Ædisplay, Ægrob, Grobnot – HP 39g+ User Manual

Page 231: Grobor, Grobxor, Makegrob, Plotæ

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Programming

16-21

DISPLAY

Displays graphic from graphicname in the display.

→DISPLAY graphicname:

GROB

Creates a graphic from expression, using font_size, and
stores the resulting graphic in graphicname. Font sizes
are 1, 2, or 3. If the fontsize argument is 0, the hp 39g+
creates a graphic display like that created by the SHOW
operation.

→GROB graphicname;expression; fontsize:

GROBNOT

Replaces graphic in graphicname with bitwise-inverted
graphic.

GROBNOT

graphicname:

GROBOR

Using the logical OR, superimposes graphicname2 onto
graphicname1. The upper left corner of graphicname2 is
placed at position.

GROBOR

graphicname1;position;graphicname2:

GROBXOR

Using the logical XOR, superimposes graphicname2 onto
graphicname1. The upper left corner of graphicname2 is
placed at position.

GROBXOR

graphicname1;position;graphicname2:

MAKEGROB

Creates graphic with given width, height, and
hexadecimal data, and stores it in graphicname.

MAKEGROB

graphicname;width;height;hexdata:

PLOT

Stores the Plot view display as a graphic in graphicname.

PLOT

graphicname:

PLOT

→ and DISPLAY→ can be used to transfer a copy

of the current PLOT view into the sketch view of the aplet
for later use and editing.

Example

1

X

PageNum:

PLOT

→Page:

FREEZE:

This program stores the current PLOT view to the first page
in the sketch view of the current aplet and then displays
the sketch as a graphic object until any key is pressed.

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