private void barButtonItem1_ItemClick(object sender, ItemClickEventArgs e)
{
_currentDrawingType = DrawingType.Polygon;
ResetButtonStyle();
barButtonPolygon.ButtonStyle = BarButtonStyle.Check;
currentMyPoly = new MyPoly() { MyPen = (Pen)(mypen.Clone()) };
}
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("�Բ�����ʹ�õ���Ƭû�ж�Ӧ��ʶ����������ѡ", "��ʾ", MessageBoxButtons.YesNoCancel) == DialogResult.Yes)
{
return;
}
}
string name = @"c:\" + ri.Id.ToString() + "." + _cameraID + "admin" + ".xml";
xmlDoc.Load(@name);
//ֱ��
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);
}
//��ͷ
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);
}
//����
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);
}
//�����
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)
{
;
}
}
private void pictureEdit1_MouseDoubleClick(object sender, MouseEventArgs e)
{
if ((_currentDrawingType == DrawingType.Polygon)&&e.Button == MouseButtons.Left)
{
if (currentMyPoly.IsFinished==false)
{
//因为双击之前会先执行两次单击，因此在双击前先删除多余的两次点信息
//
currentMyPoly.ListPoint.RemoveAt(currentMyPoly.ListPoint.Count-1);
currentMyPoly.ListPoint.RemoveAt(currentMyPoly.ListPoint.Count - 1);
currentMyPoly.ListPoint.Add(e.Location);
currentMyPoly.IsFinished = true;
//List是引用，不能直接赋值
List<Point> newPoints = new List<Point>(currentMyPoly.ListPoint.Count);
foreach (var newPoint in currentMyPoly.ListPoint)
{
newPoints.Add(newPoint);
}
MyPoly myPoly = new MyPoly { IsFinished = currentMyPoly.IsFinished, ListPoint = newPoints, MyPen = currentMyPoly.MyPen };
ListShapes.Add(myPoly);
currentMyPoly.ListPoint.Clear();
currentMyPoly.IsFinished = false;
DrawingShapes(ListShapes);
}
}
}