public DrawingImage Draw(DiagramDataSeriesUnited diagramData, DiagramDataExtremums diagramDataExtremums,
DiagramDrawingCalculator diagramDrawingCalculator, DiagramMode diagramMode, Every groupInterval)
{
_diagramData = diagramData;
_extremums = diagramDataExtremums;
_diagramDrawingCalculator = diagramDrawingCalculator;
_diagramMode = diagramMode;
_groupInterval = groupInterval;
var drawingGroup = new DrawingGroup();
drawingGroup.Children.Add(FullDiagramBackground(_diagramDrawingCalculator));
drawingGroup.Children.Add(DiagramRegionBackground(_diagramDrawingCalculator));
drawingGroup.Children.Add(HorizontalAxes(_diagramDrawingCalculator));
drawingGroup.Children.Add(VerticalGridLines(_diagramDrawingCalculator));
drawingGroup.Children.Add(XAxisDashes(Dock.Top, _diagramDrawingCalculator));
drawingGroup.Children.Add(XAxisDashes(Dock.Bottom, _diagramDrawingCalculator));
drawingGroup.Children.Add(XAxisMarkers(Dock.Top, _diagramDrawingCalculator));
drawingGroup.Children.Add(XAxisMarkers(Dock.Bottom, _diagramDrawingCalculator));
drawingGroup.Children.Add(VerticalAxes(_diagramDrawingCalculator));
drawingGroup.Children.Add(YAxisDashes(Dock.Left, _diagramDrawingCalculator));
drawingGroup.Children.Add(YAxisMarkers(Dock.Left, _diagramDrawingCalculator));
drawingGroup.Children.Add(YAxisDashes(Dock.Right, _diagramDrawingCalculator));
drawingGroup.Children.Add(YAxisMarkers(Dock.Right, _diagramDrawingCalculator));
drawingGroup.Children.Add(HorizontalGridLines(_diagramDrawingCalculator));
if (_diagramMode == DiagramMode.BarVertical || _diagramMode == DiagramMode.BarVertical100)
{
BarVerticalDiagram(_diagramDrawingCalculator, ref drawingGroup);
}
if (_diagramMode == DiagramMode.Lines)
{
for (var j = 0; j < _diagramData.SeriesCount; j++)
{
drawingGroup.Children.Add(OneSeriesLine(_diagramDrawingCalculator, j));
}
}
if (_diagramMode == DiagramMode.SeparateLines)
{
drawingGroup.Children.Add(OneSeriesLine(_diagramDrawingCalculator, diagramData.ActiveLine));
}
return(new DrawingImage(drawingGroup));
}
public DiagramDataExtremums FindDataExtremums(DiagramMode diagramMode)
{
var dataExtremums = new DiagramDataExtremums();
dataExtremums.MinDate = DiagramData.ElementAt(0).Key;
dataExtremums.MaxDate = DiagramData.Last().Key;
switch (diagramMode)
{
case DiagramMode.SeparateLines:
// экстремумы определяются по одной, активной сейчас линии
dataExtremums.MinValue = double.PositiveInfinity;
dataExtremums.MaxValue = Double.NegativeInfinity;
foreach (var day in DiagramData)
{
if (day.Value[ActiveLine] < dataExtremums.MinValue)
{
dataExtremums.MinValue = day.Value[ActiveLine];
}
if (day.Value[ActiveLine] > dataExtremums.MaxValue)
{
dataExtremums.MaxValue = day.Value[ActiveLine];
}
}
break;
case DiagramMode.Lines:
case DiagramMode.BarHorizontal:
// это вариант , когда столбцы разных серий стоят рядом
dataExtremums.MinValue = DiagramData.Values.Min(l => l.Min());
dataExtremums.MaxValue = DiagramData.Values.Max(l => l.Max());
break;
case DiagramMode.BarVertical:
// ряд серий отрицательные, либо даже просто значение отрицательное в положительной серии
dataExtremums.MinValue = dataExtremums.MaxValue = 0;
foreach (var day in DiagramData)
{
var plus = day.Value.Where(values => values > 0).Sum();
var minus = day.Value.Where(values => values < 0).Sum();
if (plus > dataExtremums.MaxValue)
{
dataExtremums.MaxValue = plus;
}
if (minus < dataExtremums.MinValue)
{
dataExtremums.MinValue = minus;
}
}
break;
case DiagramMode.BarVertical100:
dataExtremums.MinValue = 0;
dataExtremums.MaxValue = 100;
break;
}
if ((int)diagramMode < 100)
{
if (dataExtremums.MaxValue > 0 && dataExtremums.MinValue > 0)
{
dataExtremums.MinValue = 0;
}
if (dataExtremums.MaxValue < 0 && dataExtremums.MinValue < 0)
{
dataExtremums.MaxValue = 0;
}
}
return(dataExtremums);
}
public bool ZoomLimits(DiagramDataSeriesUnited currentSeriesUnited, Every groupInterval, int delta, ref DiagramDataExtremums extremums)
{
if (delta < 0)// increase picture
{
if (currentSeriesUnited.DiagramData.Count < 6)
{
return(false);
}
}
else
{
}
int shiftDateRange = (extremums.MaxDate - extremums.MinDate).Days * delta / 1200;
if (Math.Abs(shiftDateRange) < 31 && groupInterval == Every.Month)
{
shiftDateRange = 31 * Math.Sign(delta);
}
if (Math.Abs(shiftDateRange) < 366 && groupInterval == Every.Year)
{
shiftDateRange = 366 * Math.Sign(delta);
}
extremums.MinDate = extremums.MinDate.AddDays(-shiftDateRange);
extremums.MaxDate = extremums.MaxDate.AddDays(shiftDateRange);
return(true);
}
public bool MoveLimits(DiagramDataSeriesUnited etalonSeriesUnited, DiagramDrawingCalculator calculator, int horizontalPoints, int verticalPoints, ref DiagramDataExtremums extremums)
{
var delta = (int)Math.Round(Math.Abs(horizontalPoints / calculator.PointPerDay));
if (horizontalPoints < 0) // двигаем влево
{
if (extremums.MaxDate == etalonSeriesUnited.DiagramData.Last().Key)
{
return(false);
}
if ((etalonSeriesUnited.DiagramData.Last().Key - extremums.MaxDate).Days < delta)
{
delta = (etalonSeriesUnited.DiagramData.Last().Key - extremums.MaxDate).Days;
}
extremums.MaxDate = extremums.MaxDate.AddDays(delta);
extremums.MinDate = extremums.MinDate.AddDays(delta);
}
else // вправо
{
if (extremums.MinDate == etalonSeriesUnited.DiagramData.ElementAt(0).Key)
{
return(false);
}
if ((extremums.MinDate - etalonSeriesUnited.DiagramData.ElementAt(0).Key).Days < delta)
{
delta = (extremums.MinDate - etalonSeriesUnited.DiagramData.ElementAt(0).Key).Days;
}
extremums.MinDate = extremums.MinDate.AddDays(-delta);
extremums.MaxDate = extremums.MaxDate.AddDays(-delta);
}
return(true);
}
