/// <summary>
/// Helper method for Clone.
/// </summary>
/// <param name="a">The original object to clone.</param>
/// <param name="b">The cloned object.</param>
protected static void DoClone(LabelAxis b, LabelAxis a)
{
Axis.DoClone(b, a);
a.labels_ = (ArrayList)b.labels_.Clone();
a.numbers_ = (ArrayList)b.numbers_.Clone();
a.ticksBetweenText_ = b.ticksBetweenText_;
a.sortDataIfNecessary_ = b.sortDataIfNecessary_;
}
/// <summary>
/// Deep copy of LabelAxis.
/// </summary>
/// <returns>A copy of the LinearAxis Class.</returns>
public override object Clone()
{
LabelAxis a = new LabelAxis();
// ensure that this isn't being called on a derived type. If it is, then oh no!
if (this.GetType() != a.GetType())
{
throw new NPlotException("Error. Clone method is not defined in derived type.");
}
DoClone(this, a);
return(a);
}
public void PlotQE()
{
string lines = "Cs2Te Photocathode QE evolution Example. Demonstrates - * LabelPointPlot (allows text to be associated with points) * PointPlot droplines * LabelAxis * PhysicalSpacingMin property of LabelAxis.You cannot interact with this chart";
infoBox.Text = lines;
qeExampleTimer.Enabled = true;
plotSurface.Clear();
int len = 24;
string[] s = new string[len];
PlotQEExampleValues = new double[len];
PlotQEExampleTextValues = new string[len];
Random r = new Random();
for (int i=0; i<len;i++)
{
PlotQEExampleValues[i] = 8.0f + 12.0f * (double)r.Next(10000) / 10000.0f;
if (PlotQEExampleValues[i] > 18.0f)
{
PlotQEExampleTextValues[i] = "KCsTe";
}
else
{
PlotQEExampleTextValues[i] = "";
}
s[i] = i.ToString("00") + ".1";
}
PointPlot pp = new PointPlot();
pp.DataSource = PlotQEExampleValues;
pp.Marker = new Marker( Marker.MarkerType.Square, 10 );
pp.Marker.DropLine = true;
pp.Marker.Pen = new Pen(Color.CornflowerBlue);
pp.Marker.Filled = false;
plotSurface.Add( pp );
LabelPointPlot tp1 = new LabelPointPlot();
tp1.DataSource = PlotQEExampleValues;
tp1.TextData = PlotQEExampleTextValues;
tp1.LabelTextPosition = LabelPointPlot.LabelPositions.Above;
tp1.Marker = new Marker( Marker.MarkerType.None, 10 );
plotSurface.Add( tp1 );
LabelAxis la = new LabelAxis( plotSurface.XAxis1 );
for (int i=0; i<len; ++i)
{
la.AddLabel( s[i], i );
}
la.TickTextFont = new Font( FontFamily.GenericSerif, 7 ,FontStyle.Regular);
la.PhysicalSpacingMin = 25;
plotSurface.XAxis1 = la;
plotSurface.Title = "Cs2Te Photocathode QE evolution";
plotSurface.TitleFont = new Font(FontFamily.GenericSerif, 15, FontStyle.Regular);
plotSurface.XAxis1.WorldMin = -1.0f;
plotSurface.XAxis1.WorldMax = len;
plotSurface.XAxis1.LabelFont = new Font(FontFamily.GenericSerif, 10, FontStyle.Regular);
plotSurface.XAxis1.Label = "Cathode ID";
plotSurface.YAxis1.Label = "QE [%]";
plotSurface.YAxis1.LabelFont = new Font(FontFamily.GenericSerif, 10, FontStyle.Regular);
plotSurface.YAxis1.TickTextFont = new Font(FontFamily.GenericSerif, 10, FontStyle.Regular);
plotSurface.YAxis1.WorldMin = 0.0;
plotSurface.YAxis1.WorldMax= 25.0;
plotSurface.XAxis1.TicksLabelAngle = 60.0f;
plotSurface.XAxis1.LabelOffset = 0;
plotSurface.YAxis1.LabelOffset = 0;
plotSurface.Refresh();
}
public void PlotMockup()
{
string lines ="THE TEST (can your charting library handle this?) - xuzhenzhen.com.chart demonstrates it can handle real world charting requirements.";
infoBox.Text = lines;
// first of all, generate some mockup data.
DataTable info = new DataTable( "Store Information" );
info.Columns.Add( "Index", typeof(int) );
info.Columns.Add( "IndexOffsetLeft", typeof(float) );
info.Columns.Add( "IndexOffsetRight", typeof(float) );
info.Columns.Add( "StoreName", typeof(string) );
info.Columns.Add( "BarBase", typeof(float) );
info.Columns.Add( "StoreGrowth", typeof(float) );
info.Columns.Add( "AverageGrowth", typeof(float) );
info.Columns.Add( "ProjectedSales", typeof(float) );
float barBase = 185.0f;
Random r = new Random();
for (int i=0; i<18; ++i)
{
DataRow row = info.NewRow();
row["Index"] = i;
row["IndexOffsetLeft"] = (float)i - 0.1f;
row["IndexOffsetRight"] = (float)i + 0.1f;
row["StoreName"] = "Store " + (i+1).ToString();
row["BarBase"] = barBase;
row["StoreGrowth"] = barBase + ( (r.NextDouble() - 0.1) * 20.0f );
row["AverageGrowth"] = barBase + ( (r.NextDouble() - 0.1) * 15.0f );
row["ProjectedSales"] = barBase + ( r.NextDouble() * 15.0f );
info.Rows.Add( row );
barBase += (float)r.NextDouble() * 4.0f;
}
plotSurface.Clear();
// generate the grid
Grid grid = new Grid();
grid.VerticalGridType = Grid.GridType.Coarse;
grid.HorizontalGridType = Grid.GridType.None;
grid.MajorGridPen = new Pen( Color.Black, 1.0f );
plotSurface.Add( grid );
// generate the trendline
LinePlot trendline = new LinePlot();
trendline.DataSource = info;
trendline.AbscissaData = "Index";
trendline.OrdinateData = "BarBase";
trendline.Pen = new Pen( Color.Black, 3.0f );
trendline.Label = "Trendline";
plotSurface.Add( trendline );
// draw store growth bars
BarPlot storeGrowth = new BarPlot();
storeGrowth.DataSource = info;
storeGrowth.AbscissaData = "IndexOffsetLeft";
storeGrowth.OrdinateDataTop = "StoreGrowth";
storeGrowth.OrdinateDataBottom = "BarBase";
storeGrowth.Label = "Store Growth";
storeGrowth.FillBrush = xuzhenzhen.com.chart.RectangleBrushes.Solid.Black;
//storeGrowth.BorderPen = new Pen( Color.Black, 2.0f );
plotSurface.Add( storeGrowth );
// draw average growth bars
BarPlot averageGrowth = new BarPlot();
averageGrowth.DataSource = info;
averageGrowth.AbscissaData = "IndexOffsetRight";
averageGrowth.OrdinateDataBottom = "BarBase";
averageGrowth.OrdinateDataTop = "AverageGrowth";
averageGrowth.Label = "Average Growth";
averageGrowth.FillBrush = xuzhenzhen.com.chart.RectangleBrushes.Solid.Gray;
//averageGrowth.BorderPen = new Pen( Color.Black, 2.0f );
plotSurface.Add( averageGrowth );
// generate the projected sales step line.
StepPlot projected = new StepPlot();
projected.DataSource = info;
projected.AbscissaData = "Index";
projected.OrdinateData = "ProjectedSales";
projected.Pen = new Pen( Color.Orange, 3.0f );
projected.HideVerticalSegments = true;
projected.Center = true;
projected.Label = "Projected Sales";
projected.WidthScale = 0.7f;
plotSurface.Add( projected );
// generate the minimum target line.
HorizontalLine minimumTargetLine = new HorizontalLine( 218, new Pen( Color.Green, 3.5f ) );
minimumTargetLine.Label = "Minimum Target";
minimumTargetLine.LengthScale = 0.98f;
minimumTargetLine.ShowInLegend = true; // off by default for lines.
plotSurface.Add( minimumTargetLine );
// generate the preferred target line.
HorizontalLine preferredTargetLine = new HorizontalLine( 228, new Pen( Color.Blue, 3.5f ) );
preferredTargetLine.Label = "Preferred Target";
preferredTargetLine.LengthScale = 0.98f;
preferredTargetLine.ShowInLegend = true; // off by default for lines.
plotSurface.Add( preferredTargetLine );
// make some modifications so that chart matches requirements.
// y axis.
plotSurface.YAxis1.TicksIndependentOfPhysicalExtent = true;
plotSurface.YAxis1.TickTextNextToAxis = false;
plotSurface.YAxis1.TicksAngle = 3.0f * (float)Math.PI / 2.0f;
((LinearAxis)plotSurface.YAxis1).LargeTickStep = 10.0;
((LinearAxis)plotSurface.YAxis1).NumberOfSmallTicks = 0;
// x axis
plotSurface.XAxis1.TicksIndependentOfPhysicalExtent = true;
plotSurface.XAxis1.TickTextNextToAxis = false;
plotSurface.XAxis1.TicksAngle = (float)Math.PI / 2.0f;
LabelAxis la = new LabelAxis( plotSurface.XAxis1 );
for (int i=0; i<info.Rows.Count; ++i)
{
la.AddLabel( (string)info.Rows[i]["StoreName"], Convert.ToInt32(info.Rows[i]["Index"]) );
}
la.TicksLabelAngle = (float)90.0f;
la.TicksBetweenText = true;
plotSurface.XAxis1 = la;
plotSurface.XAxis2 = (Axis)plotSurface.XAxis1.Clone();
plotSurface.XAxis2.HideTickText = true;
plotSurface.XAxis2.LargeTickSize = 0;
Legend l = new Legend();
l.NumberItemsVertically = 2;
l.AttachTo( xuzhenzhen.com.chart.PlotSurface2D.XAxisPosition.Bottom, xuzhenzhen.com.chart.PlotSurface2D.YAxisPosition.Left );
l.HorizontalEdgePlacement = xuzhenzhen.com.chart.Legend.Placement.Outside;
l.VerticalEdgePlacement = xuzhenzhen.com.chart.Legend.Placement.Inside;
l.XOffset = 5;
l.YOffset = 50;
l.BorderStyle = xuzhenzhen.com.chart.LegendBase.BorderType.Line;
plotSurface.Legend = l;
plotSurface.Title =
"Sales Growth Compared to\n" +
"Average Sales Growth by Store Size - Rank Order Low to High";
plotSurface.XAxis1.LabelOffset = 0;
plotSurface.YAxis1.LabelOffset = 0;
plotSurface.Refresh();
}
public void PlotLabelAxis()
{
string lines = "Internet Usage Example. Demonstrates - * Label Axis with angular text. * RectangleBrushes.";
infoBox.Text = lines;
plotSurface.Clear();
Grid mygrid = new Grid();
mygrid.VerticalGridType = Grid.GridType.Coarse;
Pen majorGridPen = new Pen( Color.LightGray );
float[] pattern = { 1.0f, 2.0f };
mygrid.MajorGridPen = majorGridPen;
plotSurface.Add( mygrid );
float[] xs = {20.0f, 31.0f, 27.0f, 38.0f, 24.0f, 3.0f, 2.0f };
float[] xs2 = {7.0f, 10.0f, 42.0f, 9.0f, 2.0f, 79.0f, 70.0f };
float[] xs3 = {1.0f, 20.0f, 20.0f, 25.0f, 10.0f, 30.0f, 30.0f };
HistogramPlot hp = new HistogramPlot();
hp.DataSource = xs;
hp.BaseWidth = 0.6f;
hp.RectangleBrush =
new RectangleBrushes.HorizontalCenterFade( Color.FromArgb(255,255,200), Color.White );
hp.Filled = true;
hp.Label = "Developer Work";
HistogramPlot hp2 = new HistogramPlot();
hp2.DataSource = xs2;
hp2.Label = "Web Browsing";
hp2.RectangleBrush = RectangleBrushes.Horizontal.FaintGreenFade;
hp2.Filled = true;
hp2.StackedTo( hp );
HistogramPlot hp3 = new HistogramPlot();
hp3.DataSource = xs3;
hp3.Label = "P2P Downloads";
hp3.RectangleBrush = RectangleBrushes.Vertical.FaintBlueFade;
hp3.Filled = true;
hp3.StackedTo( hp2 );
plotSurface.Add( hp );
plotSurface.Add( hp2 );
plotSurface.Add( hp3 );
plotSurface.Legend = new Legend();
LabelAxis la = new LabelAxis( plotSurface.XAxis1 );
la.AddLabel( "Monday", 0.0f );
la.AddLabel( "Tuesday", 1.0f );
la.AddLabel( "Wednesday", 2.0f );
la.AddLabel( "Thursday", 3.0f );
la.AddLabel( "Friday", 4.0f );
la.AddLabel( "Saturday", 5.0f );
la.AddLabel( "Sunday", 6.0f );
la.Label = "Days";
la.TickTextFont = new Font( "Courier New", 8 ,FontStyle.Regular);
la.TicksBetweenText = true;
plotSurface.XAxis1 = la;
plotSurface.YAxis1.WorldMin = 0.0;
plotSurface.YAxis1.Label = "MBytes";
((LinearAxis)plotSurface.YAxis1).NumberOfSmallTicks = 1;
plotSurface.Title = "Internet useage for user:\n johnc 09/01/03 - 09/07/03";
plotSurface.XAxis1.TicksLabelAngle = 30.0f;
plotSurface.XAxis1.LabelOffset = 0;
plotSurface.YAxis1.LabelOffset = 0;
plotSurface.PlotBackBrush = RectangleBrushes.Vertical.FaintRedFade;
plotSurface.Refresh();
}
public void InitDataToChart()
{
//清空
chart1.Clear();
chart2.Clear();
chart3.Clear();
//垂直线
vline = new VerticalLine(0, Color.Blue);
//图例
legend = new Legend();
legend.AttachTo(PlotSurface2D.XAxisPosition.Top, PlotSurface2D.YAxisPosition.Left);
legend.VerticalEdgePlacement = Legend.Placement.Inside;
legend.HorizontalEdgePlacement = Legend.Placement.Outside;
legend.YOffset = -5;
legend.BorderStyle = LegendBase.BorderType.Line;
legend.NumberItemsHorizontally = 4;
//网格
grid = new Grid();
grid.HorizontalGridType = Grid.GridType.Fine;
grid.VerticalGridType = Grid.GridType.Fine;
grid.MajorGridPen.Color = Color.Silver;
grid.MinorGridPen.Color = Color.Silver;
/////区域着色////////
fill = new FilledRegion(new VerticalLine(-1), new VerticalLine(8));
fill.Brush = new SolidBrush(Color.FromArgb(250, 218, 169));
/////////////////////////////////////////////
//直线图
sysPlot = new LinePlot();
sysPlot.OrdinateData = sysList;
sysPlot.AbscissaData = timeList;
sysPlot.Color = Color.RoyalBlue;
sysPlot.Pen.Width = 2.0f;
sysPlot.Label = "SYS";
diaPlot = new LinePlot();
diaPlot.OrdinateData = diaList;
diaPlot.AbscissaData = timeList;
diaPlot.Color = Color.OrangeRed;
diaPlot.Pen.Width = 2.0f;
diaPlot.Label = "DIA";
mapPlot = new LinePlot();
mapPlot.OrdinateData = mapList;
mapPlot.AbscissaData = timeList;
mapPlot.Color = Color.Chartreuse;
mapPlot.Pen.Width = 2.0f;
mapPlot.Label = "MAP";
hrPlot = new LinePlot();
hrPlot.OrdinateData = hrList;
hrPlot.AbscissaData = timeList;
hrPlot.Color = Color.DarkSlateBlue;
hrPlot.Pen.Width = 2.0f;
sys_hrPlot = new LinePlot();
sys_hrPlot.OrdinateData = sys_hrList;
sys_hrPlot.AbscissaData = timeList;
sys_hrPlot.Color = Color.Green;
sys_hrPlot.Pen.Width = 2.0f;
//水平线
hline1 = new HorizontalLine(70, Color.Gray);
hline2 = new HorizontalLine(90, Color.Gray);
hline3 = new HorizontalLine(120, Color.Gray);
hline4 = new HorizontalLine(140, Color.Gray);
///////////////////////
chart1.Add(fill);
chart1.Add(grid);
chart1.Add(sysPlot);
chart1.Add(diaPlot);
chart1.Add(mapPlot);
chart1.Add(hline1);
chart1.Add(hline2);
chart1.Add(hline3);
chart1.Add(hline4);
chart1.Add(vline);
chart1.XAxis1.HideTickText = true;
chart1.YAxis1.Label = "血压:mmHg";
chart1.YAxis1.LabelOffsetAbsolute = true;
chart1.YAxis1.WorldMin = chart1.YAxis1.WorldMin - 20;
chart1.YAxis1.WorldMax = chart1.YAxis1.WorldMax + 20;
chart1.Padding = 5;
chart1.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.HorizontalDrag());
chart1.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.VerticalDrag());
chart1.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.VerticalGuideline());
chart1.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
chart1.InteractionOccured += new xuzhenzhen.com.chart.Windows.PlotSurface2D.InteractionHandler(chart1_InteractionOccured);
chart1.PlotBackColor = Color.White;
chart1.BackColor = System.Drawing.SystemColors.Control;
chart1.XAxis1.Color = Color.Black;
chart1.YAxis1.Color = Color.Black;
chart1.Legend = legend;
chart1.LegendZOrder = 1;
chart1.Refresh();
///////////////////////////
chart2.Add(fill);
chart2.Add(grid);
chart2.Add(hrPlot);
chart2.Add(vline);
chart2.XAxis1.HideTickText = true;
chart2.YAxis1.Label = "心率:BPM";
chart2.YAxis1.LabelOffsetAbsolute = true;
chart2.Padding = 5;
chart2.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
chart2.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.HorizontalDrag());
chart2.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.VerticalDrag());
chart2.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.VerticalGuideline());
chart2.InteractionOccured += new xuzhenzhen.com.chart.Windows.PlotSurface2D.InteractionHandler(chart2_InteractionOccured);
chart2.PlotBackColor = Color.White;
chart2.BackColor = System.Drawing.SystemColors.Control;
chart2.XAxis1.Color = Color.Black;
chart2.YAxis1.Color = Color.Black;
chart2.Refresh();
///////////////////////////
chart3.Add(fill);
chart3.Add(grid);
chart3.Add(sys_hrPlot);
chart3.Add(vline);
LabelAxis axis = new LabelAxis(chart3.XAxis1);
int tick = 1;
if (chart2.XAxis1.WorldMax - chart2.XAxis1.WorldMin > 30)
tick = 2;
for (int i = (int)chart2.XAxis1.WorldMin; i <= chart2.XAxis1.WorldMax; i+=tick)
{
int j = i % 24;
if (j < 0) j += 24;
axis.AddLabel(Convert.ToString(j), i);
}
chart3.XAxis1 = axis;
chart3.XAxis1.Label = "Time:Hour";
chart3.YAxis1.Label = "SYS*PR/100";
chart3.YAxis1.LabelOffsetAbsolute = true;
chart3.Padding = 5;
chart3.AddAxesConstraint(new AxesConstraint.AxisPosition(PlotSurface2D.YAxisPosition.Left, 60));
chart3.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.HorizontalDrag());
chart3.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.VerticalDrag());
chart3.AddInteraction(new xuzhenzhen.com.chart.Windows.PlotSurface2D.Interactions.VerticalGuideline());
chart3.InteractionOccured += new xuzhenzhen.com.chart.Windows.PlotSurface2D.InteractionHandler(chart3_InteractionOccured);
chart3.PlotBackColor = Color.White;
chart3.BackColor = System.Drawing.SystemColors.Control;
chart3.XAxis1.Color = Color.Black;
chart3.YAxis1.Color = Color.Black;
chart3.Refresh();
SetStatusNow();
}
private void chart2_InteractionOccured(object sender)
{
LinearAxis axis1 = new LinearAxis(chart2.XAxis1);
axis1.Label = "";
axis1.HideTickText = true;
this.chart1.XAxis1 = axis1;
this.chart1.Refresh();
LabelAxis axis2 = new LabelAxis(chart2.XAxis1);
int tick = 1;
if (chart2.XAxis1.WorldMax - chart2.XAxis1.WorldMin > 30)
tick = 2;
for (int i = (int)chart2.XAxis1.WorldMin; i <= chart2.XAxis1.WorldMax; i+=tick)
{
int j = i % 24;
if (j < 0) j += 24;
axis2.AddLabel(Convert.ToString(j), i);
}
axis2.Label = "Time:Hour";
axis2.HideTickText = false;
chart3.XAxis1 = axis2;
this.chart3.Refresh();
SetStatusNow();
}
/// <summary>
/// Helper method for Clone.
/// </summary>
/// <param name="a">The original object to clone.</param>
/// <param name="b">The cloned object.</param>
protected static void DoClone( LabelAxis b, LabelAxis a )
{
Axis.DoClone( b, a );
a.labels_ = (ArrayList)b.labels_.Clone();
a.numbers_ = (ArrayList)b.numbers_.Clone();
a.ticksBetweenText_ = b.ticksBetweenText_;
a.sortDataIfNecessary_ = b.sortDataIfNecessary_;
}
/// <summary>
/// Deep copy of LabelAxis.
/// </summary>
/// <returns>A copy of the LinearAxis Class.</returns>
public override object Clone()
{
LabelAxis a = new LabelAxis();
// ensure that this isn't being called on a derived type. If it is, then oh no!
if (this.GetType() != a.GetType())
{
throw new NPlotException( "Error. Clone method is not defined in derived type." );
}
DoClone( this, a );
return a;
}
