Ædisplay, Ægrob, Grobnot – HP 39g+ User Manual
Page 231: Grobor, Grobxor, Makegrob, Plotæ
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.