Matrix Orbital GLK12232-25, Техническое руководство, Страница: 19 / 41

Command Summary 19
6.3 Drawing
3.1 Set Drawing
Colour
Dec
Hex
ASCII 254 99
FE 63
■
c
Colour
Colour
Colour v5.8
Set the colour to be used for all future drawing commands that do not implicitly specify colour.
Colour Byte 0 for background or any other value for text colour.
3.2 Draw
Pixel
Dec
Hex
ASCII 254 112
FE 70
■
p
X Y
X Y
X Y v5.8
Draw a single pixel at the specified coordinate using the current drawing colour.
X Byte Horizontal position of pixel to be drawn, zero indexed from left.
Y Byte Vertical position of pixel to be drawn, zero indexed from top.
3.3 Draw a
Line
Dec
Hex
ASCII 254 108
FE 6C
■
l
X1 Y1 X2 Y2
X1 Y1 X2 Y2
X1 Y1 X2 Y2 v5.8
Draw a line connecting two termini. Lines may be rendered differently when drawn right to left versus left to right.
X1 Byte Horizontal coordinate of the first terminus, zero indexed from left.
Y1 Byte Vertical coordinate of the first terminus, zero indexed from top.
X2 Byte Horizontal coordinate of second the terminus, zero indexed from left.
Y2 Byte Vertical coordinate of second the terminus, zero indexed from top.
3.4 Continue a
Line
Dec
Hex
ASCII 254 101
FE 65
■
e
X Y
X Y
X Y v5.8
Draw a line from the last point drawn to the coordinate specified using the current drawing colour.
X Byte Left coordinate of the terminus, zero indexed from left.
Y Byte Top coordinate of the terminus, zero indexed from top.
3.5 Draw a
Rectangle
Dec
Hex
ASCII 254 114
FE 72
■
r
Colour X1 Y1 X2 Y2
Colour X1 Y1 X2 Y2
Colour X1 Y1 X2 Y2 v5.8
Draw a rectangular frame one pixel wide using the colour specified; current drawing colour is ignored.
Colour Byte 0 for background or any other value for text colour.
X1 Byte Leftmost coordinate of the rectangle, zero indexed from left.
Y1 Byte Topmost coordinate of the rectangle, zero indexed from top.
X2 Byte Rightmost coordinate of the rectangle, zero indexed from left.
Y2 Byte Bottommost coordinate of the rectangle, zero indexed from top.