Slider added;

przemyslawbak · Dec 7, 2024 · 27d56d0 · 27d56d0
1 parent 5eced9e
commit 27d56d0
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Showing 2 changed files with 64 additions and 4 deletions.
diff --git a/WPFGraphMaker/MainWindow.xaml b/WPFGraphMaker/MainWindow.xaml
@@ -30,7 +30,10 @@
         <Border Grid.Row="1">
             <ContentControl Content="{Binding WpfPlot1}" Visibility="Visible"/>
         </Border>
-
+        <Slider
+                Width="500" Value="0" Orientation="Horizontal" HorizontalAlignment="Stretch" 
+                IsSnapToTickEnabled="True" Maximum="5000" TickPlacement="BottomRight" 
+                AutoToolTipPlacement="BottomRight" TickFrequency="20" ValueChanged="Slider_ValueChanged"/>
     </Grid>
 
 </Window>
diff --git a/WPFGraphMaker/MainWindow.xaml.cs b/WPFGraphMaker/MainWindow.xaml.cs
@@ -109,12 +109,14 @@ public MainWindow()
                     CanContentScroll = true
                 };
                 var st = new ScaleTransform();
+                Point p = e.GetPosition(WpfPlot1);
+                int index = (int)p.X;
                 Pixel mousePixel = new();
                 Coordinates mouseCoordinates = WpfPlot1.Plot.GetCoordinates(mousePixel);
                 cross.Position = mouseCoordinates;
                 WpfPlot1.Plot.ScaleFactor = 3;
                 scrollViewer.ScrollToTop();
-                WpfPlot1.Plot.Axes.SetLimitsY(200, 240);
+                WpfPlot1.Plot.Axes.AutoScaleY();
                 WpfPlot1.Plot.Axes.SetLimitsX(-1, 40);
                 WpfPlot1.Refresh();
             };
@@ -182,8 +184,6 @@ private void ViewGraph(List<ZigZagObject> points)
             myScatter.LinePattern = LinePattern.Solid;
             WpfPlot1.Plot.Axes.Margins(.15, .15);
             WpfPlot1.Plot.Axes.AutoScale();
-            //WpfPlot1.Plot.Axes.SetLimitsY(0,(double)pointsPlot.Max());
-            //WpfPlot1.Plot.Axes.SetLimitsX(0,(double)pointsPlot.Length);
             WpfPlot1.Refresh();
         }
 
@@ -213,5 +213,62 @@ protected void OnPropertyChanged(string propertyName)
         {
             PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
         }
+        private void Slider_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
+        {
+            var points = GetPoints().Result;
+            var pointsPlot = points.Select(x => x.Close).ToArray();
+            var signals = points.Select(x => x.Signal).ToArray();
+            var numbers = new List<double>();
+            for (int i = 0; i < points.Count; i++)
+            {
+                numbers.Add((double)i);
+            }
+
+            ScottPlot.Palettes.Category20 palette = new();
+            if (e.NewValue >= 0 && e.NewValue < pointsPlot.Length)
+            {
+                int index = (int)e.NewValue;
+                var item = points[index];
+                if (item.Signal == true)
+                {
+                    var mp = WpfPlot1.Plot.Add.Marker(index, (double)item.Close);
+                    mp.MarkerShape = MarkerShape.OpenDiamond;
+
+                    mp.MarkerStyle.FillColor = palette.GetColor(8);
+                    mp.MarkerStyle.Size = 1.5F;
+                    mp.MarkerStyle.OutlineColor = palette.GetColor(8);
+                    mp.MarkerStyle.OutlineWidth = 2;
+                    mp.MarkerStyle.LineWidth = 2f;
+                    mp.MarkerStyle.LineColor = palette.GetColor(10);
+                }
+                double xVal = (double)numbers[index];
+                double yVal = (double)pointsPlot[index];
+
+                WpfPlot1.Plot.Clear();
+                WpfPlot1.Plot.Axes.Margins(.15, .15);
+                WpfPlot1.Plot.Axes.AutoScale();
+
+                var myScatter = WpfPlot1.Plot.Add.Scatter(numbers.ToArray(), pointsPlot);
+                myScatter.Color = ScottPlot.Colors.Green;
+                myScatter.LineWidth = 1;
+                myScatter.MarkerSize = 1.2F;
+                myScatter.MarkerShape = MarkerShape.OpenSquare;
+                myScatter.LinePattern = LinePattern.Solid;
+                WpfPlot1.Refresh();
+            }
+        }
+        private async Task<List<ZigZagObject>> GetPoints()
+        {
+            var url = "https://gist.github.com/przemyslawbak/92c3d4bba27cfd2b88d0dd916bbdad14/raw/AAL_1min.json";
+
+            HttpClient client = new HttpClient();
+            HttpResponseMessage response = await client.GetAsync(url);
+            response.EnsureSuccessStatusCode();
+            string json = await response.Content.ReadAsStringAsync();
+
+            var patternName = patternNameTextBox.Text == string.Empty ? "BullishButterfly" : patternNameTextBox.Text;
+            List<ZigZagObject> points = GetGraphData(patternName, json);
+            return points;
+        }
     }
 }