mirror of
https://github.com/godotengine/godot.git
synced 2024-12-27 11:24:59 +08:00
93fba7ead3
HarfBuzz: Update to version 4.2.1 FreeType: Update to version 2.12.1 ICU: Update to version 71.1
336 lines
8.6 KiB
C++
336 lines
8.6 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
|
|
// License & terms of use: http://www.unicode.org/copyright.html
|
|
/*
|
|
******************************************************************************
|
|
* Copyright (C) 1999-2015, International Business Machines Corporation and
|
|
* others. All Rights Reserved.
|
|
******************************************************************************
|
|
* Date Name Description
|
|
* 10/22/99 alan Creation.
|
|
**********************************************************************
|
|
*/
|
|
|
|
#include "uvectr32.h"
|
|
#include "cmemory.h"
|
|
#include "putilimp.h"
|
|
|
|
U_NAMESPACE_BEGIN
|
|
|
|
#define DEFAULT_CAPACITY 8
|
|
|
|
/*
|
|
* Constants for hinting whether a key is an integer
|
|
* or a pointer. If a hint bit is zero, then the associated
|
|
* token is assumed to be an integer. This is needed for iSeries
|
|
*/
|
|
|
|
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(UVector32)
|
|
|
|
UVector32::UVector32(UErrorCode &status) :
|
|
count(0),
|
|
capacity(0),
|
|
maxCapacity(0),
|
|
elements(NULL)
|
|
{
|
|
_init(DEFAULT_CAPACITY, status);
|
|
}
|
|
|
|
UVector32::UVector32(int32_t initialCapacity, UErrorCode &status) :
|
|
count(0),
|
|
capacity(0),
|
|
maxCapacity(0),
|
|
elements(0)
|
|
{
|
|
_init(initialCapacity, status);
|
|
}
|
|
|
|
|
|
|
|
void UVector32::_init(int32_t initialCapacity, UErrorCode &status) {
|
|
// Fix bogus initialCapacity values; avoid malloc(0)
|
|
if (initialCapacity < 1) {
|
|
initialCapacity = DEFAULT_CAPACITY;
|
|
}
|
|
if (maxCapacity>0 && maxCapacity<initialCapacity) {
|
|
initialCapacity = maxCapacity;
|
|
}
|
|
if (initialCapacity > (int32_t)(INT32_MAX / sizeof(int32_t))) {
|
|
initialCapacity = uprv_min(DEFAULT_CAPACITY, maxCapacity);
|
|
}
|
|
elements = (int32_t *)uprv_malloc(sizeof(int32_t)*initialCapacity);
|
|
if (elements == 0) {
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
} else {
|
|
capacity = initialCapacity;
|
|
}
|
|
}
|
|
|
|
UVector32::~UVector32() {
|
|
uprv_free(elements);
|
|
elements = 0;
|
|
}
|
|
|
|
/**
|
|
* Assign this object to another (make this a copy of 'other').
|
|
*/
|
|
void UVector32::assign(const UVector32& other, UErrorCode &ec) {
|
|
if (ensureCapacity(other.count, ec)) {
|
|
setSize(other.count);
|
|
for (int32_t i=0; i<other.count; ++i) {
|
|
elements[i] = other.elements[i];
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
bool UVector32::operator==(const UVector32& other) const {
|
|
int32_t i;
|
|
if (count != other.count) return false;
|
|
for (i=0; i<count; ++i) {
|
|
if (elements[i] != other.elements[i]) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
void UVector32::setElementAt(int32_t elem, int32_t index) {
|
|
if (0 <= index && index < count) {
|
|
elements[index] = elem;
|
|
}
|
|
/* else index out of range */
|
|
}
|
|
|
|
void UVector32::insertElementAt(int32_t elem, int32_t index, UErrorCode &status) {
|
|
// must have 0 <= index <= count
|
|
if (0 <= index && index <= count && ensureCapacity(count + 1, status)) {
|
|
for (int32_t i=count; i>index; --i) {
|
|
elements[i] = elements[i-1];
|
|
}
|
|
elements[index] = elem;
|
|
++count;
|
|
}
|
|
/* else index out of range */
|
|
}
|
|
|
|
UBool UVector32::containsAll(const UVector32& other) const {
|
|
for (int32_t i=0; i<other.size(); ++i) {
|
|
if (indexOf(other.elements[i]) < 0) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
UBool UVector32::containsNone(const UVector32& other) const {
|
|
for (int32_t i=0; i<other.size(); ++i) {
|
|
if (indexOf(other.elements[i]) >= 0) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
UBool UVector32::removeAll(const UVector32& other) {
|
|
UBool changed = FALSE;
|
|
for (int32_t i=0; i<other.size(); ++i) {
|
|
int32_t j = indexOf(other.elements[i]);
|
|
if (j >= 0) {
|
|
removeElementAt(j);
|
|
changed = TRUE;
|
|
}
|
|
}
|
|
return changed;
|
|
}
|
|
|
|
UBool UVector32::retainAll(const UVector32& other) {
|
|
UBool changed = FALSE;
|
|
for (int32_t j=size()-1; j>=0; --j) {
|
|
int32_t i = other.indexOf(elements[j]);
|
|
if (i < 0) {
|
|
removeElementAt(j);
|
|
changed = TRUE;
|
|
}
|
|
}
|
|
return changed;
|
|
}
|
|
|
|
void UVector32::removeElementAt(int32_t index) {
|
|
if (index >= 0) {
|
|
for (int32_t i=index; i<count-1; ++i) {
|
|
elements[i] = elements[i+1];
|
|
}
|
|
--count;
|
|
}
|
|
}
|
|
|
|
void UVector32::removeAllElements(void) {
|
|
count = 0;
|
|
}
|
|
|
|
UBool UVector32::equals(const UVector32 &other) const {
|
|
int i;
|
|
|
|
if (this->count != other.count) {
|
|
return FALSE;
|
|
}
|
|
for (i=0; i<count; i++) {
|
|
if (elements[i] != other.elements[i]) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
|
|
|
|
int32_t UVector32::indexOf(int32_t key, int32_t startIndex) const {
|
|
int32_t i;
|
|
for (i=startIndex; i<count; ++i) {
|
|
if (key == elements[i]) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
UBool UVector32::expandCapacity(int32_t minimumCapacity, UErrorCode &status) {
|
|
if (U_FAILURE(status)) {
|
|
return FALSE;
|
|
}
|
|
if (minimumCapacity < 0) {
|
|
status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return FALSE;
|
|
}
|
|
if (capacity >= minimumCapacity) {
|
|
return TRUE;
|
|
}
|
|
if (maxCapacity>0 && minimumCapacity>maxCapacity) {
|
|
status = U_BUFFER_OVERFLOW_ERROR;
|
|
return FALSE;
|
|
}
|
|
if (capacity > (INT32_MAX - 1) / 2) { // integer overflow check
|
|
status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return FALSE;
|
|
}
|
|
int32_t newCap = capacity * 2;
|
|
if (newCap < minimumCapacity) {
|
|
newCap = minimumCapacity;
|
|
}
|
|
if (maxCapacity > 0 && newCap > maxCapacity) {
|
|
newCap = maxCapacity;
|
|
}
|
|
if (newCap > (int32_t)(INT32_MAX / sizeof(int32_t))) { // integer overflow check
|
|
// We keep the original memory contents on bad minimumCapacity/maxCapacity.
|
|
status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return FALSE;
|
|
}
|
|
int32_t* newElems = (int32_t *)uprv_realloc(elements, sizeof(int32_t)*newCap);
|
|
if (newElems == NULL) {
|
|
// We keep the original contents on the memory failure on realloc.
|
|
status = U_MEMORY_ALLOCATION_ERROR;
|
|
return FALSE;
|
|
}
|
|
elements = newElems;
|
|
capacity = newCap;
|
|
return TRUE;
|
|
}
|
|
|
|
void UVector32::setMaxCapacity(int32_t limit) {
|
|
U_ASSERT(limit >= 0);
|
|
if (limit < 0) {
|
|
limit = 0;
|
|
}
|
|
if (limit > (int32_t)(INT32_MAX / sizeof(int32_t))) { // integer overflow check for realloc
|
|
// Something is very wrong, don't realloc, leave capacity and maxCapacity unchanged
|
|
return;
|
|
}
|
|
maxCapacity = limit;
|
|
if (capacity <= maxCapacity || maxCapacity == 0) {
|
|
// Current capacity is within the new limit.
|
|
return;
|
|
}
|
|
|
|
// New maximum capacity is smaller than the current size.
|
|
// Realloc the storage to the new, smaller size.
|
|
int32_t* newElems = (int32_t *)uprv_realloc(elements, sizeof(int32_t)*maxCapacity);
|
|
if (newElems == NULL) {
|
|
// Realloc to smaller failed.
|
|
// Just keep what we had. No need to call it a failure.
|
|
return;
|
|
}
|
|
elements = newElems;
|
|
capacity = maxCapacity;
|
|
if (count > capacity) {
|
|
count = capacity;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Change the size of this vector as follows: If newSize is smaller,
|
|
* then truncate the array, possibly deleting held elements for i >=
|
|
* newSize. If newSize is larger, grow the array, filling in new
|
|
* slots with NULL.
|
|
*/
|
|
void UVector32::setSize(int32_t newSize) {
|
|
int32_t i;
|
|
if (newSize < 0) {
|
|
return;
|
|
}
|
|
if (newSize > count) {
|
|
UErrorCode ec = U_ZERO_ERROR;
|
|
if (!ensureCapacity(newSize, ec)) {
|
|
return;
|
|
}
|
|
for (i=count; i<newSize; ++i) {
|
|
elements[i] = 0;
|
|
}
|
|
}
|
|
count = newSize;
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Insert the given integer into this vector at its sorted position
|
|
* as defined by 'compare'. The current elements are assumed to
|
|
* be sorted already.
|
|
*/
|
|
void UVector32::sortedInsert(int32_t tok, UErrorCode& ec) {
|
|
// Perform a binary search for the location to insert tok at. Tok
|
|
// will be inserted between two elements a and b such that a <=
|
|
// tok && tok < b, where there is a 'virtual' elements[-1] always
|
|
// less than tok and a 'virtual' elements[count] always greater
|
|
// than tok.
|
|
int32_t min = 0, max = count;
|
|
while (min != max) {
|
|
int32_t probe = (min + max) / 2;
|
|
//int8_t c = (*compare)(elements[probe], tok);
|
|
//if (c > 0) {
|
|
if (elements[probe] > tok) {
|
|
max = probe;
|
|
} else {
|
|
// assert(c <= 0);
|
|
min = probe + 1;
|
|
}
|
|
}
|
|
if (ensureCapacity(count + 1, ec)) {
|
|
for (int32_t i=count; i>min; --i) {
|
|
elements[i] = elements[i-1];
|
|
}
|
|
elements[min] = tok;
|
|
++count;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
U_NAMESPACE_END
|
|
|