/// <summary>
/// Launches a form for editing the line symbolizer
/// </summary>
/// <param name="context"></param>
/// <param name="provider"></param>
/// <param name="value"></param>
/// <returns></returns>
public override object EditValue(System.ComponentModel.ITypeDescriptorContext context, IServiceProvider provider, object value)
{
_original = value as IPointSymbolizer;
if (_original == null) return value;
_copy = _original.Copy();
IWindowsFormsEditorService dialogProvider = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
DetailedPointSymbolDialog dialog = new DetailedPointSymbolDialog(_copy);
dialog.ChangesApplied += new EventHandler(dialog_ChangesApplied);
if (dialogProvider.ShowDialog(dialog) != DialogResult.OK) return value;
_original.CopyProperties(_copy);
return value;
}
/// <summary>
/// Launches a form for editing the line symbolizer
/// </summary>
/// <param name="context"></param>
/// <param name="provider"></param>
/// <param name="value"></param>
/// <returns></returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
_original = value as IPointSymbolizer;
if (_original == null)
{
return(value);
}
_copy = _original.Copy();
IWindowsFormsEditorService dialogProvider = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
DetailedPointSymbolDialog dialog = new DetailedPointSymbolDialog(_copy);
dialog.ChangesApplied += DialogChangesApplied;
if (dialogProvider.ShowDialog(dialog) != DialogResult.OK)
{
return(value);
}
_original.CopyProperties(_copy);
return(value);
}
private void DialogChangesApplied(object sender, EventArgs e)
{
_original.CopyProperties(_copy);
}
/// <summary>
/// Fires the ChangesApplied event.
/// </summary>
protected virtual void OnApplyChanges()
{
// This duplicates the content from the edit copy, but leaves the original object reference intact so that the map updates.
_original.CopyProperties(_symbolizer);
ChangesApplied?.Invoke(this, EventArgs.Empty);
}