private void RenderBarGraph(BarGraph graph, HtmlTextWriter html)
{
BarGraphRenderer barGraph = new BarGraphRenderer(Color.White);
barGraph.RenderMode = graph.RenderMode;
barGraph._regions = graph.Regions;
barGraph.SetTitles(graph.xTitle, null);
if (graph.yTitle != null)
{
barGraph.VerticalLabel = graph.yTitle;
}
barGraph.FontColor = Color.Black;
barGraph.ShowData = (graph.Interval == 1);
barGraph.VerticalTickCount = graph.Ticks;
string[] labels = new string[graph.Items.Count];
string[] values = new string[graph.Items.Count];
for (int i = 0; i < graph.Items.Count; ++i)
{
ChartItem item = graph.Items[i];
labels[i] = item.Name;
values[i] = item.Value.ToString();
}
barGraph._interval = graph.Interval;
barGraph.CollectDataPoints(labels, values);
Bitmap bmp = barGraph.Draw();
string fileName = graph.FileName + ".png";
bmp.Save(Path.Combine(m_OutputDirectory, fileName), ImageFormat.Png);
html.Write("<!-- ");
html.AddAttribute(HtmlAttr.Href, "#");
html.AddAttribute(HtmlAttr.Onclick, String.Format("javascript:window.open('{0}.html','ChildWindow','width={1},height={2},resizable=no,status=no,toolbar=no')", SafeFileName(FindNameFrom(graph)), bmp.Width + 30, bmp.Height + 80));
html.RenderBeginTag(HtmlTag.A);
html.Write(graph.Name);
html.RenderEndTag();
html.Write(" -->");
html.AddAttribute(HtmlAttr.Cellpadding, "0");
html.AddAttribute(HtmlAttr.Cellspacing, "0");
html.AddAttribute(HtmlAttr.Border, "0");
html.RenderBeginTag(HtmlTag.Table);
html.RenderBeginTag(HtmlTag.Tr);
html.AddAttribute(HtmlAttr.Class, "tbl-border");
html.RenderBeginTag(HtmlTag.Td);
html.AddAttribute(HtmlAttr.Width, "100%");
html.AddAttribute(HtmlAttr.Cellpadding, "4");
html.AddAttribute(HtmlAttr.Cellspacing, "1");
html.RenderBeginTag(HtmlTag.Table);
html.RenderBeginTag(HtmlTag.Tr);
html.AddAttribute(HtmlAttr.Colspan, "10");
html.AddAttribute(HtmlAttr.Width, "100%");
html.AddAttribute(HtmlAttr.Align, "center");
html.AddAttribute(HtmlAttr.Class, "header");
html.RenderBeginTag(HtmlTag.Td);
html.Write(graph.Name);
html.RenderEndTag();
html.RenderEndTag();
html.RenderBeginTag(HtmlTag.Tr);
html.AddAttribute(HtmlAttr.Colspan, "10");
html.AddAttribute(HtmlAttr.Width, "100%");
html.AddAttribute(HtmlAttr.Align, "center");
html.AddAttribute(HtmlAttr.Class, "entry");
html.RenderBeginTag(HtmlTag.Td);
html.AddAttribute(HtmlAttr.Width, bmp.Width.ToString());
html.AddAttribute(HtmlAttr.Height, bmp.Height.ToString());
html.AddAttribute(HtmlAttr.Src, fileName);
html.RenderBeginTag(HtmlTag.Img);
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
html.RenderEndTag();
bmp.Dispose();
}
private BarGraph GraphHourlyPages(PageInfoCollection pages, PageResolution res, string title, string fname)
{
int[] totals = new int[24];
int[] counts = new int[24];
DateTime[] dates = new DateTime[24];
DateTime max = DateTime.UtcNow;
DateTime min = max - TimeSpan.FromDays(7.0);
bool sentStamp = (res == PageResolution.None);
for (int i = 0; i < pages.Count; ++i)
{
if (res != PageResolution.None && pages[i].Resolution != res)
{
continue;
}
DateTime ts = (sentStamp ? pages[i].TimeSent : pages[i].TimeResolved);
if (ts >= min && ts < max)
{
DateTime date = ts.Date;
TimeSpan time = ts.TimeOfDay;
int hour = time.Hours;
totals[hour]++;
if (dates[hour] != date)
{
counts[hour]++;
dates[hour] = date;
}
}
}
BarGraph barGraph = new BarGraph(title, fname, 10, "Time", "Pages", BarGraphRenderMode.Lines);
barGraph.FontSize = 6;
for (int i = 7; i <= totals.Length + 7; ++i)
{
int val;
if (counts[i % totals.Length] == 0)
{
val = 0;
}
else
{
val = (totals[i % totals.Length] + (counts[i % totals.Length] / 2)) / counts[i % totals.Length];
}
int realHours = i % totals.Length;
int hours;
if (realHours == 0)
{
hours = 12;
}
else if (realHours > 12)
{
hours = realHours - 12;
}
else
{
hours = realHours;
}
barGraph.Items.Add(hours + (realHours >= 12 ? " PM" : " AM"), val);
}
return(barGraph);
}
private BarGraph GraphQueueStatus()
{
int[] totals = new int[24];
int[] counts = new int[24];
DateTime max = DateTime.UtcNow;
DateTime min = max - TimeSpan.FromDays(7.0);
for (int i = 0; i < m_QueueStats.Count; ++i)
{
DateTime ts = m_QueueStats[i].TimeStamp;
if (ts >= min && ts < max)
{
DateTime date = ts.Date;
TimeSpan time = ts.TimeOfDay;
int hour = time.Hours;
totals[hour] += m_QueueStats[i].Count;
counts[hour]++;
}
}
BarGraph barGraph = new BarGraph("Average pages in queue", "graph_pagequeue_avg", 10, "Time", "Pages", BarGraphRenderMode.Lines);
barGraph.FontSize = 6;
for (int i = 7; i <= totals.Length + 7; ++i)
{
int val;
if (counts[i % totals.Length] == 0)
{
val = 0;
}
else
{
val = (totals[i % totals.Length] + (counts[i % totals.Length] / 2)) / counts[i % totals.Length];
}
int realHours = i % totals.Length;
int hours;
if (realHours == 0)
{
hours = 12;
}
else if (realHours > 12)
{
hours = realHours - 12;
}
else
{
hours = realHours;
}
barGraph.Items.Add(hours + (realHours >= 12 ? " PM" : " AM"), val);
}
return(barGraph);
}
public static BarGraph OverTime(SnapshotHistory history, string reportName, string valueName, int step, int max, int ival)
{
BarGraph barGraph = new BarGraph(valueName + " over time", "graphs_" + valueName.ToLower() + "_ot", 10, "Time", valueName, BarGraphRenderMode.Lines);
TimeSpan ts = TimeSpan.FromHours((max * step) - 0.5);
DateTime mostRecent = history.Snapshots[history.Snapshots.Count - 1].TimeStamp;
DateTime minTime = mostRecent - ts;
barGraph.FontSize = 6;
barGraph.Interval = ival;
ArrayList regions = new ArrayList();
for (int i = 0; i < history.Snapshots.Count; ++i)
{
Snapshot ss = history.Snapshots[i];
DateTime timeStamp = ss.TimeStamp;
if (timeStamp < minTime)
{
continue;
}
if ((i % step) != 0)
{
continue;
}
int val = LookupReportValue(ss, reportName, valueName);
if (val == -1)
{
continue;
}
int realHours = timeStamp.TimeOfDay.Hours;
int hours;
if (realHours == 0)
{
hours = 12;
}
else if (realHours > 12)
{
hours = realHours - 12;
}
else
{
hours = realHours;
}
string dayName = timeStamp.DayOfWeek.ToString();
if (regions.Count == 0)
{
regions.Add(new BarRegion(barGraph.Items.Count, barGraph.Items.Count, dayName));
}
else
{
BarRegion region = (BarRegion)regions[regions.Count - 1];
if (region.m_Name == dayName)
{
region.m_RangeTo = barGraph.Items.Count;
}
else
{
regions.Add(new BarRegion(barGraph.Items.Count, barGraph.Items.Count, dayName));
}
}
barGraph.Items.Add(hours + (realHours >= 12 ? " PM" : " AM"), val);
}
barGraph.Regions = (BarRegion[])regions.ToArray(typeof(BarRegion));
return(barGraph);
}
public static BarGraph Growth(SnapshotHistory history, string reportName, string valueName)
{
BarGraph barGraph = new BarGraph("Growth of " + valueName + " over time", "graphs_" + valueName.ToLower() + "_growth", 10, "Time", valueName, BarGraphRenderMode.Lines);
barGraph.FontSize = 6;
barGraph.Interval = 7;
DateTime startPeriod = history.Snapshots[0].TimeStamp.Date + TimeSpan.FromDays(1.0);
DateTime endPeriod = history.Snapshots[history.Snapshots.Count - 1].TimeStamp.Date;
ArrayList regions = new ArrayList();
DateTime curDate = DateTime.MinValue;
int curPeak = -1;
int curLow = 1000;
int curTotl = 0;
int curCont = 0;
int curValu = 0;
for (int i = 0; i < history.Snapshots.Count; ++i)
{
Snapshot ss = history.Snapshots[i];
DateTime timeStamp = ss.TimeStamp;
if (timeStamp < startPeriod || timeStamp >= endPeriod)
{
continue;
}
int val = LookupReportValue(ss, reportName, valueName);
if (val == -1)
{
continue;
}
DateTime thisDate = timeStamp.Date;
if (curDate == DateTime.MinValue)
{
curDate = thisDate;
}
curCont++;
curTotl += val;
curValu = curTotl / curCont;
if (curDate != thisDate && curValu >= 0)
{
string mnthName = thisDate.ToString("MMMM");
if (regions.Count == 0)
{
regions.Add(new BarRegion(barGraph.Items.Count, barGraph.Items.Count, mnthName));
}
else
{
BarRegion region = (BarRegion)regions[regions.Count - 1];
if (region.m_Name == mnthName)
{
region.m_RangeTo = barGraph.Items.Count;
}
else
{
regions.Add(new BarRegion(barGraph.Items.Count, barGraph.Items.Count, mnthName));
}
}
barGraph.Items.Add(thisDate.Day.ToString(), curValu);
curPeak = val;
curLow = val;
}
else
{
if (val > curPeak)
{
curPeak = val;
}
if (val > 0 && val < curLow)
{
curLow = val;
}
}
curDate = thisDate;
}
barGraph.Regions = (BarRegion[])regions.ToArray(typeof(BarRegion));
return(barGraph);
}
public static BarGraph DailyAverage(SnapshotHistory history, string reportName, string valueName)
{
int[] totals = new int[24];
int[] counts = new int[24];
int min = history.Snapshots.Count - (7 * 24); // averages over one week
if (min < 0)
{
min = 0;
}
for (int i = min; i < history.Snapshots.Count; ++i)
{
Snapshot ss = history.Snapshots[i];
int val = LookupReportValue(ss, reportName, valueName);
if (val == -1)
{
continue;
}
int hour = ss.TimeStamp.TimeOfDay.Hours;
totals[hour] += val;
counts[hour]++;
}
BarGraph barGraph = new BarGraph("Hourly average " + valueName, "graphs_" + valueName.ToLower() + "_avg", 10, "Time", valueName, BarGraphRenderMode.Lines);
barGraph.m_FontSize = 6;
for (int i = 7; i <= totals.Length + 7; ++i)
{
int val;
if (counts[i % totals.Length] == 0)
{
val = 0;
}
else
{
val = (totals[i % totals.Length] + (counts[i % totals.Length] / 2)) / counts[i % totals.Length];
}
int realHours = i % totals.Length;
int hours;
if (realHours == 0)
{
hours = 12;
}
else if (realHours > 12)
{
hours = realHours - 12;
}
else
{
hours = realHours;
}
barGraph.Items.Add(hours + (realHours >= 12 ? " PM" : " AM"), val);
}
return(barGraph);
}