public abstract Image Draw(
GraphDefinition graphDefinition,
IEnumerable <PersistedCityStatisticsWithFinancialData> statistics,
Font font,
Size size);
public override Image Draw(
GraphDefinition graphDefinition,
IEnumerable <PersistedCityStatisticsWithFinancialData> statistics,
Font font,
Size size)
{
using (var chartMemoryStream = new MemoryStream())
{
var chart = new Chart
{
Width = new Unit(size.Width),
Height = new Unit(size.Height),
Palette = ChartColorPalette.Berry,
BorderColor = Color.DodgerBlue
};
chart.ChartAreas.Add("Test");
var dataTable = ConvertIntoDataTable(graphDefinition, statistics);
chart.DataBindCrossTable(dataTable.Rows, "Type", "TimeCode", graphDefinition.Title, String.Empty);
chart.Titles.Add(graphDefinition.Title);
chart.Font.Name = font.Name;
chart.Font.Size = new FontUnit(font.SizeInPoints);
chart.ChartAreas[0].BackGradientStyle = GradientStyle.TopBottom;
chart.ChartAreas[0].BackSecondaryColor = Color.LightSkyBlue;
chart.ChartAreas[0].BackColor = Color.LightBlue;
chart.Legends.Add("Legend");
foreach (var series in chart.Series)
{
series.ChartType = SeriesChartType.Line;
series.BorderWidth = series.BorderWidth * 4;
series.Color = graphDefinition.GraphSeriesSet.Single(x => x.Label == series.Name).Color;
}
if (graphDefinition.IsCurrency)
{
chart.ChartAreas.Single().AxisY.LabelStyle.Format = "{0:C}";
}
graphDefinition.DataMeter.WithResultIfHasMatch(dataMeter =>
{
foreach (var meter in dataMeter.Thresholds)
{
chart
.ChartAreas[0]
.AxisY
.CustomLabels
.Add(meter.MinMeasureUnitThreshold, meter.MaxMeasureUnitThreshold, meter.Category.ToString());
}
});
chart.SaveImage(chartMemoryStream);
return(Bitmap.FromStream(chartMemoryStream));
}
}
public override Image Draw(
GraphDefinition graphDefinition,
IEnumerable <PersistedCityStatisticsWithFinancialData> statistics,
Font font,
Size size)
{
using (var chartMemoryStream = new MemoryStream())
{
var chart = new ZedGraph.GraphPane();
foreach (var axis in new[] { chart.XAxis, chart.YAxis as Axis })
{
axis.Scale.IsUseTenPower = false;
axis.Scale.Format = "F0";
}
chart.XAxis.Title.Text = "Time";
chart.XAxis.Type = AxisType.LinearAsOrdinal;
chart.YAxis.Type = AxisType.Linear;
chart.YAxis.Title.Text = graphDefinition.Title;
foreach (var z in graphDefinition.GraphSeriesSet)
{
var pointPairList = new PointPairList();
foreach (var statistic in statistics)
{
pointPairList.Add(statistic.PersistedCityStatistics.TimeCode, z.GetValue(statistic));
}
chart.AddCurve(z.Label, pointPairList, z.Color, SymbolType.None);
}
chart.Title.Text = graphDefinition.Title;
if (graphDefinition.IsCurrency)
{
chart.YAxis.ScaleFormatEvent += (pane, axis, val, index) =>
{
return(val.ToString("C"));
};
}
graphDefinition.DataMeter.WithResultIfHasMatch(dataMeter =>
{
chart.YAxis.ScaleFormatEvent += (pane, axis, val, index) =>
{
var meter = dataMeter.Thresholds.SingleOrDefault(
x => x.MinMeasureUnitThreshold <= val && x.MaxMeasureUnitThreshold > val);
if (meter != null)
{
return(meter.Category.ToString());
}
return(string.Empty);
};
});
return(chart.GetImage());
}
}
