Message Config - ability to toggle the "stacking" effect on general OSD messages

BizHawk.MultiClient/Config.cs

@@ -156,6 +156,7 @@ namespace BizHawk.MultiClient
 		public string FFMpegPath = "%exe%/ffmpeg.exe";
 
 		// General Client Settings
+		public bool StackOSDMessages = true;
 		public int TargetZoomFactor = 2;
 		public int TargetDisplayFilter = 0;
 		public bool AutoLoadMostRecentRom = false;

BizHawk.MultiClient/DisplayManager/DisplayManager.cs

@@ -388,6 +388,8 @@ namespace BizHawk.MultiClient
 			{
 				messages.RemoveAll(m => DateTime.Now > m.ExpireAt);
 				int line = 1;
+				if (Global.Config.StackOSDMessages)
+				{
 					for (int i = messages.Count - 1; i >= 0; i--, line++)
 					{
 						float x = GetX(g, Global.Config.DispMessagex, Global.Config.DispMessageanchor, MessageFont, messages[i].Message);
@@ -398,11 +400,32 @@ namespace BizHawk.MultiClient
 						}
 						else
 						{
-						y -= ((line -1) * 18);
+							y -= ((line - 1) * 18);
 						}
 						g.DrawString(messages[i].Message, MessageFont, Color.Black, x + 2, y + 2);
 						g.DrawString(messages[i].Message, MessageFont, FixedMessagesColor, x, y);
 					}
+				}
+				else
+				{
+					if (messages.Count > 0)
+					{
+						int i = messages.Count - 1;
+						
+						float x = GetX(g, Global.Config.DispMessagex, Global.Config.DispMessageanchor, MessageFont, messages[i].Message);
+						float y = GetY(g, Global.Config.DispMessagey, Global.Config.DispMessageanchor, MessageFont, messages[i].Message);
+						if (Global.Config.DispMessageanchor < 2)
+						{
+							y += ((line - 1) * 18);
+						}
+						else
+						{
+							y -= ((line - 1) * 18);
+						}
+						g.DrawString(messages[i].Message, MessageFont, Color.Black, x + 2, y + 2);
+						g.DrawString(messages[i].Message, MessageFont, FixedMessagesColor, x, y);
+					}
+				}
 
 				for (int x = 0; x < GUITextList.Count; x++)
 				{

BizHawk.MultiClient/config/MessageConfig.Designer.cs

@@ -77,6 +77,7 @@
 			this.AlertColorDialog = new System.Windows.Forms.ColorDialog();
 			this.LInputColorDialog = new System.Windows.Forms.ColorDialog();
 			this.MovieInputColorDialog = new System.Windows.Forms.ColorDialog();
+			this.StackMessagesCheckbox = new System.Windows.Forms.CheckBox();
 			this.MessageTypeBox.SuspendLayout();
 			this.groupBox2.SuspendLayout();
 			((System.ComponentModel.ISupportInitialize)(this.XNumeric)).BeginInit();
@@ -617,6 +618,16 @@
 			// 
 			this.MovieInputColorDialog.FullOpen = true;
 			// 
+			// StackMessagesCheckbox
+			// 
+			this.StackMessagesCheckbox.AutoSize = true;
+			this.StackMessagesCheckbox.Location = new System.Drawing.Point(195, 411);
+			this.StackMessagesCheckbox.Name = "StackMessagesCheckbox";
+			this.StackMessagesCheckbox.Size = new System.Drawing.Size(105, 17);
+			this.StackMessagesCheckbox.TabIndex = 7;
+			this.StackMessagesCheckbox.Text = "Stack Messages";
+			this.StackMessagesCheckbox.UseVisualStyleBackColor = true;
+			// 
 			// MessageConfig
 			// 
 			this.AcceptButton = this.OK;
@@ -624,6 +635,7 @@
 			this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
 			this.CancelButton = this.Cancel;
 			this.ClientSize = new System.Drawing.Size(612, 469);
+			this.Controls.Add(this.StackMessagesCheckbox);
 			this.Controls.Add(this.ResetDefaultsButton);
 			this.Controls.Add(this.Cancel);
 			this.Controls.Add(this.groupBox2);
@@ -645,6 +657,7 @@
 			this.PositionGroupBox.ResumeLayout(false);
 			this.PositionGroupBox.PerformLayout();
 			this.ResumeLayout(false);
+			this.PerformLayout();
 
         }
 
@@ -699,5 +712,6 @@
 		private System.Windows.Forms.ColorDialog MovieInputColorDialog;
 		private System.Windows.Forms.Label MultitrackLabel;
 		private System.Windows.Forms.RadioButton MultitrackRadio;
+		private System.Windows.Forms.CheckBox StackMessagesCheckbox;
     }
 }

BizHawk.MultiClient/config/MessageConfig.cs

@@ -64,6 +64,7 @@ namespace BizHawk.MultiClient
 			MovieInputColorDialog.Color = Color.FromArgb(MovieInput);
 			SetColorBox();
 			SetPositionInfo();
+			StackMessagesCheckbox.Checked = Global.Config.StackOSDMessages;
 		}
 
 		private void SetMaxXY()
@@ -209,6 +210,8 @@ namespace BizHawk.MultiClient
 			Global.Config.DispRecanchor = DispRecanchor;
 			Global.Config.DispMultianchor = DispMultiAnchor;
 			Global.Config.DispMessageanchor = DispMessageAnchor;
+
+			Global.Config.StackOSDMessages = StackMessagesCheckbox.Checked;
 		}
 
 		private void OK_Click(object sender, EventArgs e)
@@ -443,6 +446,8 @@ namespace BizHawk.MultiClient
 			SetMaxXY();
 			SetColorBox();
 			SetPositionInfo();
+
+			StackMessagesCheckbox.Checked = Global.Config.StackOSDMessages = true;
 		}
 
 		private void SetAnchorValue(int value)