From cf3bbd547cbe304b524b77b5132723c2d194f60f Mon Sep 17 00:00:00 2001
From: Darth Affe <darthaffe@wyrez.org>
Date: Sat, 11 Feb 2017 10:24:15 +0100
Subject: [PATCH] Added custom shapes for leds

---
 RGB.NET.Core/Devices/Layout/LedLayout.cs      | 27 +++++++++++++++--
 RGB.NET.Core/Leds/Led.cs                      | 10 +++++++
 RGB.NET.Core/Positioning/Shape.cs             |  9 ++++--
 .../Generic/CorsairRGBDevice.cs               |  1 +
 RGB.NET.WPF/Styles/LedVisualizer.xaml         | 30 +++++++++++++++++++
 5 files changed, 72 insertions(+), 5 deletions(-)

diff --git a/RGB.NET.Core/Devices/Layout/LedLayout.cs b/RGB.NET.Core/Devices/Layout/LedLayout.cs
index 1b71e5b..deee551 100644
--- a/RGB.NET.Core/Devices/Layout/LedLayout.cs
+++ b/RGB.NET.Core/Devices/Layout/LedLayout.cs
@@ -21,11 +21,12 @@ namespace RGB.NET.Core.Layout
         public string Id { get; set; }
 
         /// <summary>
-        /// Gets or sets the <see cref="RGB.NET.Core.Shape"/> of the <see cref="LedLayout"/>.
+        /// Gets or sets the descriptive <see cref="RGB.NET.Core.Shape"/> of the <see cref="LedLayout"/>.
+        /// This property is for XML-serialization only and should not be directly accessed.
         /// </summary>
         [XmlElement("Shape")]
-        [DefaultValue(Shape.Rectangle)]
-        public Shape Shape { get; set; } = Shape.Rectangle;
+        [DefaultValue("Rectangle")]
+        public string DescriptiveShape { get; set; } = "Rectangle";
 
         /// <summary>
         /// Gets or sets the descriptive x-position of the <see cref="LedLayout"/>.
@@ -59,6 +60,18 @@ namespace RGB.NET.Core.Layout
         [DefaultValue("1.0")]
         public string DescriptiveHeight { get; set; } = "1.0";
 
+        /// <summary>
+        /// Gets or sets the <see cref="RGB.NET.Core.Shape"/> of the <see cref="LedLayout"/>.
+        /// </summary>
+        [XmlIgnore]
+        public Shape Shape { get; set; }
+
+        /// <summary>
+        /// Gets or sets the vecor-data representing a custom-shape of the <see cref="LedLayout"/>.
+        /// </summary>
+        [XmlIgnore]
+        public string ShapeData { get; set; }
+
         /// <summary>
         /// Gets or sets the x-position of the <see cref="LedLayout"/>.
         /// </summary>
@@ -94,6 +107,14 @@ namespace RGB.NET.Core.Layout
         /// <param name="lastLed">The <see cref="LedLayout"/> previously calculated.</param>
         public void CalculateValues(DeviceLayout device, LedLayout lastLed)
         {
+            Shape shape;
+            if (!Enum.TryParse(DescriptiveShape, true, out shape))
+            {
+                shape = Shape.Custom;
+                ShapeData = DescriptiveShape;
+            }
+            Shape = shape;
+
             Width = GetSizeValue(DescriptiveWidth, device.LedUnitWidth);
             Height = GetSizeValue(DescriptiveHeight, device.LedUnitHeight);
 
diff --git a/RGB.NET.Core/Leds/Led.cs b/RGB.NET.Core/Leds/Led.cs
index d4bac50..79c4681 100644
--- a/RGB.NET.Core/Leds/Led.cs
+++ b/RGB.NET.Core/Leds/Led.cs
@@ -33,6 +33,16 @@ namespace RGB.NET.Core
             set { SetProperty(ref _shape, value); }
         }
 
+        private string _shapeData;
+        /// <summary>
+        /// Gets or sets the data used for by the <see cref="Core.Shape.Custom"/>-<see cref="Core.Shape"/>.
+        /// </summary>
+        public string ShapeData
+        {
+            get { return _shapeData; }
+            set { SetProperty(ref _shapeData, value); }
+        }
+
         /// <summary>
         /// Gets a rectangle representing the physical location of the <see cref="Led"/> relative to the <see cref="Device"/>.
         /// </summary>
diff --git a/RGB.NET.Core/Positioning/Shape.cs b/RGB.NET.Core/Positioning/Shape.cs
index 1d7384d..f4cdfe0 100644
--- a/RGB.NET.Core/Positioning/Shape.cs
+++ b/RGB.NET.Core/Positioning/Shape.cs
@@ -9,14 +9,19 @@ namespace RGB.NET.Core
     [Serializable]
     public enum Shape
     {
+        /// <summary>
+        /// A custom shape defined by vector-data.
+        /// </summary>
+        Custom = 0,
+
         /// <summary>
         /// A simple rectangle.
         /// </summary>
-        Rectangle = 0,
+        Rectangle = 1,
 
         /// <summary>
         /// A simple circle.
         /// </summary>
-        Circle = 1
+        Circle = 2,
     }
 }
diff --git a/RGB.NET.Devices.Corsair/Generic/CorsairRGBDevice.cs b/RGB.NET.Devices.Corsair/Generic/CorsairRGBDevice.cs
index 11c6cf3..5c312e4 100644
--- a/RGB.NET.Devices.Corsair/Generic/CorsairRGBDevice.cs
+++ b/RGB.NET.Devices.Corsair/Generic/CorsairRGBDevice.cs
@@ -87,6 +87,7 @@ namespace RGB.NET.Devices.Corsair
                                 led.LedRectangle.Size.Height = layoutLed.Height;
 
                                 led.Shape = layoutLed.Shape;
+                                led.ShapeData = layoutLed.ShapeData;
 
                                 LedImage image = ledImageLayout?.LedImages.FirstOrDefault(x => x.Id == layoutLed.Id);
                                 led.Image = (!string.IsNullOrEmpty(image?.Image))
diff --git a/RGB.NET.WPF/Styles/LedVisualizer.xaml b/RGB.NET.WPF/Styles/LedVisualizer.xaml
index ea212ee..05692ed 100644
--- a/RGB.NET.WPF/Styles/LedVisualizer.xaml
+++ b/RGB.NET.WPF/Styles/LedVisualizer.xaml
@@ -41,6 +41,32 @@
         </Border>
     </ControlTemplate>
 
+    <ControlTemplate x:Key="ControlTemplateLedCustom"
+                     TargetType="{x:Type controls:LedVisualizer}">
+        <Border x:Name="Border" VerticalAlignment="Stretch" HorizontalAlignment="Stretch">
+            <Border.Background>
+                <ImageBrush AlignmentX="Center" AlignmentY="Center"
+                            Stretch="Fill"
+                            ImageSource="{Binding Led.Image, RelativeSource={RelativeSource TemplatedParent}}" />
+            </Border.Background>
+
+            <Path Opacity="0.5"
+                  Clip="{Binding Data, RelativeSource={RelativeSource Self}}"
+                  Stroke="{TemplateBinding BorderBrush}"
+                  StrokeThickness="2" 
+                  Fill="{TemplateBinding Background}">
+                <Path.Data>
+                    <PathGeometry Figures="{Binding Led.ShapeData, RelativeSource={RelativeSource TemplatedParent}}">
+                        <PathGeometry.Transform>
+                            <ScaleTransform ScaleX="{Binding ActualWidth, ElementName=Border}" 
+                                            ScaleY="{Binding ActualHeight, ElementName=Border}" />
+                        </PathGeometry.Transform>
+                    </PathGeometry>
+                </Path.Data>
+            </Path>
+        </Border>
+    </ControlTemplate>
+
     <Style x:Key="StyleLedVisualizer"
            TargetType="{x:Type controls:LedVisualizer}">
         <Setter Property="Width" Value="{Binding Led.LedRectangle.Size.Width, RelativeSource={RelativeSource Self}}" />
@@ -62,6 +88,10 @@
             <DataTrigger Binding="{Binding Led.Shape, RelativeSource={RelativeSource Self}}" Value="Circle">
                 <Setter Property="Template" Value="{StaticResource ControlTemplateLedCircle}" />
             </DataTrigger>
+
+            <DataTrigger Binding="{Binding Led.Shape, RelativeSource={RelativeSource Self}}" Value="Custom">
+                <Setter Property="Template" Value="{StaticResource ControlTemplateLedCustom}" />
+            </DataTrigger>
         </Style.Triggers>
     </Style>
     <Style TargetType="{x:Type controls:LedVisualizer}" BasedOn="{StaticResource StyleLedVisualizer}" />