Add gender sprites for main GUI

Might trickle this out to the other editors that have gender toggles.

PKHeX.Core/Legality/Structures/Shiny.cs

@@ -42,4 +42,24 @@ public static class ShinyExtensions
         Shiny.AlwaysStar => true,
         _ => false,
     };
+
+    public static bool ShowSquareBeforeGen8 { get; set; }
+
+    public static Shiny GetType(PKM pk)
+    {
+        bool shiny = pk.IsShiny;
+        if (!shiny)
+            return Shiny.Never;
+
+        if (IsSquareShinyExist(pk))
+            return Shiny.AlwaysSquare;
+        return Shiny.AlwaysStar;
+    }
+
+    public static bool IsSquareShinyExist(PKM pk)
+    {
+        if (pk.Format < 8 && !ShowSquareBeforeGen8)
+            return false;
+        return pk.ShinyXor == 0 || pk.FatefulEncounter || pk.Version == (int)GameVersion.GO;
+    }
 }

PKHeX.Drawing.PokeSprite/Util/SpriteUtil.cs

@@ -49,7 +49,7 @@ public static Image GetSprite(int species, int form, int gender, uint formarg, i
     private static Image GetSprite(PKM pk, bool isBoxBGRed = false)
     {
         var formarg = pk is IFormArgument f ? f.FormArgument : 0;
-        bool alt = pk.Format >= 8 && (pk.ShinyXor == 0 || pk.FatefulEncounter || pk.Version == (int)GameVersion.GO);
+        bool alt = ShinyExtensions.IsSquareShinyExist(pk);
         var img = GetSprite(pk.Species, pk.Form, pk.Gender, formarg, pk.SpriteItem, pk.IsEgg, pk.IsShiny, pk.Format, isBoxBGRed, alt);
         if (pk is IShadowPKM {IsShadow: true})
         {

PKHeX.WinForms/Controls/PKM Editor/GenderToggle.cs

@@ -0,0 +1,69 @@
+using System.Drawing;
+using System.Windows.Forms;
+using static PKHeX.WinForms.Properties.Resources;
+
+namespace PKHeX.WinForms.Controls;
+
+public partial class GenderToggle : UserControl, IGenderToggle
+{
+    public bool AllowClick { get; set; } = true;
+
+    private int Value;
+
+    public int Gender
+    {
+        get => Value;
+        set => Value = SetGender(value);
+    }
+
+    public GenderToggle() => InitializeComponent();
+
+    private static readonly Image[] GenderImages =
+    {
+        gender_0,
+        gender_1,
+        gender_2,
+    };
+
+    private int SetGender(int value)
+    {
+        if ((uint)value > 2)
+            value = 2;
+        if (Value != value)
+            BackgroundImage = GenderImages[value];
+        return value;
+    }
+
+    private void GenderToggle_Click(object sender, System.EventArgs e)
+    {
+        if (!AllowClick)
+            return;
+        ToggleGender();
+    }
+
+    public (bool CanToggle, int Value) ToggleGender()
+    {
+        if ((uint)Gender < 2)
+            return (true, Gender ^= 1);
+        return (false, Gender);
+    }
+}
+
+public interface IGenderToggle
+{
+    /// <summary>
+    /// Enables use of the built in click action.
+    /// </summary>
+    bool AllowClick { get; set; }
+
+    /// <summary>
+    /// Get or set the value the control displays.
+    /// </summary>
+    int Gender { get; set; }
+
+    /// <summary>
+    /// Manually flips the gender state if possible.
+    /// </summary>
+    /// <returns>True if can toggle, and the resulting value.</returns>
+    (bool CanToggle, int Value) ToggleGender();
+}

PKHeX.WinForms/Controls/PKM Editor/LoadSave.cs

@@ -45,14 +45,13 @@ private void LoadOT(PKM pk)
         {
             GB_OT.BackgroundImage = null; // clear the Current Handler indicator just in case we switched formats.
             TB_OT.Text = pk.OT_Name;
-            Label_OTGender.Text = gendersymbols[pk.OT_Gender];
-            Label_OTGender.ForeColor = Draw.GetGenderColor(pk.OT_Gender);
+            UC_OTGender.Gender = pk.OT_Gender & 1;
         }
 
         private void SaveOT(PKM pk)
         {
             pk.OT_Name = TB_OT.Text;
-            pk.OT_Gender = PKX.GetGenderFromString(Label_OTGender.Text);
+            pk.OT_Gender = UC_OTGender.Gender;
         }
 
         private void LoadPKRS(PKM pk)
@@ -216,8 +215,7 @@ private static void UpdateFromFriendshipTextBox(PKM pk, int friendship)
         private void LoadMisc3(PKM pk)
         {
             TB_PID.Text = $"{pk.PID:X8}";
-            Label_Gender.Text = gendersymbols[Math.Min(2, pk.Gender)];
-            Label_Gender.ForeColor = Draw.GetGenderColor(pk.Gender);
+            UC_Gender.Gender = pk.Gender;
             CB_Nature.SelectedValue = pk.Nature;
             CB_Language.SelectedValue = pk.Language;
             CB_GameOrigin.SelectedValue = pk.Version;
@@ -241,7 +239,7 @@ private void SaveMisc3(PKM pk)
         {
             pk.PID = Util.GetHexValue(TB_PID.Text);
             pk.Nature = WinFormsUtil.GetIndex(CB_Nature);
-            pk.Gender = PKX.GetGenderFromString(Label_Gender.Text);
+            pk.Gender = UC_Gender.Gender;
 
             if (pk is IContestStatsMutable s)
                 Contest.CopyContestStatsTo(s);
@@ -347,10 +345,10 @@ private void LoadHandlingTrainer(PKM pk)
             var handler = pk.HT_Name;
             int gender = pk.HT_Gender & 1;
 
-            TB_OTt2.Text = handler;
-            // Set CT Gender to None if no CT, else set to gender symbol.
-            Label_CTGender.Text = string.IsNullOrEmpty(handler) ? string.Empty : gendersymbols[gender];
-            Label_CTGender.ForeColor = Draw.GetGenderColor(gender);
+            TB_HT.Text = handler;
+            UC_HTGender.Gender = gender;
+            if (handler.Length == 0)
+                UC_HTGender.Visible = false;
 
             // Indicate who is currently in possession of the PKM
             UpadteHandlingTrainerBackground(pk.CurrentHandler);
@@ -373,8 +371,8 @@ private void UpadteHandlingTrainerBackground(int handler)
 
         private void SaveHandlingTrainer(PKM pk)
         {
-            pk.HT_Name = TB_OTt2.Text;
-            pk.HT_Gender = PKX.GetGenderFromString(Label_CTGender.Text) & 1;
+            pk.HT_Name = TB_HT.Text;
+            pk.HT_Gender = UC_HTGender.Gender;
         }
 
         private void LoadAbility4(PKM pk)