outfile:write(json.encode({mode=shape.mode, center=drawing.points[shape.center], radius=shape.radius, start_angle=shape.start_angle, end_angle=shape.end_angle}))
outfile:write('\n')
elseif shape.mode == 'deleted' then
-- ignore
else
print(shape.mode)
assert(false)
end
end
outfile:write('```\n')
outfile:write(json.encode({mode=shape.mode, center=drawing.points[shape.center], radius=shape.radius}))
outfile:write('\n')
elseif shape.mode == 'arc' then
outfile:write(line)
outfile:write('\n')
elseif shape.mode == 'circle' then
outfile:write(line)
outfile:write('\n')
elseif shape.mode == 'polygon' or shape.mode == 'rectangle' or shape.mode == 'square' then
local obj = {mode=shape.mode, vertices={}}
for _,p in ipairs(shape.vertices) do
table.insert(obj.vertices, drawing.points[p])
end
local line = json.encode(obj)
outfile:write(json.encode(shape))
outfile:write('\n')
elseif shape.mode == 'line' or shape.mode == 'manhattan' then
local line = json.encode({mode=shape.mode, p1=drawing.points[shape.p1], p2=drawing.points[shape.p2]})