protected void WaterBallWave(GameTime gameTime) // hiệu ứng bắn water1 xoay vòng
{
if (water_ball_num != 0)
{
water_ball_delay_elapse += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (water_ball_delay_elapse > water_ball_delay)
{
water_ball_delay_elapse = 0f;
Water_Enemy1 w = new Water_Enemy1(water1_texture, 0f, (int)water_ball_source.X, (int)water_ball_source.Y, 0f, water_ball_fire_rotation, water_ball_wave_speed);
list_water1.Add(w);
water_ball_num++;
water_ball_fire_rotation = water_ball_fire_rotation + water_ball_wave_rotation_speed;
if (water_ball_num == n_water_ball + 1)
{
water_ball_num = 0;
hud.playerScore += 8;
}
}
}
else
{
water_ball_wave_elapsed += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (water_ball_wave_elapsed > water_ball_wave)
{
if (warning_elapsed == 0)
{
sm.LightningSound.Play(0.2f, 0f, 0f);
Random rnd = new Random();
water_ball_source = new Vector2(rnd.Next(100, 900), rnd.Next(50, 550));
lightning.position = water_ball_source;
lightning.frames = 0;
lightning.isVisible = true;
}
warning_elapsed += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (warning_elapsed > warning_waiting)
{
warning_elapsed = 0f;
water_ball_wave_elapsed = 0f;
water_ball_fire_rotation = 0.00f;
water_ball_num = 1;
//sm.ShootStart.Play();
sm.Play(sm.ShootStart);
}
}
}
}
/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
// Allows the game to exit
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
{
this.Exit();
}
switch (gameState)
{
case State.Playing:
{
int i;
if (!p.timestop)
{
// tạo ra hiệu ứng các water_orb xoay vòng mỗi water_orb_spawn_time
water_orb_elapsed += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (water_orb_elapsed > water_orb_spawn_time)
{
sm.Play(sm.OrbStart);
//sm.OrbStart.Play();
hud.playerScore += 10;
water_orb_elapsed = 0f;
for (i = 0; i < n_orb; i++)
{
float orb_rotation = i * ((float)Math.PI * 2 / n_orb);
Vector2 direction = new Vector2((float)Math.Cos(orb_rotation), (float)Math.Sin(orb_rotation));
Vector2 spawn_point = new Vector2(500, 300);
spawn_point += direction * max_range;
Water_Orb w_orb = new Water_Orb(water_orb_texture, spawn_point.X, spawn_point.Y, orb_rotation);
list_water_orb.Add(w_orb);
}
}
// tăng độ khó của game mỗi _game/1000 giây
game_elapsed_time += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (game_elapsed_time > _game)
{
sm.Play(sm._game_increased);
//sm._game_increased.Play();
hud.playerScore += 10; //
game_elapsed_time = 0;
water1_speed += 0.02f; //
water_ball_wave_rotation_speed = 2 * (float)Math.PI / (40 - n_orb);
water1_spawn_time -= 100f; //
water_ball_delay -= 3f;
water_ball_wave = -500f;
water_ball_wave_speed += 0.2f;
warning_waiting -= 500f;
//water orb
Water_Orb.speed += 0.2f;
Water_Orb.rotationSpeed += 0.002f;
water_orb_spawn_time -= 1000f;
n_orb++; //
//hiệu ứng làm chậm
water_slow_spawn_time -= 500f;
water_slow_speed += 0.1f;
}
Random rnd = new Random();
// tạo ra các water1
water1_elapsed += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (water1_elapsed >= water1_spawn_time)
{
hud.playerScore += 2;
int x;
if (rnd.Next(2) == 0)
{
x = -50;
}
else
{
x = 650;
}
Water_Enemy1 w = new Water_Enemy1(water1_texture, water1_timeSpan, 1000 / rnd.Next(1, 10), x, water1_speed);
list_water1.Add(w);
water1_elapsed = 0;
}
waterloop_elapsed += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
for (i = 0; i < list_water_orb.Count(); i++)
{
list_water_orb[i].Update(gameTime);
}
for (i = 0; i < list_water1.Count(); i++)
{
if (list_water1[i].timeSpan > 0) // kiểm tra thời gian tồn tại của các water1
{
list_water1[i].Update(gameTime);
}
else
{
list_water1[i].Update(gameTime);
if (list_water1[i].position.X < -50 || list_water1[i].position.Y < -50)
{
list_water1.Remove(list_water1[i--]);
}
}
}
if (waterloop_elapsed > waterloop_dur)
{
sm.waterloop.Play(0.1f, 0f, 0f);
waterloop_elapsed = 0;
}
WaterBallWave(gameTime);
lightning.Update(gameTime);
WaterSlow(gameTime);
}
sm.Update(gameTime);
for (i = 0; i < list_water1.Count(); i++)
{
if (p.boundingBox.Intersects(list_water1[i].boundingBox)) // kiểm tra va chạm của water1 so với player
{
gameState = State.Gameover;
}
}
// kiểm tra va chạm của các water_orb
for (i = 0; i < list_water_orb.Count(); i++)
{
if (p.boundingBox.Intersects(list_water_orb[i].boundingBox))
{
if (p.isShielded) // kiểm tra nếu player có khiên hay không
{
list_water_orb.RemoveAt(i--); // làm mất water orb
p.isShielded = false; // phá vỡ khiên
}
else
{
gameState = State.Gameover; // nếu không thì game over
}
}
else
if (list_water_orb[i].phase == Water_Orb.endPhase) // xoá water_orb khi vào phase cuối
{
list_water_orb.Remove(list_water_orb[i]);
i--;
}
}
p.Update(gameTime);
//hud.Update(gameTime);
break;
}
case State.Menu:
{
if (f_menu)
{
sm.MenuSound.Play();
f_menu = false;
}
frame_time = gameTime.ElapsedGameTime.Milliseconds / 1000.0;
// update mouse variables
MouseState mouse_state = Mouse.GetState();
mx = mouse_state.X;
my = mouse_state.Y;
prev_mpressed = mpressed;
mpressed = mouse_state.LeftButton == ButtonState.Pressed;
update_buttons();
KeyboardState keyState = Keyboard.GetState();
if (keyState.IsKeyDown(Keys.Enter))
{
sm.Play(sm.gameStart);
//sm.gameStart.Play();
gameState = State.Playing;
f_menu = true;
}
break;
}
case State.Gameover:
{
KeyboardState keyState = Keyboard.GetState();
if (f_gameover)
{
sm.Done.Play();
}
f_gameover = false;
if (keyState.IsKeyDown(Keys.Escape))
{
reset();
f_gameover = true;
gameState = State.Menu;
}
if (keyState.IsKeyDown(Keys.Enter))
{
reset();
f_gameover = true;
sm.gameStart.Play();
gameState = State.Playing;
}
break;
}
case State.Guide:
{
frame_time = gameTime.ElapsedGameTime.Milliseconds / 1000.0;
// update mouse variables
MouseState mouse_state = Mouse.GetState();
mx = mouse_state.X;
my = mouse_state.Y;
prev_mpressed = mpressed;
mpressed = mouse_state.LeftButton == ButtonState.Pressed;
update_buttons();
break;
}
}
base.Update(gameTime);
}
