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fgdata/Nasal/Autopush/dynarr.nas
2022-10-18 10:08:41 +01:00

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# Class for dynamic arrays
#
# Copyright (c) 2018 dynamic arrays authors:
# Merspieler http://gitlab.com/merspieler
# Distribute under the terms of GPLv2.
## Useage
# to create a new object: var <name> = dynarr.new();
# to add elements: <name>.add(<element>);
# you can access the full stored array as: <name>.arr
# to get only the used area of the array: var <spliced_array> = <name>.get_spliced()
var dynarr =
{
new: func(size = 8)
{
var this = {parents:[dynarr]};
this.maxsize = size;
this.size = 0;
this.arr = setsize([], size);
return this;
},
# add a new element to the array
add: func(obj)
{
# case there's no space left
if (me.size + 1 >= me.maxsize)
{
# double array size
me.maxsize *= 2;
me.arr = setsize(me.arr, me.maxsize);
}
# add object and increase used counter
me.arr[me.size] = obj;
me.size += 1;
},
# delete an element from the array
del: func(id)
{
me.size -= 1;
for(ii = id; ii < me.size - 1; ii += 1){
me.arr[ii] = me.arr[ii + 1];
}
},
# returns only the filled part of the array or nil if array is empty
get_sliced: func()
{
if (me.size == 0)
{
return nil;
}
return me.arr[0:me.size - 1];
}
};