Add a few symbols for testing.

The lucky ones are: capacitor, resistor and diode.

More symbols can be expected later, when more cairo
functions are exported to Lua and relevant standards
become accessible to me.

1 files changed, 37 insertions, 0 deletions

diff --git a/share/library/Passive/resistor.lua b/share/library/Passive/resistor.lua
new file mode 100644
index 0000000..6173e0c
--- /dev/null
+++ b/share/library/Passive/resistor.lua
@@ -0,0 +1,37 @@
+-- Symbol name
+names =
+{
+	en = "Resistor",
+	cs = "Rezistor"
+}
+
+-- Render area in base units (X1, Y1, X2, Y2)
+area = {-2, -0.5, 2, 0.5}
+
+-- Terminals
+terminals = {{-2, 0}, {2, 0}}
+
+-- Rendering
+render = function (cr)
+	-- The rectangle
+	cr.move_to (-1.5, -0.5)
+	cr.line_to (1.5, -0.5)
+	cr.line_to (1.5, 0.5)
+	cr.line_to (-1.5, 0.5)
+	cr.line_to (-1.5, -0.5)
+	cr.stroke ()
+
+	-- The contacts
+	cr.move_to (-2, 0)
+	cr.line_to (-1.5, 0)
+	cr.stroke ()
+
+	cr.move_to (1.5, 0)
+	cr.line_to (2, 0)
+	cr.stroke ()
+end
+
+-- Register the symbol
+logdiag.register ("Resistor", names, area, terminals, render)
+
+