Added Device-Scaling

RGB.NET.Core/Devices/AbstractRGBDevice.cs

@@ -31,8 +31,8 @@ namespace RGB.NET.Core
         /// <inheritdoc />
         public Size Size
         {
-            get => _size;
+            get => _size * Scale;
-            set => SetProperty(ref _size, value);
+            protected set => SetProperty(ref _size, value);
         }
 
         private Point _location = new Point(0, 0);
@@ -43,6 +43,18 @@ namespace RGB.NET.Core
             set => SetProperty(ref _location, value);
         }
 
+        private Scale _scale = new Scale(1);
+        /// <inheritdoc />
+        public Scale Scale
+        {
+            get => _scale;
+            set
+            {
+                if (SetProperty(ref _scale, value))
+                    OnPropertyChanged(nameof(Size));
+            }
+        }
+
         /// <summary>
         /// Gets or sets if the device needs to be flushed on every update.
         /// </summary>
@@ -67,11 +79,11 @@ namespace RGB.NET.Core
         Led IRGBDevice.this[LedId ledId] => LedMapping.TryGetValue(ledId, out Led led) ? led : null;
 
         /// <inheritdoc />
-        Led IRGBDevice.this[Point location] => LedMapping.Values.FirstOrDefault(x => x.LedRectangle.Contains(location));
+        Led IRGBDevice.this[Point location] => LedMapping.Values.FirstOrDefault(x => x.ActualLedRectangle.Contains(location));
 
         /// <inheritdoc />
         IEnumerable<Led> IRGBDevice.this[Rectangle referenceRect, double minOverlayPercentage]
-            => LedMapping.Values.Where(x => referenceRect.CalculateIntersectPercentage(x.LedRectangle) >= minOverlayPercentage);
+            => LedMapping.Values.Where(x => referenceRect.CalculateIntersectPercentage(x.ActualLedRectangle) >= minOverlayPercentage);
 
         #endregion
 

RGB.NET.Core/Devices/IRGBDevice.cs

@@ -27,6 +27,8 @@ namespace RGB.NET.Core
         /// Gets a copy of the <see cref="Size"/> of the whole <see cref="IRGBDevice"/>.
         /// </summary>
         Size Size { get; }
+        
+        Scale Scale { get; set; }
 
         /// <summary>
         /// Gets or sets the <see cref="DeviceUpdateMode"/> of the <see cref="IRGBDevice"/>.

RGB.NET.Core/Leds/Led.cs

@@ -1,6 +1,7 @@
 // ReSharper disable MemberCanBePrivate.Global
 
 using System;
+using System.ComponentModel;
 using System.Diagnostics;
 
 namespace RGB.NET.Core
@@ -54,14 +55,19 @@ namespace RGB.NET.Core
             set
             {
                 if (SetProperty(ref _ledRectangle, value))
+                {
+                    OnPropertyChanged(nameof(ActualLedRectangle));
                     OnPropertyChanged(nameof(AbsoluteLedRectangle));
+                }
             }
         }
 
+        public Rectangle ActualLedRectangle => new Rectangle(LedRectangle.Location * Device.Scale, LedRectangle.Size * Device.Scale);
+
         /// <summary>
         /// Gets a rectangle representing the physical location of the <see cref="Led"/> on the <see cref="RGBSurface"/>.
         /// </summary>
-        public Rectangle AbsoluteLedRectangle => (LedRectangle.Location + Device.Location) + new Size(LedRectangle.Size.Width, LedRectangle.Size.Height);
+        public Rectangle AbsoluteLedRectangle => new Rectangle(ActualLedRectangle.Location + Device.Location, ActualLedRectangle.Size);
 
         /// <summary>
         /// Indicates whether the <see cref="Led" /> is about to change it's color.
@@ -152,17 +158,26 @@ namespace RGB.NET.Core
             this.LedRectangle = ledRectangle;
             this.CustomData = customData;
 
-            device.PropertyChanged += (sender, args) =>
+            device.PropertyChanged += DevicePropertyChanged;
-                                      {
-                                          OnPropertyChanged(nameof(LedRectangle));
-                                          OnPropertyChanged(nameof(AbsoluteLedRectangle));
-                                      };
         }
 
         #endregion
 
         #region Methods
 
+        private void DevicePropertyChanged(object sender, PropertyChangedEventArgs e)
+        {
+            if ((e.PropertyName == nameof(IRGBDevice.Location)))
+            {
+                OnPropertyChanged(nameof(AbsoluteLedRectangle));
+            }
+            else if ((e.PropertyName == nameof(IRGBDevice.Scale)))
+            {
+                OnPropertyChanged(nameof(ActualLedRectangle));
+                OnPropertyChanged(nameof(AbsoluteLedRectangle));
+            }
+        }
+
         /// <summary>
         /// Converts the <see cref="Id"/> and the <see cref="Color"/> of this <see cref="Led"/> to a human-readable string.
         /// </summary>
@@ -210,7 +225,7 @@ namespace RGB.NET.Core
         /// Converts a <see cref="Led" /> to a <see cref="Rectangle" />.
         /// </summary>
         /// <param name="led">The <see cref="Led"/> to convert.</param>
-        public static implicit operator Rectangle(Led led) => led?.LedRectangle ?? new Rectangle();
+        public static implicit operator Rectangle(Led led) => led?.ActualLedRectangle ?? new Rectangle();
 
         #endregion
     }

RGB.NET.Core/Positioning/Point.cs

@@ -149,6 +149,8 @@ namespace RGB.NET.Core
             return new Point(point1.X / point2.X, point1.Y / point2.Y);
         }
 
+        public static Point operator *(Point point, Scale scale) => new Point(point.X * scale.Horizontal, point.Y * scale.Vertical);
+
         #endregion
     }
 }

RGB.NET.Core/Positioning/Scale.cs

@@ -0,0 +1,46 @@
+namespace RGB.NET.Core
+{
+    public struct Scale
+    {
+        #region Properties & Fields
+
+        public double Horizontal { get; }
+        public double Vertical { get; }
+
+        #endregion
+
+        #region Constructors
+
+        public Scale(double scale = 1.0) : this(scale, scale)
+        { }
+
+        public Scale(double horizontal, double vertical)
+        {
+            this.Horizontal = horizontal;
+            this.Vertical = vertical;
+        }
+
+        #endregion
+
+        #region Methods
+
+        public bool Equals(Scale other) => Horizontal.EqualsInTolerance(other.Horizontal) && Vertical.EqualsInTolerance(other.Vertical);
+        public override bool Equals(object obj) => obj is Scale other && Equals(other);
+        public override int GetHashCode() { unchecked { return (Horizontal.GetHashCode() * 397) ^ Vertical.GetHashCode(); } }
+
+        public void Deconstruct(out double horizontalScale, out double verticalScale)
+        {
+            horizontalScale = Horizontal;
+            verticalScale = Vertical;
+        }
+
+        #endregion
+
+        #region Operators
+
+        public static implicit operator Scale(double scale) => new Scale(scale);
+        public static implicit operator Scale((double horizontal, double vertical) scale) => new Scale(scale.horizontal, scale.vertical);
+
+        #endregion
+    }
+}

RGB.NET.Core/Positioning/Size.cs

@@ -94,6 +94,12 @@ namespace RGB.NET.Core
             }
         }
 
+        public void Deconstruct(out double width, out double height)
+        {
+            width = Width;
+            height = Height;
+        }
+
         #endregion
 
         #region Operators
@@ -172,6 +178,8 @@ namespace RGB.NET.Core
         /// <returns>A new <see cref="Size"/> representing the division of the <see cref="Size"/> and the provided factor.</returns>
         public static Size operator /(Size size, double factor) => factor.EqualsInTolerance(0) ? Invalid : new Size(size.Width / factor, size.Height / factor);
 
+        public static Size operator *(Size size, Scale scale) => new Size(size.Width * scale.Horizontal, size.Height * scale.Vertical);
+
         #endregion
     }
 }

RGB.NET.Groups/Groups/RectangleLedGroup.cs

@@ -59,7 +59,7 @@ namespace RGB.NET.Groups
         /// <param name="minOverlayPercentage">(optional) The minimal percentage overlay a <see cref="T:RGB.NET.Core.Led" />  must have with the <see cref="P:RGB.NET.Groups.RectangleLedGroup.Rectangle" /> to be taken into the <see cref="T:RGB.NET.Groups.RectangleLedGroup" />. (default: 0.5)</param>
         /// <param name="autoAttach">(optional) Specifies whether this <see cref="T:RGB.NET.Groups.RectangleLedGroup" /> should be automatically attached or not. (default: true)</param>
         public RectangleLedGroup(Led fromLed, Led toLed, double minOverlayPercentage = 0.5, bool autoAttach = true)
-            : this(new Rectangle(fromLed.LedRectangle, toLed.LedRectangle), minOverlayPercentage, autoAttach)
+            : this(new Rectangle(fromLed.ActualLedRectangle, toLed.ActualLedRectangle), minOverlayPercentage, autoAttach)
         { }
 
         /// <inheritdoc />