LNXSDK/Kha/Tools/macos/std/cpp/_std/StringBuf.hx
2025-01-22 16:18:30 +01:00

102 lines
2.5 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.
*/
import cpp.NativeString;
using cpp.NativeArray;
@:coreApi
class StringBuf {
private var b:Array<String>;
public var length(get, never):Int;
var charBuf:Array<cpp.Char>;
public function new():Void {}
private function charBufAsString():String {
var len = charBuf.length;
charBuf.push(0);
return NativeString.fromGcPointer(charBuf.address(0), len);
}
private function flush():Void {
if (b == null)
b = [charBufAsString()];
else
b.push(charBufAsString());
charBuf = null;
}
function get_length():Int {
var len = 0;
if (charBuf != null)
len = charBuf.length;
if (b != null)
for (s in b)
len += s == null ? 4 : s.length;
return len;
}
public inline function add<T>(x:T):Void {
if (charBuf != null)
flush();
if (b == null)
b = [Std.string(x)];
else
b.push(Std.string(x));
}
public #if !cppia inline #end function addSub(s:String, pos:Int, ?len:Int):Void {
if (charBuf != null)
flush();
if (b == null)
b = [s.substr(pos, len)];
else
b.push(s.substr(pos, len));
}
public #if !cppia inline #end function addChar(c:Int):Void {
#if hxcpp_smart_strings
if (c >= 127)
add(String.fromCharCode(c));
else
#end
{
if (charBuf == null)
charBuf = new Array<cpp.Char>();
charBuf.push(c);
}
}
public function toString():String {
if (charBuf != null)
flush();
if (b == null || b.length == 0)
return "";
if (b.length == 1)
return b[0];
return b.join("");
}
}