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authorPřemysl Janouch <p.janouch@gmail.com>2011-01-07 16:25:15 +0100
committerPřemysl Janouch <p.janouch@gmail.com>2011-01-07 16:38:21 +0100
commit0b3f6503bbe38a129f1f9395c0d3924c4ad87185 (patch)
tree25de11b7f74325e19a3b119829a84aec72a0dc5b /share/library/Logical/and.lua
parentfda123249a00d1610ff9aedc85a01e46dfe10c3f (diff)
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Add basic logical symbols (NOT, AND, OR).
Diffstat (limited to 'share/library/Logical/and.lua')
-rw-r--r--share/library/Logical/and.lua41
1 files changed, 41 insertions, 0 deletions
diff --git a/share/library/Logical/and.lua b/share/library/Logical/and.lua
new file mode 100644
index 0000000..57f7325
--- /dev/null
+++ b/share/library/Logical/and.lua
@@ -0,0 +1,41 @@
+-- Symbol name
+names =
+{
+ en = "AND",
+ cs = "AND"
+}
+
+-- Render area in base units (X1, Y1, X2, Y2)
+area = {-4, -2, 5, 2}
+
+-- Terminals
+terminals = {{-4, -1}, {-4, 1}, {5, 0}}
+
+-- Rendering
+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 ()
+ cr.stroke ()
+
+ -- The contacts
+ cr.move_to (-4, -1)
+ cr.line_to (-2, -1)
+ cr.stroke ()
+
+ cr.move_to (-4, 1)
+ cr.line_to (-2, 1)
+ cr.stroke ()
+
+ cr.move_to (3, 0)
+ cr.line_to (5, 0)
+ cr.stroke ()
+end
+
+-- Register the symbol
+logdiag.register ("AND", names, area, terminals, render)
+
+