UI adjustment, add json proxy

2020-05-11 19:51:14 +08:00
parent 134affddaa
commit 6b28ade15a
19 changed files with 220 additions and 186 deletions
--- a/Pixiview.iOS/Renderers/BlurryPanelRenderer.cs
+++ b/Pixiview.iOS/Renderers/BlurryPanelRenderer.cs
@ -0,0 +1,86 @@
+using CoreAnimation;
+using Pixiview.iOS.Renderers;
+using Pixiview.UI;
+using UIKit;
+using Xamarin.Forms;
+using Xamarin.Forms.Platform.iOS;
+
+[assembly: ExportRenderer(typeof(BlurryPanel), typeof(BlurryPanelRenderer))]
+namespace Pixiview.iOS.Renderers
+{
+    public class BlurryPanelRenderer : ViewRenderer<BlurryPanel, UIVisualEffectView>
+    {
+        private UIVisualEffectView nativeControl;
+        private CALayer bottom;
+
+        protected override void OnElementChanged(ElementChangedEventArgs<BlurryPanel> e)
+        {
+            base.OnElementChanged(e);
+
+            if (e.OldElement != null)
+            {
+                if (bottom != null)
+                {
+                    if (bottom.SuperLayer != null)
+                    {
+                        bottom.RemoveFromSuperLayer();
+                    }
+                    bottom.Dispose();
+                    bottom = null;
+                }
+            }
+
+            if (e.NewElement != null)
+            {
+                if (Control == null)
+                {
+                    var blur = UIBlurEffect.FromStyle(UIBlurEffectStyle.SystemMaterial);
+                    nativeControl = new UIVisualEffectView(blur)
+                    {
+                        Frame = Frame
+                    };
+                    SetNativeControl(nativeControl);
+                }
+            }
+        }
+
+        public override void LayoutSubviews()
+        {
+            base.LayoutSubviews();
+
+            if (nativeControl != null)
+            {
+                if (bottom == null)
+                {
+                    bottom = new CALayer
+                    {
+                        BackgroundColor = UIColor.White.CGColor,
+                        ShadowColor = UIColor.Black.CGColor,
+                        ShadowOpacity = 1.0f
+                    };
+                }
+                if (bottom.SuperLayer == null)
+                {
+                    nativeControl.Layer.InsertSublayer(bottom, 0);
+                }
+                bottom.Frame = new CoreGraphics.CGRect(0, Frame.Height - 5, Frame.Width, 5);
+                nativeControl.Frame = Frame;
+            }
+        }
+
+        protected override void Dispose(bool disposing)
+        {
+            if (bottom != null)
+            {
+                if (bottom.SuperLayer != null)
+                {
+                    bottom.RemoveFromSuperLayer();
+                }
+                bottom.Dispose();
+                bottom = null;
+            }
+
+            base.Dispose(disposing);
+        }
+    }
+}