1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
-- Symbol name
local names =
{
en = "AND",
cs = "AND"
}
-- Render area in base units (X1, Y1, X2, Y2)
local area = {-4, -2, 5, 2}
-- Terminal points
local terminals = {{-4, -1}, {-4, 1}, {5, 0}}
-- Rendering
local render = function (cr)
-- The main shape
cr.move_to (-2, -2)
cr.line_to (1, -2)
cr.arc (1, 0, 2, math.pi * 1.5, math.pi * 0.5)
cr.line_to (-2, 2)
cr.close_path ()
-- The terminals
cr.move_to (-4, -1)
cr.line_to (-2, -1)
cr.move_to (-4, 1)
cr.line_to (-2, 1)
cr.move_to (3, 0)
cr.line_to (5, 0)
cr.stroke ()
end
-- Register the symbol
logdiag.register ("AND", names, area, terminals, render)
|
