// Displays a welcome message and plays the initial music.
void initialize()
{
load_custom_characters(); // load the custom characters
play_from_program_space(welcome);
print_two_lines_delay_1s(welcome_line1,welcome_line2);
print_two_lines_delay_1s(demo_name_line1,demo_name_line2);
print_two_lines_delay_1s(instructions_line1,instructions_line2);
clear();
print_from_program_space(instructions_line3);
lcd_goto_xy(0,1);
print_from_program_space(instructions_line4);
while(!(wait_for_button_and_beep() & BUTTON_B));
play_from_program_space(thank_you_music);
print_two_lines_delay_1s(thank_you_line1,thank_you_line2);
}
// Initializes the 3pi, displays a welcome message, calibrates, and
// plays the initial music.
void initialize()
{
// This must be called at the beginning of 3pi code, to set up the
// sensors. We use a value of 2000 for the timeout, which
// corresponds to 2000*0.4 us = 0.8 ms on our 20 MHz processor.
pololu_3pi_init(2000);
load_custom_characters(); // load the custom characters
play_from_program_space(welcome);
print_two_lines_delay_1s(welcome_line1,welcome_line2);
print_two_lines_delay_1s(demo_name_line1,demo_name_line2);
print_two_lines_delay_1s(instructions_line1,instructions_line2);
clear();
print_from_program_space(instructions_line3);
lcd_goto_xy(0,1);
print_from_program_space(instructions_line4);
while(!(wait_for_button_and_beep() & BUTTON_B));
play_from_program_space(thank_you_music);
print_two_lines_delay_1s(thank_you_line1,thank_you_line2);
}
void menu_select()
{
static int menu_index = 0;
print_two_lines_delay_1s(main_menu_intro_line1,main_menu_intro_line2);
while(1)
{
clear();
lcd_goto_xy(0,1);
print_from_program_space(menu_line2);
lcd_goto_xy(0,0);
print_from_program_space(main_menu_options[menu_index]);
lcd_show_cursor(CURSOR_BLINKING);
// the cursor will be blinking at the end of the option name
// wait for all buttons to be released, then a press
while(button_is_pressed(ANY_BUTTON));
char button = wait_for_button_press(ANY_BUTTON);
if(button & BUTTON_A)
{
play_from_program_space(beep_button_a);
menu_index --;
}
else if(button & BUTTON_B)
{
lcd_hide_cursor();
clear();
play_from_program_space(beep_button_b);
wait_for_button_release(button);
while(!button_is_pressed(BUTTON_B))
{
lcd_goto_xy(0,1);
print_from_program_space(back_line2);
lcd_goto_xy(0,0);
main_menu_functions[menu_index]();
}
set_motors(0,0);
stop_playing();
m1_speed = 0;
m2_speed = 0;
red_led(0);
green_led(0);
play_from_program_space(beep_button_b);
return;
}
else if(button & BUTTON_C)
{
play_from_program_space(beep_button_c);
menu_index ++;
}
if(menu_index < 0)
menu_index = main_menu_length-1;
if(menu_index >= main_menu_length)
menu_index = 0;
}
}
