diff options
Diffstat (limited to 'share/library/Passive/resistor.lua')
| -rw-r--r-- | share/library/Passive/resistor.lua | 76 |
1 files changed, 69 insertions, 7 deletions
diff --git a/share/library/Passive/resistor.lua b/share/library/Passive/resistor.lua index 262969b..f59f20e 100644 --- a/share/library/Passive/resistor.lua +++ b/share/library/Passive/resistor.lua @@ -5,11 +5,26 @@ local names = cs = "Rezistor" } +local names_adj = +{ + en = "Adjustable resistor", + cs = "Nastavitelný rezistor" +} + +local names_pot = +{ + en = "Potentiometer", + cs = "Potenciometr" +} + -- Render area in base units (X1, Y1, X2, Y2) -local area = {-2, -0.5, 2, 0.5} +local area = {-2, -0.5, 2, 0.5} +local area_adj = {-2, -1.5, 2, 1} +local area_pot = {-2, -2, 2, 0.5} --- Terminals -local terminals = {{-2, 0}, {2, 0}} +-- Terminal points +local terminals = {{-2, 0}, {2, 0}} +local terminals_pot = {{-2, 0}, {2, 0}, {2, -2}} -- Rendering local render = function (cr) @@ -19,19 +34,66 @@ local render = function (cr) 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 + -- The terminals 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 +local render_adj = function (cr) + render (cr) + + -- The arrow + cr.move_to (-1, 1) + cr.line_to (1, -1) + + cr.stroke () + + cr.save () + cr.translate (1.5, -1.5) + cr.rotate (math.atan2 (1, 1)) + + cr.move_to (0, 0) + cr.line_to (0.3, 0.8) + cr.line_to (-0.3, 0.8) + cr.close_path () + + cr.fill () + cr.restore () +end + +local render_pot = function (cr) + render (cr) + + -- The contact + cr.move_to (0, -2) + cr.line_to (2, -2) + + -- The arrow + cr.move_to (0, -2) + cr.line_to (0, -1) + + cr.stroke () + + cr.move_to (0, -0.5) + cr.line_to (0.3, -1.3) + cr.line_to (-0.3, -1.3) + cr.close_path () + + cr.fill () +end + -- Register the symbol -logdiag.register ("Resistor", names, area, terminals, render) +logdiag.register ("Resistor", + names, area, terminals, render) +logdiag.register ("ResistorAdjustable", + names_adj, area_adj, terminals, render_adj) +logdiag.register ("Potentiometer", + names_pot, area_pot, terminals_pot, render_pot) |