纪念披头士摇滚乐队（Beatles）的程序（VC 版本）
2012-3-5
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西班牙程序员 Roman Cortes 用纯 javascript 脚本编写了一个纪念披头士摇滚乐队(Beatles)的程序，动态效果很是漂亮。现在，这个精彩的程序经 krissi 移植到了 vc 上。以下是执行效果抓图（炫丽的动态效果还是需要您亲自编译才能看到）：
完整的 VC 源代码如下：
////////////////////////////////////////////////////////////////////
// 程序名称：纪念披头士摇滚乐队(Beatles)
// 编译环境：VC6.0 / 2010，EasyX 2011惊蛰版
// 原 作 者：西班牙程序员 Roman Cortes
// 原 程 序：http://www.romancortes.com/blog/a-tribute-to-the-beatles/ (javascript 版本)
// 移植作者：krissi <zh@easyx.cn>
// 最后修改：2012-3-5
//
#include <graphics.h>
#include <conio.h>
#include <math.h>
#define PI 3.1415926535
#define WIDTH 640
#define HEIGHT 480
// 定义字符元素结构体
struct ELEMENT
{
TCHAR c;
int x, y;
int xo, yo;
int xd, yd;
};
// 定义全局变量
TCHAR g_beatles[] // 歌词
= _T("Yesterday,\nAll my troubles seemed so far away,\nNow it looks as though they're here to stay,\nOh, I believe in yesterday.\nSuddenly,\nI'm not half the man I used to be,\nThere's a shadow hanging over me,\nOh, yesterday came suddenly.\nWhy she\nHad to go I don't know, she wouldn't say.\nI said,\nSomething wrong, now I long for yesterday.\nYesterday,\nLove was such an easy game to play,\nNow I need a place to hide away,\nOh, I believe in yesterday.\nWhy she\nHad to go I don't know, she wouldn't say.\nI said,\nSomething wrong, now I long for yesterday.\nYesterday,\nLove was such an easy game to play,\nNow I need a place to hide away,\nOh, I believe in yesterday.");
char g_data[] // 字符坐标数据
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
int an = -1; // 动画“值”
int dir = -1; // 动画运行方向
bool bAni = false; // 动画运行标志
ELEMENT g_Element[520]; // 字符元素数组。共 520 个字符。
// 初始化每个字符元素
void init()
{
TCHAR s[45]; // 最长的一句歌词有 44 个字符
int x, y; // 每个字符的坐标
int rowwidth; // 每句歌词的宽度
int ig = 0, ir = 0, ie = 0; // 下标变量(全部歌词下标、一句歌词下标、字符元素下标)
y = (HEIGHT - 470) / 2; // 计算第一行的 y 坐标
// 计算每个字符元素的起始坐标
while(ie < 520)
{
if ((g_beatles[ig] != '\n') && (g_beatles[ig] != 0))
{
s[ir++] = g_beatles[ig];
}
else
{
s[ir] = 0;
rowwidth = textwidth(s);
x = (WIDTH - rowwidth) / 2;
for(int i = 0; i < ir; i++)
{
if (s[i] != ' ')
{
g_Element[ie].c = s[i];
g_Element[ie].x = g_Element[ie].xo = x;
g_Element[ie].y = g_Element[ie].yo = y;
outtextxy(g_Element[ie].xo, y, s[i]);
x += textwidth(g_Element[ie].c);
ie++;
}
else
x += textwidth(' ');
}
ir = 0;
y += 19;
}
ig++;
}
// 解码每个字符元素的终止坐标
for (int n = 0; n < 520; n++)
{
int p = g_data[n * 3] * 1600 + g_data[n * 3 + 1] * 40 + g_data[n * 3 + 2] - 78768;
g_Element[n].yd = p % 284;
g_Element[n].xd = (p - g_Element[n].yd) / 284;
g_Element[n].yd += 74 + (HEIGHT - 470) / 2;
g_Element[n].xd += 111 + (WIDTH - 450) / 2;
}
// 显示刷新
FlushBatchDraw();
}
// 动画
void ani()
{
int i, m, n;
// 计算需要运动的字符元素
for (n = 0; n < 130; n++)
{
m = 519 - n;
if ((an - n >= 0) && (an - n <= 30))
{
double b = (cos((an - n) * PI / 30) + 1) / 2;
double a = 1 - b;
for (i = 0; i <= 130; i += 130)
{
g_Element[n + i].x = int((g_Element[n + i].xd) * a + g_Element[n + i].xo * b + 0.5);
g_Element[n + i].y = int((g_Element[n + i].yd) * a + g_Element[n + i].yo * b + 0.5);
g_Element[m - i].x = int((g_Element[m - i].xd) * a + g_Element[m - i].xo * b + 0.5);
g_Element[m - i].y = int((g_Element[m - i].yd) * a + g_Element[m - i].yo * b + 0.5);
}
}
}
// 显示全部字符元素
for (i = 0; i < 520; i++)
outtextxy(g_Element[i].x, g_Element[i].y, g_Element[i].c);
an += dir;
if ((an < 0) || (an > 160))
bAni = false;
}
// 动画事件
void anim()
{
dir *= -1; // 改变动画方向
if ((an < 0) || (an > 160))
bAni = true;
}
// 主函数
int main()
{
// 环境初始化
initgraph(640, 480); // 创建绘图窗口
setbkcolor(WHITE); // 设置背景色为白色
setcolor(RGB(64, 64, 64)); // 设置文字颜色为深灰色
setbkmode(TRANSPARENT); // 设置文字背景为透明
cleardevice(); // 清除屏幕
BeginBatchDraw(); // 设置批量绘图模式
setfont(-15, 0, _T("Arial"), 0, 0, FW_BOLD, false, false, false, DEFAULT_CHARSET,
OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, ANTIALIASED_QUALITY, DEFAULT_PITCH); // 设置字体
// 初始化每个字符元素
init();
// 动画过程
char c = 0;
while(c != 27)
{
if (_kbhit())
{
c = _getch();
anim();
}
if (bAni)
{
cleardevice(); // 清屏
ani(); // 执行动画
FlushBatchDraw(); // 显示刷新
}
Sleep(30);
}
// 结束并清理资源
EndBatchDraw();
closegraph();
return 0;
}
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