Class: AudioManager
Manages audio playback for the game, including music and sound effects. It interfaces with an AssetLoader to get audio data and an optional EventManager for audio-related events.
Source: core/AudioManager.js, line 12
Constructor
new AudioManager(assetLoader, eventManager)
Creates an instance of AudioManager.
Parameters:
| Name | Type | Default | Description |
|---|---|---|---|
assetLoader | AssetLoader | An instance of AssetLoader to load audio assets. | |
eventManager | EventManager | null | An optional instance of EventManager. |
Source: core/AudioManager.js, line 12
Methods
destroy()
Call this when the engine is shutting down. This method typically handles cleanup, such as stopping all audio and releasing resources.
Source: core/AudioManager.js, line 317
pauseAll()
Pauses the AudioContext (suspends all audio). This is useful for when the game is paused or loses focus.
Source: core/AudioManager.js, line 228
playMusic(assetName, loop?, volume?, fadeInDuration?)
Plays background music. Stops any currently playing music.
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
assetName | string | The name of the pre-loaded audio asset (AudioBuffer). | ||
loop | boolean | optional | true | Whether the music should loop. |
volume | number | optional | 1.0 | Volume for this music track (0-1), relative to the global musicVolume. |
fadeInDuration | number | optional | 0 | Duration in seconds for a fade-in effect. |
Source: core/AudioManager.js, line 127
playSoundEffect(assetName, volume?, playbackRate?, startTime?)
Plays a sound effect.
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
assetName | string | The name of the pre-loaded audio asset (AudioBuffer). | ||
volume | number | optional | 1.0 | Volume for this specific sound (0-1), relative to the global sfxVolume. |
playbackRate | number | optional | 1.0 | Speed of playback. |
startTime | number | optional | 0 | Offset in seconds to start playing from. |
Returns: AudioBufferSourceNode | null The created source node, or null if the sound cannot be played (e.g., asset not found or audio context issue).
Source: core/AudioManager.js, line 90
resumeAll()
Resumes the AudioContext (resumes all audio). Needs user interaction to start/resume AudioContext if it was suspended by browser policy (e.g., after a page load before any user click).
Source: core/AudioManager.js, line 240
stopMusic(fadeOutDuration?)
Stops the currently playing background music.
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
fadeOutDuration | number | optional | 0 | Duration in seconds for a fade-out effect. |
Source: core/AudioManager.js, line 175