#include <iostream>
#include <windows.h>
#include <math.h>

#define X 80
#define Y 25

char Get(float x, float y, float angle, float scale)
{
  static const char image[27*9] =
  {
   0,0,1,1,0,1,0,0,0,1,1,0,1,0,1,0,0,0,0,1,0,1,1,1,1,1,0,
   0,1,0,0,1,1,0,0,1,0,0,1,1,0,1,0,0,0,0,1,0,1,0,0,0,0,1,
   1,0,0,0,0,1,0,1,0,0,0,0,1,0,1,0,0,0,0,1,0,1,0,0,0,0,1,
   1,0,0,0,0,0,0,1,0,0,0,0,0,0,1,0,0,0,0,1,0,1,0,0,0,0,1,
   1,0,0,1,1,1,0,1,0,0,0,0,0,0,1,0,0,0,0,1,0,1,1,1,1,1,0,
   1,0,0,0,0,1,0,1,0,0,0,0,0,0,1,0,0,0,0,1,0,1,0,0,0,0,0,
   1,0,0,0,0,1,0,1,0,0,0,0,0,0,1,0,0,0,0,1,0,1,0,0,0,0,0,
   0,1,0,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,0,0,0,0,
   0,0,1,1,1,0,0,0,0,1,1,1,0,0,0,1,1,1,1,0,0,1,0,0,0,0,0
  };

  x-=X/2;
  y-=Y/2;
  x/=scale;
  y/=scale;
  int x2 = (int)(x*cos(angle) - y*sin(angle));
  int y2 = (int)(x*sin(angle) + y*cos(angle));
   
  if (x2>=-14 && x2<27-14 && y2>=-4 && y2<9-4)
   return image[x2+14+(y2+4)*27];
  else
   return 0;
}

int main(int argc, char* argv[])
{
  HANDLE hStd = GetStdHandle(STD_OUTPUT_HANDLE);  
  SMALL_RECT writeTo = {0,0,X,Y};
  COORD srcBufferSize = {X,Y};
  COORD srcBufferCoord = {0,0};
  CHAR_INFO charArray[X*Y];

  for (int i=0; i<X; ++i)
   for (int j=0; j<Y; ++j)
    charArray[i+X*j].Char.UnicodeChar = ' ';
   
  float scale=1.0f, scale_d=0.03f;
  float angle=0.0f, angle_d=0.02f;
  DWORD startTime = GetTickCount();
  while(GetTickCount() - startTime < 10000)
  {
   for (int i=0; i<X; ++i)
    for (int j=0; j<Y; ++j)
     if (Get((float)i,(float)j, angle, scale))
      charArray[i+X*j].Attributes = BACKGROUND_RED | BACKGROUND_GREEN | BACKGROUND_INTENSITY ;
     else
      charArray[i+X*j].Attributes = 0;

   WriteConsoleOutput(hStd,charArray,srcBufferSize,srcBufferCoord,&writeTo);
   Sleep(20);

   scale+=scale_d;
   if (scale <= 1.0f || scale > 2.0f) scale_d =- scale_d;
   angle+=angle_d;
   if (angle < -1.0f || angle > 1.0f) angle_d =- angle_d;
  }
  return 0;  
}