private void btnCreatePoly_Click(object sender, EventArgs e)
{
MyPoly poly = new MyPoly();
MyPoint p0 = new MyPoint(-8167838.556196676, 5040265.098729953);
poly.Ring.Add(p0);
MyPoint p1 = new MyPoint(-8165392.571291549, 5036137.499202552);
poly.Ring.Add(p1);
MyPoint p2 = new MyPoint(-8166004.06751783, 5035678.877032841);
poly.Ring.Add(p2);
MyPoint p3 = new MyPoint(-8171354.659497795, 5035678.877032841);
poly.Ring.Add(p3);
MyPoint p4 = new MyPoint(-8167838.556196676, 5040265.098729953);
poly.Ring.Add(p4);
EditFeatureService(EditType.add, GeometryType.polygon, null, poly);
}
/// <summary>
/// This operation adds, updates and deletes features to the associated feature layer or table(POST only).
/// </summary>
/// <param name="type"></param>
private void EditFeatureService(EditType type, GeometryType geomType, MyPoint myPoint, MyPoly myPoly)
{
string formattedRequest = string.Empty;
string jsonResponse = string.Empty;
string jsonToSend = string.Empty;
string attributes = string.Empty;
string geometry = string.Empty;
string url = CompleteServiceUrl();
switch (type)
{
case EditType.add:
{
attributes = "\"attributes\":{\"";
int counter = 0;
if (_records != null)
{
foreach (IDataRecord record in _records)
{
foreach (string field in _fieldNames)
{
attributes += string.Format("{0}\":\"{1}\",\"", field, record[counter].ToString());
counter++;
}
break;
}
}
if (counter == 0) //no records added. Create a dummy record.
{
foreach (DataGridViewRow row in dataGridViewFields.Rows)
{
//todo: did I set a default color symbol?
attributes += string.Format("{0}\":\"{1}\",\"", row.Cells[0].FormattedValue.ToString(), null);
}
}
//remove the excess. Meaning remove the trailing rubbish
attributes = attributes.Remove(attributes.Length - 8);
if (geomType == GeometryType.polygon)
{
//Polygon geometry
MyPoint p;
jsonToSend = "adds=[{\"geometry\":{\"rings\":[[";
for (int i = 0; i < myPoly.Ring.Count; i++)
{
p = myPoly.Ring[i];
jsonToSend += "[" + p.X + "," + p.Y + "],";
}
jsonToSend = jsonToSend.Remove(jsonToSend.Length - 1, 1);
jsonToSend += "]],\"spatialReference\":{\"wkid\":102100}}," + attributes + "}}]";
//example
// [{"geometry":{"rings":[[[-8304737.273855386,5018862.730810074],[-8286086.638953812,5017945.486470653],[-8280583.172917282,5006632.806284452],
//[-8303820.029515964,4995931.622324532],[-8322164.916304397,5006938.554397592],[-8304737.273855386,5018862.730810074]]],
//"spatialReference":{"wkid":102100}},"attributes":{"BUFF_DIST":"3","BufferArea":null,"BufferPerimeter":null}}]
}
else
{
//NB: Sample does not provide an entry method for the user to enter an XY for point geom types.
//this is for demo purposes with a point feature service with the spatial ref as set below.
//Users of this code need to build this functionality into their app, either with text input or map click.
//Supplied XY places a point on the Coronado Bridge, San Diego, California
jsonToSend = "adds=[{\"geometry\":{\"x\":" + myPoint.X + ",\"y\":" + myPoint.Y + ",\"spatialReference\":{\"wkid\":102100}}," + attributes + "}}]";
}
break;
}
case EditType.delete:
{
break;
}
case EditType.update:
{
break;
}
default:
break;
}
//Make the HttpWebRequest
_featureEditResponse = RequestAndResponseHandler.FeatureEditRequest(url, jsonToSend, out jsonResponse);
switch (type)
{
case EditType.add:
{
if (_featureEditResponse.addResults == null)
break;
lblEditingResponse.Text = string.Format("Success: {0}, ObjectID: {1}, GlobalID: {2}, Error: {3}", _featureEditResponse.addResults[0].success,
_featureEditResponse.addResults[0].objectId, _featureEditResponse.addResults[0].globalId, _featureEditResponse.addResults[0].error);
break;
}
case EditType.delete:
{
break;
}
case EditType.update:
{
break;
}
default:
break;
}
}
private void DrawShapes(Graphics g)
{
try
{
string errMessage = "";
//ListXMLShapes.Clear();
XmlNodeList xml_lines, xml_arrows, xml_rects, xml_regions;
XmlDocument xmlDoc = new XmlDocument();
RecognizerInfo ri = RecognizerBusiness.Instance.GetRecognizerInfoByCameraId(ref errMessage, _cameraID);
if (ri == null)
{
//if (XtraMessageBox.Show("对不起，您使用的照片没有对应的识别器，请另选", "提示", MessageBoxButtons.YesNoCancel) == DialogResult.Yes)
{
return;
}
}
string name = @"c:\" + ri.Id.ToString() + "." + _cameraID + "admin" + ".xml";
xmlDoc.Load(@name);
//直线
xml_lines = xmlDoc.SelectSingleNode("/pr/cameras/camera/lines").ChildNodes;
float xScale = (float)this.Width / _currentImage.Width;
float yScale = (float)(this.Height) / _currentImage.Height;
foreach (XmlNode lineitem in xml_lines)
{
MyLine line = new MyLine();
line.MyPen = new Pen(Color.Red, 1);
XmlElement xe = (XmlElement)lineitem;
line.P1.X = Convert.ToInt32(xe.GetAttribute("X1"));
line.P1.X = (int)(line.P1.X * xScale);
line.P1.Y = Convert.ToInt32(xe.GetAttribute("Y1"));
line.P1.Y = (int)(line.P1.Y * yScale);
line.P2.X = Convert.ToInt32(xe.GetAttribute("X2"));
line.P2.X = (int)(line.P2.X * xScale);
line.P2.Y = Convert.ToInt32(xe.GetAttribute("Y2"));
line.P2.Y = (int)(line.P2.Y * yScale);
line.MyPen.Color = ColorTranslator.FromHtml(xe.GetAttribute("PenColor"));
line.MyPen.Width = Convert.ToInt32(xe.GetAttribute("PenWidth"));
g.DrawLine(line.MyPen, line.P1, line.P2);
//ListXMLShapes.Add(line);
}
//箭头
xml_arrows = xmlDoc.SelectSingleNode("/pr/cameras/camera/arrows").ChildNodes;
foreach (XmlNode arrowitem in xml_arrows)
{
MyArrow arrow = new MyArrow();
arrow.MyPen = new Pen(Color.Red, 1);
XmlElement xa = (XmlElement)arrowitem;
arrow.P1.X = Convert.ToInt32(xa.GetAttribute("X1"));
arrow.P1.X = (int)(arrow.P1.X * xScale);
arrow.P1.Y = Convert.ToInt32(xa.GetAttribute("Y1"));
arrow.P1.Y = (int)(arrow.P1.Y * yScale);
arrow.P2.X = Convert.ToInt32(xa.GetAttribute("X2"));
arrow.P2.X = (int)(arrow.P2.X * xScale);
arrow.P2.Y = Convert.ToInt32(xa.GetAttribute("Y2"));
arrow.P2.Y = (int)(arrow.P2.Y * yScale);
arrow.MyPen.Color = ColorTranslator.FromHtml(xa.GetAttribute("PenColor"));
arrow.MyPen.Width = Convert.ToInt32(xa.GetAttribute("PenWidth"));
g.DrawLine(arrow.MyPen, arrow.P1, arrow.P2);
//ListXMLShapes.Add(arrow);
}
//矩形
xml_rects = xmlDoc.SelectSingleNode("/pr/cameras/camera/rects").ChildNodes;
foreach (XmlNode rectitem in xml_rects)
{
MyRect rect = new MyRect();
rect.MyPen = new Pen(Color.Red, 1);
XmlElement xr = (XmlElement)rectitem;
rect.P1.X = Convert.ToInt32(xr.GetAttribute("X"));
rect.P1.X = (int)(rect.P1.X * xScale);
rect.P1.Y = Convert.ToInt32(xr.GetAttribute("Y"));
rect.P1.Y = (int)(rect.P1.Y * yScale);
rect.Width = Convert.ToInt32(xr.GetAttribute("W"));
rect.Width = (int)(rect.Width * xScale);
rect.Height = Convert.ToInt32(xr.GetAttribute("H"));
rect.Height = (int)(rect.Height * yScale);
rect.MyPen.Color = ColorTranslator.FromHtml(xr.GetAttribute("PenColor"));
rect.MyPen.Width = Convert.ToInt32(xr.GetAttribute("PenWidth"));
g.DrawRectangle(rect.MyPen, rect.P1.X, rect.P1.Y, rect.Width, rect.Height);
//ListXMLShapes.Add(rect);
}
//多边形
xml_regions = xmlDoc.SelectSingleNode("/pr/cameras/camera/regions").ChildNodes;
foreach (XmlNode regionitem in xml_regions)
{
MyPoly poly = new MyPoly();
poly.MyPen = new Pen(Color.Red, 1);
XmlElement xp = (XmlElement)regionitem;
poly.MyPen.Color = ColorTranslator.FromHtml(xp.GetAttribute("PenColor"));
poly.MyPen.Width = Convert.ToInt32(xp.GetAttribute("PenWidth"));
XmlNodeList pointlist = regionitem.ChildNodes;
foreach (XmlNode pitem in pointlist)
{
Point p = new Point();
XmlElement test = (XmlElement)pitem;
p.X = Convert.ToInt32(test.GetAttribute("X"));
p.X = (int)(p.X * xScale);
p.Y = Convert.ToInt32(test.GetAttribute("Y"));
p.Y = (int)(p.Y * yScale);
poly.ListPoint.Add(p);
}
//IsFinished=true
poly.IsFinished = true;
g.DrawPolygon(poly.MyPen, poly.ListPoint.ToArray());
//ListXMLShapes.Add(poly);
}
}
catch (Exception)
{
;
}
}
