125 lines
2.8 KiB
C++
125 lines
2.8 KiB
C++
#ifndef CCArray_H
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#define CCArray_H
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#pragma once
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#include "CC.h"
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template<typename T>
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class CCArray
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{
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private:
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T* m_data; // 指针指向数组
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size_t capacity; // 数组的最大容量
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size_t count; // 当前元素数量
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public:
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private:
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void resize() {
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size_t new_capacity = capacity + sizeof(T) + sizeof(T);
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m_data = (T*) realloc(m_data, new_capacity);
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memset(m_data + capacity, 0, (new_capacity - capacity));
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capacity = new_capacity - sizeof(T);
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}
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public:
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CCArray() : m_data(nullptr), capacity(0), count(0) {
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m_data = (T*) calloc(1,sizeof(T));
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}
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~CCArray(){
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free(m_data);
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}
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// 添加元素到数组末尾
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void add(const T& element){
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if (count == capacity){
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resize();
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}
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m_data[count++] = element;
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}
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void add(const T* element){
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if (count == capacity){
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resize();
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}
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m_data[count++] = element;
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}
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// 访问指定索引处的元素
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T* getPtr(size_t index){
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if (index >= count){
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CC::ErrorPrintln("Index out of range");
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}
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return &m_data[index];
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}
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T& get(size_t index){
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if (index >= count){
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throw std::out_of_range("Index out of range");
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}
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return m_data[index];
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}
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[[nodiscard]] size_t size() const {
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return count;
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}
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void remove(size_t index) {
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if (index >= count){
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CC::ErrorPrintln("Index out of range");
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}
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for (size_t i = index; i <= count - 1; ++i){
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if(i < count - 1){
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m_data[i] = m_data[i + 1];
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}
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else {
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m_data[i] = {};
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}
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}
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--count;
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}
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void clear() {
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free(m_data);
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m_data = nullptr;
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capacity = 0;
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count = 0;
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}
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T* data() {
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return m_data;
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}
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size_t find(T element) {
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for (size_t i = 0; i < count; ++i){
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if (m_data[i] == element){
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return i;
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}
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}
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return -1;
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}
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bool revise(int index,T element) {
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if (index >= count){
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return false;
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}
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m_data[index] = element;
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return true;
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}
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void CopyAll(CCArray &array){
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for (int i = 0; i < array.count; ++i) {
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if(count == capacity){
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add(array.get(i));
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}
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else {
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revise(i,array.get(i));
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}
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}
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}
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void Copy(CCArray &array,int start,int end){
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for (int i = start; i < end; ++i) {
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if(count == capacity){
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add(array.get(i));
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}
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else {
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revise(i,array.get(i));
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}
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}
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}
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};
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#endif
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