feat: basic window resizing

Assets/Scenes/SampleScene.unity

@@ -679,6 +679,7 @@ GameObject:
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@@ -773,8 +774,19 @@ MonoBehaviour:
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-  modifierKey: 0
-  temporarilyDisableIfKeyPressed: 
+--- !u!114 &501733680
+MonoBehaviour:
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 --- !u!1 &902566661
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Assets/Scripts/View/DisplaySetup.cs

@@ -1,4 +1,4 @@
-#if !UNITY_EDITOR
+
 using SatorImaging.AppWindowUtility;
 using UnityEngine;
 
@@ -6,13 +6,14 @@ namespace View {
 	internal static class DisplaySetup {
 		[RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSplashScreen)]
 		private static void Setup() {
+#if !UNITY_EDITOR
 			AppWindowUtility.AlwaysOnTop = true;
 			AppWindowUtility.FrameVisibility = false;
 
 			//Vector2Int resolution = new(360, 640);
 			Vector2Int resolution = new(360, 540);
-			AppWindowUtility.ResizeWindowRelative(resolution.x, resolution.y);
+			AppWindowUtility.ResizeWindow(resolution.x, resolution.y);
+#endif
 		}
 	}
-}
-#endif
+}

Packages/AppWindowUtility/Runtime/AppWindowUtility.cs

@@ -67,8 +67,11 @@ namespace SatorImaging.AppWindowUtility
 
 
         public static bool WindowResizeSupported { get => platform?.WindowResizeSupported ?? false; }
-        public static void ResizeWindowRelative(int pixelX, int pixelY)
-            => platform?.ResizeWindowRelative(pixelX, pixelY);
+        public static void ResizeWindow(int pixelX, int pixelY)
+            => platform?.ResizeWindow(pixelX, pixelY);
+
+        public static void ResizeWindowRelative(float pixelX, float pixelY, Vector2 resizeDirection, float aspectRatio)
+            => platform?.ResizeWindowRelative(pixelX, pixelY, resizeDirection, aspectRatio);
 
 
 
@@ -106,9 +109,5 @@ namespace SatorImaging.AppWindowUtility
 
             }//set
         }//
-
-
-
-
     }//class
 }//namespace

Packages/AppWindowUtility/Runtime/IPlatformDependent.cs

@@ -1,4 +1,6 @@
-namespace SatorImaging.AppWindowUtility
+using UnityEngine;
+
+namespace SatorImaging.AppWindowUtility
 {
     public interface IPlatformDependent
     {
@@ -36,8 +38,8 @@
         void MoveWindow(int x, int y);
 
         bool WindowResizeSupported { get; }
-        public void ResizeWindowRelative(int relativeWidth, int relativeHeight);
-
+        public void ResizeWindow(int width, int height);
+        void ResizeWindowRelative(float deltaX, float deltaY, Vector2 resizeDirection, float aspectRatio);
     }//
 
 }//namespace

Packages/AppWindowUtility/Runtime/MouseButton.cs

@@ -0,0 +1,7 @@
+namespace SatorImaging.AppWindowUtility {
+	public enum MouseButton {
+		Left = 0,
+		Right = 1,
+		Middle = 2,
+	}
+}

Packages/AppWindowUtility/Runtime/MouseButton.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: d4a99a35048e47dd945227eb9f0d0c0b
+timeCreated: 1713211044

Packages/AppWindowUtility/Runtime/ResizeHelper.cs

@@ -0,0 +1,40 @@
+using System.Runtime.CompilerServices;
+using UnityEngine;
+
+namespace SatorImaging.AppWindowUtility {
+	public static class ResizeHelper {
+		public static Vector2 GetDirection(Vector2 mousePosition, Vector2 screenSize) {
+			float widthPercentage = mousePosition.x / screenSize.x;
+			float heightPercentage = mousePosition.y / screenSize.y;
+
+			const float marginHeightPercentage = 30f / 1920f;
+			const float marginWidthPercentage = 30f / 1280f;
+
+			if (widthPercentage < marginWidthPercentage) {
+				if (heightPercentage > 1 - marginHeightPercentage)
+					return new Vector2(-1, 1);
+				if (heightPercentage < marginHeightPercentage)
+					return new Vector2(-1, -1);
+
+				return new Vector2(-1, 0);
+			}
+
+			if (widthPercentage > 1 - marginWidthPercentage) {
+				if (heightPercentage > 1 - marginHeightPercentage)
+					return new Vector2(1, 1);
+				if (heightPercentage < marginHeightPercentage)
+					return new Vector2(1, -1);
+
+				return new Vector2(1, 0);
+			}
+
+			if (heightPercentage > 1 - marginHeightPercentage)
+				return new Vector2(0, 1);
+
+			if (heightPercentage < marginHeightPercentage)
+				return new Vector2(0, -1);
+
+			return Vector2.zero;
+		}
+	}
+}

Packages/AppWindowUtility/Runtime/ResizeHelper.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 4f5b1e31614e4b458c18c903a3934198
+timeCreated: 1713212603

Packages/AppWindowUtility/Runtime/WindowGrabber.cs

@@ -1,66 +1,39 @@
 using UnityEngine;
 using UnityEngine.EventSystems;
 
+namespace SatorImaging.AppWindowUtility {
+	public class WindowGrabber : MonoBehaviour {
+		public MouseButton mouseButton;
 
+		private bool _isDragging;
+		private Vector2 _targetPosition = Vector2.zero;
+		private Vector2 _resizeDirection = Vector2.zero;
 
-namespace SatorImaging.AppWindowUtility
-{
-    public class WindowGrabber : MonoBehaviour
-    {
-        public enum MouseButton
-        {
-            Left = 0,
-            Right = 1,
-            Middle = 2,
-        }
-        public MouseButton mouseButton;
-        public KeyCode modifierKey = KeyCode.None;
-        public KeyCode[] temporarilyDisableIfKeyPressed;
-
-
-        private bool isDragging = false;
-        Vector2 targetPosition = Vector2.zero;
-
-
-        void Update()
-        {
+		private void Update() {
 #if UNITY_EDITOR
-            if(isDragging.Equals(isDragging)) return; // to avoid CS0162 warning
+			if (_isDragging.Equals(_isDragging)) return; // to avoid CS0162 warning
 #endif
 
-            // do nothing if any uGUI is in use.
-            if (EventSystem.current?.currentSelectedGameObject) return;
+			if (EventSystem.current?.currentSelectedGameObject) return;
 
+			if (Input.GetMouseButtonUp((int)mouseButton)) _isDragging = false;
 
-            // initialize dragging state. don't check modifier key.
-            if (Input.GetMouseButtonUp((int)mouseButton)) isDragging = false;
+			if (Input.GetMouseButtonDown((int)mouseButton)) {
+				_targetPosition = Event.current.mousePosition;
+				_resizeDirection =
+					ResizeHelper.GetDirection(_targetPosition, new Vector2(Screen.width, Screen.height));
+				_isDragging = true;
+			}
 
-            // key check.
-            foreach (var k in temporarilyDisableIfKeyPressed) if (Input.GetKey(k)) return;
-            if (modifierKey != KeyCode.None && !Input.GetKey(modifierKey)) return;
-
-
-
-            if (Input.GetMouseButtonDown((int)mouseButton))
-            {
-                targetPosition = Event.current.mousePosition;
-                isDragging = true;
-            }
-
-            if (isDragging && Input.GetMouseButton((int)mouseButton))
-            {
-                // do NOT use Event.current.delta. it's sampled in local window coordinate.
-                // and moving window while mouse dragging changes coordinate sample by sample.
-                // just remove the gap between current mouse position and drag starting position.
-                AppWindowUtility.MoveWindowRelative(
-                    (int)(Event.current.mousePosition.x - targetPosition.x),
-                    (int)(Event.current.mousePosition.y - targetPosition.y)
-                );
-
-            }
-
-        }//
-
-
-    }//class
-}//namespace
+			if (_isDragging && Input.GetMouseButton((int)mouseButton) && _resizeDirection == Vector2.zero) {
+				// do NOT use Event.current.delta. it's sampled in local window coordinate.
+				// and moving window while mouse dragging changes coordinate sample by sample.
+				// just remove the gap between current mouse position and drag starting position.
+				AppWindowUtility.MoveWindowRelative(
+					(int)(Event.current.mousePosition.x - _targetPosition.x),
+					(int)(Event.current.mousePosition.y - _targetPosition.y)
+				);
+			}
+		}
+	}
+}

Packages/AppWindowUtility/Runtime/WindowResizer.cs

@@ -0,0 +1,49 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+namespace SatorImaging.AppWindowUtility {
+	public class WindowResizer : MonoBehaviour {
+		public MouseButton mouseButton;
+
+		private bool _isResizing;
+		private Vector2 _targetPosition = Vector2.zero;
+		private Vector2 _resizeDirection = Vector2.zero;
+
+		[SerializeField] private Vector2 aspectRatio = new(10, 15);
+
+		private void Update() {
+#if UNITY_EDITOR
+			if (_isResizing.Equals(_isResizing)) return; // to avoid CS0162 warning
+#endif
+
+			if (EventSystem.current?.currentSelectedGameObject) return;
+
+			if (Input.GetMouseButtonUp((int)mouseButton)) _isResizing = false;
+
+			if (Input.GetMouseButtonDown((int)mouseButton)) {
+				_targetPosition = Event.current.mousePosition;
+				_resizeDirection =
+					ResizeHelper.GetDirection(_targetPosition, new Vector2(Screen.width, Screen.height));
+				_isResizing = true;
+			}
+
+			if (_isResizing && Input.GetMouseButton((int)mouseButton) && _resizeDirection != Vector2.zero) {
+				float ratio = aspectRatio.x / aspectRatio.y;
+
+				Vector2 delta = new(
+					Event.current.mousePosition.x - _targetPosition.x,
+					Event.current.mousePosition.y - _targetPosition.y
+				);
+
+				AppWindowUtility.ResizeWindowRelative(delta.x, delta.y, _resizeDirection, ratio);
+
+				_targetPosition = Event.current.mousePosition;
+
+				if (_resizeDirection.x < 0)
+					_targetPosition.x -= delta.x;
+				if (_resizeDirection.y < 0)
+					_targetPosition.y -= delta.y;
+			}
+		}
+	}
+}

Packages/AppWindowUtility/Runtime/WindowResizer.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 0d779b53ae5c4644b516e84fdc31fcdc
+timeCreated: 1713211016

Packages/AppWindowUtility/Runtime/Windows/Windows.cs

@@ -273,7 +273,7 @@ namespace SatorImaging.AppWindowUtility
 
 
 
-        public void ResizeWindowRelative(int relativeWidth, int relativeHeight)
+        public void ResizeWindow(int width, int height)
         {
             if (AppWindowUtility.FullScreen) return;
 
@@ -282,12 +282,41 @@ namespace SatorImaging.AppWindowUtility
             WinApi.SetWindowPos(hWnd, IntPtr.Zero,
                 rect.left,
                 rect.top,
-                relativeWidth,
-                relativeHeight,
+                width,
+                height,
                 WinApi.SetWindowPosFlags.NoFlag //ApiWindows.SetWindowPosFlags.IgnoreMove
             );
 
-        }//
+        }
+
+        public void ResizeWindowRelative(float deltaX, float deltaY, Vector2 resizeDirection, float aspectRatio) {
+            if (AppWindowUtility.FullScreen) return;
+
+            WinApi.RECT rect;
+            WinApi.GetWindowRect(hWnd, out rect);
+
+            float resizeFactor = Mathf.Abs(resizeDirection.x) > Mathf.Abs(resizeDirection.y)
+                ? deltaX
+                : deltaY;
+
+            int x = rect.left;
+            int y = rect.top;
+            int width = (int)(rect.right - rect.left + resizeFactor);
+            //int height = (int)(rect.bottom - rect.top + deltaY);
+
+            if (resizeDirection.x < 0) {
+                x += (int)resizeFactor;
+                width = rect.right - x;
+            }
+            int height = (int)(width / aspectRatio);
+            if (resizeDirection.y < 0) {
+                y += (int)resizeFactor;
+                height = rect.bottom - y;
+                width = (int)(height * aspectRatio);
+            }
+
+            WinApi.SetWindowPos(hWnd, IntPtr.Zero, x, y, width, height, WinApi.SetWindowPosFlags.NoFlag);
+        }
 
 
 

Packages/AppWindowUtility/Tests.meta

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Packages/AppWindowUtility/Tests/ResizeTest.cs

@@ -0,0 +1,77 @@
+using NUnit.Framework;
+using SatorImaging.AppWindowUtility;
+using UnityEngine;
+
+public class ResizeTest {
+	[Test]
+	public void CheckCenter() {
+		Vector2 mousePos = new(500, 500);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(0, 0), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckTopLeft() {
+		Vector2 mousePos = new(0, 1920);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(-1, 1), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckTop() {
+		Vector2 mousePos = new(500, 1920);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(0, 1), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckTopRight() {
+		Vector2 mousePos = new(1280, 1920);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(1, 1), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckLeft() {
+		Vector2 mousePos = new(0, 500);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(-1, 0), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckRight() {
+		Vector2 mousePos = new(1280, 500);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(1, 0), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckBottomLeft() {
+		Vector2 mousePos = new(0, 0);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(-1, -1), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckBottom() {
+		Vector2 mousePos = new(500, 0);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(0, -1), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+
+	[Test]
+	public void CheckBottomRight() {
+		Vector2 mousePos = new(1280, 0);
+		Vector2 screenSize = new(1280, 1920);
+
+		Assert.AreEqual(new Vector2(1, -1), ResizeHelper.GetDirection(mousePos, screenSize));
+	}
+}

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