repo creation with initial code after cloning public repo

2026-02-19 07:36:25 -05:00
commit 460884fea3
2860 changed files with 650825 additions and 0 deletions
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+using System;
+
+namespace MediaBrowser.Model.Drawing
+{
+    /// <summary>
+    /// Class DrawingUtils.
+    /// </summary>
+    public static class DrawingUtils
+    {
+        /// <summary>
+        /// Resizes a set of dimensions.
+        /// </summary>
+        /// <param name="size">The original size object.</param>
+        /// <param name="width">A new fixed width, if desired.</param>
+        /// <param name="height">A new fixed height, if desired.</param>
+        /// <param name="maxWidth">A max fixed width, if desired.</param>
+        /// <param name="maxHeight">A max fixed height, if desired.</param>
+        /// <returns>A new size object.</returns>
+        public static ImageDimensions Resize(
+            ImageDimensions size,
+            int width,
+            int height,
+            int maxWidth,
+            int maxHeight)
+        {
+            int newWidth = size.Width;
+            int newHeight = size.Height;
+
+            if (width > 0 && height > 0)
+            {
+                newWidth = width;
+                newHeight = height;
+            }
+            else if (height > 0)
+            {
+                newWidth = GetNewWidth(newHeight, newWidth, height);
+                newHeight = height;
+            }
+            else if (width > 0)
+            {
+                newHeight = GetNewHeight(newHeight, newWidth, width);
+                newWidth = width;
+            }
+
+            if (maxHeight > 0 && maxHeight < newHeight)
+            {
+                newWidth = GetNewWidth(newHeight, newWidth, maxHeight);
+                newHeight = maxHeight;
+            }
+
+            if (maxWidth > 0 && maxWidth < newWidth)
+            {
+                newHeight = GetNewHeight(newHeight, newWidth, maxWidth);
+                newWidth = maxWidth;
+            }
+
+            return new ImageDimensions(newWidth, newHeight);
+        }
+
+        /// <summary>
+        /// Scale down to fill box.
+        /// Returns original size if both width and height are null or zero.
+        /// </summary>
+        /// <param name="size">The original size object.</param>
+        /// <param name="fillWidth">A new fixed width, if desired.</param>
+        /// <param name="fillHeight">A new fixed height, if desired.</param>
+        /// <returns>A new size object or size.</returns>
+        public static ImageDimensions ResizeFill(
+            ImageDimensions size,
+            int? fillWidth,
+            int? fillHeight)
+        {
+            // Return original size if input is invalid.
+            if ((fillWidth is null || fillWidth == 0)
+                && (fillHeight is null || fillHeight == 0))
+            {
+                return size;
+            }
+
+            if (fillWidth is null || fillWidth == 0)
+            {
+                fillWidth = 1;
+            }
+
+            if (fillHeight is null || fillHeight == 0)
+            {
+                fillHeight = 1;
+            }
+
+            double widthRatio = size.Width / (double)fillWidth;
+            double heightRatio = size.Height / (double)fillHeight;
+            double scaleRatio = Math.Min(widthRatio, heightRatio);
+
+            // Clamp to current size.
+            if (scaleRatio < 1)
+            {
+                return size;
+            }
+
+            int newWidth = Convert.ToInt32(Math.Ceiling(size.Width / scaleRatio));
+            int newHeight = Convert.ToInt32(Math.Ceiling(size.Height / scaleRatio));
+
+            return new ImageDimensions(newWidth, newHeight);
+        }
+
+        /// <summary>
+        /// Gets the new width.
+        /// </summary>
+        /// <param name="currentHeight">Height of the current.</param>
+        /// <param name="currentWidth">Width of the current.</param>
+        /// <param name="newHeight">The new height.</param>
+        /// <returns>The new width.</returns>
+        private static int GetNewWidth(int currentHeight, int currentWidth, int newHeight)
+            => Convert.ToInt32((double)newHeight / currentHeight * currentWidth);
+
+        /// <summary>
+        /// Gets the new height.
+        /// </summary>
+        /// <param name="currentHeight">Height of the current.</param>
+        /// <param name="currentWidth">Width of the current.</param>
+        /// <param name="newWidth">The new width.</param>
+        /// <returns>System.Double.</returns>
+        private static int GetNewHeight(int currentHeight, int currentWidth, int newWidth)
+            => Convert.ToInt32((double)newWidth / currentWidth * currentHeight);
+    }
+}