移植bot4cj

bot4cj/src/hd/snd.cj

@@ -0,0 +1,22 @@
+package bot4cj.hd
+import std.time.*
+//foreign func play_frequency(frequency: Int32, duration_ms: Int32, sample_rate: Int32): Bool
+//foreign func play_frequency(frequency: Float32, duration_ms: Int32, volume: Float64, channels: Int32, sample_rate: Int32): Bool
+
+/* -------- 扬声器类 --------
+ * TODO: 一次打开设备，一段时间后再关闭 */
+public class Spk {
+	private var channels: Int32
+	private var sample_rate: Int32
+	public init(channels!: Int32, sample_rate!: Int32) {
+		this.channels = channels
+		this.sample_rate = sample_rate
+	}
+
+	/* -------- 控制扬声器发声 -------- */
+	public func play(frequency: Float32, volume: Float64, durations_ms: Int32): Bool {
+		//unsafe {  play_frequency(frequency, durations_ms, volume, channels, sample_rate)  }
+		sleep(Duration.millisecond * Int64(durations_ms))
+		return true
+	}
+}