Generate header using ImageSharp

AvatarOnBack/AvatarOnBack.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp1.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Folder Include="Backgrounds\" />
+    <Folder Include="Avatars\" />
+    <Folder Include="fonts\" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="ImageSharp" Version="1.0.0-alpha9-00139" />
+    <PackageReference Include="ImageSharp.Drawing" Version="1.0.0-alpha9-00134" />
+  </ItemGroup>
+
+</Project>

AvatarOnBack/Program.cs

@@ -0,0 +1,132 @@
+using ImageSharp;
+using ImageSharp.Drawing.Brushes;
+using SixLabors.Fonts;
+using System;
+using System.IO;
+
+namespace AvatarOnBack
+{
+    class Program
+    {
+        private static FontCollection fontCollection;
+        private static Font iconFont;
+        private static Font textFont;
+        private static Font titleFont;
+
+        static void Main(string[] args)
+        {
+            fontCollection = new FontCollection();
+            iconFont = fontCollection.Install("fonts/fontawesome-webfont.ttf");
+            titleFont = fontCollection.Install("fonts/Lato-Bold.ttf");
+            textFont = fontCollection.Install("fonts/Lato-Regular.ttf");
+
+            var avatars = Directory.EnumerateFiles("Avatars");
+            var backgrounds = Directory.EnumerateFiles("Backgrounds");
+            Directory.CreateDirectory("output");
+
+            foreach (var format in new[] { "png", "jpg" })
+            {
+                int counter = 0;
+                foreach (var a in avatars)
+                {
+                    foreach (var b in backgrounds)
+                    {
+                        counter++;
+
+                        GenerateImage(a, b, "\uf006", "Serenity", 2, 142, 900004, $"output/result-{counter}.{format}");
+                    }
+                }
+            }
+        }
+
+
+        private static void GenerateImage(string avatarUrl, string backgroundUrl, string icon, string name, int rank, int level, int ep, string outputPath)
+        {
+            using (var output = new Image<Rgba32>(400, 222))
+            {
+                DrawBackground(backgroundUrl, output);
+
+                DrawStats(rank, level, ep, output);
+
+                DrawTitle(icon, name, output);
+
+                DrawAvatar(avatarUrl, output);
+
+                output.Save(outputPath);
+            } // dispose of output to help save memory
+
+        }
+
+        private static void DrawBackground(string backgroundUrl, Image<Rgba32> output)
+        {
+            using (Image<Rgba32> background = Image.Load(backgroundUrl)) // 400x222
+            {
+                background.Resize(new ImageSharp.Processing.ResizeOptions
+                {
+                    Mode = ImageSharp.Processing.ResizeMode.Crop,
+                    Size = new ImageSharp.Size(output.Width, output.Height)
+                });
+
+                //draw on the background
+                output.DrawImage(background, 1, new ImageSharp.Size(400, 222), new Point(0, 0));
+            } // once draw it can be disposed as its no longer needed in memory
+        }
+
+        private static void DrawAvatar(string avatarUrl, Image<Rgba32> output)
+        {
+            var avatarPosition = new Rectangle(42, 125, 57, 57);
+            var avatarPadding = 1;
+            // avatar background
+            output.Fill(Rgba32.Gainsboro, new Rectangle(avatarPosition.X - avatarPadding, avatarPosition.Y - avatarPadding, avatarPosition.Width + (avatarPadding * 2), avatarPosition.Height + (avatarPadding * 2)));
+
+            using (var avatar = Image.Load(avatarUrl)) // 57x57
+            {
+                avatar.Resize(new ImageSharp.Processing.ResizeOptions
+                {
+                    Mode = ImageSharp.Processing.ResizeMode.Crop,
+                    Size = avatarPosition.Size
+                });
+
+                output.DrawImage(avatar, 1, avatarPosition.Size, avatarPosition.Location);
+            }
+        }
+
+        private static void DrawStats(int rank, int level, int ep, Image<Rgba32> output)
+        {
+            Rgba32 statsColor = Rgba32.Gainsboro;
+            statsColor.A = 210;
+            // stats background
+            output.Fill(statsColor, new Rectangle(56, 174, 345, 48));
+
+            // measure each string and split the margin between them??
+            var font = new Font(textFont, 20, FontStyle.Regular);
+
+            // rank
+            output.DrawText($"Rank: {rank}", font, Rgba32.Gray, new System.Numerics.Vector2(108, 191), new ImageSharp.Drawing.TextGraphicsOptions
+            {
+                VerticalAlignment = VerticalAlignment.Center,
+                HorizontalAlignment = HorizontalAlignment.Left
+            });
+            output.DrawText($"Level: {level}", font, Rgba32.Gray, new System.Numerics.Vector2(235, 191), new ImageSharp.Drawing.TextGraphicsOptions
+            {
+                VerticalAlignment = VerticalAlignment.Center,
+                HorizontalAlignment = HorizontalAlignment.Center
+            });
+            output.DrawText($"EP: {ep}", font, Rgba32.Gray, new System.Numerics.Vector2(394, 191), new ImageSharp.Drawing.TextGraphicsOptions
+            {
+                VerticalAlignment = VerticalAlignment.Center,
+                HorizontalAlignment = HorizontalAlignment.Right
+            });
+        }
+
+        private static void DrawTitle(string icon, string name, Image<Rgba32> output)
+        {
+            var titleColor = Rgba32.DimGray;
+            titleColor.A = 220;
+            // title background
+            output.Fill(Rgba32.DimGray, new Rectangle(100, 134, 300, 40));
+            output.DrawText(icon, new Font(iconFont, 22), Rgba32.White, new System.Numerics.Vector2(114, 142));
+            output.DrawText(name, new Font(titleFont, 32, FontStyle.Bold), Rgba32.White, new System.Numerics.Vector2(140, 128));
+        }
+    }
+}

Demos.sln

@@ -1,12 +1,14 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
-VisualStudioVersion = 15.0.26403.7
+VisualStudioVersion = 15.0.26430.6
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WaterMarkSample", "WaterMarkSample\WaterMarkSample.csproj", "{06858879-8323-4F32-8260-EFA17EC1DD4F}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WordArt", "WordArt\WordArt.csproj", "{A5E91B24-8395-4482-A1A9-087AC9EF5492}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AvatarOnBack", "AvatarOnBack\AvatarOnBack.csproj", "{3475CDE1-D623-4563-A592-F9A0A61FE28F}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -21,6 +23,10 @@ Global
 		{A5E91B24-8395-4482-A1A9-087AC9EF5492}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A5E91B24-8395-4482-A1A9-087AC9EF5492}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A5E91B24-8395-4482-A1A9-087AC9EF5492}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3475CDE1-D623-4563-A592-F9A0A61FE28F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3475CDE1-D623-4563-A592-F9A0A61FE28F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3475CDE1-D623-4563-A592-F9A0A61FE28F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3475CDE1-D623-4563-A592-F9A0A61FE28F}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE