添加对 Core 的直接引用

RhythmBaseCore/Events/SetCrotchetsPerBar.cs

@@ -0,0 +1,61 @@
+namespace RhythmBase.Events
+{
+	/// <summary>
+	/// Represents an event to set the number of crotchets per bar.
+	/// </summary>
+	public class SetCrotchetsPerBar : BaseEvent, IBarBeginningEvent
+	{
+		/// <summary>
+		/// Initializes a new instance of the <see cref="SetCrotchetsPerBar"/> class.
+		/// </summary>
+		public SetCrotchetsPerBar()
+		{
+			_crotchetsPerBar = 7U;
+			Type = EventType.SetCrotchetsPerBar;
+			Tab = Tabs.Sounds;
+		}
+
+		/// <summary>
+		/// Gets the type of the event.
+		/// </summary>
+		public override EventType Type { get; }
+
+		/// <summary>
+		/// Gets the tab associated with the event.
+		/// </summary>
+		public override Tabs Tab { get; }
+
+		/// <summary>
+		/// Gets or sets the visual beat multiplier.
+		/// </summary>
+		/// <exception cref="OverflowException">Thrown when the value is less than 1.</exception>
+		public float VisualBeatMultiplier { get; set; } = 1;
+
+		/// <summary>
+		/// Gets or sets the number of crotchets per bar.
+		/// </summary>
+		public uint CrotchetsPerBar
+		{
+			get => (uint)(_crotchetsPerBar + 1);
+			set
+			{
+				_crotchetsPerBar = checked((uint)(unchecked((ulong)value) - 1UL));
+				if (_beat._calculator != null)
+				{
+					Beat += 0f;
+				}
+			}
+		}
+
+		/// <summary>
+		/// Returns a string that represents the current object.
+		/// </summary>
+		/// <returns>A string that represents the current object.</returns>
+		public override string ToString() => base.ToString() + $" CPB:{_crotchetsPerBar + 1}";
+
+		/// <summary>
+		/// The number of crotchets per bar.
+		/// </summary>
+		protected internal uint _crotchetsPerBar;
+	}
+}