+ plugins project

1 files changed, 82 insertions, 0 deletions

diff --git a/Plugins/MonoGame.Extended/source/MonoGame.Extended.Gui/Controls/ContentControl.cs b/Plugins/MonoGame.Extended/source/MonoGame.Extended.Gui/Controls/ContentControl.cs
new file mode 100644
index 0000000..932f8e4
--- /dev/null
+++ b/Plugins/MonoGame.Extended/source/MonoGame.Extended.Gui/Controls/ContentControl.cs
@@ -0,0 +1,82 @@
+using System.Collections.Generic;
+using Microsoft.Xna.Framework;
+
+namespace MonoGame.Extended.Gui.Controls
+{
+    public class ContentControl : Control
+    {
+        private bool _contentChanged = true;
+
+        private object _content;
+        public object Content
+        {
+            get => _content;
+            set
+            {
+                if (_content != value)
+                {
+                    _content = value;
+                    _contentChanged = true;
+                }
+            }
+        }
+
+        public override IEnumerable<Control> Children
+        {
+            get
+            {
+                if (Content is Control control)
+                    yield return control;
+            }
+        }
+
+        public bool HasContent => Content == null;
+
+        public override void InvalidateMeasure()
+        {
+            base.InvalidateMeasure();
+            _contentChanged = true;
+        }
+
+        public override void Update(IGuiContext context, float deltaSeconds)
+        {
+            if (_content is Control control && _contentChanged)
+            {
+                control.Parent = this;
+                control.ActualSize = ContentRectangle.Size;
+                control.Position = new Point(Padding.Left, Padding.Top);
+                control.InvalidateMeasure();
+                _contentChanged = false;
+            }
+        }
+
+        public override void Draw(IGuiContext context, IGuiRenderer renderer, float deltaSeconds)
+        {
+            base.Draw(context, renderer, deltaSeconds);
+
+            if (Content is Control control)
+            {
+                control.Draw(context, renderer, deltaSeconds);
+            }
+            else
+            {
+                var text = Content?.ToString();
+                var textInfo = GetTextInfo(context, text, ContentRectangle, HorizontalTextAlignment, VerticalTextAlignment);
+
+                if (!string.IsNullOrWhiteSpace(textInfo.Text))
+                    renderer.DrawText(textInfo.Font, textInfo.Text, textInfo.Position + TextOffset, textInfo.Color, textInfo.ClippingRectangle);
+            }
+        }
+
+        public override Size GetContentSize(IGuiContext context)
+        {
+            if (Content is Control control)
+                return control.CalculateActualSize(context);
+
+            var text = Content?.ToString();
+            var font = Font ?? context.DefaultFont;
+            return (Size)font.MeasureString(text ?? string.Empty);
+        }
+    }
+
+}
\ No newline at end of file