Exemplo n.º 1
0
 void AddDatum(TrendValue v, DateTime start, DateTime end, IList <ChartValue> timeData)
 {
     // for this math to work, we have to ignore "time" in the dates.
     start = start.Date;
     end   = end.Date;
     // duplicate the items across a range to fill the gaps so the graph spans the whole time span.
     while (start < end)
     {
         string label = this.generator.GetLabel(v);
         timeData.Add(new ChartValue(label, (double)v.Value, v.UserData));
         start = start.AddDays(1);
     }
     return;
 }
Exemplo n.º 2
0
        private TrendGraphSeries AddSeries(DateTime start, DateTime end, Color color)
        {
            ChartCategory cat = new ChartCategory();

            cat.WpfColor = color;

            nfi.NumberDecimalDigits     = 2;
            nfi.CurrencyNegativePattern = 0;

            TimeSpan span = (end - start);
            int      days = span.Days;

            if (days > 360)
            {
                cat.Name = start.Year.ToString();
            }
            else
            {
                cat.Name = start.ToShortDateString();
            }

            TrendGraphSeries s = new TrendGraphSeries(cat.Name, cat.Name);

            chartData.AddSeries(s);

            s.Flipped = generator.IsFlipped;

            IList <ChartValue> timeData = s.Values;

            s.BeginUpdate();

            DateTime   last  = start;
            TrendValue lastv = null;

            foreach (TrendValue v in this.data)
            {
                // calculate balances using data from the start of the account \ list so the end balance is correct
                if (v.Date <= end && v.Date >= start)
                {
                    // If the items are on the same day, don't add to the graph yet.
                    // Accumulate them and the accumulated value for the day will be displayed
                    if (last != v.Date)
                    {
                        AddDatum(v, last, v.Date, timeData);
                    }
                    last  = v.Date;
                    lastv = v;
                }
            }

            // Put the last item on the graph
            if (lastv != null)
            {
                AddDatum(lastv, last, end.AddDays(1), timeData);
            }

            s.EndUpdate();
            //s.Accumulate = false;
            //s.Color = color;
            s.Category = cat;
            s.Start    = start;
            s.End      = end;

            return(s);
        }
Exemplo n.º 3
0
        private TrendGraphSeries AddSeries(DateTime start, DateTime end, Color color)
        {
            ChartCategory cat = new ChartCategory();

            cat.WpfColor = color;

            nfi.NumberDecimalDigits     = 2;
            nfi.CurrencyNegativePattern = 0;

            TimeSpan span = (end - start);
            int      days = span.Days;

            if (days > 360)
            {
                cat.Name = start.Year.ToString();
            }
            else
            {
                cat.Name = start.ToShortDateString();
            }

            TrendGraphSeries s = new TrendGraphSeries(cat.Name);

            chartData.AddSeries(s);

            s.Flipped = generator.IsFlipped;

            IList <ChartDataValue> timeData = s.Values;

            TrendValue emptyTrendValue = new TrendValue();

            emptyTrendValue.Value    = 0;
            emptyTrendValue.UserData = null;

            DateTime   last  = start;
            TrendValue lastv = emptyTrendValue;

            foreach (TrendValue v in this.data)
            {
                // NOTE: This list is assumed to be sorted
                if (v.Date > end)
                {
                    break;
                }

                if (v.Date >= start)
                {
                    // If the items are on the same day, don't add to the graph yet.
                    // Accumulate them and the accumulated value for the day will be displayed
                    if (last != v.Date)
                    {
                        AddDatum(lastv, last, v.Date, timeData);
                    }
                    last = v.Date;
                }
                lastv = v;
            }

            // Put the last item on the graph
            AddDatum(lastv, last, end.AddDays(1), timeData);

            //s.Accumulate = false;
            //s.Color = color;
            s.Category = cat;
            s.Start    = start;
            s.End      = end;

            return(s);
        }