/// <summary>
/// 创建图表
/// </summary>
/// <param name="chartEx"></param>
private static void CreateBarChart(BarChartEx chartEx)
{
foreach (var item in chartEx.dataSource)
{
System.Reflection.PropertyInfo[] properties = item.GetType().GetProperties(System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public);
dynamic xValue = 0, yValue = 0;
xValue = item.GetType().GetProperty(chartEx.XValuePath).GetValue(item);
yValue = item.GetType().GetProperty(chartEx.YValuePath).GetValue(item);
var bar = chartEx.GetBar(yValue, xValue);
bar.Height = chartEx._Content.Height;
chartEx._Content.Children.Add(bar);
}
}
/// <summary>
/// 创建图表
/// </summary>
/// <param name="chartEx"></param>
private static void CreateBarChart(BarChartEx chartEx)
{
foreach (var item in chartEx.dataSource)
{
dynamic xValue = 0, yValue = 0;
//通过映射获取数据集中的值
xValue = item.GetType().GetProperty(chartEx.XValuePath).GetValue(item);
yValue = item.GetType().GetProperty(chartEx.YValuePath).GetValue(item);
var bar = chartEx.GetBar(yValue, xValue);
bar.Height = chartEx._Content.Height;
chartEx._Content.Children.Add(bar);
}
}
/// <summary>
/// 计算Y的数据值和条图高像素设置的比例
/// </summary>
/// <param name="chartEx"></param>
private static void Calulate_Data2Height_Value(BarChartEx chartEx)
{
if (chartEx.dataSource != null)
{
double maxValue = 0;
//遍历取得数据源中最大的Y值
foreach (var item in chartEx.dataSource)
{
dynamic temp = item.GetType().GetProperty(chartEx.YValuePath).GetValue(item);
try
{
double flag = temp;
maxValue = maxValue > flag ? maxValue : flag;
}
catch (Exception)
{
MessageBox.Show("Y数据类型错误");
}
}
//将条图区域的高和Y值的比例作为换算比例
//50在这用作Y数据Text和X轴数据Text的控件高总和的估值 （暂时没必要精确）
chartEx._data2BarHeight = int.Parse(((chartEx._Content.ActualHeight - 50) / maxValue).ToString());
}
}
