void c1Map1_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button != MouseButtons.Left)
{
return;
}
_currentMark = null;
var info = c1Map1.HitTest(e.Location);
if (info == null || info.Type != HitTestType.VectorItem)
{
return;
}
if (ModifierKeys == Keys.Shift)
{
_currentMark = info.Vector;
var geometry = (GeoPoint)_currentMark.Geometry;
var location = c1Map1.GeographicToScreen(new C1.Win.Interop.Point(geometry.X, geometry.Y));
_offset = new Point(e.Location.X - (int)location.X, e.Location.Y - (int)location.Y);
}
else if (ModifierKeys == Keys.Alt)
{
_layer.Items.Remove(info.Vector);
}
}
void c1Map1_MouseUp(object sender, MouseEventArgs e)
{
if (e.Button != MouseButtons.Left)
{
return;
}
_currentMark = null;
if (ModifierKeys == Keys.Control)
{
var p1 = c1Map1.GeographicToScreen(new C1.Win.Interop.Point(-180, 90));
var p2 = c1Map1.GeographicToScreen(new C1.Win.Interop.Point(180, -90));
var location = e.Location;
if (location.X >= p1.X && location.X <= p2.X && location.Y >= p1.Y && location.Y <= p2.Y)
{
var point = c1Map1.ScreenToGeographic(location);
AddMark(point.X, point.Y);
}
}
}
