private void ColourClicked(object sender, EventArgs e)
{
var visgroup = VisgroupPanel.SelectedVisgroup;
if (visgroup == null)
{
return;
}
var vg = (Vg)visgroup.Tag;
using (var cp = new ColorDialog {
Color = vg.Colour
})
{
if (cp.ShowDialog() != DialogResult.OK)
{
return;
}
ColourPanel.BackColor = visgroup.Colour = vg.Colour = cp.Color;
ColourPanel.ForeColor = vg.Colour.GetIdealForegroundColour();
VisgroupPanel.UpdateVisgroupState(visgroup);
}
}
private void Update(MapDocument document)
{
Task.Factory.StartNew(() =>
{
if (document == null)
{
this.InvokeLater(() => VisgroupPanel.Clear());
}
else
{
var tree = GetItemHierarchies(document);
this.InvokeLater(() => VisgroupPanel.Update(tree));
}
});
}
private IEnumerable <IMapObject> GetVisgroupObjects(VisgroupItem item)
{
if (item?.Tag is Primitives.MapData.Visgroup v)
{
return(v.Objects);
}
if (item?.Tag is AutomaticVisgroup av)
{
return(av.Objects);
}
var children = VisgroupPanel.GetAllItems().Where(x => x.Parent == item).SelectMany(GetVisgroupObjects);
return(new HashSet <IMapObject>(children));
}
private void GroupNameChanged(object sender, EventArgs e)
{
var visgroup = VisgroupPanel.SelectedVisgroup;
if (visgroup == null)
{
return;
}
var vg = (Vg)visgroup.Tag;
if (vg.Name == GroupName.Text)
{
return;
}
visgroup.Text = vg.Name = GroupName.Text;
VisgroupPanel.UpdateVisgroupState(visgroup);
}
private void UpdateVisgroups()
{
VisgroupPanel.Update(GetVisgroupItemList());
}