/// <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)
{
float elapsedTime = (float)gameTime.ElapsedGameTime.Milliseconds / 1000.0f;
Input.GetInstance().Update();
Fader.GetInstance().Update(elapsedTime);
KeyboardState keyboardState = Keyboard.GetState();
GamePadState gamePadOneState = GamePad.GetState(PlayerIndex.One);
// Menu music playback handling:
// Play music in mainmenu, credits and info
// pause for start or gameplay
switch (this.currentGameState)
{
case GameState.Mainmenu:
case GameState.Info:
case GameState.Credits:
this.mainMenu.PlayMusic();
break;
case GameState.Start:
this.mainMenu.PauseMusic();
break;
}
// Allows the game to exit
if (Input.GetInstance().IsPressed(Buttons.Back) ||
(Input.GetInstance().IsPressed(Keys.Escape)))
{
//if (this.currentGameState != GameState.Start)
{
// If not in the MainMenu go there else goto Quit.
if (this.currentGameState != GameState.Mainmenu && this.currentGameState != GameState.Quit)
{
this.currentGameState = GameState.Mainmenu;
if (this.mapper != null)
{
Fader.GetInstance().Add(Fader.Fade.In, 1.0f);
this.mapper.Reset();
this.mapper = null;
}
}
else
{
this.currentGameState = GameState.Quit;
}
}
}
switch (this.currentGameState)
{
case GameState.Intro:
this.gameIntro.Update(gameTime);
if (this.gameIntro.Finished)
{
Fader.GetInstance().Add(Fader.Fade.In, 1.0f);
this.gameIntro = null; // Shown it, not needed anymore
this.currentGameState = GameState.Mainmenu; // and goto main menu.
}
break;
case GameState.Mainmenu:
this.currentGameState = this.mainMenu.Update(gameTime, this.currentGameState);
break;
case GameState.Start:
// Update StageChanger.
if (this.mapper == null)
{
this.mapper = new Mapper(this, XMLHandler.LoadXML <MapperData>(@"stages.xml"));
}
else
{
this.mapper.Update(gameTime);
if (this.mapper.GameCompleted)
{ // All game stages completed. Game finished. Last videos and cutscenes played. Goto Credits.
this.mapper.Reset();
this.currentGameState = GameState.Credits;
}
if (this.mapper.Quitted)
{ // Quitted from the gameplay or Map. goto mainmenu.
this.mapper.Reset();
this.currentGameState = GameState.Mainmenu;
}
}
break;
case GameState.Info:
// Info or instructions goes here:
if (this.info == null)
{
this.info = new Credits(this, "info");
}
if (this.info.Update(gameTime))
{
this.currentGameState = GameState.Mainmenu;
this.info = null;
}
break;
case GameState.Credits:
// Credits goes here:
if (credits == null)
{
credits = new Credits(this, "credits");
}
if (this.credits.Update(gameTime))
{
this.currentGameState = GameState.Mainmenu;
credits = null;
}
break;
case GameState.Quit:
// Exiting the game.
if (!this.quitFadeOutSet)
{
this.quitFadeOutSet = true;
Fader.GetInstance().Add(Fader.Fade.Out, 1.0f);
}
if (Fader.GetInstance().IsFadeFinished())
{
this.Exit();
}
break;
}
base.Update(gameTime);
}
public void Update(GameTime gameTime)
{
KeyboardState keyboardState = Keyboard.GetState();
GamePadState gamePadOneState = GamePad.GetState(PlayerIndex.One);
float elapsedTime = (float)gameTime.ElapsedGameTime.Milliseconds / 1000.0f;
// All game levels completed and cutscene videos played. Show total game time and exit the game stage changer.
if (this.stagesCompleted)
{
// Add Fade In and show the finishing aspects.
if (!this.stagesCompletedFadeInStarted)
{
this.stagesCompletedFadeInStarted = true;
Fader.GetInstance().Add(Fader.Fade.In, 1);
}
// Finish the whole game and return to credits/main menu after
// space is pressed or timer triggered.
if (this.gameCompletionTimer.GetIsTriggered(elapsedTime) ||
Input.GetInstance().IsPressed(Keys.Space))
{
this.gameCompleted = true;
}
return;
}
// If both map and cutsceneVideoFile are null load the currentStage to get things running
if (this.map == null && this.cutsceneVideoFile == null)
{
if (this.currentStage < this.mapperData.stages.Length)
{ // Uncompleted stages left, load next:
LoadStage(false);
}
else
{ // All stages completed, set bool.
this.stagesCompleted = true;
}
}
else
{
// MAP RELATED
if (this.map != null)
{
// Allows the game to exit
if (!map.Player.Alive && (keyboardState.IsKeyDown(Keys.Q) || (gamePadOneState.IsButtonDown(Buttons.Back) && gamePadOneState.IsButtonUp(Buttons.Back))))
{
this.quitted = true;
}
// Reset the current stage when showing the death screen and player presses Y-button/key
if (!map.Player.Alive && (keyboardState.IsKeyDown(Keys.Y) || gamePadOneState.IsButtonDown(Buttons.Y)))
{
LoadStage(false);
}
// Pausing and resuming the gameplay
if (map.Player.Alive)
{
if (Input.GetInstance().IsPressed(Keys.P) || Input.GetInstance().IsPressed(Buttons.Start))
{
if (map.Paused)
{
map.Resume();
}
else
{
map.Pause();
}
}
}
// If the map is completed / end condition(s) reached load next stage.
if (this.map.Completed)
{
if (this.totalGameTimeUpdated == false)
{
this.totalGameTime += this.map.CompletionTime;
this.totalGameTimeUpdated = true;
this.stageEndFadeOut = new Timer(stageChangerTimer.TriggerTime - 1.0f, false);
}
this.map.Player.Enabled = false;
if (this.stageEndFadeOut.GetIsTriggered(elapsedTime))
{
Fader.GetInstance().Add(Fader.Fade.Out, 1);
}
if (stageChangerTimer.GetIsTriggered(elapsedTime))
{
stageChangerTimer.Reset();
this.LoadStage(true);
}
}
// Map update - the game logics do their thingies!
if (this.map != null)
{
this.map.Update(gameTime);
}
} // MAP RELATED ENDS
// CUTSCENE VIDEO PLAYBACK RELATED STARTS
if (this.cutsceneVideoFile != null)
{
if (this.videoPlayer.State == MediaState.Stopped)
{
Console.WriteLine("Video playback stopped, load next stage.");
this.cutsceneVideoFile = null;
this.LoadStage(true);
}
if (this.videoPlayer.State == MediaState.Playing)
{
if (Input.GetInstance().IsPressed(Keys.Space) ||
Input.GetInstance().IsPressed(Buttons.A))
{
if (this.cutsceneSkipAttempt)
{
// Skipping the current video and moving to next stage.
this.cutsceneSkipAttempt = false;
this.videoPlayer.Stop(); // Stoping the video will move us forward in the stage changer.
this.cutsceneSkipAttemptTimer.Reset();
}
else
{
// First skip attempt shows only the text for skipping.
this.cutsceneSkipAttempt = true;
this.cutsceneSkipAttemptTimer.Reset();
}
}
if (this.cutsceneSkipAttemptTimer.GetIsTriggered(elapsedTime) && this.cutsceneSkipAttempt)
{ // Hide the skipping text if the skip-key is not pressed during the time period.
this.cutsceneSkipAttempt = false;
this.cutsceneSkipAttemptTimer.Reset();
}
}
}
// CUTSCENE VIDEO PLAYBACK RELATED ENDS
}
// Reset the current stage
if (keyboardState.IsKeyDown(Keys.R) || gamePadOneState.IsButtonDown(Buttons.BigButton))
{
LoadStage(false);
}
}