Hp 38g Graphing Calculator Manual do Utilizador descarregar pdf (Página 165)

The Drawing commands act on the display. The scale of the

display depends on the current aplet's Xmin, Xmax, Ymin,

and Ymax values. The following examples assume the HP 38G

default settings with the Function aplet as the current aplet.

Drawing Commands

ARC

BOX

ERASE

FREEZE

UNE

Draws an arc with center (x,y), radius,

start Jingle jneasurement, and end_angle_measurement.

ARC x;y; radl us; start_angl e_iaeasurment;

end_angle_measurment

Example ARC 0;0;2;0;360

Draws circle centered at (0,0) of radius 2.

Draws a box with opposite corners (xl,yl) and (x2,yl).

BOX xl;yl;x2;y2

Example BOX

Draws a box, lower corner at (-1 ,-l), upper corner at (1,1).

Use the FREEZE

command to display the

graphic until the user

presses a key.

Clears the display.

ERASE

Keeps the display from being updated after a program finishes

running.

Draws a line from {xl, yl'} to {x2, yl).

LINE Xl;yl;x2;y2

Example LINE 0;0;3;3

Draws a line from (0,0) to (3,3).

Programming 8-13

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Hp 38g Graphing Calculator Manual do Utilizador Página 165