/// <summary>
/// 列表选择变更消息
/// </summary>
private void gridSpectrum_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (selectChangeFromChart == false && newGraphicChart != null)
{
List <Guid> sels = new List <Guid>();
foreach (var item in gridSpectrum.SelectedItems)
{
ColorChartDisplayInfo info = item as ColorChartDisplayInfo;
if (info.isChecked)
{
sels.Add(info.key);
}
}
newGraphicChart.SelectedItems = sels;
}
SelectionChangedEventArgs arg = null;
if (gridSpectrum.SelectedItem == null)
{
arg = new SelectionChangedEventArgs(ItemSelectedEvent, new List <ColorChartDisplayInfo>(), new List <ColorChartDisplayInfo>());
}
else
{
arg = new SelectionChangedEventArgs(ItemSelectedEvent, new List <ColorChartDisplayInfo>(), new List <ColorChartDisplayInfo>()
{
(ColorChartDisplayInfo)gridSpectrum.SelectedItem
});
}
RaiseEvent(arg);
}
/// <summary>
/// 显示或者隐藏光谱图形
/// </summary>
void spectrumData_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
ColorChartDisplayInfo info = sender as ColorChartDisplayInfo;
if (e.PropertyName == "isChecked")
{
if (newGraphicChart != null)
{
//要有读入的光谱数据才能添加
if (info.isChecked && info.xDatas != null && info.yDatas != null)
{
newGraphicChart.AddChart(info.xDatas, info.yDatas, info.color, info.key, info.name, info.dataDisplayFormat);
}
else
{
newGraphicChart.RemoveChart(info.key);
}
newGraphicChart.Refresh(); //需要刷新一下
}
//headerVisibleChecker.Checked -= visibleChecker_Checked;
//headerVisibleChecker.Unchecked -= visibleChecker_Checked; // visibleChecker_Unchecked;
//headerVisibleChecker.IsChecked = (from item in spectrumFileList where item.isChecked select item).Count() > 0;
//headerVisibleChecker.Checked += visibleChecker_Checked;
//headerVisibleChecker.Unchecked += visibleChecker_Checked; //visibleChecker_Unchecked;
}
}
/// <summary>
/// 选中一个Item,并自动将其滚动到可见区域
/// </summary>
/// <param name="item"></param>
public void SelectItem(ColorChartDisplayInfo item)
{
gridSpectrum.SelectedItem = item;
if (gridSpectrum.SelectedItem != null)
{
gridSpectrum.UpdateLayout();
gridSpectrum.ScrollIntoView(gridSpectrum.SelectedItem);
}
}
/// <summary>
/// 移除列表中的当前项目
/// </summary>
private void CellRemoveItem_Click(object sender, RoutedEventArgs e)
{
Button btn = sender as Button;
if (btn.Tag != null && btn.Tag is ColorChartDisplayInfo)
{
ColorChartDisplayInfo item = btn.Tag as ColorChartDisplayInfo;
//发送项目移除消息
SelectionChangedEventArgs arg = new SelectionChangedEventArgs(ItemRemovedEvent, new List <ColorChartDisplayInfo>()
{
item
}, null);
RaiseEvent(arg);
spectrumFileList.Remove(item);
}
}
/// <summary>
/// 刷新一个项
/// </summary>
/// <param name="item"></param>
/// <param name="refreshRightNow">是否立即刷新图形</param>
public void RefreshItem(ColorChartDisplayInfo item, bool refreshRightNow = true)
{
if (spectrumFileList.IndexOf(item) == -1)
{
return;
}
newGraphicChart.RemoveChart(item.key);
if (item.isChecked == false)
{
return;
}
newGraphicChart.AddChart(item.xDatas, item.yDatas, item.color, item.key, item.name, item.dataDisplayFormat);
if (refreshRightNow)
{
newGraphicChart.Refresh();
}
}
/// <summary>
/// 修改显示颜色窗口关闭
/// </summary>
void colorPop_Closed(object sender, EventArgs e)
{
ColorPicker colorPop = sender as ColorPicker;
if (colorPop == null || colorPop.selectedBursh == null)
{
return;
}
if (!colorChangeFromHeader) //只改变一个文件,文件在 colorPop.Tag 中
{
ColorChartDisplayInfo item = colorPop.Tag as ColorChartDisplayInfo;
if (item == null || spectrumFileList.IndexOf(item) < 0)
{
return;
}
item.color = (SolidColorBrush)colorPop.selectedBursh;
if (newGraphicChart != null)
{
newGraphicChart.ChangeColor(item.key, item.color);
newGraphicChart.Refresh(); //需要刷新一下
}
}
else //改变选中文件
{
foreach (var item in gridSpectrum.SelectedItems)
{
ColorChartDisplayInfo info = item as ColorChartDisplayInfo;
info.color = (SolidColorBrush)colorPop.selectedBursh;
if (newGraphicChart != null)
{
newGraphicChart.ChangeColor(info.key, info.color);
}
}
if (newGraphicChart != null && gridSpectrum.SelectedItems.Count > 0)
{
newGraphicChart.Refresh();
}
}
}
/// <summary>
/// 文件列表变化消息
/// </summary>
void spectrumFileList_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
ObservableCollection <ColorChartDisplayInfo> filelist = sender as ObservableCollection <ColorChartDisplayInfo>;
switch (e.Action)
{
case System.Collections.Specialized.NotifyCollectionChangedAction.Add:
if (e.NewItems != null)
{
foreach (var item in e.NewItems)
{
ColorChartDisplayInfo info = item as ColorChartDisplayInfo;
if (info.color == null)
{
info.color = ColorChartDisplayInfo.GetDisplayColor(filelist.IndexOf(info));
}
info.PropertyChanged += spectrumData_PropertyChanged;
if (info.isChecked && info.xDatas != null && info.yDatas != null)
{
if (newGraphicChart != null)
{
newGraphicChart.AddChart(info.xDatas, info.yDatas, info.color, info.key, info.name, info.dataDisplayFormat);
}
}
}
if (newGraphicChart != null && e.NewItems.Count > 0) //需要刷新一下
{
newGraphicChart.Refresh();
}
}
break;
case System.Collections.Specialized.NotifyCollectionChangedAction.Move:
break;
case System.Collections.Specialized.NotifyCollectionChangedAction.Remove:
if (e.OldItems != null)
{
foreach (var item in e.OldItems)
{
ColorChartDisplayInfo info = item as ColorChartDisplayInfo;
if (newGraphicChart != null)
{
newGraphicChart.RemoveChart(info.key);
}
}
if (newGraphicChart != null && e.OldItems.Count > 0) //需要刷新一下
{
newGraphicChart.Refresh();
}
}
break;
case System.Collections.Specialized.NotifyCollectionChangedAction.Replace:
if (e.OldItems != null)
{
foreach (var item in e.OldItems)
{
ColorChartDisplayInfo info = item as ColorChartDisplayInfo;
if (newGraphicChart != null)
{
newGraphicChart.RemoveChart(info.key);
}
}
}
if (e.NewItems != null)
{
foreach (var item in e.NewItems)
{
ColorChartDisplayInfo info = item as ColorChartDisplayInfo;
if (info.color == null)
{
info.color = ColorChartDisplayInfo.GetDisplayColor(filelist.IndexOf(info));
}
info.PropertyChanged += spectrumData_PropertyChanged;
if (info.isChecked && info.xDatas != null && info.yDatas != null)
{
if (newGraphicChart != null)
{
newGraphicChart.AddChart(info.xDatas, info.yDatas, info.color, info.key, info.name, info.dataDisplayFormat);
}
}
}
}
if (newGraphicChart != null && (e.NewItems.Count > 0 || e.OldItems.Count > 0)) //需要刷新一下
{
newGraphicChart.Refresh();
}
break;
case System.Collections.Specialized.NotifyCollectionChangedAction.Reset:
if (newGraphicChart != null)
{
newGraphicChart.RemoveAllChart();
newGraphicChart.Refresh();
}
break;
default:
break;
}
}
/// <summary>
/// 设置一个新增项的属性变更通知消息
/// </summary>
/// <param name="item"></param>
public void SetPropertyChangeEventtemp(ColorChartDisplayInfo item)
{
item.PropertyChanged += spectrumData_PropertyChanged;
}
