From 567c422f8cd42eba2437f9a8c2522716a1649be7 Mon Sep 17 00:00:00 2001
From: hazel <hazel@hazelthats.me>
Date: Mon, 26 Jan 2026 22:04:39 +0100
Subject: celesteia archive, last updated april 9th 2024

Signed-off-by: hazel <hazel@hazelthats.me>
---
 source/ui/UI.cs | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 source/ui/UI.cs

(limited to 'source/ui/UI.cs')

diff --git a/source/ui/UI.cs b/source/ui/UI.cs
new file mode 100644
index 0000000..39f4136
--- /dev/null
+++ b/source/ui/UI.cs
@@ -0,0 +1,81 @@
+using Celesteia.Resources.Management;
+using Celesteia.UI.Properties;
+using Microsoft.Xna.Framework;
+using Microsoft.Xna.Framework.Graphics;
+using MonoGame.Extended.TextureAtlases;
+
+namespace Celesteia {
+    public static class UIReferences {
+        public static GameWindow gameWindow;
+        public static bool GUIEnabled = true;
+        public static int Scaling = 3;
+    }
+
+    public static class TextUtilities {
+        public static void DrawAlignedText(SpriteBatch spriteBatch, Rectangle rect, FontType font, string text, Color color, TextAlignment textAlignment, float targetSize) {
+            // Credit for text alignment: https://stackoverflow.com/a/10263903
+
+            // Measure the text's size from the sprite font.
+            Vector2 size = font.Font.MeasureString(text);
+            
+            // Get the origin point at the center.
+            Vector2 origin = 0.5f * size;
+
+            if (textAlignment.HasFlag(TextAlignment.Left))
+                origin.X += rect.Width / 2f - size.X / 2f;
+
+            if (textAlignment.HasFlag(TextAlignment.Right))
+                origin.X -= rect.Width / 2f - size.X / 2f;
+
+            if (textAlignment.HasFlag(TextAlignment.Top))
+                origin.Y += rect.Height / 2f - size.Y / 2f;
+
+            if (textAlignment.HasFlag(TextAlignment.Bottom))
+                origin.Y -= rect.Height / 2f - size.Y / 2f;
+
+            spriteBatch.DrawString(font.Font, text, new Vector2(rect.Center.X, rect.Center.Y), color, 0f, origin, font.Scale(targetSize), SpriteEffects.None, 0f);
+        }
+
+        public static void DrawAlignedText(SpriteBatch spriteBatch, Rectangle rect, TextProperties textProperties) {
+            DrawAlignedText(spriteBatch, rect, textProperties.GetFont(), textProperties.GetText(), textProperties.GetColor(), textProperties.GetAlignment(), textProperties.GetFontSize());
+        }
+    }
+
+    public static class ImageUtilities {
+        private static int xLeft(Rectangle rectangle, int patchSize) => rectangle.X;
+        private static int xMiddle(Rectangle rectangle, int patchSize) => rectangle.X + (patchSize * UIReferences.Scaling);
+        private static int xRight(Rectangle rectangle, int patchSize) => rectangle.X + rectangle.Width - (patchSize * UIReferences.Scaling);
+        private static int yTop(Rectangle rectangle, int patchSize) => rectangle.Y;
+        private static int yMiddle(Rectangle rectangle, int patchSize) => rectangle.Y + (patchSize * UIReferences.Scaling);
+        private static int yBottom(Rectangle rectangle, int patchSize) => rectangle.Y + rectangle.Height - (patchSize * UIReferences.Scaling);
+
+        public static void DrawPatched(SpriteBatch spriteBatch, Rectangle rectangle, TextureAtlas patches, int patchSize, Color color) {
+            int y;
+            int scaled = patchSize * UIReferences.Scaling;
+
+            // Top
+            y = yTop(rectangle, patchSize);
+            {
+                spriteBatch.Draw(patches.GetRegion(0), new Rectangle(xLeft(rectangle, patchSize), y, scaled, scaled), color); // Top left
+                spriteBatch.Draw(patches.GetRegion(1), new Rectangle(xMiddle(rectangle, patchSize), y, rectangle.Width - (2 * scaled), scaled), color); // Top center
+                spriteBatch.Draw(patches.GetRegion(2), new Rectangle(xRight(rectangle, patchSize), y, scaled, scaled), color); // Top right
+            }
+
+            // Center
+            y = yMiddle(rectangle, patchSize);
+            {
+                spriteBatch.Draw(patches.GetRegion(3), new Rectangle(xLeft(rectangle, patchSize), y, scaled, rectangle.Height - (2 * scaled)), color); // Left center
+                spriteBatch.Draw(patches.GetRegion(4), new Rectangle(xMiddle(rectangle, patchSize), y, rectangle.Width - (2 * scaled), rectangle.Height - (2 * scaled)), color); // Center
+                spriteBatch.Draw(patches.GetRegion(5), new Rectangle(xRight(rectangle, patchSize), y, scaled, rectangle.Height - (2 * scaled)), color); // Right center
+            }
+
+            // Bottom
+            y = yBottom(rectangle, patchSize);
+            {
+                spriteBatch.Draw(patches.GetRegion(6), new Rectangle(xLeft(rectangle, patchSize), y, scaled, scaled), color); // Bottom left
+                spriteBatch.Draw(patches.GetRegion(7), new Rectangle(xMiddle(rectangle, patchSize), y, rectangle.Width - (2 * scaled), scaled), color); // Bottom center
+                spriteBatch.Draw(patches.GetRegion(8), new Rectangle(xRight(rectangle, patchSize), y, scaled, scaled), color); // Bottom right
+            }
+        }
+    }
+}
\ No newline at end of file
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