Merge pull request #115 from SuganthiK963/master

912131: Sample for flowchart layout.

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/App.razor

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+@namespace FlowchartLayout
+<Router AppAssembly="@typeof(App).Assembly">
+    <Found Context="routeData">
+        <RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" />
+        <FocusOnNavigate RouteData="@routeData" Selector="h1" />
+    </Found>
+    <NotFound>
+        <PageTitle>Not found</PageTitle>
+        <LayoutView Layout="@typeof(MainLayout)">
+            <p role="alert">Sorry, there's nothing at this address.</p>
+        </LayoutView>
+    </NotFound>
+</Router>
+

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/FlowchartLayout_NET6.csproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project Sdk="Microsoft.NET.Sdk.Web">
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.Blazor.Themes" Version="*" />
+    <PackageReference Include="Syncfusion.Blazor" Version="*" />
+  </ItemGroup>
+</Project>

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/FlowchartLayout_NET8.csproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project Sdk="Microsoft.NET.Sdk.Web">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.Blazor.Themes" Version="*" />
+    <PackageReference Include="Syncfusion.Blazor" Version="*" />
+  </ItemGroup>
+</Project>

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Pages/Index.razor

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+@page "/"	
+
+@using Syncfusion.Blazor.Diagram
+@using System.Collections.ObjectModel
+
+<SfDiagramComponent @ref="Diagram" Width="100%" Height="900px" ConnectorCreating="@OnConnectorCreating" NodeCreating="@OnNodeCreating" DataLoaded="@OnDataLoaded">
+    <DataSourceSettings ID="Id" ParentID="ParentId" DataSource="DataSource"> </DataSourceSettings>
+    <Layout @bind-Type="@Type" @bind-HorizontalSpacing="@HorizontalSpacing" @bind-Orientation="@OrientationType" @bind-VerticalSpacing="@VerticalSpacing" FlowchartLayoutSettings="@flowchartSettings">
+    </Layout>
+    <SnapSettings Constraints="SnapConstraints.None"></SnapSettings>
+</SfDiagramComponent>
+
+@code {
+    FlowchartLayoutSettings flowchartSettings = new FlowchartLayoutSettings()
+        {
+            //Set the decision yes branch direction
+            YesBranchDirection = BranchDirection.LeftInFlow,
+            //Set the decision no branch direction
+            NoBranchDirection = BranchDirection.RightInFlow,
+            //Set the custom yes branch values
+            YesBranchValues = new List<string> { "Yes", "Existing" },
+            //Set the custom no branch values
+            NoBranchValues = new List<string> { "No", "New" },
+        };
+    public SfDiagramComponent Diagram;
+    public int? HValue { get; set; } = 60;
+    public int? VValue { get; set; } = 40;
+    public LayoutType Type = LayoutType.Flowchart;
+    public LayoutOrientation OrientationType = LayoutOrientation.TopToBottom;
+    public int HorizontalSpacing = 50;
+    public int VerticalSpacing = 50;
+    private void OnDataLoaded(object obj)
+    {
+        for (int i = 0; i < Diagram.Connectors.Count; i++)
+        {
+            var connector = Diagram.Connectors[i];
+            var node = Diagram.GetObject(connector.TargetID) as Node;
+            var srcNode = Diagram.GetObject(connector.SourceID) as Node;
+            if (node.Data != null && node.Data is NodeInfo NodeInfo)
+            {
+                if (NodeInfo.LineText != null && NodeInfo.LineText.Count > 0)
+                {
+                    if (NodeInfo.ParentId.IndexOf((srcNode.Data as NodeInfo).Id) != -1)
+                    {
+                        var parentIndex = NodeInfo.ParentId.IndexOf((srcNode.Data as NodeInfo).Id);
+                        if (NodeInfo.LineText.Count > parentIndex)
+                        {
+                            connector.Annotations = new DiagramObjectCollection<PathAnnotation>()
+                            {
+                                new PathAnnotation() { Content = NodeInfo.LineText[parentIndex], Style=new TextStyle(){Fill="White" } }
+                            };
+                        }
+                    }
+                }
+            }
+        }
+    }
+    private void OnConnectorCreating(IDiagramObject obj)
+    {
+        if (obj is Connector connector)
+        {
+            connector.Type = ConnectorSegmentType.Orthogonal;
+        }
+    }
+    private void OnNodeCreating(IDiagramObject obj)
+    {
+        Node node = obj as Node;
+        if (node.Data != null && node.Data is NodeInfo)
+        {
+            NodeInfo employeeDetails = node.Data as NodeInfo;
+            node.Width = employeeDetails.Width;
+            node.Height = employeeDetails.Height;
+            if (employeeDetails.Shape == "Rectangle")
+            {
+                node.Shape = new FlowShape() { Shape = NodeFlowShapes.Process };
+            }
+            else if (employeeDetails.Shape == "StartOrEnd")
+            {
+                node.Shape = new FlowShape() { Shape = NodeFlowShapes.Terminator };
+            }
+            else
+                node.Shape = new FlowShape() { Shape = (NodeFlowShapes)Enum.Parse(typeof(NodeFlowShapes), employeeDetails.Shape.ToString()) };
+            node.Style.Fill = employeeDetails.Color;
+            node.Style.StrokeColor = employeeDetails.Color;
+            node.Annotations = new DiagramObjectCollection<ShapeAnnotation>()
+            {
+                new ShapeAnnotation(){ Content = employeeDetails.Description, Style = new TextStyle(){ Color="white"} }
+            };
+        }
+    }
+    public List<NodeInfo> DataSource = new List<NodeInfo>()
+    {
+        new NodeInfo() { Id = "1", Description = "Start", Shape = "StartOrEnd", Width = 100, Height = 30, Color = "#8E44CC" },
+        new NodeInfo() { Id = "2", Description = "Open Gmail site in browser", ParentId = new List<string> { "1" }, Shape = "Rectangle", Width = 120, Height = 50, Color = "#1759B7" },
+        new NodeInfo() { Id = "3", Description = "Existing \nor \nnew user?", ParentId = new List<string> { "2" }, Shape = "Decision", Width = 130, Height = 80, Color = "#2F95D8" },
+        new NodeInfo() { Id = "4", LineText = new List<string> { "New" }, Description = "Create an account", ParentId = new List<string> { "3" }, Shape = "Rectangle", Width = 120, Height = 50, Color = "#1759B7" },
+        new NodeInfo() { Id = "5", Description = "Sign in", LineText = new List<string> { "Existing" }, ParentId = new List<string> { "3" }, Shape = "Rectangle", Width = 120, Height = 50, Color = "#1759B7" },
+        new NodeInfo() { Id = "6", Description = "Enter username \nand password", LineText = new List<string> { "", "No" }, ParentId = new List<string> { "5", "7" }, Shape = "Data", Width = 150, Height = 50, Color = "#70AF16" },
+        new NodeInfo() { Id = "7", Description = "Authorized?", ParentId = new List<string> { "6" }, Shape = "Decision", Width = 120, Height = 70, Color = "#2F95D8" },
+        new NodeInfo() { Id = "8", Description = "Login successful!!", LineText = new List<string> { "Yes" }, ParentId = new List<string> { "7" }, Shape = "Rectangle", Width = 120, Height = 50, Color = "#1759B7" },
+        new NodeInfo() { Id = "9", Description = "Enter first name \nand last name", ParentId = new List<string> { "4" }, Shape = "Data", Width = 150, Height = 50, Color = "#70AF16" },
+        new NodeInfo() { Id = "10", Description = "Enter username \nand password", LineText = new List<string> { "", "Yes" }, ParentId = new List<string> { "9", "11" }, Shape = "Data", Width = 150, Height = 50, Color = "#70AF16" },
+        new NodeInfo() { Id = "11", Description = "Username \nalready\n exists?", ParentId = new List<string> { "10" }, Shape = "Decision", Width = 130, Height = 80, Color = "#2F95D8" },
+        new NodeInfo() { Id = "12", Description = "Registration Successful!!", LineText = new List<string> { "No" }, ParentId = new List<string> { "11" }, Shape = "Process", Width = 120, Height = 50, Color = "#1759B7" },
+        new NodeInfo() { Id = "13", Description = "Open inbox", ParentId = new List<string> { "8", "12" }, Shape = "Process", Width = 120, Height = 50, Color = "#1759B7" },
+        new NodeInfo() { Id = "14", Description = "End", ParentId = new List<string> { "13" }, Shape = "StartOrEnd", Width = 100, Height = 30, Color = "#8E44CC" },
+    };
+    public class NodeInfo
+    {
+        public string Id { get; set; }
+        public string Description { get; set; }
+        public List<string> ParentId { get; set; }
+        public List<string> LineText { get; set; }
+        public string Shape { get; set; }
+        public double Width { get; set; }
+        public double Height { get; set; }
+        public string Color { get; set; }
+    }
+}

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Pages/_Host.cshtml

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+@page "/"
+@namespace FlowchartLayout.Pages
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
+@{
+    Layout = "_Layout";
+}
+
+<component type="typeof(App)" render-mode="ServerPrerendered" />

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Pages/_Layout.cshtml

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+@using Microsoft.AspNetCore.Components.Web
+@namespace FlowchartLayout.Pages
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
+
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <base href="~/" />
+    <link rel="stylesheet" href="css/bootstrap/bootstrap.min.css" />
+    <link href="css/site.css" rel="stylesheet" />
+     <script src="_content/Syncfusion.Blazor/scripts/syncfusion-blazor.min.js" type="text/javascript"></script>
+<link href="_content/Syncfusion.Blazor.Themes/bootstrap5.css" rel="stylesheet" />
+    <component type="typeof(HeadOutlet)" render-mode="ServerPrerendered" />
+</head>
+<body>
+    @RenderBody()
+
+
+
+    <script src="_framework/blazor.server.js"></script>
+</body>
+</html>

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Program.cs

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+
+using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Web;
+using Syncfusion.Blazor;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Add services to the container.
+builder.Services.AddRazorPages();
+builder.Services.AddServerSideBlazor();
+builder.Services.AddSyncfusionBlazor();
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline.
+if (!app.Environment.IsDevelopment())
+{
+    app.UseExceptionHandler("/Error");
+    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
+    app.UseHsts();
+}
+
+app.UseHttpsRedirection();
+
+app.UseStaticFiles();
+
+app.UseRouting();
+
+app.MapBlazorHub();
+app.MapFallbackToPage("/_Host");
+
+app.Run();

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Properties/launchSettings.json

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+{
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:11920",
+      "sslPort": 44341
+    }
+  },
+  "profiles": {
+    "FlowchartLayout": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "applicationUrl": "https://localhost:7204;http://localhost:5236",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Shared/MainLayout.razor

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+@namespace FlowchartLayout.Shared
+@inherits LayoutComponentBase
+
+<PageTitle>FlowchartLayout</PageTitle>
+
+<div class="page">
+    <div class="sidebar">
+        <NavMenu />
+    </div>
+
+
+    <main>
+
+        <article class="content px-4">
+            @Body
+        </article>
+    </main>
+</div>

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/Shared/MainLayout.razor.css

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+.page {
+    position: relative;
+    display: flex;
+    flex-direction: column;
+}
+
+main {
+    flex: 1;
+}
+
+.sidebar {
+    background-image: linear-gradient(180deg, rgb(5, 39, 103) 0%, #3a0647 70%);
+}
+
+.top-row {
+    background-color: #f7f7f7;
+    border-bottom: 1px solid #d6d5d5;
+    justify-content: flex-end;
+    height: 3.5rem;
+    display: flex;
+    align-items: center;
+}
+
+    .top-row ::deep a, .top-row .btn-link {
+        white-space: nowrap;
+        margin-left: 1.5rem;
+    }
+
+    .top-row a:first-child {
+        overflow: hidden;
+        text-overflow: ellipsis;
+    }
+
+@media (max-width: 640.98px) {
+    .top-row:not(.auth) {
+        display: none;
+    }
+
+    .top-row.auth {
+        justify-content: space-between;
+    }
+
+    .top-row a, .top-row .btn-link {
+        margin-left: 0;
+    }
+}
+
+@media (min-width: 641px) {
+    .page {
+        flex-direction: row;
+    }
+
+    .sidebar {
+        width: 250px;
+        height: 100vh;
+        position: sticky;
+        top: 0;
+    }
+
+    .top-row {
+        position: sticky;
+        top: 0;
+        z-index: 1;
+    }
+
+    .top-row, article {
+        padding-left: 2rem !important;
+        padding-right: 1.5rem !important;
+    }
+}

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/_Imports.razor

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+@using System.Net.Http
+@using Microsoft.AspNetCore.Authorization
+@using Microsoft.AspNetCore.Components.Authorization
+@using Microsoft.AspNetCore.Components.Forms
+@using Microsoft.AspNetCore.Components.Routing
+@using Microsoft.AspNetCore.Components.Web
+@using Microsoft.AspNetCore.Components.Web.Virtualization
+@using Microsoft.JSInterop
+@using FlowchartLayout
+@using FlowchartLayout.Shared

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/appsettings.Development.json

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+{
+  "DetailedErrors": true,
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

UG-Samples/Layout/FlowchartLayout/FlowchartLayoutForGmail/FlowchartLayout/appsettings.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}