public override TargetView CreateTargetView(Target taget)
{
lock (_locker)
{
//if (displayer is TextDisplayer)
//{
// if(taget is TargetDot)
// return new DoNothingTargetView();
//}
CoordinateTargetView view;
if (taget == null)
{
return(null);
}
if (taget.GetType() == typeof(TargetDot))
{
view = new CoordinateTargetDotView(taget, _sectorDrawer[taget.SectorIndex], ((GraphicTrackDisplayer)displayer).Factory, ((GraphicTrackDisplayer)displayer).coordinateSystem);
}
else
{
view = new CoordinateTargetTrackView(taget, _sectorDrawer[taget.SectorIndex], ((GraphicTrackDisplayer)displayer).Factory, ((GraphicTrackDisplayer)displayer).coordinateSystem);
}
return(view);
}
}
private void DisplayControl_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
return;
}
bool stopFindingDot = false;
lock (_locker)
{
//鼠标点击事件转发给每个视图对象处理,倒叙遍历，因为遍历过程中会有航迹的删除和添加
for (int i = _DotViews.Length - 1; i >= 0; i--)
{
for (int j = _DotViews[i].Count - 1; j >= 0; j--)
{
if (_DotViews[i][j].HandleMouseClick(e.Location)) //点击位置附近有多个目标时，只选取一个目标
{
stopFindingDot = true;
break;
}
}
if (stopFindingDot)
{
break;
}
}
for (int i = _TrackViews.Length - 1; i >= 0; i--)
{
for (int j = _TrackViews[i].Count - 1; j >= 0; j--)
{
if (_TrackViews[i][j].HandleMouseClick(e.Location))
{
return;
}
}
}
//运行到此处说明没有点击位置没有任何目标,为MouseTargetTracker生成一个目标点
CoordinateTargetDotView view = GenerateGraphicTargetDotViewFromMouseLocation(e.Location);
view.HandleMouseClick(e.Location);
}
}
