/// <summary>
/// StylePaletteProperty property changed handler.
/// </summary>
/// <param name="d">Parent that changed its StylePalette.</param>
/// <param name="e">Event arguments.</param>
private static void OnStylePalettePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
PieSeries source = d as PieSeries;
IList newValue = e.NewValue as IList;
source.OnStylePalettePropertyChanged(newValue);
}
public void InitializeComponent() {
if (_contentLoaded) {
return;
}
_contentLoaded = true;
System.Windows.Application.LoadComponent(this, new System.Uri("/AccountBook;component/StoreChart.xaml", System.UriKind.Relative));
this.LayoutRoot = ((System.Windows.Controls.Grid)(this.FindName("LayoutRoot")));
this.pageTitle = ((Microsoft.Phone.Controls.Pivot)(this.FindName("pageTitle")));
this.chart1 = ((Microsoft.Windows.Controls.DataVisualization.Charting.Chart)(this.FindName("chart1")));
this.PieChart1 = ((Microsoft.Windows.Controls.DataVisualization.Charting.PieSeries)(this.FindName("PieChart1")));
this.chart2 = ((Microsoft.Windows.Controls.DataVisualization.Charting.Chart)(this.FindName("chart2")));
this.ColumnSeries1 = ((Microsoft.Windows.Controls.DataVisualization.Charting.ColumnSeries)(this.FindName("ColumnSeries1")));
this.listMouthReport = ((System.Windows.Controls.ListBox)(this.FindName("listMouthReport")));
}
/// <summary>
/// Called when the value of the ActualOffsetRatioProperty property changes.
/// </summary>
/// <param name="oldValue">The value to be replaced.</param>
/// <param name="newValue">The new value.</param>
private void OnActualOffsetRatioPropertyChanged(double oldValue, double newValue)
{
RoutedPropertyChangedEventHandler <double> handler = this.ActualOffsetRatioChanged;
if (handler != null)
{
handler(this, new RoutedPropertyChangedEventArgs <double>(oldValue, newValue));
}
if (DesignerProperties.GetIsInDesignMode(this))
{
PieSeries.UpdatePieDataPointGeometry(this, ActualWidth, ActualHeight);
}
}
/// <summary>
/// Initializes a new instance of the PieDataPoint.
/// </summary>
public PieDataPoint()
{
DefaultStyleKey = typeof(PieDataPoint);
if (DesignerProperties.GetIsInDesignMode(this))
{
// Create default design-mode-friendly settings
ActualRatio = 0.2;
SizeChanged += delegate(object sender, SizeChangedEventArgs e)
{
// Handle SizeChanged event to update Geometry dynamically
PieSeries.UpdatePieDataPointGeometry(this, e.NewSize.Width, e.NewSize.Height);
};
}
}
//绘制收入或支出分类报表
public void DrawChart()
{
if (type == 1)
{
pageTitle.Title = year + "年" + month + "月" + "支出分类报表";
}
else
{
pageTitle.Title = year + "年" + month + "月" + "收入分类报表";
}
// 创建图表的数据源对象
ObservableCollection<ChartData> collecion = new ObservableCollection<ChartData>();
// 获取所有的记账记录
IEnumerable<Voucher> allRecords = null;
switch (type)
{
case 1://支出
allRecords = Common.GetThisMonthAllRecords(month, year)
.Where(c => c.Type == 1);
break;
case 2://收入
allRecords = Common.GetThisMonthAllRecords(month, year)
.Where(c => c.Type == 2);
break;
default:
break;
}
// 获取所有记账记录里面的类别
IEnumerable<string> enumerable2 = (from c in allRecords select c.Category).Distinct<string>();
// 按照类别来统计记账的数目
foreach (var item in enumerable2)
{
// 获取该类别下的钱的枚举集合
IEnumerable<double> enumerable3 = from c in allRecords.Where<Voucher>(c => c.Category == item) select c.Money;
// 添加一条图表的数据
ChartData data = new ChartData
{
Sum = enumerable3.Sum(),
TypeName = item
};
collecion.Add(data);
}
// 新建一个饼状图表的控件对象
PieSeries series = new PieSeries();
// 新建一个柱形图表的控件对象
ColumnSeries series2 = new ColumnSeries();
// 绑定数据源
series.ItemsSource = collecion;
series.DependentValueBinding = new Binding("Sum");
series.IndependentValueBinding = new Binding("TypeName");
series2.ItemsSource = collecion;
series2.DependentValueBinding = new Binding("Sum");
series2.IndependentValueBinding = new Binding("TypeName");
// 添加到图表里面
this.chart1.Series.Clear();
this.chart1.Series.Add(series);
this.chart2.Series.Clear();
this.chart2.Series.Add(series2);
double total = collecion.Select(c => c.Sum).Sum();
List<CategorySumTable> lcs = new List<CategorySumTable>();
foreach(var item in collecion)
{
double a = item.Sum / total * 100;
double b=Convert.ToDouble(String.Format("{0:f2}",a));
CategorySumTable cs = new CategorySumTable()
{
Name = item.TypeName,
Amount = item.Sum,
Percentage = b + "%"
};
lcs.Add(cs);
}
listMouthReport.ItemsSource = lcs;
}
