// 点的鼠标移动事件，如果是选中状态下，则拖动图元
private void gmapControl_MouseMovePoint(object sender, MouseEventArgs e)
{
//线移动
var lnglat = gmapControl.FromLocalToLatLng(e.X, e.Y);
int index = route.Points.FindIndex(o => o == CurrentPoint.Position);
if (index != -1)
{
route.Points[index] = lnglat;
}
//点移动
CurrentPoint.Position = lnglat;
gmapControl.UpdateRouteLocalPosition(route);
}
public void DrawRoute(ref GMapControl gMapControl, ref List <PointLatLng> route)
{
GMapRoute gmapRoute = new GMapRoute(route, " ");
gmapRoute.Stroke.Color = Color.Blue;
m_overlayRoute.Routes.Add(gmapRoute);
gMapControl.Overlays.Add(m_overlayRoute);
gMapControl.UpdateRouteLocalPosition(gmapRoute);
}
/// <summary>
/// 鼠标移动，实时绘制
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void gmapControl_MouseMove(object sender, MouseEventArgs e)
{
if (isMouseDown == false)
{
return;
}
if (isFinish)
{
return;
}
var lngLat = gmapControl.FromLocalToLatLng(e.X, e.Y);
gmapRoute.Points[1] = lngLat;
gmapControl.UpdateRouteLocalPosition(gmapRoute);
gmapControl.Refresh();
}
private void drawPolyLine(List <Location> points, GMapControl gmap)
{
gmap.Overlays.Clear();
PointLatLng start = new PointLatLng(points[0].Latitude, points[0].Longitude);
PointLatLng end = new PointLatLng(points[points.Count - 1].Latitude, points[points.Count - 1].Longitude);
gmap.Position = start;
//MARKERS
GMapMarker start_marker = new GMarkerGoogle(start, GMarkerGoogleType.red_dot);
GMapMarker end_marker = new GMarkerGoogle(end, GMarkerGoogleType.blue_dot);
start_marker.ToolTipText = "Start point\n" + "Latitude: " + start.Lat + "\nLongitude: " + start.Lng;
end_marker.ToolTipText = "End point\n" + "Latitude: " + end.Lat + "\nLongitude: " + end.Lng;
GMapOverlay markers = new GMapOverlay("markers");
markers.Markers.Add(start_marker);
markers.Markers.Add(end_marker);
gmap.Overlays.Add(markers);
//ROUTES
List <PointLatLng> waypoints = new List <PointLatLng>();
foreach (Location point in points)
{
waypoints.Add(new PointLatLng(point.Latitude, point.Longitude));
}
GMapRoute r = new GMapRoute("My Route")
{
Stroke = new Pen(Color.Red, 5)
};
GMapOverlay routes = new GMapOverlay("routes");
routes.Routes.Add(r);
gmap.Overlays.Add(routes);
foreach (PointLatLng point in waypoints)
{
r.Points.Add(point);
}
gmap.UpdateRouteLocalPosition(r);
}
