private void DrawMarker(DrawGrid gr, Graphics g, PointF p)
{
float x;
float y;
x = p.X;
y = p.Y;
if (gr.XAxisType == AxisType.LOG)
{
x = (float)Math.Log10(x);
}
if (gr.YAxisType == AxisType.LOG)
{
y = (float)Math.Log10(y);
}
x = gr.GraphTransform.TranslateX(x);
y = gr.GraphTransform.TranslateY(y);
if (!(double.IsNaN(x) || double.IsInfinity(x) || double.IsInfinity(y) || double.IsNaN(y)))
{
g.DrawLine(Pens.Black, x - 2, y, x + 2, y);
g.DrawLine(Pens.Black, x, y - 2, x, y + 2);
}
}
public DecorateMarkers(DrawGrid gr, ChartData cd) : base(gr)
{
xmarkers = cd.Xmarkers;
ymarkers = cd.Ymarkers;
points = new ArrayList();
foreach (PointF[] pf in gr.RealPoints)
{
for (int i = 0; i < pf.Length; i++)
{
for (int j = 0; j < xmarkers.Length; j++)
{
if (pf[i].X == xmarkers[j])
{
points.Add(pf[i]);
}
}
for (int j = 0; j < ymarkers.Length; j++)
{
if (pf[i].Y == ymarkers[j])
{
points.Add(pf[i]);
}
}
}
}
}
protected override void OnPostPaint(ChControl cc, Graphics g)
{
DrawGrid gr = cc as DrawGrid;
if (gr != null)
{
foreach (PointF p in points)
{
DrawMarker(gr, g, p);
}
}
}
/// <summary>
/// Initialize the graph component, only called explicitly when the graph changes
/// </summary>
void InitializeComponents(Graphics g)
{
if (cds.Length == 0)
{
return;
}
gr = new DrawGrid(cds);
colorTheme.Reset();
legend = new DrawLegend();
DrawPlot dp;
for (int i = 0; i < cds.Length; i++)
{
ChartData cd = cds[i];
if (cd.Y.Length == 0 || cd.X.Length == 0)
{
continue;
}
//Choose chart
switch (cd.ChartType)
{
case ChartType.Curve:
dp = new ChartTypes.Curve(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.Stem:
dp = new ChartTypes.Stem(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.Fast:
dp = new ChartTypes.FastCurve(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.Histogram:
dp = new ChartTypes.Histogram(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.Points:
dp = new ChartTypes.Points(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.Cross:
dp = new ChartTypes.Cross(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.Step:
dp = new ChartTypes.Step(cd.X, cd.Y, cd.TitlesY);
break;
case ChartType.CurveWide:
dp = new ChartTypes.CurveWide(cd.X, cd.Y, cd.TitlesY);
break;
default:
dp = new ChartTypes.Curve(cd.X, cd.Y, cd.TitlesY);
break;
}
//Set colors
Color[] plotcolors = new Color[cd.Y.Length];
for (int j = 0; j < cd.Y.Length; j++)
{
if (cd.Z != null && cd.Z.Length > j)
{
//int index = (int)Math.Floor(cd.Z[j] % cols.Length);
//if (index > 0 && index < cols.Length)
// plotcolors[j] = cols[index];
//plotcolors[j] = Color.FromArgb((int)cd.Z[j] * 25, 66, 99);
}
else
{
plotcolors[j] = colorTheme.Next();
}
// }
}
dp.Colors = plotcolors;
//Set legend
for (int j = 0; j < cd.Y.Length; j++)
{
if (cd.TitlesY != null)
{
if (cd.TitlesY.Length > j)
{
legend.Add(dp.Colors[j], cd.TitlesY[j]);
}
}
}
gr.Add(dp);
}
//Add axis labels
lg = new DrawGridAxis(gr);
lg.NumberOfDecimals = numbdecimals;
//Add text
l = new DrawText(lg, cds[0]);
l.SetLegend(legend);
l.ShowTitle = ShowTitle;
l.ShowLegend = ShowLegend;
l.Location = new System.Drawing.Point(0, 0);
l.Size = this.Size;
//Set ForeColors
gr.GridColor = this.ForeColor;
lg.ForeColor = this.ForeColor;
legend.ForeColor = this.ForeColor;
l.ForeColor = this.ForeColor;
//Initialize Controls
l.Init(g);
}
/// <summary>
/// constructor
/// </summary>
/// <param name="gr">DrawGrid control to decorate</param>
public DrawGridAxis(DrawGrid gr)
{
this.gr = gr;
this.Children.Add(gr);
gr.Parent = this;
}
public int Add(DrawGrid gr)
{
gr.Parent = this;
return(this.Children.Add(gr));
}
