawn elements from the Graph screen. All

points, lines, and shading drawn with

DRAW

menu items

are temporary. Therefore, if you leave the Graph screen, and

then return, all drawings are erased.

If you select

ClrDraw

from the Graph screen, the current graph

is replotted and displayed with no drawn elements. You can

save drawings and recall them with the

STO

menu.

If you select

ClrDraw

from the Home screen or a program, it is

pasted to the cursor location. Pressing

executes the

instruction, all drawings on the current graph are erased, and

the message

Done

is displayed. When you display the graph

again, all drawn elements disappear.

Line( Line( 2

2 2

Line(

draws a line from point (X ,Y ) to (X ,Y ). You can execute

the

Line(

instruction from the Graph screen, the Home screen

or Program editor.

Line( from the Graph Screen

To draw a line on the Graph screen:

1. From the Graph screen, select

. The cursor

appears in the middle of the Graph screen. The X- and Y-

coordinates are shown at the bottom of the screen. If

they are not, you can turn them on by selecting

CoordOn

(

2. Position the cursor at the beginning point of the line

segment that you want to draw, and then press

The cursor becomes a small box.

3. Move the cursor to the end point of the line segment, and

then press

. The line segment is drawn as you move

the cursor.

4. Repeat steps 2 and 3, as necessary. To cancel

Line(

, press

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Texas-instruments TI-73 EXPLORER User Manual Page 195

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