internal static IEnumerable<XamDataChart> BuildChartElements(FlightAnalysisViewModel viewModel,
IEnumerable<string> parameterIDs, ref FAChartModel faChartModel)
{
List<XamDataChart> charts = new List<XamDataChart>();
IEnumerable<AxisDataBindingObject> bindingObjs = CalculateBindingObjects(viewModel, parameterIDs);
foreach (var bd in bindingObjs)
{
var chartCtrl = BindingChartUIFactory.CreateOneChart(bd, ref faChartModel);
if (chartCtrl != null)
{
if (chartCtrl != null)
charts.Add(chartCtrl);
//TODO: custom chart event handle:
}
}
return charts;
}
public static XamDataChart CreateOneChart(
AxisDataBindingObject bindingObj, ref FAChartModel faChartModel)
{
FAChartSubModel model = bindingObj.ToFAChartSubModel();
if (faChartModel.SubModels.ContainsKey(bindingObj.ParameterID))
{
faChartModel.SubModels[bindingObj.ParameterID] = model;
}
else
{
faChartModel.SubModels.Add(bindingObj.ParameterID, model);
}
Infragistics.Controls.Charts.Legend legend = new Legend()
{
Margin = new Windows.UI.Xaml.Thickness(10),
Opacity = 1,
VerticalAlignment = Windows.UI.Xaml.VerticalAlignment.Top,
HorizontalAlignment = Windows.UI.Xaml.HorizontalAlignment.Right
};
Infragistics.Controls.XamDock.SetEdge(legend, Infragistics.Controls.DockEdge.InsideRight);
XamDataChart chart = new XamDataChart() { Margin = new Windows.UI.Xaml.Thickness(0, 25, 0, 25) };
chart.Legend = legend;
chart.DataContext = model;
return bindingObj.AssignSimpleLineChart(model, chart);
}
private void OnViewModelChanged()
{
if (this.m_faChartModel == null && this.m_viewModel != null)
{
this.m_faChartModel = m_viewModel.GetFAChartModel();
}
if (m_faChartModel == null)
return;
//先分析几个图，一个、两个、三个的做法不一样
//一个：全屏Grid
//两个：二分屏幕上下Grid
//三个或更多：三到n行Grid，行高固定
this.grdHost.Children.Clear();
this.grdHost.RowDefinitions.Clear();
//只需要清空Children和行，列从没设置过
IEnumerable<XamDataChart> chartElements = this.CreateElements();
IEnumerable<Infragistics.Controls.XamDock> wrapDocks = this.CreateDockElements(chartElements);
if (chartElements != null)
{
int items = chartElements.Count();
if (items == 1)
{
var chart = wrapDocks.First();// chartElements.First();
if (chart != null)
this.grdHost.Children.Add(chart);
}
else if (items == 2)
{
this.grdHost.RowDefinitions.Add(new RowDefinition());
this.grdHost.RowDefinitions.Add(new RowDefinition());
var chart1 = wrapDocks.ElementAt(0);//chartElements.ElementAt(0);
var chart2 = wrapDocks.ElementAt(1);//chartElements.ElementAt(1);
if (chart1 != null)
this.grdHost.Children.Add(chart1);
if (chart2 != null)
{
Grid.SetRow(chart2, 1);
this.grdHost.Children.Add(chart2);
}
}
else if (items > 2)
{
for (int i = 0; i < items; i++)
{
this.grdHost.RowDefinitions.Add(
new RowDefinition()
{
Height = new GridLength(BindingChartUIFactory.MultiItemsRowHeight, GridUnitType.Pixel)
}
);
var child = wrapDocks.ElementAt(i);//chartElements.ElementAt(i);
Grid.SetRow(child, i);
this.grdHost.Children.Add(child);
}
}
//items == 0 那就return
}
this.m_loadingCharts = chartElements;
this.AttachDoubleClicked();
}
