_parent = -4;
_bullet_sprite = -4;
_timer = 0;
_modifier = 1;
_hover_active = false;
_spawner = -4;
_sparkle = -4;
_end_sequence = false;
_index = 0;
_fade_alpha = 0;
_white_alpha = 0;
_enable_afterimage = false;

init = function(arg0, arg1, arg2, arg3, arg4, arg5)
{
    _parent = arg0;
    sprite_index = arg1;
    x = arg2.x;
    y = arg2.y;
    _bullet_sprite = arg3;
    _modifier = arg5;
    image_yscale = 2;
    image_xscale = -2;
    image_angle = arg4;
    if (image_angle >= 180)
        image_yscale = -2;
    image_alpha = 0;
};

set_index = function(arg0)
{
    _index = arg0;
};

fade_in = function(arg0)
{
    scr_depth();
    start_hover();
    scr_script_delayed(function()
    {
        scr_lerpvar("image_alpha", 0, 0.4, 20);
    }, arg0 + 1);
    scr_script_delayed(function()
    {
        start_sparkles();
    }, arg0 + 1 + 16);
};

start_hover = function()
{
    _hover_active = true;
};

start_sparkles = function()
{
    _sparkle = instance_create(x, y, obj_ch5_DW29_power_up_sparkle);
    _sparkle.start(depth + 10, id);
};

start_bullets = function()
{
    _spawner = instance_create(0, 0, obj_ch5_DW29_power_up_bullet_spawner);
    _spawner.start_spawning(id, new Vector2(x, y - 10), new Vector2(view_wport[0] / 2, (cameray() + 300) - 20), _bullet_sprite);
};

stop = function()
{
    with (_spawner)
        fade_out();
};

trigger_event = function(arg0)
{
};

end_sequence = function()
{
    _hover_active = false;
    var delay = 10 + (_index * 8);
    scr_delay_var("_timer", 30, delay);
    scr_delay_var("_end_sequence", true, delay);
    scr_script_delayed(function()
    {
        scr_lerp_var_instance(id, "_fade_alpha", 0, 1, 30);
    }, delay);
    scr_script_delayed(function()
    {
        snd_play_x(snd_japanese_yo_hit2, 0.25, 1);
        scr_lerp_var_instance(id, "_white_alpha", 0, 1, 12);
        with (_sparkle)
            fade_out();
    }, delay + 20);
    scr_script_delayed(function()
    {
        _end_sequence = false;
        with (_sparkle)
            clean_up();
        with (_parent)
            trigger_event("enemy_finished");
    }, delay + 31);
};

clean_up = function()
{
    _hover_active = false;
    _end_sequence = false;
    with (_bullet_sprite)
        instance_destroy();
    with (_spawner)
        clean_up();
    instance_destroy();
};