Example 107: Scientific Graph showing rect selector

1// This example builds upon the basic CreateSimpleSGraph '100' example chart //
2CreateSimpleSGraph(Pesgo1);
3 
4//! Zooming in now draws an ellipse, region of interest //
5 
6// Enable Rectangle Selector //
7Pesgo1.PeUserInterface.Allow.Zooming = AllowZooming.HorzAndVert;
8Pesgo1.PeUserInterface.Allow.ZoomLimits = ZoomLimits.AxisSquare;
9 
10Pesgo1.PeUserInterface.Allow.ZoomInterfaceOnly = ZoomInterfaceOnly.Rect;
11Pesgo1.PeUserInterface.Menu.UndoZoom = MenuControl.Hide;
12Pesgo1.PeUserInterface.Allow.Maximization = false;
13 
14// Set properties related to annotations //
15Pesgo1.PeUserInterface.Menu.AnnotationControl = true;
16Pesgo1.PeAnnotation.Show = true;
17Pesgo1.PeFont.GraphAnnotationTextSize = 90;
18Pesgo1.PePlot.MarkDataPoints = false;
19 
20Pesgo1.PeColor.BitmapGradientMode = true;
21Pesgo1.PeColor.QuickStyle = QuickStyle.LightInset;
22Pesgo1.PeFont.FontSize = FontSize.Large;
23Pesgo1.PeString.MainTitle = "Use zoom to highlight a few points";
24Pesgo1.PeFont.SizeGlobalCntl = 1.3f; // make fonts a bit larger
25 
26// Adding annotation text will attempt to prevent overlapping subsets
27Pesgo1.PeAnnotation.Graph.SubsetObstacles[0] = true;
28Pesgo1.PeAnnotation.Graph.SubsetObstacles[1] = true;
29Pesgo1.PeAnnotation.Graph.SubsetObstacles[2] = true;
30Pesgo1.PeAnnotation.Graph.SubsetObstacles[3] = true;
31 
32// Generally call ReinitializeResetImage at end **'
33Pesgo1.PeFunction.ReinitializeResetImage();
34Pesgo1.Invalidate();
35// Optionally call Pego1.Refresh() if you are not seeing changes immediately
36 
37/*/////////////////////////////
38// Zoom In Event /////////////
39//////////////////////////////
40private void Pesgo1_PeZoomIn(object sender, System.EventArgs e)
41{
42    Pesgo1.PeAnnotation.Graph.Y[0] = Pesgo1.PeGrid.Zoom.MaxY;
43    Pesgo1.PeAnnotation.Graph.X[0] = Pesgo1.PeGrid.Zoom.MinX;
44    Pesgo1.PeAnnotation.Graph.Type[0] =  Convert.ToInt32(GraphAnnotationType.TopLeft);
45 
46    Pesgo1.PeAnnotation.Graph.Y[1] = Pesgo1.PeGrid.Zoom.MinY;
47    Pesgo1.PeAnnotation.Graph.X[1] = Pesgo1.PeGrid.Zoom.MaxX;
48    Pesgo1.PeAnnotation.Graph.Type[1] =  Convert.ToInt32(GraphAnnotationType.BottomRight);
49 
50    Pesgo1.PeAnnotation.Graph.Y[2] = Pesgo1.PeGrid.Zoom.MaxY;
51    Pesgo1.PeAnnotation.Graph.X[2] = Pesgo1.PeGrid.Zoom.MinX;
52    Pesgo1.PeAnnotation.Graph.Type[2] =  Convert.ToInt32(GraphAnnotationType.EllipseFill);
53    Pesgo1.PeAnnotation.Graph.Text[2] = "Region of Interest";
54    Pesgo1.PeAnnotation.Graph.GradientStyle[2] = (int) Gigasoft.ProEssentials.Enums.PlotGradientStyle.RadialCentered;
55    Pesgo1.PeAnnotation.Graph.GradientColor[2] = Color.FromArgb(5, 255, 255, 255);
56    Pesgo1.PeAnnotation.Graph.Color[2] = Color.FromArgb(195, 55, 55, 55);
57    Pesgo1.PeAnnotation.Graph.BevelStyle[2] = (int) Gigasoft.ProEssentials.Enums.BevelStyle.ThinSmooth;
58 
59    Pesgo1.PeFunction.ReinitializeResetImage();
60}
61*/