- adt_array.inc
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/**
* vim: set ts=4 sw=4 tw=99 noet :
* =============================================================================
* SourceMod (C)2004-2014 AlliedModders LLC. All rights reserved.
* =============================================================================
*
* This file is part of the SourceMod/SourcePawn SDK.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 3.0, as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, AlliedModders LLC gives you permission to link the
* code of this program (as well as its derivative works) to "Half-Life 2," the
* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
* by the Valve Corporation. You must obey the GNU General Public License in
* all respects for all other code used. Additionally, AlliedModders LLC grants
* this exception to all derivative works. AlliedModders LLC defines further
* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
* or <http://www.sourcemod.net/license.php>.
*
* Version: $Id$
*/
#if defined _adt_array_included
#endinput
#endif
#define _adt_array_included
/**
* Given a maximum string size (including the null terminator),
* returns the number of cells required to fit that string.
*
* @param size Number of bytes.
* @return Minimum number of cells required to fit the byte count.
*/
stock int ByteCountToCells(int size)
{
if (!size)
{
return 1;
}
return (size + 3) / 4;
}
methodmap ArrayList < Handle {
// Creates a dynamic global cell array. While slower than a normal array,
// it can be used globally AND dynamically, which is otherwise impossible.
//
// The contents of the array are uniform; i.e. storing a string at index X
// and then retrieving it as an integer is NOT the same as StringToInt()!
// The "blocksize" determines how many cells each array slot has; it cannot
// be changed after creation.
//
// @param blocksize The number of cells each member of the array can
// hold. For example, 32 cells is equivalent to:
// new Array[X][32]
// @param startsize Initial size of the array. Note that data will
// NOT be auto-initialized.
// @return New Handle to the array object.
public native ArrayList(int blocksize=1, int startsize=0);
// Clears an array of all entries. This is the same as Resize(0).
public native void Clear();
// Clones an array, returning a new handle with the same size and data.
// This should NOT be confused with CloneHandle. This is a completely new
// handle with the same data but no relation to the original. It should
// closed when no longer needed.
//
// @return New handle to the cloned array object
public native ArrayList Clone();
// Resizes an array. If the size is smaller than the current size, the
// array is truncated. If the size is larger than the current size,
// the data at the additional indexes will not be initialized.
//
// @param newsize New size.
public native void Resize(int newsize);
// Pushes a value onto the end of an array, adding a new index.
//
// This may safely be used even if the array has a blocksize greater
// than 1.
//
// @param value Value to push.
// @return Index of the new entry.
// @error Invalid Handle or out of memory.
public native int Push(any value);
// Pushes a string onto the end of an array, truncating it if it is too big.
//
// @param value String to push.
// @return Index of the new entry.
public native int PushString(const char[] value);
// Pushes an array of cells onto the end of an array. The cells
// are pushed as a block (i.e. the entire array sits at the index),
// rather than pushing each cell individually.
//
// @param values Block of values to copy.
// @param size If not set, the number of elements copied from the array
// will be equal to the blocksize. If set higher than the
// blocksize, the operation will be truncated.
// @return Index of the new entry.
public native int PushArray(const any[] values, int size=-1);
// Retrieves a cell value from an array.
//
// @param index Index in the array.
// @param block Optionally specify which block to read from
// (useful if the blocksize > 0).
// @param asChar Optionally read as a byte instead of a cell.
// @return Value read.
// @error Invalid index.
public native any Get(int index, int block=0, bool asChar=false);
// Retrieves a string value from an array.
//
// @param index Index in the array.
// @param buffer Buffer to copy to.
// @param maxlength Maximum size of the buffer.
// @return Number of characters copied.
// @error Invalid index.
public native int GetString(int index, char[] buffer, int maxlength);
// Retrieves an array of cells from an array.
//
// @param index Index in the array.
// @param buffer Buffer to store the array in.
// @param size If not set, assumes the buffer size is equal to the
// blocksize. Otherwise, the size passed is used.
// @return Number of cells copied.
// @error Invalid index.
public native int GetArray(int index, any[] buffer, int size=-1);
// Sets a cell value in an array.
//
// @param index Index in the array.
// @param value Cell value to set.
// @param block Optionally specify which block to write to
// (useful if the blocksize > 0).
// @param asChar Optionally set as a byte instead of a cell.
// @error Invalid index, or invalid block.
public native void Set(int index, any value, int block=0, bool asChar=false);
// Sets a string value in an array.
//
// @param index Index in the array.
// @param value String value to set.
// @return Number of characters copied.
// @error Invalid index.
public native int SetString(int index, const char[] value);
// Sets an array of cells in an array.
//
// @param index Index in the array.
// @param values Array to copy.
// @param size If not set, assumes the buffer size is equal to the
// blocksize. Otherwise, the size passed is used.
// @return Number of cells copied.
// @error Invalid index.
public native int SetArray(int index, const any[] values, int size=-1);
// Shifts an array up. All array contents after and including the given
// index are shifted up by one, and the given index is then "free."
// After shifting, the contents of the given index is undefined.
//
// @param index Index in the array to shift up from.
// @error Invalid index.
public native void ShiftUp(int index);
// Removes an array index, shifting the entire array down from that position
// on. For example, if item 8 of 10 is removed, the last 3 items will then be
// (6,7,8) instead of (7,8,9), and all indexes before 8 will remain unchanged.
//
// @param index Index in the array to remove at.
// @error Invalid index.
public native void Erase(int index);
// Swaps two items in the array.
//
// @param index1 First index.
// @param index2 Second index.
// @error Invalid index.
public native void SwapAt(int index1, int index2);
// Returns the index for the first occurrence of the provided string. If
// the string cannot be located, -1 will be returned.
//
// @param item String to search for
// @return Array index, or -1 on failure
public native int FindString(const char[] item);
// Returns the index for the first occurrence of the provided value. If the
// value cannot be located, -1 will be returned.
//
// @param item Value to search for
// @param block Optionally which block to search in
// @return Array index, or -1 on failure
// @error Invalid block index
public native int FindValue(any item, int block=0);
// Sort an ADT Array. Specify the type as Integer, Float, or String.
//
// @param order Sort order to use, same as other sorts.
// @param type Data type stored in the ADT Array
public native void Sort(SortOrder order, SortType type);
// Custom sorts an ADT Array. You must pass in a comparison function.
//
// @param sortfunc Sort comparison function to use
// @param hndl Optional Handle to pass through the comparison calls.
public native void SortCustom(SortFuncADTArray sortfunc, Handle hndl=INVALID_HANDLE);
// Retrieve the size of the array.
property int Length {
public native get();
}
// Retrieve the blocksize the array was created with.
property int BlockSize {
public native get();
}
};
/**
* Creates a dynamic global cell array. While slower than a normal array,
* it can be used globally AND dynamically, which is otherwise impossible.
*
* The contents of the array are uniform; i.e. storing a string at index X
* and then retrieving it as an integer is NOT the same as StringToInt()!
* The "blocksize" determines how many cells each array slot has; it cannot
* be changed after creation.
*
* @param blocksize The number of cells each member of the array can
* hold. For example, 32 cells is equivalent to:
* new Array[X][32]
* @param startsize Initial size of the array. Note that data will
* NOT be auto-initialized.
* @return New Handle to the array object.
*/
native ArrayList CreateArray(int blocksize=1, int startsize=0);
/**
* Clears an array of all entries. This is the same as ResizeArray(0).
*
* @param array Array Handle.
* @error Invalid Handle.
*/
native void ClearArray(Handle array);
/**
* Clones an array, returning a new handle with the same size and data. This should NOT
* be confused with CloneHandle. This is a completely new handle with the same data but
* no relation to the original. You MUST close it.
*
* @param array Array handle to be cloned
* @return New handle to the cloned array object
* @error Invalid Handle
*/
native Handle CloneArray(Handle array);
/**
* Resizes an array. If the size is smaller than the current size,
* the array is truncated. If the size is larger than the current size,
* the data at the additional indexes will not be initialized.
*
* @param array Array Handle.
* @param newsize New size.
* @error Invalid Handle or out of memory.
*/
native void ResizeArray(Handle array, int newsize);
/**
* Returns the array size.
*
* @param array Array Handle.
* @return Number of elements in the array.
* @error Invalid Handle.
*/
native int GetArraySize(Handle array);
/**
* Pushes a value onto the end of an array, adding a new index.
*
* This may safely be used even if the array has a blocksize
* greater than 1.
*
* @param array Array Handle.
* @param value Value to push.
* @return Index of the new entry.
* @error Invalid Handle or out of memory.
*/
native int PushArrayCell(Handle array, any value);
/**
* Pushes a string onto the end of an array, truncating it
* if it is too big.
*
* @param array Array Handle.
* @param value String to push.
* @return Index of the new entry.
* @error Invalid Handle or out of memory.
*/
native int PushArrayString(Handle array, const char[] value);
/**
* Pushes an array of cells onto the end of an array. The cells
* are pushed as a block (i.e. the entire array sits at the index),
* rather than pushing each cell individually.
*
* @param array Array Handle.
* @param values Block of values to copy.
* @param size If not set, the number of elements copied from the array
* will be equal to the blocksize. If set higher than the
* blocksize, the operation will be truncated.
* @return Index of the new entry.
* @error Invalid Handle or out of memory.
*/
native int PushArrayArray(Handle array, const any[] values, int size=-1);
/**
* Retrieves a cell value from an array.
*
* @param array Array Handle.
* @param index Index in the array.
* @param block Optionally specify which block to read from
* (useful if the blocksize > 0).
* @param asChar Optionally read as a byte instead of a cell.
* @return Value read.
* @error Invalid Handle, invalid index, or invalid block.
*/
native any GetArrayCell(Handle array, int index, int block=0, bool asChar=false);
/**
* Retrieves a string value from an array.
*
* @param array Array Handle.
* @param index Index in the array.
* @param buffer Buffer to copy to.
* @param maxlength Maximum size of the buffer.
* @return Number of characters copied.
* @error Invalid Handle or invalid index.
*/
native int GetArrayString(Handle array, int index, char[] buffer, int maxlength);
/**
* Retrieves an array of cells from an array.
*
* @param array Array Handle.
* @param index Index in the array.
* @param buffer Buffer to store the array in.
* @param size If not set, assumes the buffer size is equal to the
* blocksize. Otherwise, the size passed is used.
* @return Number of cells copied.
* @error Invalid Handle or invalid index.
*/
native int GetArrayArray(Handle array, int index, any[] buffer, int size=-1);
/**
* Sets a cell value in an array.
*
* @param array Array Handle.
* @param index Index in the array.
* @param value Cell value to set.
* @param block Optionally specify which block to write to
* (useful if the blocksize > 0).
* @param asChar Optionally set as a byte instead of a cell.
* @error Invalid Handle, invalid index, or invalid block.
*/
native void SetArrayCell(Handle array, int index, any value, int block=0, bool asChar=false);
/**
* Sets a string value in an array.
*
* @param array Array Handle.
* @param index Index in the array.
* @param value String value to set.
* @return Number of characters copied.
* @error Invalid Handle or invalid index.
*/
native int SetArrayString(Handle array, int index, const char[] value);
/**
* Sets an array of cells in an array.
*
* @param array Array Handle.
* @param index Index in the array.
* @param values Array to copy.
* @param size If not set, assumes the buffer size is equal to the
* blocksize. Otherwise, the size passed is used.
* @return Number of cells copied.
* @error Invalid Handle or invalid index.
*/
native int SetArrayArray(Handle array, int index, const any[] values, int size=-1);
/**
* Shifts an array up. All array contents after and including the given
* index are shifted up by one, and the given index is then "free."
* After shifting, the contents of the given index is undefined.
*
* @param array Array Handle.
* @param index Index in the array to shift up from.
* @error Invalid Handle or invalid index.
*/
native void ShiftArrayUp(Handle array, int index);
/**
* Removes an array index, shifting the entire array down from that position
* on. For example, if item 8 of 10 is removed, the last 3 items will then be
* (6,7,8) instead of (7,8,9), and all indexes before 8 will remain unchanged.
*
* @param array Array Handle.
* @param index Index in the array to remove at.
* @error Invalid Handle or invalid index.
*/
native void RemoveFromArray(Handle array, int index);
/**
* Swaps two items in the array.
*
* @param array Array Handle.
* @param index1 First index.
* @param index2 Second index.
* @error Invalid Handle or invalid index.
*/
native void SwapArrayItems(Handle array, int index1, int index2);
/**
* Returns the index for the first occurrence of the provided string. If the string
* cannot be located, -1 will be returned.
*
* @param array Array Handle.
* @param item String to search for
* @return Array index, or -1 on failure
* @error Invalid Handle
*/
native int FindStringInArray(Handle array, const char[] item);
/**
* Returns the index for the first occurrence of the provided value. If the value
* cannot be located, -1 will be returned.
*
* @param array Array Handle.
* @param item Value to search for
* @param block Optionally which block to search in
* @return Array index, or -1 on failure
* @error Invalid Handle or invalid block
*/
native int FindValueInArray(Handle array, any item, int block=0);
/**
* Returns the blocksize the array was created with.
*
* @param array Array Handle.
* @return The blocksize of the array.
* @error Invalid Handle
*/
native int GetArrayBlockSize(Handle array);