File content as of revision 15:90b6821bcf64:

#include "Spaceship.h"
 
const int k_spaceship_sprite_E[4][13] = {
    { 1,1,1,1,1,1,0,0,0,0,0,0,0 },
    { 0,1,1,1,1,1,1,1,1,0,0,0,0 },
    { 1,1,1,1,1,1,1,1,1,1,1,1,1 },
    { 0,0,1,1,1,1,1,0,0,0,0,0,0 },
};

const int k_spaceship_sprite_W[4][13] = {
    { 0,0,0,0,0,0,0,1,1,1,1,1,1 },
    { 0,0,0,0,1,1,1,1,1,1,1,1,0 },
    { 1,1,1,1,1,1,1,1,1,1,1,1,1 },
    { 0,0,0,0,0,0,1,1,1,1,1,0,0 },
};
 
Spaceship::Spaceship() {
    
}
 
Spaceship::~Spaceship() {
    
}
 
void Spaceship::init() {
    position_x_spaceship_ = 36;
    position_y_spaceship_ = 22;
    
    // sets origonal spaceship direction to facing East
    spaceship_sprite_direction_ = true; 
}
 
void Spaceship::draw(N5110 &lcd) {
    off_screen_x_y_checker();
    
    // Draws spaceships at defined x and y positions with different sprite direction depending on joystick postion 
    if (spaceship_sprite_direction_){
        lcd.drawSprite(position_x_spaceship_, position_y_spaceship_, 4, 13, (int*)k_spaceship_sprite_E);
    }else if (!spaceship_sprite_direction_){
    lcd.drawSprite(position_x_spaceship_, position_y_spaceship_, 4, 13, (int*)k_spaceship_sprite_W);
    }
    
    //usb.printf("Spaceship Y postion = %d\n",position_y_spaceship_);
}

void Spaceship::off_screen_x_y_checker(){
    // checks y postion spand alters y position 
    if (position_y_spaceship_ < 0) {
        position_y_spaceship_ = 0;
    }else if (position_y_spaceship_ > 44) {
        position_y_spaceship_ = 44;
    }  
    
    // checks x postion of spaceship and alters x position 
    if (position_x_spaceship_ > 52) {
        position_x_spaceship_ = 52;
    }else if (position_x_spaceship_ < 22) {
        position_x_spaceship_ = 22;
    }
}   
 
void Spaceship::movement(Direction d_){
    // switch statement to change spaceship parameters depedning on joystick direction
    switch (d_) {
    case CENTRE: set_spaceship_peram(0, 0, false , false); break;
    case N: set_spaceship_peram(0, -1, false , false); break;
    case NE: set_spaceship_peram(1, -1, true, true); break;
    case E: set_spaceship_peram(1, 0, true, true); break;
    case SE: set_spaceship_peram(1, 1, true, true); break;
    case S: set_spaceship_peram(0, 1, false, false); break;
    case SW: set_spaceship_peram(-1, 1, true, false); break;
    case W: set_spaceship_peram(-1, 0, true, false); break;
    case NW: set_spaceship_peram(-1, -1, true, false); break;
    }
    //printf("y= %d\n", position_y_spaceship_);
}

void Spaceship::set_spaceship_peram(int x_change,int y_change, bool sprite_change, bool sprite_param){
    position_x_spaceship_ += x_change;
    position_y_spaceship_ += y_change;
    
    // Only changes sprite direction when jostick direction isn't N or S
    if (sprite_change) {
        spaceship_sprite_direction_ = sprite_param;
    }
}

int Spaceship::get_position_x_spaceship(){
    return position_x_spaceship_;
}

int Spaceship::get_position_y_spaceship(){
    return position_y_spaceship_;
}