Revert "- Rename src to _src"

This reverts commit 441a8b00cc.

src/DesktopMagicPluginAPI/IPluginData.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Drawing;
+
+namespace DesktopMagicPluginAPI
+{
+    /// <summary>
+    ///  Defines properties and methods that provide information about the main application.
+    /// </summary>
+    public interface IPluginData
+    {
+        /// <summary>
+        /// Gets the current font of the current theme.
+        /// </summary>
+        [Obsolete("Use the \"Theme\" property instead")]
+        string Font { get; }
+
+        /// <summary>
+        /// Gets the current color of the current theme.
+        /// </summary>
+        [Obsolete("Use the \"Theme\" property instead")]
+        Color Color { get; }
+
+        /// <summary>
+        /// Gets the current theme setting of the main application.
+        /// </summary>
+        ITheme Theme { get; }
+
+        /// <summary>
+        /// Gets the window size of the plugin window.
+        /// </summary>
+        Size WindowSize { get; }
+
+        /// <summary>
+        /// Gets the window position of the plugin window.
+        /// </summary>
+        Point WindowPosition { get; }
+
+        /// <summary>
+        /// Gets the name of the plugin.
+        /// </summary>
+        string PluginName { get; }
+
+        /// <summary>
+        /// Gets the path of the parent directory of the plugin.
+        /// </summary>
+        string PluginPath { get; }
+
+        /// <summary>
+        /// Updates the plugin window.
+        /// </summary>
+        void UpdateWindow();
+    }
+}