mirror of https://github.com/swig/swig
62 lines
1.3 KiB
Lua
62 lines
1.3 KiB
Lua
-- file: runme.lua
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-- This file illustrates class C++ interface generated
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-- by SWIG.
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---- importing ----
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if string.sub(_VERSION,1,7)=='Lua 5.0' then
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-- lua5.0 doesn't have a nice way to do this
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lib=loadlib('example.dll','luaopen_example') or loadlib('example.so','luaopen_example')
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assert(lib)()
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else
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-- lua 5.1 does
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require('example')
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end
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----- Object creation -----
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print("Creating some objects:")
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c = example.Circle(10)
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print(" Created circle", c)
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s = example.Square(10)
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print(" Created square", s)
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----- Access a static member -----
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print("\nA total of",example.Shape_nshapes,"shapes were created")
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----- Member data access -----
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-- Set the location of the object
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c.x = 20
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c.y = 30
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s.x = -10
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s.y = 5
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print("\nHere is their current position:")
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print(string.format(" Circle = (%f, %f)",c.x,c.y))
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print(string.format(" Square = (%f, %f)",s.x,s.y))
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----- Call some methods -----
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print("\nHere are some properties of the shapes:")
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for _,o in pairs({c,s}) do
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print(" ", o)
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print(" area = ", o:area())
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print(" perimeter = ", o:perimeter())
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end
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print("\nGuess I'll clean up now")
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-- Note: this invokes the virtual destructor
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c=nil
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s=nil
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-- call gc to make sure they are collected
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collectgarbage()
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print(example.Shape_nshapes,"shapes remain")
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print "Goodbye"
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