/// <summary>
/// Обновление отображения данных
/// </summary>
public void UpdateCanvas()
{
lines.Clear();
MainCanvas.Children.Clear();
if (core == null)
{
return;
}
if (core.TimeMeasureList == null)
{
return;
}
//Формируем список данных для отображения
List <TimeMeasureData> viewList = new List <TimeMeasureData>();
foreach (TimeMeasureData data in core.TimeMeasureList)
{
if ((core.ScaleManager.IsContainsTime(data.TimeStart) == true) && (core.ScaleManager.IsContainsTime(data.TimeEnd) == true))
{
viewList.Add(data);
}
}
//если список не пуст
if (viewList.Count != 0)
{
//сортируем список по значению начального времени
viewList.Sort(delegate(TimeMeasureData d1, TimeMeasureData d2) { return(d1.TimeStart.CompareTo(d2.TimeStart)); });
int layerNumber = 1;
while (viewList.Count != 0)
{
TimeMeasureData cur_data = viewList[0];
viewList.Remove(cur_data);
DrawData(cur_data, layerNumber);
List <TimeMeasureData> drawList = new List <TimeMeasureData>();
foreach (TimeMeasureData d in viewList)
{
if (d.TimeStart >= cur_data.TimeEnd)
{
DrawData(d, layerNumber);
drawList.Add(d);
cur_data = d;
}
}
foreach (TimeMeasureData d in drawList)
{
viewList.Remove(d);
}
drawList.Clear();
layerNumber++;
}
}
core.WaveformUserControl.SetLines(lines);
}
void element_MouseEnter(object sender, MouseEventArgs e)
{
TimeMeasureData data = null;
if (sender is TextBlock)
{
data = (sender as TextBlock).Tag as TimeMeasureData;
}
if (sender is Arrow)
{
data = (sender as Arrow).Tag as TimeMeasureData;
}
selectedTimeMeasureData = data;
}
/// <summary>
/// Отобразить данные на MainCanvas
/// </summary>
/// <param name="data"></param>
/// <param name="layerNumber"></param>
private void DrawData(TimeMeasureData data, int layerNumber)
{
double?pos1 = core.WaveformUserControl.GetYPos(data.Variable1);
double?pos2 = core.WaveformUserControl.GetYPos(data.Variable2);
if ((pos1 != null) && (pos2 != null))
{
Point p1 = new Point(core.ScaleManager.GetOffset(data.TimeStart), 80 - layerNumber * LayerHeight);
Point p2 = new Point(core.ScaleManager.GetOffset(data.TimeEnd), 80 - layerNumber * LayerHeight);
if (Math.Abs(p1.X - p2.X) < 16.0d)
{
return;
}
Arrow arrow = new Arrow();
arrow.X1 = p1.X;
arrow.Y1 = p1.Y;
arrow.X2 = p2.X;
arrow.Y2 = p2.Y;
arrow.HeadWidth = 10;
arrow.HeadHeight = 5;
arrow.StrokeThickness = 1;
arrow.Stroke = Brushes.Gray;
arrow.ContextMenu = Resources["ContextMenuArrow"] as ContextMenu;
arrow.Tag = data;
arrow.MouseEnter += new MouseEventHandler(element_MouseEnter);
arrow.MouseLeave += new MouseEventHandler(element_MouseLeave);
Point center = new Point((p1.X + p2.X) / 2.0, (p1.Y + p2.Y) / 2.0 - 10.0);
TextBlock textBlock = new TextBlock();
textBlock.Background = Brushes.White;
textBlock.Text = TimeInterval.ToString(data.TimeEnd - data.TimeStart);
textBlock.FontSize = 10;
textBlock.Width = 50;
textBlock.Height = 10;
textBlock.TextAlignment = TextAlignment.Center;
textBlock.TextWrapping = TextWrapping.Wrap;
textBlock.HorizontalAlignment = HorizontalAlignment.Stretch;
textBlock.VerticalAlignment = VerticalAlignment.Stretch;
textBlock.ContextMenu = Resources["ContextMenuArrow"] as ContextMenu;
textBlock.Tag = data;
textBlock.MouseEnter += new MouseEventHandler(element_MouseEnter);
textBlock.MouseLeave += new MouseEventHandler(element_MouseLeave);
MainCanvas.Children.Add(textBlock);
Canvas.SetLeft(textBlock, center.X - textBlock.Width / 2.0);
Canvas.SetTop(textBlock, center.Y);
MainCanvas.Children.Add(arrow);
Point pt1 = MainCanvas.PointToScreen(p1);
Point pt2 = MainCanvas.PointToScreen(p2);
Line line1 = new Line();
line1.X1 = pt1.X;
line1.X2 = pt1.X;
line1.Y1 = pt1.Y;
line1.Y2 = pos1.Value;
Line line2 = new Line();
line2.X1 = pt2.X;
line2.X2 = pt2.X;
line2.Y1 = pt2.Y;
line2.Y2 = pos2.Value;
lines.Add(line1);
lines.Add(line2);
}
}
