File content as of revision 26:676874c42883:

#include "main.h"
#include "menu.h"
#include "constants.h"
#include "game.h"

const int total_options = 3;
const float time_delay = 100;
int high_score = 0;

int cursor[84] = {
    0,0,0,0,1,0,0,0,0,0,1,1,
    0,0,1,1,1,1,0,0,0,1,0,0,
    0,1,0,0,1,1,1,0,1,0,0,0,
    1,1,1,1,1,0,1,1,1,0,1,1,
    0,1,0,0,1,1,1,0,1,0,0,0,
    0,0,1,1,1,1,0,0,0,1,0,0,
    0,0,0,0,1,0,0,0,0,0,1,1
};


Menu::Menu() {                              // NOTE to self: The constructor for declerering intial states of variables.
    current_option = 0;                     // As soon as Menu menu; happens in main, the zero is addressed to the variable.
}                                           // Another form of declering intial values.
    

bool Menu::updateAndDraw() {                // cheking whether the joystick was moved to point at other options in the menu.
    if(y_dir.read() > joy_threshold_max_y){
        current_option -= 1;
        wait_ms(time_delay);    
    } 
    else if (y_dir.read() < joy_threshold_min_y){
        current_option += 1;
        wait_ms(time_delay); 
    }
    if (current_option < 0) {
        current_option += total_options;
    }
    if (current_option >= total_options) {
        current_option -= total_options;
    }

    drawPointer();                              // Drawing pointer only ones.
    
    if (high_score < game_score){
        high_score = game_score;
    }
    
    char buffer[32];
    sprintf(buffer,"High Score %i",high_score);
    lcd.printString(buffer,0,0);
        
    lcd.printString("Start Game",1,2);
    lcd.printString("Tutorial",1,3);
    lcd.printString("Settings",1,4);
        
    bool option_picked = false;                 // Checking for the selecting button to be pressed and returning the boolean statement.
    if (gamepad.check_event(gamepad.A_PRESSED)){
        option_picked = true;
    }
    return option_picked;
}

ScreenOption Menu::getCurrentScreenSelection() { // checking the current position of the pointer and main
    if (current_option == 0) {                   // if the "Game" was selected and button be pressed, intilise game. 
        return ScreenOption_Game;                // TASK for future: creat file with settings and tutorial.
    }
    if (current_option == 1) {
        return ScreenOption_Tutorial;
    }
    if (current_option == 2) {
        return ScreenOption_Settings;
    }
    return ScreenOption_Menu;
}

void Menu::drawPointer(){                         // Checking what option was selected and drawing the pointer
    int x = 70;                                   // to indicate that postion.
    int y = 17;
    if (current_option == 0){    
        y = 17;
    }
    else if (current_option == 1){    
        y = 25;
    }
    else if (current_option == 2){    
        y = 32;
    }
    lcd.drawSprite(x, y, 7, 12, cursor);
}