unity3D 项目如何实现与网页的交互？

https://github.com/TeamDev-IP/DotNetBrowser-Examples.git?path=csharp/unity3d/Dependencies

using DotNetBrowser.Browser; using DotNetBrowser.Browser.Widgets.Handlers; using DotNetBrowser.Engine; using DotNetBrowser.Geometry; using DotNetBrowser.Handlers; using DotNetBrowser.Ui; using UnityEngine; using Color = DotNetBrowser.Ui.Color; namespace Assets.Scripts { public class BrowserScript : MonoBehaviour { private Texture2D texture; // The URL to render. public string DefaultUrl = "https://html5test.teamdev.com"; // The default browser width. public uint Width = 1024; // The default browser height. public uint Height = 768; // The latest rendered bitmap data of the browser web page. public Bitmap Bitmap { get; private set; } // An instance of IBrowser controlled by this script. public IBrowser Browser { get; private set; } // An instance of IEngine controlled by this script. public IEngine Engine { get; private set; } public void Awake() { // Initialize the DotNetBrowser engine. EngineOptions engineOptions = new EngineOptions.Builder { LicenseKey = "your_license_key", RenderingMode = RenderingMode.OffScreen }.Build(); Engine = EngineFactory.Create(engineOptions); // Create a browser instance. Browser = Engine.CreateBrowser(); // Set the browser size and transparency. Browser.Size = new Size(Width, Height); Browser.Settings.TransparentBackgroundEnabled = true; Browser.Settings.DefaultBackgroundColor = new Color(0, 0, 0, 0); // Conp rendering the browser content // and save the rendered image. var provider = (IOffScreenRenderProvider)Browser; provider.PaintHandler = new Handler<PaintParameters>(p => Bitmap = p.View); provider.Show(); } public void OnDestroy() => Engine?.Dispose(); public void Update() { if (Bitmap == null) return; int newWidth = (int)Bitmap.Size.Width; int newHeight = (int)Bitmap.Size.Height; if (texture == null || texture.width != newWidth || texture.height != newHeight) { texture = new Texture2D(newWidth, newHeight, TextureFormat.BGRA32, true); var render = gameObject.GetComponent<MeshRenderer>(); render.material.mainTexture = texture; } texture.SetPixelData((byte[])Bitmap.Pixels, 0); texture.Apply(true); } public void Start() { Browser.Navigation.LoadUrl(DefaultUrl); } } }

// Get the current mouse point in browser coordinates. private Point GetMousePoint() { // Ensure the main camera exists on the scene. if (Camera.main != null) { // Create a ray from the camera's position // through the current mouse position on the screen. var ray = Camera.main.ScreenPointToRay(Input.mousePosition); // Perform a raycast to detect collision // with objects on the scene. if (Physics.Raycast(ray, out RaycastHit hit)) { // Calculate the coordinates in the browser space. // Since "Tiling X" is -1, the X coordinate is inverted. int x = (int)(Width * (1 - hit.textureCoord.x)); int y = (int)(Height * hit.textureCoord.y); return new Point(x, y); } } // Return null if no valid point could be calculated // (e.g., no camera or no raycast hit). return null; } // OnMouseDown is called when the user presses the mouse button // while over the collider. public void OnMouseDown() { var location = GetMousePoint(); if (location == null) return; var args = new MousePressedEventArgs { Location = location, // OnMouseDown is called for the left clicks only. Button = MouseButton.Left, ClickCount = 1 }; Browser.Mouse.Pressed.Raise(args); } public void OnMouseUp() { var location = GetMousePoint(); if (location == null) return; var args = new MouseReleasedEventArgs { Location = location, Button = MouseButton.Left, ClickCount = 1 }; Browser.Mouse.Released.Raise(args); }