28 lines
688 B
Go
28 lines
688 B
Go
package audio
|
|
|
|
// Muter gates playback of a wrapped Engine. The mute state is a host concern:
|
|
// the engine state machine is unaware and both backends stay untouched
|
|
type Muter struct {
|
|
Engine
|
|
muted bool
|
|
}
|
|
|
|
func NewMuter(e Engine) *Muter { return &Muter{Engine: e} }
|
|
|
|
// Play forwards to the wrapped Engine unless gated. In-flight pw-play
|
|
// processes are not killed; effects are under 300ms
|
|
func (m *Muter) Play(fx Effect) {
|
|
if !m.muted {
|
|
m.Engine.Play(fx)
|
|
}
|
|
}
|
|
|
|
// Toggle flips the gate and reports the new muted state
|
|
func (m *Muter) Toggle() bool {
|
|
m.muted = !m.muted
|
|
return m.muted
|
|
}
|
|
|
|
// Muted reports whether playback is gated
|
|
func (m *Muter) Muted() bool { return m.muted }
|