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soulmachine on 03/31/09

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æŽ§åˆ¶å°æ‰“å°è¡¨æ ¼ (print tables in console application)

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/** @file
 * @brief æŽ§åˆ¶å°æ‰“å°è¡¨æ ¼ (print tables in console application)
 * Project Name:none
 * <br>
 * Module Name:none
 * <br>
 * @author soulmachine@gmail.com
 * @date 2009/04/01
 * @version 0.1
 * @note none
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define HEAD 0
#define MIDDLE 1
#define TAIL 2

/**
 * @brief æŽ§åˆ¶å°æ‰“å°è¡¨æ ¼ (print tables in console application)
 * @param[in] location è¡¨æ ¼çº¿çš„ä½ç½®ï¼Œ 0 è¡¨å¤´çº¿ï¼Œ1 è¡¨ä¸çº¿ï¼Œ2 è¡¨å°¾çº¿
 * @param[in] col_count è¡¨æ ¼çš„åˆ—æ•°
 * @param[in] col__widthes è¡¨æ ¼çš„æ¯åˆ—çš„å®½åº¦
 * @return æˆåŠŸè¿”å›ž0ï¼Œå¤±è´¥è¿”å›žé”™è¯¯ä»£ç 
 * @note æ— 
 * @remarks æ— 
 */
int print_table_line(int location, int col_count, int *col__widthes)
{
    //æ³¨æ„ï¼šè¿™äº›æ˜¯ä¸æ–‡ç¬¦å·ï¼Œæ‰€ä»¥è¦ç”¨3ä¸ªå—ç¬¦è£…(åŒ…æ‹¬\0)
    char line_head[][3] = {"â”Œ", "â”œ", "â””"};
    char line_mid1[][3] = {"â”€", "â”€", "â”€"};
    char line_mid2[][3] = {"â”¬", "â”¼", "â”´"};
    char line_tail[][3] = {"â”", "â”¤", "â”˜"};

int i = 0;

printf("%s",line_head[location]); //è¡Œé¦–

for (i = 0; i < col_count; i++) {
        int j = 0;
        for (j = 0; j < col__widthes[i] / 2; j++) {
            printf("%s",line_mid1[location]);
        }

if (i < col_count - 1)
            printf("%s", line_mid2[location]);
    }

printf("%s\n", line_tail[location]);//è¡Œå°¾

return 0;
}

/** @brief å¾—åˆ°ä¸€ä¸ªæ•´æ•°çš„å®½åº¦ */
static int get_integer_width(void *e)
{
    int temp = *(int*)e;
    int width = 0;
    while (temp)
    {
        temp /= 10;
        width++;
    }
    return width;
}

/**
 * @brief å°†äºŒç»´æ•°ç»„æ‰“å°æˆè¡¨æ ¼æ ·å¼
 * @param[in] a äºŒç»´æ•°ç»„å
 * @param[in] row_count è¡Œæ•°
 * @param[in] col_count åˆ—æ•°
 * @return æˆåŠŸè¿”å›ž0ï¼Œå¤±è´¥è¿”å›žé”™è¯¯ä»£ç 
 * @note æ— 
 * @remarks æ— 
 */
int print_array(int* a, int row_count, int col_count, int(*get_elem_width)(void *e))
{
    int i = 0, j = 0;
    int *col_width = (int*)malloc(col_count * sizeof(int));
    if(NULL == col_width)
    {
        return -1;
    }
    memset(col_width, 0, col_count * sizeof(int));

// get max width of each column
    for(i = 0; i < col_count; i++){
        for(j = 0; j < row_count; j++) {
            int temp_width = get_elem_width(&a[j * row_count + i]);
            col_width[i] = col_width[i] > temp_width ? col_width[i] : temp_width;
        }
    }

for(i = 0; i < col_count; i++){
        if(col_width[i] % 2 != 0) {
            col_width[i]++; // å¦‚æžœå®½åº¦ä¸ºå¥‡æ•°ï¼Œåˆ™å¢ž1ï¼Œå˜æˆå¶æ•°
        }
    }

//æ‰“å°è¡¨å¤´çº¿
    print_table_line(HEAD, col_count, col_width);

//æ‰“å°è¡¨æ ¼å†…å®¹
    for (i = 0; i < row_count; i++)
    {
        if (i > 0) print_table_line(MIDDLE, col_count, col_width); //æ‰“å°è¡¨ä¸çº¿
        printf("â”‚");	//è¡Œé¦–
        for (j = 0; j < col_count; j++)
        {
            int k = 0;
            int elem_width = get_elem_width(&a[i * col_count + j]);
            int space_count = col_width[j] - elem_width;

// å±…ä¸æ‰“å°å…ƒç´ 
            for(k = 0; k < space_count / 2; k++) {
                printf(" ");
            }

printf("%d",a[i * col_count + j]);

for(k = 0; k < space_count / 2; k++) {
                printf(" ");
            }
            if(0 != space_count % 2 ) {
                printf(" ");
            }

if (j < col_count - 1 )
                printf("â”‚"); // è¡¨ä¸ç«–çº¿
        }
        printf("â”‚\n"); //è¡Œå°¾
    }

print_table_line(TAIL, col_count, col_width); //æ‰“å°è¡¨å°¾

free(col_width);

return 0;
}

int main()
{
    int A[][3] = {{1, 2000, 3}, {4, 5, 35}, {123456789, 8, 9}};
    print_array(&A[0][0], 3, 3, get_integer_width);
    return 0;
}

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