File content as of revision 7:f61ac963eb07:

#include "Board.h"
#define LENGTH 84

//borad initial function
void Board::init(int x,int y,int length,int width)
{
    _x=x ;                                      // horizontal coordinate of Board
    _y=y ;                                      // vertical coordinate of board
    _length =length;                            // length
    _width = width;                             // width
    _speed = 1;                                 // default speed
    _score = 0;                                 // initi8al socre
    
    
}
void Board::draw(N5110 &lcd)                     // use N5110 series function to draw a board
{
      lcd.drawRect(_x,_y,_length,_width,FILL_BLACK);
}
void Board::update(Direction d,float mag)        // update position and speed increment information
{
    _speed = int(mag*10.0f);                     // speed variable
         
            // eight directions control
            if (d == N) 
            {
                _y-=_speed;                     // North-up
            }else if (d == S) 
            {
                _y+=_speed;                     // South-down   
            }else if(d == W)                   
            {
                _x-=_speed;                     // West-left
            }else if(d == E)                    
            {
                _x+=_speed;                     // East-right
            }else if(d == NE)
            {
                _y+=_speed;
                _x+=_speed;                     //Northeast-upright
            }else if(d == NW)
            {
                _y+=_speed;
                _x-=_speed;                     //Northwest-upleft
            }else if(d == SE)
            {
                _y-=_speed;
                _x+=_speed;                     //Southeast-downright
            }else if(d == SW)
            {
                _y-=_speed;
                _x-=_speed;                     //Southwest-downleft
            }
          //  boundary judging and dealing
          
            if (_y <= 24)                        //up
            {
                _y = 24;
            }
            if (_y >= HEIGHT - _width - 1)       //bottom
            {
                _y = HEIGHT - _width - 1;
            }
             if (_x < 1)                         //left
            {
                _x = 1;
            }
            if (_x > WIDTH - _length - 1)        //right
            {
                _x = WIDTH - _length - 1;
            }
}
/*void Board::add_score()
{
                 _score++;
}
int Board::get_score()
{
     return _score;
}*/

Vector2D Board::get_pos()        //position data
{
    Vector2D p = {_x,_y};
    return p;         
}