/// <summary>
/// 鼠标双击停止绘制
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void gmapControl_MouseDoubleClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left && polygonElement != null)
{
polygonElement.UpdatePosition(listMapPoints);//更新一次
layer.Refresh();
gmapControl.MouseMove -= gmapControl_MouseMove;
drawn = false;
listMapPoints.Clear();
RegistCommondExcuteEvent();
ReleaseCommond();//修改 陈静
}
}
// 鼠标移动事件，主要完成矩形绘制
private void gmapControl_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (bIsLeftButtonDown == false || bIsMultiSelect == false)
{
return; // 如果鼠标左键和Ctrl没有按下，则不执行操作
}
if (currentPoint == null)
{
return;
}
PointLatLng point = gmapControl.FromLocalToLatLng(e.X, e.Y);
//右上角
MapLngLat p1 = new MapLngLat(point.Lng, currentPoint.Lat);
//右下角
MapLngLat p2 = new MapLngLat(point.Lng, point.Lat);
//左下角
MapLngLat p3 = new MapLngLat(currentPoint.Lng, point.Lat);
pointList[1] = p1;
pointList[2] = p2;
pointList[3] = p3;
//修改其他三个点的位置
if (polygonElement != null)
{
polygonElement.UpdatePosition(pointList);
}
}
/// <summary>
/// 鼠标移动事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void mapControl_OnMouseMove(object sender, IMapControlEvents2_OnMouseMoveEvent e)
{
if (listMapPoints.Count != 0)
{
MapLngLat moveLnglat = new MapLngLat(e.mapX, e.mapY);
if (!isControl)//若没有按下空格
{
listMapPoints.Add(moveLnglat);
switch (measureType)
{
case "distance":
measureLine.UpdatePosition(listMapPoints);
segmentLength = MapFrame.Core.Common.Utils.GetDistance(downPoint, moveLnglat);
toltalLength += segmentLength;
ResultEventArgs(string.Format("当前线段长度为:{0} 千米 \n总线段长度为:{1}千米", segmentLength, toltalLength));
toltalLength -= segmentLength;
break;
case "area":
measurePolygon.UpdatePosition(listMapPoints);
IPolygon polygon = new PolygonClass();
IGeometry geometry = null;
ITopologicalOperator topo = null;
IPointCollection pointCollec = new PolygonClass();
for (int i = 0; i < listMapPoints.Count; i++)
{
pointCollec.AddPoint(new PointClass()
{
X = listMapPoints[i].Lng, Y = listMapPoints[i].Lat
});
}
polygon = pointCollec as IPolygon;
if (polygon != null)
{
polygon.Close();
geometry = polygon as IGeometry;
topo = geometry as ITopologicalOperator;
topo.Simplify();
geometry.Project(mapControl.Map.SpatialReference);
IArea area = geometry as IArea;
if (area != null)
{
measureArea = area.Area;
ResultEventArgs(string.Format("面积为:{0} 万平方千米", measureArea));
polygon = null;
}
}
break;
}
listMapPoints.Remove(moveLnglat);
}
}
}
/// <summary>
/// 鼠标移动事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void mapControl_OnMouseMove(object sender, IMapControlEvents2_OnMouseMoveEvent e)
{
if (isMouseDown && !isControl)
{
MapLngLat lnglat1 = new MapLngLat(pointList[0].Lng, e.mapY);
MapLngLat lnglat2 = new MapLngLat(e.mapX, e.mapY);
MapLngLat lnglat3 = new MapLngLat(e.mapX, pointList[0].Lat);
pointList[1] = lnglat1;
pointList[2] = lnglat2;
pointList[3] = lnglat3;
polygonElement.UpdatePosition(pointList);
}
}
/// <summary>
/// 鼠标移动实时生成
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void mapControl_OnMouseMove(object sender, IMapControlEvents2_OnMouseMoveEvent e)
{
if (listMapPoints.Count != 0 && !isControl)
{
MapLngLat moveLngLat = new MapLngLat()
{
Lng = e.mapX, Lat = e.mapY
};
listMapPoints.Add(moveLngLat);
polygonElement.UpdatePosition(listMapPoints);
listMapPoints.Remove(moveLngLat);
}
}
/// <summary>
/// 鼠标移动事件 拉大矩形
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void gmapControl_MouseMove(object sender, MouseEventArgs e)
{
if (!drawn)
{
return;
}
PointLatLng point = gmapControl.FromLocalToLatLng(e.X, e.Y);
//右上角
MapLngLat p1 = new MapLngLat(0, 0);
//右下角
MapLngLat p2 = new MapLngLat(0, 0);
//左下角
MapLngLat p3 = new MapLngLat(0, 0);
if (bIsCtrlDown) //画正方形
{
double x = point.Lng - currentPoint.Lng;
double y = point.Lat - currentPoint.Lat;
if (x > y)
{
pointList[1].Lng = currentPoint.Lng + y;
pointList[1].Lat = currentPoint.Lat;
pointList[2].Lng = currentPoint.Lng + y;
pointList[2].Lat = point.Lat;
pointList[3].Lng = currentPoint.Lng;
pointList[3].Lat = currentPoint.Lat + y;
}
else
{
pointList[1].Lng = currentPoint.Lng + x;
pointList[1].Lat = currentPoint.Lat;
pointList[2].Lng = point.Lng;
pointList[2].Lat = currentPoint.Lat + x;
pointList[3].Lng = currentPoint.Lng;
pointList[3].Lat = pointList[1].Lat;
}
}
else //画矩形
{
pointList[1].Lng = point.Lng;
pointList[1].Lat = currentPoint.Lat;
pointList[2].Lng = point.Lng;
pointList[2].Lat = point.Lat;
pointList[3].Lng = currentPoint.Lng;
pointList[3].Lat = point.Lat;
}
//修改其他三个点的位置
rectangElement.UpdatePosition(pointList);
}
/// 重绘区域
/// </summary>
/// <param name="name"></param>
/// <param name="points"></param>
public void ReDrawArea(string name, List <MapLngLat> points)
{
// 先删除之前的面，再添加新的面
if (!warnAresDic.ContainsKey(name))
{
return;
}
WarnArea area = warnAresDic[name];
foreach (string polygonName in area.Polygons)
{
IMFLayer layer = globeMapLogic.GetLayer(layerName);
if (layer == null)
{
return;
}
layer.RemoveElement(polygonName);
}
bool isWarn = area.IsWarn;
bool isImportant = area.IsImportant;
warnAresDic.Remove(name);
DrawAreaGlobe(name, points, isWarn, isImportant);
// arcmap
IMFLayer layerMap = mapMapLogic.AddLayer(layerName);
if (layerMap == null)
{
return;
}
IMFElement ele = layerMap.GetElement(name);
if (ele == null)
{
return;
}
IMFPolygon polygon = ele as IMFPolygon;
if (polygon == null)
{
return;
}
polygon.UpdatePosition(points);
}
private void 更新位置ToolStripMenuItem2_Click(object sender, System.EventArgs e)
{
if (polygonElement == null)
{
return;
}
MapLngLat m1 = new MapLngLat(111, 56);
MapLngLat m2 = new MapLngLat(89, 76);
MapLngLat m3 = new MapLngLat(92, 66);
MapLngLat m4 = new MapLngLat(100, 86);
List <MapLngLat> listMap = new List <MapLngLat>();
listMap.Add(m1);
listMap.Add(m2);
listMap.Add(m3);
listMap.Add(m4);
polygonElement.UpdatePosition(listMap);
}
// 更新波束位置
private void UpdateBeamElement(Beam beam, Model3D model)
{
var layer = mapLogic.GetLayer(beam.BeamLayerName);
if (layer == null)
{
return;
}
string elementName = beam.BeamName;
List <MapLngLat> pointListPolygon = new List <MapLngLat>();
List <MapLngLat> pointListCover = new List <MapLngLat>();
pointListPolygon.Add(model.Coordinate);
//pointListCover.Add(new MapLngLat(beam.CenterPoint.Lng, beam.CenterPoint.Lat, 100000));
for (double tempAngle = -180; tempAngle <= 180; tempAngle = tempAngle + beam.StepValue)
{
var p = Utils.GetPointByDistanceAndAngle(beam.Radius, beam.CenterPoint, tempAngle);
if (p != null)
{
pointListPolygon.Add(p);
pointListCover.Add(new MapLngLat(p.Lng, p.Lat, 100000));
}
}
var coverLayer = mapLogic.AddLayer(coverLayerName);
if (coverLayer != null)
{
// 线
IMFElement eleLine = coverLayer.GetElement(elementName + "cover_line");
if (eleLine != null)
{
IMFLine line = eleLine as IMFLine;
if (line != null)
{
line.UpdatePosition(pointListCover);
}
}
// 更新覆盖图元
IMFElement elePolygon = coverLayer.GetElement(elementName + "cover");
if (elePolygon != null)
{
IMFPolygon polygonEle = elePolygon as IMFPolygon;
if (polygonEle != null)
{
polygonEle.UpdatePosition(pointListCover); // 更新覆盖图元位置
}
}
}
// 更新波束图元
IMFElement element = layer.GetElement(elementName);
if (element == null)
{
return;
}
IMFPolygon polygonElement = element as IMFPolygon;
if (polygonElement == null)
{
return;
}
polygonElement.UpdatePosition(pointListPolygon); // 更新波束位置
layer.Refresh();
}