т

AppShell.xaml

@@ -10,7 +10,7 @@
 
     <!-- Главная страница приложения -->
     <FlyoutItem Title="Главная" Icon="add.png">
-        <ShellContent ContentTemplate="{DataTemplate local:GraphPage}" />
+        <ShellContent ContentTemplate="{DataTemplate local:ResizableCanvasPage}" />
     </FlyoutItem>
 
     <!-- Выпадающий список категорий -->

ResizableCanvasPage.xaml.cs

@@ -1,6 +1,5 @@
 using Microsoft.Maui.Controls;
 using Microsoft.Maui.Graphics;
-using Microsoft.Maui.Layouts;
 using System;
 
 namespace NotesDataAnalyst
@@ -10,7 +9,6 @@ namespace NotesDataAnalyst
         private const double InitialWidth = 150;
         private const double InitialHeight = 100;
         private double startX, startY;
-        private bool isResizing;
 
         public ResizableCanvasPage()
         {
@@ -27,103 +25,111 @@ namespace NotesDataAnalyst
                 CornerRadius = 8,
                 WidthRequest = InitialWidth,
                 HeightRequest = InitialHeight,
-                Padding = 0,
+                Padding = 0,  // Óáèðàåì âíóòðåííèå îòñòóïû
-                HasShadow = true
+                Content = new Grid() // Èñïîëüçóåì Grid äëÿ äîáàâëåíèÿ ñîäåðæèìîãî è ðó÷êè
             };
 
-            var content = new Label
+            // Ñîçäàåì ñîäåðæèìîå âíóòðè ôðåéìà
+            var content = new StackLayout
             {
-                Text = "Resizable Object",
+                BackgroundColor = Colors.LightBlue,
-                HorizontalOptions = LayoutOptions.Center,
+                Children =
-                VerticalOptions = LayoutOptions.Center
+                {
+                    new Label { Text = "Resizable Object", HorizontalOptions = LayoutOptions.Center, VerticalOptions = LayoutOptions.Center }
+                }
             };
 
-            resizableFrame.Content = content;
-
-            // Ñîçäàåì ðó÷êó äëÿ èçìåíåíèÿ ðàçìåðà
             var resizeHandle = new BoxView
             {
                 BackgroundColor = Colors.Gray,
                 WidthRequest = 20,
-                HeightRequest = 20,
+                HeightRequest = 20
-                HorizontalOptions = LayoutOptions.End,
-                VerticalOptions = LayoutOptions.End
             };
 
-            // Ñîçäàåì ñëîé AbsoluteLayout äëÿ ðó÷êè è ôðåéìà
+            // Ñîçäàåì Grid âíóòðè Frame
-            var layout = new AbsoluteLayout();
+            var grid = (Grid)resizableFrame.Content;
-            AbsoluteLayout.SetLayoutBounds(resizableFrame, new Rect(0, 0, InitialWidth, InitialHeight));
-            layout.Children.Add(resizableFrame);
 
-            // Ïîçèöèîíèðóåì ðó÷êó
+            // Íàñòðîèì ñåòêó: äîáàâèì äâà ñòîëáöà è äâå ñòðîêè
-            AbsoluteLayout.SetLayoutFlags(resizeHandle, AbsoluteLayoutFlags.PositionProportional);
+            grid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Star });
-            AbsoluteLayout.SetLayoutBounds(resizeHandle, new Rect(1, 1, 20, 20));
+            grid.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto }); // äëÿ ðó÷êè
-            layout.Children.Add(resizeHandle);
+            grid.RowDefinitions.Add(new RowDefinition { Height = GridLength.Star });
+            grid.RowDefinitions.Add(new RowDefinition { Height = GridLength.Auto }); // äëÿ ðó÷êè
 
-            // Äîáàâëÿåì îáðàáîò÷èê ïåðåìåùåíèÿ
+            // Äîáàâëÿåì ñîäåðæèìîå â ïåðâóþ ÿ÷åéêó (ñòîëáåö 0, ñòðîêà 0)
+            grid.Children.Add(content); // Áåç óêàçàíèÿ êîëîíîê/ñòðîê
+
+            // Äîáàâëÿåì ðó÷êó â ïðàâûé íèæíèé óãîë (ñòîëáåö 1, ñòðîêà 1)
+            grid.Children.Add(resizeHandle); // Áåç óêàçàíèÿ êîëîíîê/ñòðîê
+
+            // Óñòàíàâëèâàåì ñòðîêó è êîëîíêó äëÿ ðó÷êè
+            Grid.SetRow(resizeHandle, 1);
+            Grid.SetColumn(resizeHandle, 1);
+
+            // Äîáàâëÿåì ïàíîðàìó äëÿ ïåðåìåùåíèÿ îáúåêòà
             var panGesture = new PanGestureRecognizer();
-            panGesture.PanUpdated += (s, e) => OnDragPanUpdated(s, e, layout);
+            panGesture.PanUpdated += (s, e) => OnDragPanUpdated(s, e, resizableFrame);
             resizableFrame.GestureRecognizers.Add(panGesture);
 
-            // Äîáàâëÿåì îáðàáîò÷èê äëÿ èçìåíåíèÿ ðàçìåðà
+            // Äîáàâëÿåì ïàíîðàìó äëÿ èçìåíåíèÿ ðàçìåðà
             var resizePanGesture = new PanGestureRecognizer();
-            resizePanGesture.PanUpdated += (s, e) => OnResizePanUpdated(s, e, layout);
+            resizePanGesture.PanUpdated += (s, e) => OnResizePanUpdated(s, e, resizableFrame, resizeHandle);
             resizeHandle.GestureRecognizers.Add(resizePanGesture);
 
-            // Óñòàíàâëèâàåì íà÷àëüíóþ ïîçèöèþ
+            // Óñòàíàâëèâàåì ïîçèöèþ ôðåéìà
-            AbsoluteLayout.SetLayoutBounds(layout, new Rect(x, y, InitialWidth, InitialHeight));
+            AbsoluteLayout.SetLayoutBounds(resizableFrame, new Rect(x, y, InitialWidth, InitialHeight));
-            CanvasLayout.Children.Add(layout);
+            CanvasLayout.Children.Add(resizableFrame);
+
+            // Îáíîâëÿåì ïîçèöèþ ðó÷êè
+            UpdateResizeHandlePosition(resizableFrame, resizeHandle);
         }
 
-        // Ëîãèêà ïåðåìåùåíèÿ
+        private void OnDragPanUpdated(object sender, PanUpdatedEventArgs e, Frame frame)
-        private void OnDragPanUpdated(object sender, PanUpdatedEventArgs e, AbsoluteLayout layout)
         {
-            if (isResizing) return;
-
             if (e.StatusType == GestureStatus.Started)
             {
-                startX = AbsoluteLayout.GetLayoutBounds(layout).X;
+                startX = AbsoluteLayout.GetLayoutBounds(frame).X;
-                startY = AbsoluteLayout.GetLayoutBounds(layout).Y;
+                startY = AbsoluteLayout.GetLayoutBounds(frame).Y;
             }
             else if (e.StatusType == GestureStatus.Running)
             {
                 double x = startX + e.TotalX;
                 double y = startY + e.TotalY;
+                AbsoluteLayout.SetLayoutBounds(frame, new Rect(x, y, frame.WidthRequest, frame.HeightRequest));
 
-                // Îáíîâëåíèå UI ÷åðåç Dispatcher
+                // Îáíîâëÿåì ïîçèöèþ ðó÷êè
-                Dispatcher.Dispatch(() =>
+                var resizeHandle = (BoxView)((Grid)frame.Content).Children[1];
-                {
+                UpdateResizeHandlePosition(frame, resizeHandle);
-                    AbsoluteLayout.SetLayoutBounds(layout, new Rect(x, y, layout.WidthRequest, layout.HeightRequest));
-                });
             }
         }
 
-        // Ëîãèêà èçìåíåíèÿ ðàçìåðà
+        private void OnResizePanUpdated(object sender, PanUpdatedEventArgs e, Frame frame, BoxView resizeHandle)
-        private void OnResizePanUpdated(object sender, PanUpdatedEventArgs e, AbsoluteLayout layout)
         {
-            isResizing = true;
             if (e.StatusType == GestureStatus.Started)
             {
-                startX = layout.WidthRequest;
+                startX = frame.WidthRequest;
-                startY = layout.HeightRequest;
+                startY = frame.HeightRequest;
             }
             else if (e.StatusType == GestureStatus.Running)
             {
                 double newWidth = Math.Max(50, startX + e.TotalX);
                 double newHeight = Math.Max(50, startY + e.TotalY);
+                frame.WidthRequest = newWidth;
+                frame.HeightRequest = newHeight;
 
-                Dispatcher.Dispatch(() =>
+                // Îáíîâëÿåì ïîçèöèþ ðó÷êè ïîñëå èçìåíåíèÿ ðàçìåðîâ
-                {
+                UpdateResizeHandlePosition(frame, resizeHandle);
-                    layout.WidthRequest = newWidth;
-                    layout.HeightRequest = newHeight;
-                });
-            }
-            else if (e.StatusType == GestureStatus.Completed || e.StatusType == GestureStatus.Canceled)
-            {
-                isResizing = false;
             }
         }
 
+        private void UpdateResizeHandlePosition(Frame frame, BoxView resizeHandle)
+        {
+            var frameBounds = AbsoluteLayout.GetLayoutBounds(frame);
+            double x = frameBounds.X + frame.WidthRequest - resizeHandle.WidthRequest;
+            double y = frameBounds.Y + frame.HeightRequest - resizeHandle.HeightRequest;
+
+            AbsoluteLayout.SetLayoutBounds(resizeHandle, new Rect(x, y, resizeHandle.WidthRequest, resizeHandle.HeightRequest));
+        }
+
         protected override void OnAppearing()
         {
             base.OnAppearing();