Matrix-orbital GLC24064 Manual do Utilizador descarregar pdf (Página 37)

Command Syntax Default Notes

Set text insertion point to

top left

FE 48

254 72

254 ’H’

This command

moves the text

insertion point

to the top left

of the display

area, based on

the metrics of the

current font.

Set text insertion point us-

ing pixel values

FE 79 [x][y]

254 121 [x][y]

254 ’y’ [x][y]

n/a Sets text insertion

point to position

(x,y), where x and

y are in pixels.

Value is top left

corner of next text

character.

Set current font FE 31 [font id]

254 49

254 ’1’

n/a Sets font to [font

id]. Font must be

in memory.

Set font metrics FE 32 [metrics]

254 50 [metrics]

254 ’2’ [metrics]

n/a For deﬁnition of

[metrics] see sec-

tion 3.3.7.

7.5 Graphics Commands

Table 17: Graphics Commands

Command Syntax Notes

Set Drawing Color FE 63 [color]

254 99 [color]

254 ’c’ [color]

Sets color (0 = white, 255 = black)

for the various drawing commands.

Draw Line FE 6C [x1][y1][x2][y2]

254 108 [x1][y1][x2][y2]

254 ’l’ [x1][y1][x2][y2]

Draws a line from x1,y1 to x2, y2. x

values are from 0 - 63 (decimal) and

y values from 0 - 239 (decimal).

Continue Line FE 65 [x][y]

254 101 [x][y]

254 ’e’ [x][y]

Continues line from last line end

(x2,y2) to (x,y). Uses current draw-

ing color.

Put Pixel FE 70 [x][y]

254 112 [x][y]

254 ’p’ [x][y]

Puts pixel in position (x,y). Uses

current drawing color.

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