public void AddLegend(Graphics g, DataCollection dc, ChartStyle cs)
{
if (dc.DataSeriesList.Count < 1)
{
return;
}
if (!IsLegendVisible)
{
return;
}
int numberOfDataSeries = dc.DataSeriesList.Count;
string[] legendLabels = new string[dc.DataSeriesList.Count];
int n = 0;
foreach (DataSeries ds in dc.DataSeriesList)
{
legendLabels [n] = ds.SeriesName;
n++;
}
//float offSet = 10;
float xc = 0f;
float yc = 0f;
SizeF size = g.MeasureString(legendLabels [0], LegendFont);
float legendWidth = size.Width;
for (int i = 0; i < legendLabels.Length; i++)
{
size = g.MeasureString(legendLabels [i], LegendFont);
float tempWidth = size.Width;
if (legendWidth < tempWidth)
{
legendWidth = tempWidth;
}
}
legendWidth = legendWidth + 50.0f;
float hWidth = legendWidth / 2;
float legendHeight = 18.0f * numberOfDataSeries;
float hHeight = legendHeight / 2;
Rectangle rect = cs.SetPolarArea();
xc = rect.X + rect.Width + cs.Offset + 15 + hWidth / 2;
yc = rect.Y + rect.Height / 2;
DrawLegend(g, xc, yc, hWidth, hHeight, dc, cs);
}
public void AddPolar(Graphics g, ChartStyle cs)
{
Rectangle rect = cs.SetPolarArea();
float xc = rect.X + rect.Width / 2;
float yc = rect.Y + rect.Height / 2;
// Plot lines:
foreach (DataSeries ds in DataSeriesList)
{
Pen aPen = new Pen(ds.LineStyle.LineColor, ds.LineStyle.Thickness);
aPen.DashStyle = ds.LineStyle.Pattern;
float r = ((PointF)ds.PointList [0]).Y;
float theta = ((PointF)ds.PointList [0]).X;
float x = cs.RNorm(r) * (float)Math.Cos(theta * Math.PI / 180) + xc;
float y = cs.RNorm(r) * (float)Math.Sin(theta * Math.PI / 180) + yc;
if (ds.LineStyle.IsVisible == true)
{
PointF ptStart = new PointF(x, y);
PointF ptEnd = new PointF(x, y);
for (int i = 1; i < ds.PointList.Count; i++)
{
r = ((PointF)ds.PointList [i - 1]).Y;
theta = ((PointF)ds.PointList [i - 1]).X;
if (cs.AngleDirection == ChartStyle.AngleDirectionEnum.CounterClockWise)
{
theta = -theta;
}
x = cs.RNorm(r) * (float)Math.Cos(theta * Math.PI / 180) + xc;
y = cs.RNorm(r) * (float)Math.Sin(theta * Math.PI / 180) + yc;
ptStart = new PointF(x, y);
r = ((PointF)ds.PointList [i]).Y;
theta = ((PointF)ds.PointList [i]).X;
if (cs.AngleDirection == ChartStyle.AngleDirectionEnum.CounterClockWise)
{
theta = -theta;
}
x = cs.RNorm(r) * (float)Math.Cos(theta * Math.PI / 180) + xc;
y = cs.RNorm(r) * (float)Math.Sin(theta * Math.PI / 180) + yc;
ptEnd = new PointF(x, y);
g.DrawLine(aPen, ptStart, ptEnd);
}
}
aPen.Dispose();
}
}
public void AddPolar(Graphics g, ChartStyle cs)
{
Rectangle rect = cs.SetPolarArea ();
float xc = rect.X + rect.Width / 2;
float yc = rect.Y + rect.Height / 2;
// Plot lines:
foreach (DataSeries ds in DataSeriesList) {
Pen aPen = new Pen (ds.LineStyle.LineColor, ds.LineStyle.Thickness);
aPen.DashStyle = ds.LineStyle.Pattern;
float r = ((PointF)ds.PointList [0]).Y;
float theta = ((PointF)ds.PointList [0]).X;
float x = cs.RNorm (r) * (float)Math.Cos (theta * Math.PI / 180) + xc;
float y = cs.RNorm (r) * (float)Math.Sin (theta * Math.PI / 180) + yc;
if (ds.LineStyle.IsVisible == true) {
PointF ptStart = new PointF (x, y);
PointF ptEnd = new PointF (x, y);
for (int i = 1; i < ds.PointList.Count; i++) {
r = ((PointF)ds.PointList [i - 1]).Y;
theta = ((PointF)ds.PointList [i - 1]).X;
if (cs.AngleDirection == ChartStyle.AngleDirectionEnum.CounterClockWise) {
theta = -theta;
}
x = cs.RNorm (r) * (float)Math.Cos (theta * Math.PI / 180) + xc;
y = cs.RNorm (r) * (float)Math.Sin (theta * Math.PI / 180) + yc;
ptStart = new PointF (x, y);
r = ((PointF)ds.PointList [i]).Y;
theta = ((PointF)ds.PointList [i]).X;
if (cs.AngleDirection == ChartStyle.AngleDirectionEnum.CounterClockWise) {
theta = -theta;
}
x = cs.RNorm (r) * (float)Math.Cos (theta * Math.PI / 180) + xc;
y = cs.RNorm (r) * (float)Math.Sin (theta * Math.PI / 180) + yc;
ptEnd = new PointF (x, y);
g.DrawLine (aPen, ptStart, ptEnd);
}
}
aPen.Dispose ();
}
}
public void AddLegend(Graphics g, DataCollection dc, ChartStyle cs)
{
if (dc.DataSeriesList.Count < 1) {
return;
}
if (!IsLegendVisible) {
return;
}
int numberOfDataSeries = dc.DataSeriesList.Count;
string[] legendLabels = new string[dc.DataSeriesList.Count];
int n = 0;
foreach (DataSeries ds in dc.DataSeriesList) {
legendLabels [n] = ds.SeriesName;
n++;
}
//float offSet = 10;
float xc = 0f;
float yc = 0f;
SizeF size = g.MeasureString (legendLabels [0], LegendFont);
float legendWidth = size.Width;
for (int i = 0; i < legendLabels.Length; i++) {
size = g.MeasureString (legendLabels [i], LegendFont);
float tempWidth = size.Width;
if (legendWidth < tempWidth)
legendWidth = tempWidth;
}
legendWidth = legendWidth + 50.0f;
float hWidth = legendWidth / 2;
float legendHeight = 18.0f * numberOfDataSeries;
float hHeight = legendHeight / 2;
Rectangle rect = cs.SetPolarArea ();
xc = rect.X + rect.Width + cs.Offset + 15 + hWidth / 2;
yc = rect.Y + rect.Height / 2;
DrawLegend (g, xc, yc, hWidth, hHeight, dc, cs);
}
