C语言画表格

// 模板 显示Hello World 支持c和c++ 也可以改成main.cpp
#include <stdio.h>
#include <stdlib.h>
#include "raylib.h"

#define ROWS 20
#define COLS 10
int grid[ROWS][COLS] = {0};

#define CELL_SIZE 30
#define BLOCK_TYPE_COUNT 7
const Color colors_block[BLOCK_TYPE_COUNT + 1] = {
{26,31,40,255},
{47,230,23,255},
{232,18,18,255},
{226,116,17,255},
{237,234,4,255},
{166,0,247,255},
{21,204,209,255},
{13,64,216,255},
};

// 初始化
void init();
// 加载纹理
void loadTextures();
// 初始化游戏
void initGame();
// 处理操作
void checkOperation(float dt);
Vector2 getPosOfRowCol(int row, int col);
// 绘制网格
void drawGrid();


// 主函数
int main() {
    init();
    // 游戏循环
    while (!WindowShouldClose()) {
        float dt = GetFrameTime();
        checkOperation(dt);
        BeginDrawing();
            ClearBackground((Color){44,44,127,255});
            drawGrid();            
        EndDrawing();
    }

    CloseWindow();
    return 0;
}

void init() {
    SetConfigFlags(FLAG_WINDOW_HIGHDPI);
    InitWindow(500, 620, "Tetris");
    SetTargetFPS(60);
    loadTextures();
    initGame();
}

void initGame() {
    for(int i = 0; i < ROWS; i++) {
        for(int j = 0; j < COLS; j++) {
            grid[i][j] = 0;
        }
    }
}

void loadTextures() {

}

void checkOperation(float dt) {

}

Vector2 getPosOfRowCol(int row, int col) {
    int x = col * CELL_SIZE + 11 + CELL_SIZE/2;
    int y = row * CELL_SIZE + 11 + CELL_SIZE/2;
    return (Vector2){x, y};
}


void drawGrid() {

    // 先绘制所有单元格
    for (int i = 0; i < ROWS; i++) {
        for (int j = 0; j < COLS; j++) {
            Vector2 pos = getPosOfRowCol(i, j);
            DrawRectangle(pos.x - CELL_SIZE/2, pos.y - CELL_SIZE/2, 
                        CELL_SIZE - 1, CELL_SIZE - 1, 
                        (Color){0,0,0,255});
        }
    }

    // 先绘制方块
    for (int i = 0; i < ROWS; i++) {
        for (int j = 0; j < COLS; j++) {
            Vector2 pos = getPosOfRowCol(i, j);
            drawRectangleCenter((float)pos.x,(float)pos.y, (float)(CELL_SIZE - 1), (float)(CELL_SIZE -1), 
            colors_block[grid[i][j]]);
        }
    }
    // 然后绘制网格线
    // 然后绘制网格线
    for (int i = 0; i <= ROWS; i++) {
        DrawLine(11, 11 + i * CELL_SIZE, 
                11 + COLS * CELL_SIZE, 11 + i * CELL_SIZE, 
                LIGHTGRAY);
    }
    for (int j = 0; j <= COLS; j++) {
        DrawLine(11 + j * CELL_SIZE, 11, 
                11 + j * CELL_SIZE, 11 + ROWS * CELL_SIZE, 
                LIGHTGRAY);
    }
}