/// <summary>Format the specified axis.</summary>
/// <param name="axis">The axis to format</param>
private void FormatAxis(Models.Graph.Axis axis)
{
string title = axis.Title;
if (axis.Title == null || axis.Title == string.Empty)
{
// Work out a default title by going through all series and getting the
// X or Y field name depending on whether 'axis' is an x axis or a y axis.
HashSet <string> names = new HashSet <string>();
foreach (SeriesDefinition definition in seriesDefinitions)
{
if (definition.x != null && definition.xAxis == axis.Type && definition.xFieldName != null)
{
names.Add(definition.xFieldName);
}
if (definition.y != null && definition.yAxis == axis.Type && definition.yFieldName != null)
{
names.Add(definition.yFieldName);
}
}
// Create a default title by appending all 'names' together.
title = StringUtilities.BuildString(names.ToArray(), ", ");
}
graphView.FormatAxis(axis.Type, title, axis.Inverted, axis.Minimum, axis.Maximum, axis.Interval);
}
/// <summary>Format the specified axis.</summary>
/// <param name="axis">The axis to format</param>
private void FormatAxis(Models.Graph.Axis axis)
{
string title = axis.Title;
if (axis.Title == null || axis.Title == string.Empty)
{
// Work out a default title by going through all series and getting the
// X or Y field name depending on whether 'axis' is an x axis or a y axis.
HashSet <string> names = new HashSet <string>();
foreach (SeriesDefinition definition in SeriesDefinitions)
{
if (definition.X != null && definition.XAxis == axis.Type && definition.XFieldName != null)
{
IEnumerator enumerator = definition.X.GetEnumerator();
if (enumerator.MoveNext())
{
axis.DateTimeAxis = enumerator.Current.GetType() == typeof(DateTime);
}
string xName = definition.XFieldName;
if (definition.XFieldUnits != null)
{
xName = xName + " " + definition.XFieldUnits;
}
names.Add(xName);
}
if (definition.Y != null && definition.YAxis == axis.Type && definition.YFieldName != null)
{
IEnumerator enumerator = definition.Y.GetEnumerator();
if (enumerator.MoveNext())
{
axis.DateTimeAxis = enumerator.Current.GetType() == typeof(DateTime);
}
string yName = definition.YFieldName;
if (definition.YFieldUnits != null)
{
yName = yName + " " + definition.YFieldUnits;
}
names.Add(yName);
}
}
// Create a default title by appending all 'names' together.
title = StringUtilities.BuildString(names.ToArray(), ", ");
}
graphView.FormatAxis(axis.Type, title, axis.Inverted, axis.Minimum, axis.Maximum, axis.Interval, axis.CrossesAtZero);
}
/// <summary>
/// Attach the specified Model and View.
/// </summary>
/// <param name="model">The axis model</param>
/// <param name="view">The axis view</param>
/// <param name="explorerPresenter">The parent explorer presenter</param>
public void Attach(object model, object view, ExplorerPresenter explorerPresenter)
{
this.axis = model as Axis;
this.view = view as AxisView;
this.explorerPresenter = explorerPresenter;
// Trap change event from the model.
explorerPresenter.CommandHistory.ModelChanged += this.OnModelChanged;
// Trap events from the view.
this.view.TitleChanged += this.OnTitleChanged;
this.view.InvertedChanged += this.OnInvertedChanged;
this.view.MinimumChanged += this.OnMinimumChanged;
this.view.MaximumChanged += this.OnMaximumChanged;
this.view.IntervalChanged += this.OnIntervalChanged;
// Tell the view to populate the axis.
this.PopulateView();
}
/// <summary>User has clicked an axis.</summary>
/// <param name="axisType">Type of the axis.</param>
private void OnAxisClick(Axis.AxisType axisType)
{
AxisPresenter AxisPresenter = new AxisPresenter();
currentPresenter = AxisPresenter;
AxisView A = new AxisView();
graphView.ShowEditorPanel(A);
AxisPresenter.Attach(GetAxis(axisType), A, explorerPresenter);
}
/// <summary>The axis has changed</summary>
/// <param name="Axis">The axis.</param>
private void OnAxisChanged(Axis Axis)
{
DrawGraph();
}
/// <summary>Get an axis</summary>
/// <param name="axisType">Type of the axis.</param>
/// <returns></returns>
/// <exception cref="System.Exception">Cannot find axis with type: + axisType.ToString()</exception>
private object GetAxis(Axis.AxisType axisType)
{
foreach (Axis A in graph.Axes)
if (A.Type.ToString() == axisType.ToString())
return A;
throw new Exception("Cannot find axis with type: " + axisType.ToString());
}
/// <summary>User has clicked an axis.</summary>
/// <param name="axisType">Type of the axis.</param>
private void OnAxisClick(Axis.AxisType axisType)
{
if (currentPresenter != null)
currentPresenter.Detach();
AxisPresenter AxisPresenter = new AxisPresenter();
currentPresenter = AxisPresenter;
AxisView A = new AxisView(graphView as GraphView);
string dimension = (axisType == Axis.AxisType.Left || axisType == Axis.AxisType.Right) ? "Y" : "X";
graphView.ShowEditorPanel(A.MainWidget, dimension + "-Axis options");
AxisPresenter.Attach(GetAxis(axisType), A, explorerPresenter);
}
/// <summary>User has clicked an axis.</summary>
/// <param name="axisType">Type of the axis.</param>
private void OnAxisClick(Axis.AxisType axisType)
{
if (currentPresenter != null)
currentPresenter.Detach();
AxisPresenter AxisPresenter = new AxisPresenter();
currentPresenter = AxisPresenter;
AxisView A = new AxisView(graphView as GraphView);
graphView.ShowEditorPanel(A.MainWidget, "Axis options");
AxisPresenter.Attach(GetAxis(axisType), A, explorerPresenter);
}
/// <summary>
/// Ensure that we have all necessary axis objects.
/// </summary>
private void EnsureAllAxesExist()
{
// Get a list of all axis types that are referenced by the series.
List <Models.Graph.Axis.AxisType> allAxisTypes = new List <Models.Graph.Axis.AxisType>();
foreach (Series series in Series)
{
allAxisTypes.Add(series.XAxis);
allAxisTypes.Add(series.YAxis);
}
// Go through all graph axis objects. For each, check to see if it is still needed and
// if so copy to our list.
if (Axis == null)
{
Axis = new List <Axis>();
}
List <Axis> allAxes = new List <Axis>();
bool unNeededAxisFound = false;
foreach (Axis axis in Axis)
{
if (allAxisTypes.Contains(axis.Type))
{
allAxes.Add(axis);
}
else
{
unNeededAxisFound = true;
}
}
// Go through all series and make sure an axis object is present in our AllAxes list. If
// not then go create an axis object.
bool axisWasAdded = false;
foreach (Series S in Series)
{
Axis foundAxis = allAxes.Find(a => a.Type == S.XAxis);
if (foundAxis == null)
{
allAxes.Add(new Axis()
{
Type = S.XAxis
});
axisWasAdded = true;
}
foundAxis = allAxes.Find(a => a.Type == S.YAxis);
if (foundAxis == null)
{
allAxes.Add(new Axis()
{
Type = S.YAxis
});
axisWasAdded = true;
}
}
if (unNeededAxisFound || axisWasAdded)
{
Axis = allAxes;
}
}
