骇客代码雨_qq黑客代码

以下代码实现了代码雨的一些基本功能

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <time.h>

#define XMAX 150
#define YMAX 35
#define RAINLINES 50

char *str = "ki)udm+nh*&(^%cobpwerxz$#@<>?}{";

struct Rainpoint
{
	char ch;
	int x;
	int y;
};

struct Rainline
{
	struct Rainpoint point[YMAX];
	int start;
	int length;
};

struct Rainline rainline[RAINLINES];

void SetWindow();
void SetColor(int n);
void hide();
void init_rainline();
void gotoxy(int x, int y);
void display();
void update();

int main()
{
	SetWindow();

	SetColor(2);
	hide();
	init_rainline();


	while (1)
	{
		display();
		update();
	};
	return 0;
}

void SetWindow()
{
	SetConsoleTitleA("骇客代码雨");
	system("mode con cols=150 lines=35");
}

void SetColor(int n)
{
	SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), n);
}

void hide()      //隐藏光标函数调用。
{
	CONSOLE_CURSOR_INFO CURSORINFO = { 1,0 };
	SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE), &CURSORINFO);
}

void init_rainline()
{
	int i, j;
	srand((unsigned)time(NULL));
	for (i = 0; i < RAINLINES; i++)
	{
		rainline[i].start = rand() % YMAX / 2 + 4;
		rainline[i].length = rand() % YMAX / 2 + 3;
		for (j = 0; j < YMAX; j++)
		{
			rainline[i].point[j].x = i;
			rainline[i].point[j].y = j;
			if (rainline[i].start < rainline[i].length)
			{
				if (j < rainline[i].start)
				{
					rainline[i].point[j].ch = str[rand() % strlen(str)];
				}
				else
				{
					rainline[i].point[j].ch = ' ';
				}
			}
			else
			{
				if (j<rainline[i].start&&j>(rainline[i].start - rainline[i].length))
				{
					rainline[i].point[j].ch = str[rand() % strlen(str)];
				}
				else
				{
					rainline[i].point[j].ch = ' ';
				}
			}
		}
	}
}

void display()
{
	int i, j;
	for (i = 0; i < RAINLINES; i++)
	{
		for (j = 0; j < YMAX; j++)
		{
			gotoxy(i * 3, j);
			putchar(rainline[i].point[j].ch);
		}
	}
}

void gotoxy(int x, int y)
{
	COORD pos;
	pos.X = x;
	pos.Y = y;
	SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);
}

void update()
{
	int i, j;
	for (i = 0; i < RAINLINES; i++)
	{
		rainline[i].start++;
		if (rainline[i].start > YMAX)
		{
			rainline[i].start = YMAX;
			rainline[i].length--;
		}
		if (rainline[i].length == 0)
		{
			rainline[i].start = rand() % YMAX / 2 + 4;
			rainline[i].length = rand() % YMAX / 2 + 3;
		}
		for (j = 0; j < YMAX; j++)
		{
			if (rainline[i].start < rainline[i].length)
			{
				if (j < rainline[i].start)
				{
					rainline[i].point[j].ch = str[rand() % strlen(str)];
				}
				else
				{
					rainline[i].point[j].ch = ' ';
				}
			}
			else
			{
				if (j<rainline[i].start&&j>(rainline[i].start - rainline[i].length))
				{
					rainline[i].point[j].ch = str[rand() % strlen(str)];
				}
				else
				{
					rainline[i].point[j].ch = ' ';
				}
			}
		}
	}
}
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