private void TrainingViewModel_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
if (db_context != null)
{
try
{
db_context.SaveChanges();
}
catch (Exception ex)
{
MessageBox.Show(ex.InnerException.ToString());
}
}
tr_pathWrapper l_wrapper = (sender as tr_pathWrapper);
trPathNodeModel l_node = path_graph_dict[l_wrapper.num_path][0].ActualValues[(int)l_wrapper.order] as trPathNodeModel;
if (e.PropertyName == "speed")
{
l_node.Speed = l_wrapper.speed;
if (l_wrapper.order == path_graph_dict[l_wrapper.num_path][0].ActualValues.Count - 2)
{
(path_graph_dict[l_wrapper.num_path][0].ActualValues[(int)l_wrapper.order + 1] as trPathNodeModel).Speed = l_wrapper.speed;
}
}
else if (e.PropertyName == "duration")
{
}
}
ObservableCollection <tr_pathWrapper> collectionOfWrappers(List <tr_path> a_col)
{
ObservableCollection <tr_pathWrapper> l_res = new ObservableCollection <tr_pathWrapper>();
foreach (var v in a_col)
{
tr_pathWrapper l_w = new tr_pathWrapper(v, (l_res.Count > 0 ? l_res.Last() : null));
l_res.Add(l_w);
}
return(l_res);
}
public void DeleteTrPathItem(ObservableCollection <tr_pathWrapper> a_col, tr_pathWrapper item, SeriesCollection a_graf)
{
if (item == null)
{
return;
}
a_col.Remove(item);
int idx = (int)item.order;
a_graf[0].ActualValues.RemoveAt(idx);
//if fake point left then remove it
int l_pointCnt = a_graf[0].ActualValues.Count;
if (l_pointCnt < 2)
{
a_graf[0].ActualValues.Clear();
}
else
{
for (int i = idx; i < l_pointCnt; ++i)
{
(a_graf[0].ActualValues[i] as trPathNodeModel).Start -= item.duration;
}
(a_graf[0].ActualValues[l_pointCnt - 1] as trPathNodeModel).Speed = (a_graf[0].ActualValues[l_pointCnt - 2] as trPathNodeModel).Speed;
}
if (item.Next != null)
{
item.Next.order--;
}
if (db_context != null)
{
db_context.tr_path.Remove(item.tr_path);
try
{
db_context.SaveChanges();
}
catch (Exception e)
{
MessageBox.Show(e.InnerException.ToString());
}
}
}
public void AddTrPathItem(ObservableCollection <tr_pathWrapper> a_col, tr_pathWrapper item, SeriesCollection a_graf, long a_num_path)
{
if (item == null)
{
return;
}
int idx = (int)item.order + 1;
long l_minDuration = 10;
tr_pathWrapper l_newPath = new tr_pathWrapper(new tr_path()
{
id_training = training.id, num_path = a_num_path, duration = l_minDuration, order = idx, speed = a_col[idx - 1].speed
});
if (idx < a_col.Count)
{
a_col.Insert(idx, l_newPath);
}
else
{
a_col.Add(l_newPath);
}
l_newPath.Next = item.Next;
if (item.Next != null)
{
item.Next.Previous = l_newPath;
}
l_newPath.Previous = item;
item.Next = l_newPath;
l_newPath.order = idx;
l_newPath.deleteButtonClicked += (tr_pathWrapper s) => { DeleteTrPathItem(a_col, s, a_graf); return(1); };
l_newPath.addButtonClicked += (tr_pathWrapper s) => { AddTrPathItem(a_col, s, a_graf, a_num_path); return(1); };
trPathNodeModel l_newPoint = new trPathNodeModel()
{
Speed = (a_graf[0].ActualValues[idx - 1] as trPathNodeModel).Speed, Start = (a_graf[0].ActualValues[idx - 1] as trPathNodeModel).Start + a_col[idx - 1].duration
};
for (int i = idx; i < a_graf[0].ActualValues.Count; ++i)
{
(a_graf[0].ActualValues[i] as trPathNodeModel).Start += a_col[idx].duration;
}
a_graf[0].ActualValues.Insert(idx, l_newPoint);
int l_pointCnt = a_graf[0].ActualValues.Count;
if (idx == l_pointCnt - 2)
{
(a_graf[0].ActualValues[l_pointCnt - 1] as trPathNodeModel).Speed = (a_graf[0].ActualValues[l_pointCnt - 2] as trPathNodeModel).Speed;
}
if (db_context != null)
{
db_context.tr_path.Add(l_newPath.tr_path);
try
{
db_context.SaveChanges();
}
catch (Exception e)
{
MessageBox.Show(e.InnerException.ToString());
}
}
}
