File content as of revision 3:cf9fead9c3f4:

#include "UFO.h"

UFO::UFO(int level)
{
    //The blood of UFO changes with the difficulty of value
    //when level=0, blood=1; when level=1, blood=2
    if(level == 0)
        _blood = 1;
    else if(level == 1)
        _blood = 2;
}
UFO::~UFO()
{
    
}

void UFO::init(int sizeX,int sizeY, int speed){

    _sizeX = sizeX;
    _sizeY = sizeY; // define the size of UFO
    _x = rand() % (WIDTH - _sizeX);
    _y = HEIGHT - 1; //UFO drops from top to bottom
        _velocity.x = 0;
        _velocity.y = speed; // define the initial value of velocity
        srand(time(NULL)); // randomly define the the initial position on the top

}

Vector2D UFO::getPos()
{
    Vector2D p = {_x,_y};
    return p;
}
void UFO::update()
{
    _y+=_speed;
}
void UFO::setBlood(int get_shot){ 
    _blood -= get_shot; //One drop of blood per shot
}
void UFO::draw(N5110 &lcd,int level)
{
    //different ufo shapes for each level
    int UFOEasy[5][12] =   {
     1,1,1,1,1,1,1,1,1,1,1,1 ,
     1,1,1,0,0,0,0,0,0,1,1,1 ,
     1,1,1,0,0,0,0,0,0,1,1,1 ,
     1,1,1,0,0,0,0,0,0,1,1,1 ,
     1,1,1,1,1,1,1,1,1,1,1,1 };
     int UFOHard[5][10] =   {
     0,1,1,1,1,1,1,1,1,0 ,
     1,1,0,0,1,1,0,0,1,1 ,
     0,1,1,1,1,1,1,1,1,0 ,
     1,1,0,0,1,1,0,0,1,1 ,
     0,1,1,1,1,1,1,1,1,0 };
     
     if(level == 0){
        lcd.drawSprite(lcd, _x,_y,_height,_width,(int)Spaceship);// Specify rows and columns in sprite
        // We can render the bitmap wherever we want on the screen
        sprite.render(lcd, _x, _y); // x and y locations for rendering
     }else if(level == 1){
        Bitmap sprite(UFONormal, _sizeY, _sizeX); // Specify rows and columns in sprite
        // We can render the bitmap wherever we want on the screen
        sprite.render(lcd, _x, _y); // x and y locations for rendering
     }
    
}
int UFO::getBlood(){
    return _blood;
}
void UFO::setSpeed(int speed){
    _speed = speed;
}
int UFO::getSpeed(){
    return _speed;
}