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authorPřemysl Janouch <p.janouch@gmail.com>2011-02-11 18:37:00 +0100
committerPřemysl Janouch <p.janouch@gmail.com>2011-02-11 18:37:00 +0100
commit299ce010bd8f2f5a65e4fa5a033a122b318b8c83 (patch)
tree3ceb61879650472395d20342a8007306182f03b2 /share/library/Active/jfet.lua
parent2c5f2f5b3f4782b25b35f1afc3ab63dd19b48a28 (diff)
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Update the symbol library.
* Add bipolar, IGFET and JFET transistors. * Add more variants to some symbols. * Add a symbol for a simple terminal. * Avoid unneccessary stroke() calls. * Fix comments.
Diffstat (limited to 'share/library/Active/jfet.lua')
-rw-r--r--share/library/Active/jfet.lua63
1 files changed, 63 insertions, 0 deletions
diff --git a/share/library/Active/jfet.lua b/share/library/Active/jfet.lua
new file mode 100644
index 0000000..30c0eb9
--- /dev/null
+++ b/share/library/Active/jfet.lua
@@ -0,0 +1,63 @@
+-- Symbol names
+local names_jfet_n =
+{
+ en = "N-channel JFET transistor",
+ cs = "Tranzistor JFET s kanálem N"
+}
+
+local names_jfet_p =
+{
+ en = "P-channel JFET transistor",
+ cs = "Tranzistor JFET s kanálem P"
+}
+
+-- Render area in base units (X1, Y1, X2, Y2)
+local area = {-2, -1.5, 2, 1.5}
+
+-- Terminal points
+local terminals = {{-2, 1}, {2, 1}, {2, -1}}
+
+-- Rendering
+local render = function (cr)
+ -- The terminals
+ cr.move_to (-2, 1)
+ cr.line_to (0, 1)
+
+ cr.move_to (0, 1)
+ cr.line_to (2, 1)
+
+ cr.move_to (0, -1)
+ cr.line_to (2, -1)
+
+ -- The ohmic connection
+ cr.move_to (0, -1.5)
+ cr.line_to (0, 1.5)
+
+ cr.stroke ()
+end
+
+local render_jfet_n = function (cr)
+ render (cr)
+
+ cr.move_to (-1, 0.6)
+ cr.line_to (-0.5, 1)
+ cr.line_to (-1, 1.4)
+
+ cr.stroke ()
+end
+
+local render_jfet_p = function (cr)
+ render (cr)
+
+ cr.move_to (-0.4, 0.6)
+ cr.line_to (-1, 1)
+ cr.line_to (-0.4, 1.4)
+
+ cr.stroke ()
+end
+
+-- Register the symbols
+logdiag.register ("JFET-N", names_jfet_n, area, terminals, render_jfet_n)
+logdiag.register ("JFET-P", names_jfet_p, area, terminals, render_jfet_p)
+
+