ANSI resistor symbol added

.gitignore

@@ -8,3 +8,5 @@ test/svg/*
 test/library/*
 *.bak
 *-cache.lib
+qeda-*.tgz
+*~

src/symbol/ansi/common/icons.coffee

@@ -0,0 +1,43 @@
+Icon = require '../../default/common/icon'
+
+#
+# Resistor
+#
+class ResistorIcon extends Icon
+  constructor: (symbol, element) ->
+    super symbol, element, width=10, height=4
+    @d =
+      w: @width
+      h: @height
+      d: @height/4
+    if @schematic.trimpot
+      @height = 2*@height + @d.d
+      @y1 = -@height/2 - @d.d
+      @y2 = @height/2
+
+  draw: (x, y) ->
+    settings = @symbol.settings
+    @symbol
+      .lineWidth @lineWidth
+      .center x, y # Set center to (x, y)
+      .line -@d.w/2, 0, (-@d.w/2)*(5/6), -@d.h/2
+      .line (-@d.w/2)*(5/6), -@d.h/2, (-@d.w/2)*(3/6), @d.h/2
+      .line (-@d.w/2)*(3/6), @d.h/2, (-@d.w/2)*(1/6), -@d.h/2
+      .line (-@d.w/2)*(1/6), -@d.h/2, (@d.w/2)*(1/6), @d.h/2
+      .line (@d.w/2)*(1/6), @d.h/2, (@d.w/2)*(3/6), -@d.h/2
+      .line (@d.w/2)*(3/6), -@d.h/2, (@d.w/2)*(5/6), @d.h/2
+      .line (@d.w/2)*(5/6), @d.h/2, (@d.w/2), 0
+    if @schematic.trimpot
+      @symbol
+        .line -@d.h, @d.h,  @d.h, -@d.h
+        .line @d.h - @d.d, -@d.h - @d.d,  @d.h + @d.d, -@d.h + @d.d
+    @symbol.center 0, 0 # Restore default center point
+
+#
+# Export object
+#
+Icons = {}
+
+Icons.Resistor = ResistorIcon
+
+module.exports = Icons

src/symbol/ansi/resistor.coffee

@@ -0,0 +1,11 @@
+Icons = require './common/icons'
+twoSided = require '../default/common/two-sided'
+
+module.exports = (symbol, element, icons = Icons) ->
+  element.refDes = 'R'
+  symbol.orientations = [0, 90, 180, 270]
+  icon = new icons.Resistor(symbol, element)
+
+  twoSided symbol, element, icon
+
+  [icon.width, icon.height]