private void AnnotationStyle1_SelectedIndexChanged(object sender, System.EventArgs e)
{
if (Annotation.SelectedItem.ToString() == "Line")
{
LineAnnotation annotation = (LineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.ToString());
}
else if (Annotation.SelectedItem.ToString() == "Vertical Line")
{
VerticalLineAnnotation annotation = (VerticalLineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.ToString());
}
else if (Annotation.SelectedItem.ToString() == "Horizontal Line")
{
HorizontalLineAnnotation annotation = (HorizontalLineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.ToString());
}
else if (Annotation.SelectedItem.ToString() == "Polyline")
{
PolylineAnnotation annotation = (PolylineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.ToString());
}
else if (Annotation.SelectedItem.ToString() == "Rectangle")
{
RectangleAnnotation annotation = (RectangleAnnotation)Chart1.Annotations[0];
annotation.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.ToString()));
}
else if (Annotation.SelectedItem.ToString() == "Ellipse")
{
EllipseAnnotation annotation = (EllipseAnnotation)Chart1.Annotations[0];
annotation.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.ToString()));
}
else if (Annotation.SelectedItem.ToString() == "Arrow")
{
ArrowAnnotation annotation = (ArrowAnnotation)Chart1.Annotations[0];
if (AnnotationStyle1.SelectedItem.ToString() != "")
{
annotation.ArrowSize = int.Parse(AnnotationStyle1.SelectedItem.ToString());
}
}
else if (Annotation.SelectedItem.ToString() == "Border3D")
{
Border3DAnnotation annotation = (Border3DAnnotation)Chart1.Annotations[0];
annotation.BorderSkin.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.ToString()));
}
else if (Annotation.SelectedItem.ToString() == "Callout")
{
CalloutAnnotation annotation = (CalloutAnnotation)Chart1.Annotations[0];
annotation.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.ToString()));
}
else if (Annotation.SelectedItem.ToString() == "Polygon")
{
PolygonAnnotation annotation = (PolygonAnnotation)Chart1.Annotations[0];
annotation.LineColor = Color.FromName(AnnotationStyle1.SelectedItem.ToString());
}
}
private void SetAnnotationStyle1()
{
if (AnnotationStyle1 == null || AnnotationStyle1.SelectedIndex == -1)
{
return;
}
if (Annotation.SelectedItem.Value == "Line")
{
LineAnnotation annotation = (LineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.Value);
}
else if (Annotation.SelectedItem.Value == "Vertical Line")
{
VerticalLineAnnotation annotation = (VerticalLineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.Value);
}
else if (Annotation.SelectedItem.Value == "Horizontal Line")
{
HorizontalLineAnnotation annotation = (HorizontalLineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.Value);
}
else if (Annotation.SelectedItem.Value == "Polyline")
{
PolylineAnnotation annotation = (PolylineAnnotation)Chart1.Annotations[0];
annotation.StartCap =
(LineAnchorCapStyle)LineAnchorCapStyle.Parse(typeof(LineAnchorCapStyle), AnnotationStyle1.SelectedItem.Value);
}
else if (Annotation.SelectedItem.Value == "Rectangle")
{
RectangleAnnotation annotation = (RectangleAnnotation)Chart1.Annotations[0];
annotation.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.Value));
}
else if (Annotation.SelectedItem.Value == "Ellipse")
{
EllipseAnnotation annotation = (EllipseAnnotation)Chart1.Annotations[0];
annotation.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.Value));
}
else if (Annotation.SelectedItem.Value == "Arrow")
{
ArrowAnnotation annotation = (ArrowAnnotation)Chart1.Annotations[0];
if (AnnotationStyle1.SelectedItem.Value != "")
{
annotation.ArrowSize = int.Parse(AnnotationStyle1.SelectedItem.Value);
}
}
else if (Annotation.SelectedItem.Value == "Border3D")
{
Border3DAnnotation annotation = (Border3DAnnotation)Chart1.Annotations[0];
annotation.BorderSkin.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.Value));
}
else if (Annotation.SelectedItem.Value == "Callout")
{
CalloutAnnotation annotation = (CalloutAnnotation)Chart1.Annotations[0];
annotation.BackColor = Color.FromArgb(128, Color.FromName(AnnotationStyle1.SelectedItem.Value));
}
else if (Annotation.SelectedItem.Value == "Polygon")
{
PolygonAnnotation annotation = (PolygonAnnotation)Chart1.Annotations[0];
annotation.LineColor = Color.FromName(AnnotationStyle1.SelectedItem.Value);
}
}
private void Annotation_SelectedIndexChanged(object sender, System.EventArgs e)
{
Chart1.Annotations.Clear();
AnnotationStyle.Items.Clear();
AnnotationStyle.Enabled = false;
AnnotationStyle1.Items.Clear();
AnnotationStyle1.Enabled = false;
AnnotationStyle2.Items.Clear();
AnnotationStyle2.Visible = false;
if (Annotation.SelectedItem.ToString() == "Line")
{
LineAnnotation annotation = new LineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Height = -25;
annotation.Width = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
SetLineControls(true);
}
else if (Annotation.SelectedItem.ToString() == "Vertical Line")
{
VerticalLineAnnotation annotation = new VerticalLineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Height = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
SetLineControls(true);
}
else if (Annotation.SelectedItem.ToString() == "Horizontal Line")
{
HorizontalLineAnnotation annotation = new HorizontalLineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Width = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
SetLineControls(true);
}
else if (Annotation.SelectedItem.ToString() == "Polyline")
{
PolylineAnnotation annotation = new PolylineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
// explicitly set the relative height and width
annotation.Height = 50;
annotation.Width = 30;
PointF [] points = new PointF[5];
points[0].X = 0;
points[0].Y = 0;
points[1].X = 100;
points[1].Y = 0;
points[2].X = 0;
points[2].Y = 100;
points[3].X = 100;
points[3].Y = 100;
points[4].X = 0;
points[4].Y = 50;
annotation.GraphicsPath.AddPolygon(points);
Chart1.Annotations.Add(annotation);
SetLineControls(false);
}
else if (Annotation.SelectedItem.ToString() == "Text")
{
TextAnnotation annotation = new TextAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Text = "I am a TextAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
Chart1.Annotations.Add(annotation);
SetTextControls();
}
else if (Annotation.SelectedItem.ToString() == "Rectangle")
{
RectangleAnnotation annotation = new RectangleAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Text = "I am a\nRectangleAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
SetTextControls();
SetColorLineControls();
AnnotationStyle1.SelectedIndex = 2;
}
else if (Annotation.SelectedItem.ToString() == "Ellipse")
{
EllipseAnnotation annotation = new EllipseAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Text = "I am an EllipseAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
annotation.LineWidth = 2;
annotation.Height = 35;
annotation.Width = 60;
Chart1.Annotations.Add(annotation);
SetTextControls();
SetColorLineControls();
AnnotationStyle1.SelectedIndex = 2;
}
else if (Annotation.SelectedItem.ToString() == "Arrow")
{
ArrowAnnotation annotation = new ArrowAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Height = -25;
annotation.Width = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
SetArrowControls();
}
else if (Annotation.SelectedItem.ToString() == "Border3D")
{
Border3DAnnotation annotation = new Border3DAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Text = "I am a Border3DAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);
annotation.Height = 40;
annotation.Width = 50;
Chart1.Annotations.Add(annotation);
SetBorder3DControls();
}
else if (Annotation.SelectedItem.ToString() == "Callout")
{
CalloutAnnotation annotation = new CalloutAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Text = "I am a\nCalloutAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 10);;
annotation.Height = 35;
annotation.Width = 50;
Chart1.Annotations.Add(annotation);
SetCalloutControls();
}
else if (Annotation.SelectedItem.ToString() == "Polygon")
{
PolygonAnnotation annotation = new PolygonAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
// explicitly set the relative height and width
annotation.Height = 50;
annotation.Width = 30;
annotation.BackColor = Color.FromArgb(128, Color.Orange);
// define relative value points for a polygon
PointF [] points = new PointF[5];
points[0].X = 0;
points[0].Y = 0;
points[1].X = 100;
points[1].Y = 0;
points[2].X = 100;
points[2].Y = 100;
points[3].X = 0;
points[3].Y = 100;
points[4].X = 50;
points[4].Y = 50;
annotation.GraphicsPath.AddPolygon(points);
Chart1.Annotations.Add(annotation);
SetColorControl();
SetColorLineControls();
}
else if (Annotation.SelectedItem.ToString() == "Image")
{
if (Chart1.Images.IndexOf("MyBmp") < 0)
{
Bitmap Bmp = new Bitmap(200, 75);
Graphics g = Graphics.FromImage(Bmp);
g.FillRectangle(new SolidBrush(Color.Transparent), 0, 0, Bmp.Width, Bmp.Height);
g.FillRectangle(new SolidBrush(Color.PaleGoldenrod), Bmp.Width / 2, 0, Bmp.Width / 2, Bmp.Height);
g.FillRectangle(new SolidBrush(Color.PaleVioletRed), 0, 0, Bmp.Width / 2, Bmp.Height);
g.FillRectangle(new SolidBrush(Color.FromArgb(128, Color.DarkOrange)), 0, Bmp.Height / 2, Bmp.Width, Bmp.Height / 2);
g.DrawString("I am an ImageAnnotation", new Font("Arial", 12),
new SolidBrush(Color.Black),
new Rectangle(0, 0, Bmp.Width, Bmp.Height));
g.Dispose();
Chart1.Images.Add(new NamedImage("MyBmp", Bmp));
}
ImageAnnotation annotation = new ImageAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Image = "MyBmp";
Chart1.Annotations.Add(annotation);
StyleLabel1.Text = "";
StyleLabel2.Text = "";
}
}
private void SetAnnotationType()
{
Chart1.Annotations.Clear();
if(Annotation.SelectedItem.Value == "Line")
{
LineAnnotation annotation = new LineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Height = -25;
annotation.Width = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Vertical Line")
{
VerticalLineAnnotation annotation = new VerticalLineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Height = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Horizontal Line")
{
HorizontalLineAnnotation annotation = new HorizontalLineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Width = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Polyline")
{
PolylineAnnotation annotation = new PolylineAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
// explicitly set the relative height and width
annotation.Height = 50;
annotation.Width = 30;
PointF [] points = new PointF[5];
points[0].X = 0;
points[0].Y = 0;
points[1].X = 100;
points[1].Y = 0;
points[2].X = 0;
points[2].Y = 100;
points[3].X = 100;
points[3].Y = 100;
points[4].X = 0;
points[4].Y = 50;
annotation.GraphicsPath.AddPolygon(points);
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Text")
{
TextAnnotation annotation = new TextAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Text = "I am a TextAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Rectangle")
{
RectangleAnnotation annotation = new RectangleAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Text = "I am a\nRectangleAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Ellipse")
{
EllipseAnnotation annotation = new EllipseAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Text = "I am an EllipseAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
annotation.LineWidth = 2;
annotation.Height = 35;
annotation.Width = 60;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Arrow")
{
ArrowAnnotation annotation = new ArrowAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Height = -25;
annotation.Width = -25;
annotation.LineWidth = 2;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Border3D")
{
Border3DAnnotation annotation = new Border3DAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Text = "I am a Border3DAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 12);;
annotation.Height = 40;
annotation.Width = 50;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Callout")
{
CalloutAnnotation annotation = new CalloutAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[1];
annotation.Text = "I am a\nCalloutAnnotation";
annotation.ForeColor = Color.Black;
annotation.Font = new Font("Arial", 10);;
annotation.Height = 35;
annotation.Width = 50;
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Polygon")
{
PolygonAnnotation annotation = new PolygonAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
// explicitly set the relative height and width
annotation.Height = 50;
annotation.Width = 30;
annotation.BackColor = Color.FromArgb(128, Color.Orange);
// define relative value points for a polygon
PointF [] points = new PointF[5];
points[0].X = 0;
points[0].Y = 0;
points[1].X = 100;
points[1].Y = 0;
points[2].X = 100;
points[2].Y = 100;
points[3].X = 0;
points[3].Y = 100;
points[4].X = 50;
points[4].Y = 50;
annotation.GraphicsPath.AddPolygon(points);
Chart1.Annotations.Add(annotation);
}
else if(Annotation.SelectedItem.Value == "Image")
{
if (Chart1.Images.IndexOf("MyBmp") < 0)
{
Bitmap Bmp = new Bitmap(200, 75);
Graphics g = Graphics.FromImage(Bmp);
g.FillRectangle(new SolidBrush(Color.Transparent), 0, 0, Bmp.Width, Bmp.Height);
g.FillRectangle(new SolidBrush(Color.PaleGoldenrod), Bmp.Width/2, 0, Bmp.Width/2, Bmp.Height);
g.FillRectangle(new SolidBrush(Color.PaleVioletRed), 0, 0, Bmp.Width/2, Bmp.Height);
g.FillRectangle(new SolidBrush(Color.FromArgb(128, Color.DarkOrange)), 0, Bmp.Height/2, Bmp.Width, Bmp.Height/2);
g.DrawString("I am an ImageAnnotation", new Font("Arial", 12),
new SolidBrush(Color.Black),
new Rectangle( 0, 0, Bmp.Width, Bmp.Height));
g.Dispose();
Chart1.Images.Add(new NamedImage("MyBmp", Bmp));
}
ImageAnnotation annotation = new ImageAnnotation();
annotation.AnchorDataPoint = Chart1.Series[0].Points[2];
annotation.Image = "MyBmp";
Chart1.Annotations.Add(annotation);
}
}