Life_Powerup.cpp

00001 #include "Life_Powerup.h"
00002 
00003 Life_Powerup::Life_Powerup()
00004 {
00005 
00006 }
00007 
00008 Life_Powerup::~Life_Powerup()
00009 {
00010 
00011 }
00012 
00013 void Life_Powerup::init()  // initialises the Life_Powerup off screen
00014 {
00015     _x = -10;  
00016     _y = 0;
00017     _speed_y = 1; // -2 speed in the y direction, doesnt change even off screen
00018 }
00019 
00020 
00021 void Life_Powerup::draw(N5110 &lcd)
00022 {   
00023     if (_x >= 0) {  // only draw if on screen (more efficient?)
00024         Bitmap powerup(powerup_data, 9, 9);  // assign the powerup sprite data
00025         powerup.render(lcd,_x,_y);
00026     }
00027 }
00028 
00029 
00030 void Life_Powerup::update() // updates the Life_Powerup's y coordinate according to its speed
00031 {
00032     _y += _speed_y;
00033 }
00034 
00035 
00036 int Life_Powerup::get_x()  // retrieves the Life_Powerups's x coordinate
00037 {
00038     return _x;
00039 }
00040 
00041 
00042 int Life_Powerup::get_y()  // retrieves the Life_Powerups's y coordinate
00043 {
00044     return _y;
00045 }
00046 
00047 
00048 void Life_Powerup::set_posx(int x)  // sets the Life_Powerup's x coordinate
00049 {
00050     _x = x;
00051 }
00052 
00053 
00054 void Life_Powerup::set_posy(int y)  // sets the Life_Powerups's y coordinate
00055 {
00056     _y = y;
00057 }