wpf-demos/olapchart/ViewModel/ChartWaterMarkViewModel.cs

129 строки
4.0 KiB
C#

#region Copyright Syncfusion Inc. 2001 - 2024
// Copyright Syncfusion Inc. 2001 - 2024. All rights reserved.
// Use of this code is subject to the terms of our license.
// A copy of the current license can be obtained at any time by e-mailing
// licensing@syncfusion.com. Any infringement will be prosecuted under
// applicable laws.
#endregion
namespace syncfusion.olapchartdemos.wpf
{
using System;
using System.Collections.Generic;
using Syncfusion.Olap.Manager;
using Syncfusion.Olap.Reports;
using Syncfusion.Windows.Shared;
using System.Windows.Media;
using System.Reflection;
/// <summary>
/// ViewModel Class
/// </summary>
public class ChartWaterMarkViewModel : NotificationObject, IDisposable
{
#region Members
/// <summary>
/// Shared connection string.
/// </summary>
public static string ConnectionString;
private OlapDataManager olapDataManager;
#endregion
#region Constructor
/// <summary>
/// Initializes a new instance of the <see cref="ChartWaterMarkViewModel"/> class.
/// </summary>
public ChartWaterMarkViewModel()
{
ConnectionString = OlapChartModel.Initialize(System.IO.Path.GetFullPath(@"Assets\Config\OLAPSample.config"));
olapDataManager = new OlapDataManager(ConnectionString);
olapDataManager.SetCurrentReport(SimpleDimensions());
}
#endregion
#region Properties
/// <summary>
/// Gets or sets the grid data manager.
/// </summary>
/// <value>The grid data manager.</value>
public OlapDataManager DataManager
{
get { return olapDataManager; }
set { olapDataManager = value; }
}
/// <summary>
/// Gets the color collection.
/// </summary>
/// <value>The color collection.</value>
public List<string> ColorCollection
{
get
{
List<string> lst = new List<string>();
Type br = typeof(Brushes);
foreach (MemberInfo info in br.GetMembers())
{
if (info is PropertyInfo)
{
PropertyInfo pi = info as PropertyInfo;
lst.Add(pi.Name);
}
}
return lst;
}
}
#endregion
#region Helper Method
public void Dispose()
{
this.Dispose(true);
GC.SuppressFinalize(this);
}
private void Dispose(bool disposing)
{
if (disposing && this.olapDataManager != null)
this.olapDataManager.Dispose();
}
private OlapReport SimpleDimensions()
{
OlapReport olapReport = new OlapReport();
olapReport.CurrentCubeName = "Adventure Works";
DimensionElement dimensionElementColumn = new DimensionElement();
//Specifying the Column Name for the Dimension and measure elements
dimensionElementColumn.Name = "Customer";
dimensionElementColumn.AddLevel("Customer Geography", "Country");
MeasureElements measureElementColumn = new MeasureElements();
measureElementColumn.Elements.Add(new MeasureElement { Name = "Internet Sales Amount" });
//Specifying the Row Name for the Dimension element
DimensionElement dimensionElementRow = new DimensionElement();
//Specifying the Dimension Name
dimensionElementRow.Name = "Date";
dimensionElementRow.AddLevel("Fiscal", "Fiscal Year");
// Adding Column Members
olapReport.CategoricalElements.Add(dimensionElementColumn);
//Adding Measure Element
olapReport.CategoricalElements.Add(measureElementColumn);
//Adding Row Members
olapReport.SeriesElements.Add(dimensionElementRow);
return olapReport;
}
#endregion
}
}