86 lines
1.9 KiB
Plaintext
86 lines
1.9 KiB
Plaintext
-- @name koptilnya/libs/utils
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function checkVarClass(var, class, message)
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if type(var) ~= "table" or var["class"] == nil or not var:isInstanceOf(class) then
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throw(message == nil and "Wrong variable class." or message, 1, true)
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end
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end
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function accessorFunc(tbl, varName, name, defaultValue)
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tbl[varName] = defaultValue
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tbl["get" .. name] = function(self)
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return self[varName]
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end
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tbl["set" .. name] = function(self, value)
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self[varName] = value
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end
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end
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function rotateAround(entity, pivot, angles)
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local pos = entity:getPos()
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local localPivotPos = entity:worldToLocal(pivot)
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entity:setAngles(angles)
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pos = pos + (pivot - entity:localToWorld(localPivotPos))
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entity:setPos(pos)
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end
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function tobase(number, base)
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local ret = ""
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if base < 2 or base > 36 or number == 0 then
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return "0"
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end
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if base == 10 then
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return tostring(number)
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end
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local chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
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local loops = 0
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while number > 0 do
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loops = loops + 1
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number, d = math.floor(number / base), (number % base) + 1
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ret = string.sub(chars, d, d) .. ret
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if (loops > 32000) then
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break
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end
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end
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return ret
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end
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function bytesToHex(bytes)
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local hex = "0x"
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for _, v in pairs(bytes) do
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hex = hex .. bit.tohex(v, 2)
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end
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return hex
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end
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function byteTable(str, start, length)
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local result = {}
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for i = 1, length do
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result[i] = string.byte(str, i + start - 1)
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end
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return result
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end
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function isURL(str)
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local _1, _2, prefix = str:find("^(%w-):")
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return prefix == "http" or prefix == "https" or prefix == "data"
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end
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function debounce(func, delay)
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local lastCall = 0
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return function(...)
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local now = timer.systime()
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if now - lastCall >= delay then
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lastCall = now
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return func(...)
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end
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end
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end |