mirror of
https://gitee.com/csharpui/CPF.git
synced 2025-11-01 00:46:56 +08:00
465 lines
15 KiB
C#
465 lines
15 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using Android.App;
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using Android.Content;
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using Android.Graphics;
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using Android.OS;
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using Android.Runtime;
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using Android.Views;
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using Android.Views.InputMethods;
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using Android.Widget;
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using CPF.Drawing;
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using CPF.Input;
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using CPF.OpenGL;
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using CPF.Platform;
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using Javax.Microedition.Khronos.Egl;
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using GLES20 = global::Android.Opengl.GLES20;
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namespace CPF.Android
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{
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internal class AndroidView : SurfaceView, ISurfaceView, ISurfaceHolderCallback
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{
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public AndroidView(Context activity, UIElement content, CpfView cpfView) : base(activity)
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{
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if (CPF.Platform.Application.GetDrawingFactory().UseGPU)
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{
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eglContext = new EglContext(this);
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Holder.AddCallback(this);
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//SetLayerType(LayerType.Hardware, null);
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}
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CpfView = cpfView;
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this.Holder.SetFormat(Format.Rgba8888);
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//SetOnTouchListener(this);
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//SetOnKeyListener(this);
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//this.activity = activity as Activity;
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//if (content != null)
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//{
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// root = new InnerView(this);
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// root.Background = CPF.Drawing.Color.White;
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// root.Children.Add(content);
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// root.Visibility = CPF.Visibility.Visible;
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// root.CanActivate = true;
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// root.LayoutUpdated += Root_LayoutUpdated;
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// scale = root.LayoutScaling;
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//}
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//this.FocusableInTouchMode = true;
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//softKeyboardListner = new SoftKeyboardListner(this);
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//ViewTreeObserver.AddOnGlobalLayoutListener(softKeyboardListner);
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generalView = new GeneralView(this, content);
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cpfView.AddView(this);
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generalView.Create();
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}
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EglContext eglContext;
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GeneralView generalView;
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public CpfView CpfView { get; }
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public GeneralView GeneralView { get { return generalView; } }
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//internal Activity activity;
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//CPF.Controls.View root;
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//PixelSize oldSize;
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public CPF.Controls.View Root
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{
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get { return generalView.Root; }
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}
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protected override int[] OnCreateDrawableState(int extraSpace)
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{
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//Invalidate();
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generalView.OnCreateDrawableState(extraSpace);
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return base.OnCreateDrawableState(extraSpace);
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}
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//bool _invalidateQueued;
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public override void Invalidate()
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{
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//if (_invalidateQueued)
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//{
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// return;
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//}
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//_invalidateQueued = true;
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//Threading.Dispatcher.MainThread.BeginInvoke(() =>
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//{
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// _invalidateQueued = false;
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// if (CpfView.Handle != default)
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// {
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// OnPaint();
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// }
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//});
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generalView.Invalidate();
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}
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public override void Invalidate(global::Android.Graphics.Rect dirty)
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{
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Invalidate();
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}
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public override void Invalidate(int l, int t, int r, int b)
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{
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Invalidate();
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}
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//float scale;
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protected override void OnLayout(bool changed, int left, int top, int right, int bottom)
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{
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//base.OnLayout(changed, left, top, right, bottom);
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//var size = new PixelSize(right, bottom);
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//var sc = LayoutScaling;
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//if (LayoutScaling != scale)
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//{
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// scale = sc;
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// ScalingChanged();
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//}
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//if (size != oldSize)
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//{
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// oldSize = size;
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// Resized(new Size(size.Width / LayoutScaling, size.Height / LayoutScaling));
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//}
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generalView.OnLayout(changed, left, top, right, bottom);
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}
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PixelSize pixelSize;
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public virtual void OnPaint()
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{
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//System.Diagnostics.Stopwatch stopwatch = new System.Diagnostics.Stopwatch();
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//stopwatch.Start();
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var root = generalView.Root;
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if (eglContext != null)
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{
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var _window = ANativeWindow_fromSurface(JNIEnv.Handle, Holder.Surface.Handle);
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if (_window == IntPtr.Zero)
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return;//获取window操作可以解决下拉框图像错位问题
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ANativeWindow_release(_window);
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root.LayoutManager.ExecuteLayoutPass();
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if (eglContext.EglSurface != null)
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{
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eglContext.MakeCurrent();
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//var ir = generalView.invalidateRect * RenderScaling;
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//GLES20.GlViewport(ir.X,ir.Y,ir.Width,ir.Height);
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eglContext.GetFramebufferInfo(out var fb, out var sam, out var ste);
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using (DrawingContext dc = DrawingContext.FromRenderTarget(new OpenGlRenderTarget(eglContext, pixelSize.Width, pixelSize.Height, fb, sam, ste)))
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{
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if (root.LayoutManager.VisibleUIElements != null)
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{
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root.RenderView(dc, new Drawing.Rect(0, 0, pixelSize.Width, pixelSize.Height));
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}
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}
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eglContext.SwapBuffers();
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}
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}
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else
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{
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var surface = this.Holder.Surface;
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var _window = ANativeWindow_fromSurface(JNIEnv.Handle, surface.Handle);
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if (_window == IntPtr.Zero)
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return;
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//throw new Exception("Unable to obtain ANativeWindow");
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ANativeWindow_Buffer buffer;
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var rc = new ARect()
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{
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right = ANativeWindow_getWidth(_window),
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bottom = ANativeWindow_getHeight(_window)
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};
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var size = new PixelSize(rc.right, rc.bottom);
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if (size.Width != Width || size.Height != Height)
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{//有时候渲染尺寸和控件尺寸不一样
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//surface.SetSize(size.Width, size.Height);
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//Holder.SetSizeFromLayout();
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Holder.SetFixedSize(size.Width, size.Height);
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}
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rc = new ARect()
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{
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right = ANativeWindow_getWidth(_window),
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bottom = ANativeWindow_getHeight(_window)
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};
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size = new PixelSize(rc.right, rc.bottom);
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ANativeWindow_lock(_window, out buffer, ref rc);
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root.LayoutManager.ExecuteLayoutPass();
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var Format = buffer.format == AndroidPixelFormat.WINDOW_FORMAT_RGB_565
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? CPF.Drawing.PixelFormat.Rgb565 : CPF.Drawing.PixelFormat.Rgba;
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var RowBytes = buffer.stride * (Format == CPF.Drawing.PixelFormat.Rgb565 ? 2 : 4);
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var Address = buffer.bits;
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using (Drawing.Bitmap bmp = new Drawing.Bitmap(size.Width, size.Height, RowBytes, Format, Address))
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{
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using (DrawingContext dc = DrawingContext.FromBitmap(bmp))
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{
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if (root.LayoutManager.VisibleUIElements != null)
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{
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//generalView.invalidateRect * RenderScaling
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root.RenderView(dc, new Drawing.Rect(0,0,size.Width,size.Height));
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}
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}
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}
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ANativeWindow_unlockAndPost(_window);
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ANativeWindow_release(_window);
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}
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//System.Diagnostics.Debug.WriteLine(stopwatch.ElapsedMilliseconds);
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}
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public override IInputConnection OnCreateInputConnection(EditorInfo outAttrs)
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{
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return generalView.OnCreateInputConnection(outAttrs);
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}
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public bool OnKey(View v, [GeneratedEnum] Keycode keyCode, KeyEvent e)
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{
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generalView.OnKey(v, keyCode, e);
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return false;
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}
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public bool OnTouch(View v, MotionEvent e)
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{
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return generalView.OnTouch(v, e);
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}
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//public override bool DispatchKeyEvent(KeyEvent e)
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//{
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// //var m = new WindowManagerLayoutParams(100, 100, 100, 100, WindowManagerTypes.Phone | WindowManagerTypes.ApplicationOverlay, WindowManagerFlags.NotFocusable, global::Android.Graphics.Format.Rgbx8888);
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// ////m.Gravity = GravityFlags.Left | GravityFlags.Top;
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// //activity.WindowManager.AddView(new TestView(activity) { Background = new global::Android.Graphics.Drawables.ColorDrawable(global::Android.Graphics.Color.Argb(100, 255, 0, 0)) }, m);
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//}
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protected override void DispatchSetActivated(bool activated)
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{
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base.DispatchSetActivated(activated);
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//if (activated)
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//{
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// (this as IViewImpl).Activated();
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//}
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//else
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//{
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// Deactivated();
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//}
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generalView.DispatchSetActivated(activated);
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}
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[DllImport("android")]
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internal static extern IntPtr ANativeWindow_fromSurface(IntPtr jniEnv, IntPtr handle);
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[DllImport("android")]
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internal static extern int ANativeWindow_getWidth(IntPtr window);
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[DllImport("android")]
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internal static extern int ANativeWindow_getHeight(IntPtr window);
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[DllImport("android")]
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internal static extern void ANativeWindow_release(IntPtr window);
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[DllImport("android")]
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internal static extern void ANativeWindow_unlockAndPost(IntPtr window);
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[DllImport("android")]
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internal static extern int ANativeWindow_lock(IntPtr window, out ANativeWindow_Buffer outBuffer, ref ARect inOutDirtyBounds);
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public enum AndroidPixelFormat
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{
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WINDOW_FORMAT_RGBA_8888 = 1,
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WINDOW_FORMAT_RGBX_8888 = 2,
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WINDOW_FORMAT_RGB_565 = 4,
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}
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internal struct ARect
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{
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public int left;
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public int top;
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public int right;
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public int bottom;
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}
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internal struct ANativeWindow_Buffer
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{
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// The number of pixels that are show horizontally.
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public int width;
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// The number of pixels that are shown vertically.
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public int height;
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// The number of *pixels* that a line in the buffer takes in
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// memory. This may be >= width.
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public int stride;
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// The format of the buffer. One of WINDOW_FORMAT_*
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public AndroidPixelFormat format;
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// The actual bits.
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public IntPtr bits;
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// Do not touch.
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uint reserved1;
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uint reserved2;
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uint reserved3;
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uint reserved4;
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uint reserved5;
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uint reserved6;
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}
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public Screen Screen
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{
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get
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{
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return generalView.Screen;
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}
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}
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public float RenderScaling
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{
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get
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{
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//return global::Android.App.Application.Context.Resources.DisplayMetrics.ScaledDensity;
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return generalView.RenderScaling;
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}
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}
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public float LayoutScaling => RenderScaling;
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public Action ScalingChanged { get => generalView.ScalingChanged; set => generalView.ScalingChanged = value; }
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public Action<Size> Resized { get => generalView.Resized; set => generalView.Resized = value; }
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Action<PixelPoint> IViewImpl.PositionChanged { get => generalView.PositionChanged; set => generalView.PositionChanged = value; }
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Action IViewImpl.Activated { get => generalView.Activated; set => generalView.Activated = value; }
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public Action Deactivated { get => generalView.Deactivated; set => generalView.Deactivated = value; }
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bool IViewImpl.CanActivate { get => generalView.CanActivate; set => generalView.CanActivate = value; }
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PixelPoint IViewImpl.Position
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{
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get
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{
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return generalView.Position;
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}
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set
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{
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generalView.Position = value;
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}
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}
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void IViewImpl.Activate()
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{
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//throw new NotImplementedException();
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//RequestFocus();
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generalView.Activate();
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}
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void IViewImpl.Capture()
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{
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//RequestPointerCapture();
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//throw new NotImplementedException();
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generalView.Capture();
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}
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void IViewImpl.Invalidate(in Drawing.Rect rect)
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{
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generalView.Invalidate(in rect);
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}
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Drawing.Point IViewImpl.PointToClient(Drawing.Point point)
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{
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return generalView.PointToClient(point);
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}
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Drawing.Point IViewImpl.PointToScreen(Drawing.Point point)
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{
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return generalView.PointToScreen(point);
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}
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void IViewImpl.ReleaseCapture()
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{
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generalView.ReleaseCapture();
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}
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void IViewImpl.SetCursor(Cursor cursor)
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{
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//throw new NotImplementedException();
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generalView.SetCursor(cursor);
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}
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//internal bool IMEEnable = true;
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void IViewImpl.SetIMEEnable(bool enable)
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{
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//IMEEnable = enable;
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generalView.SetIMEEnable(enable);
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}
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//bool showInput;
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//internal static IEditor editor;
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public void ShowKeyboard(bool show, IEditor editor)
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{
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generalView.ShowKeyboard(show, editor);
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}
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void IViewImpl.SetIMEPosition(Drawing.Point point)
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{
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}
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void IViewImpl.SetRoot(Controls.View view)
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{
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generalView.SetRoot(view);
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}
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void IViewImpl.SetVisible(bool visible)
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{
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generalView.SetVisible(visible);
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}
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protected override void Dispose(bool disposing)
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{
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eglContext?.Dispose();
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eglContext = null;
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base.Dispose(disposing);
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}
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public void SurfaceChanged(ISurfaceHolder holder, [GeneratedEnum] Format format, int width, int height)
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{
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pixelSize = new PixelSize(width, height);
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eglContext.OnDestroySurface();
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eglContext.OnCreateSurface();
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//GLES20.GlViewport(0, 0, width, height);
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}
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public void SurfaceCreated(ISurfaceHolder holder)
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{
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eglContext?.OnCreateSurface();
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}
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public void SurfaceDestroyed(ISurfaceHolder holder)
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{
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eglContext?.OnDestroySurface();
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}
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//public bool OnCapturedPointer(View view, MotionEvent e)
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//{
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// System.Diagnostics.Debug.WriteLine(view + "--" + e.Action);
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// return false;
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//}
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}
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class InnerView : CPF.Controls.View
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{
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ISurfaceView cpfView;
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public InnerView(ISurfaceView cpfView) : base(cpfView)
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{
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this.cpfView = cpfView;
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}
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protected override IViewImpl CreateView()
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{
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return cpfView;
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}
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}
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//class TestView : View
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//{
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// public TestView(global::Android.Content.Context context) : base(context)
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// {
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// Focusable = true;
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// FocusableInTouchMode = true;
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// }
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//}
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} |