forked from LeenkxTeam/LNXSDK
88 lines
2.8 KiB
Haxe
88 lines
2.8 KiB
Haxe
/*
|
|
* Copyright (C)2005-2019 Haxe Foundation
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
package haxe.io;
|
|
|
|
typedef UInt8ArrayData = ArrayBufferView.ArrayBufferViewData;
|
|
|
|
abstract UInt8Array(UInt8ArrayData) {
|
|
public static inline var BYTES_PER_ELEMENT = 1;
|
|
|
|
public var length(get, never):Int;
|
|
public var view(get, never):ArrayBufferView;
|
|
|
|
public inline function new(elements:Int) {
|
|
this = new ArrayBufferView(elements * BYTES_PER_ELEMENT).getData();
|
|
}
|
|
|
|
inline function get_length() {
|
|
return this.byteLength;
|
|
}
|
|
|
|
public inline function get_view():ArrayBufferView {
|
|
return ArrayBufferView.fromData(this);
|
|
}
|
|
|
|
@:arrayAccess public inline function get(index:Int) {
|
|
return this.bytes.get(index + this.byteOffset);
|
|
}
|
|
|
|
@:arrayAccess public inline function set(index:Int, value:Int):Int {
|
|
if (index >= 0 && index < length) {
|
|
this.bytes.set(index + this.byteOffset, value);
|
|
return value;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
public inline function sub(begin:Int, ?length:Int):UInt8Array {
|
|
return fromData(this.sub(begin, length));
|
|
}
|
|
|
|
public inline function subarray(?begin:Int, ?end:Int):UInt8Array {
|
|
return fromData(this.subarray(begin, end));
|
|
}
|
|
|
|
public inline function getData():UInt8ArrayData {
|
|
return this;
|
|
}
|
|
|
|
public static function fromData(d:UInt8ArrayData):UInt8Array {
|
|
return cast d;
|
|
}
|
|
|
|
public static function fromArray(a:Array<Int>, pos = 0, ?length:Int):UInt8Array {
|
|
if (length == null)
|
|
length = a.length - pos;
|
|
if (pos < 0 || length < 0 || pos + length > a.length)
|
|
throw Error.OutsideBounds;
|
|
var i = new UInt8Array(a.length);
|
|
for (idx in 0...length)
|
|
i[idx] = a[idx + pos];
|
|
return i;
|
|
}
|
|
|
|
public static function fromBytes(bytes:haxe.io.Bytes, bytePos:Int = 0, ?length:Int):UInt8Array {
|
|
return fromData(ArrayBufferView.fromBytes(bytes, bytePos, length).getData());
|
|
}
|
|
}
|