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139 lines
2.9 KiB
139 lines
2.9 KiB
1 year ago
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/**
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* File: vector.h
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* Created Time: 2023-07-13
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* Author: Gonglja (glj0@outlook.com)
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*/
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#ifndef VECTOR_H
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#define VECTOR_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* 定义向量类型 */
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typedef struct vector {
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int size; // 当前向量的大小
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int capacity; // 当前向量的容量
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int depth; // 当前向量的深度
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void **data; // 指向数据的指针数组
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} vector;
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/* 构造向量 */
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vector *newVector() {
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vector *v = malloc(sizeof(vector));
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v->size = 0;
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v->capacity = 4;
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v->depth = 1;
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v->data = malloc(v->capacity * sizeof(void *));
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return v;
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}
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/* 析构向量 */
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void delVector(vector *v) {
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if (v) {
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if (v->depth == 0) {
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return;
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} else if (v->depth == 1) {
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for (int i = 0; i < v->size; i++) {
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free(v->data[i]);
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}
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free(v);
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} else {
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for (int i = 0; i < v->size; i++) {
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delVector(v->data[i]);
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}
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v->depth--;
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}
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}
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}
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/* 添加元素到向量尾部 */
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void vectorPushback(vector *v, void *elem) {
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if (v->size == v->capacity) {
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v->capacity *= 2;
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v->data = realloc(v->data, v->capacity * sizeof(void *));
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}
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v->data[v->size++] = elem;
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}
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/* 从向量尾部弹出元素 */
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void vectorPopback(vector *v) {
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if (v->size != 0) {
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v->size--;
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}
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}
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/* 清空向量 */
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void vectorClear(vector *v) {
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delVector(v);
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v->size = 0;
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v->capacity = 4;
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v->depth = 1;
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v->data = malloc(v->capacity * sizeof(void *));
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}
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/* 获取向量的大小 */
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int vectorSize(vector *v) {
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return v->size;
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}
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/* 获取向量的尾元素 */
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void *vectorBack(vector *v) {
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return v->data[v->size];
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}
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/* 获取向量的头元素 */
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void *vectorFront(vector *v) {
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return v->data[0];
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}
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/* 打印函数, 需传递一个打印变量的函数进来 */
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/* 当前仅支持打印深度为 1 的 vector*/
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void printVector(vector *v, void (*printFunc)(vector *v, void *p)) {
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if (v) {
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if (v->depth == 0) {
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return;
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} else if (v->depth == 1) {
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for (int i = 0; i < v->size; i++) {
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if (i == 0) {
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printf("[");
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} else if (i == v->size-1) {
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printFunc(v, v->data[i]);
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printf("]\r\n");
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break;
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}
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printFunc(v, v->data[i]);
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printf(",");
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}
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} else {
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for (int i = 0; i < v->size; i++) {
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printVector(v->data[i], printFunc);
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}
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v->depth--;
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}
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}
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}
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/* 当前仅支持打印深度为 2 的 vector */
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void printVectorMatrix(vector *vv, void (*printFunc)(vector *v, void *p)) {
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printf("[\n");
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for (int i = 0; i < vv->size; i++) {
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vector *v = (vector *)vv->data[i];
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printf(" [");
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for (int j = 0; j < v->size; j++) {
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printFunc(v, v->data[j]);
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if (j != v->size -1)
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printf(",");
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}
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printf("],");
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printf("\n");
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}
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printf("]\n");
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}
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#ifdef __cplusplus
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}
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#endif
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#endif // VECTOR_H
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