public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint> ();
NChartPointState state = NChartPointState.PointStateWithXYZ(
random.Next(10) + 1,
random.Next(10) + 1,
random.Next(10) + 1);
state.Marker = new NChartMarker();
state.Marker.Size = (float)random.Next(30) + 1.0f;
state.Marker.Brush = brushes [series.Tag];
if (!DrawIn3D)
{
state.Marker.Shape = NChartMarkerShape.Circle;
state.Marker.Brush.ShadingModel = NChartShadingModel.Plain;
state.Marker.Brush.Opacity = 0.8f;
}
else
{
state.Marker.Shape = NChartMarkerShape.Sphere;
state.Marker.Brush.ShadingModel = NChartShadingModel.Phong;
}
result.Add(new NChartPoint(state, series));
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points for series as seen on the picture. A bit wired logic: we double the points in the middle of
// line to have individual segments. This will help us to achieve the effect of floating color. Also we calculate
// the length of the line.
FloatingColorViewController.m_length = 0.0;
List <NChartPoint> result = new List <NChartPoint>();
for (int i = 1, n = 11; i < n; ++i)
{
int value = (m_rand.Next() % 30) + 1;
NChartPointState state = NChartPointState.PointStateAlignedToXWithXY(i, value);
// Let the line have markers in the points.
state.Marker = new NChartMarker();
state.Marker.Shape = NChartMarkerShape.Circle;
if (i > 1)
{
NChartPointState prevState = result[result.Count - 1].CurrentState;
FloatingColorViewController.m_length += FloatingColorViewController.hypot(state.DoubleX - prevState.DoubleX, state.DoubleY - prevState.DoubleY);
}
result.Add(new NChartPoint(state, series));
if (i > 1 && i < n - 1)
{
NChartPointState addlState = NChartPointState.PointStateAlignedToXWithXY(i, value);
addlState.Marker = new NChartMarker();
addlState.Marker.Shape = NChartMarkerShape.Circle;
result.Add(new NChartPoint(addlState, series));
}
}
return(result.ToArray());
}
public NChartPoint [] Points(NChartSeries series)
{
// Create points with some data for the series.
NChartPoint[] result = new NChartPoint[3];
for (int i = 0; i < 3; ++i)
{
NChartPointState[] states = new NChartPointState[3];
for (int j = 0; j < 3; ++j)
{
NChartPointState state = NChartPointState.PointStateWithXYZ(
(m_rand.Next() % 10) + 1,
(m_rand.Next() % 10) + 1,
(m_rand.Next() % 10) + 1
);
state.Marker = new NChartMarker();
state.Marker.Size = (float)(m_rand.Next() % 1000) / 1000.0f;
state.Marker.Brush = brushes[series.Tag];
state.Marker.Shape = NChartMarkerShape.Sphere;
state.Marker.Brush.ShadingModel = NChartShadingModel.Phong;
states[j] = state;
}
result[i] = new NChartPoint(states, series);
}
return(result);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint> ();
if (DrawIn3D)
{
for (int i = 0; i <= 4; ++i)
{
for (int j = 0; j <= 4; ++j)
{
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToYZWithXYZ(random.Next(30) + 1, i, j), series));
}
}
}
else
{
for (int i = 0; i <= 10; ++i)
{
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToYWithXY(random.Next(30) + 1, i), series));
}
}
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint [] ExtraPoints(NChartSeries series)
{
NChartPointState result = randomState(m_count);
++m_count;
return(new NChartPoint[] { new NChartPoint(result, series) });
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint>();
if (drawIn3D)
{
for (int i = 0; i <= 4; ++i)
{
for (int j = 0; j <= 4; ++j)
{
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXZWithXYZ(i, (m_rand.Next() % 30) + 1, j), series));
}
}
}
else
{
for (int i = 0; i <= 10; ++i)
{
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXWithXY(i, (m_rand.Next() % 30) + 1), series));
}
}
return(result.ToArray());
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
NChartPoint[] result = new NChartPoint[1];
result[0] = new NChartPoint(NChartPointState.PointStateWithCircleValue(0, random.Next(30) + 1), series);
return(result);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
NChartPoint[] result = new NChartPoint[1];
result[0] = new NChartPoint(NChartPointState.PointStateWithCircleValue(0, random.Next() % 30 + 1), series);
result[0].Tooltip = CreateCallout(string.Format("Callout for series {0}", series.Tag + 1), series.Tag);
return(result);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint>();
result.Add(new NChartPoint(NChartPointState.PointStateWithCircleValue(0, random.Next(30) + 1), series));
return(result.Count > 0 ? result.ToArray() : null);
}
NChartPointState randomState(int index)
{
double low = 20.0 - myrand(5);
double high = 22.0 + myrand(5);
double open = low + myrand((int)(high - low));
double close = low + myrand((int)(high - low));
return(NChartPointState.PointStateAlignedToXWithXLowOpenCloseHigh(index, low, open, close, high));
}
public NChartPoint[] Points(NChartSeries series)
{
NChartPoint[] result = new NChartPoint[11];
for (int i = 0; i <= 10; ++i)
{
result[i] = new NChartPoint(NChartPointState.PointStateAlignedToXWithXY(i, random.Next(30) + 1), series);
}
return(result);
}
public NChartPoint[] Points(NChartSeries series)
{
NChartPoint[] result = new NChartPoint[10];
for (int i = 0; i < 10; ++i)
{
int y = (random.Next(26) + 1) * (series.Tag == 2 ? 2 : 1);
result [i] = new NChartPoint(NChartPointState.PointStateAlignedToXWithXY(i, y), series);
}
return(result);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint>();
for (int i = 0; i <= 10; ++i)
{
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXWithXY(i, m_rand.Next() % 30 + 1), series));
}
return(result.ToArray());
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint>();
for (int i = 0; i <= 10; ++i)
{
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXZWithXYZ(i, random.Next(30) + 1, series.Tag), series));
}
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint> ();
for (int i = 0; i < 10; ++i)
{
double low = random.Next(20);
double high = random.Next(20);
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXWithXLowHigh(i, low, high), series));
}
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint> ();
for (int i = 0; i < 30; ++i)
{
int y = random.Next(4);
double open = random.Next(30);
double close = open + 1.0;
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToYWithYOpenClose(y, open, close), series));
}
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
NChartPoint[] result = new NChartPoint[10];
for (int i = 0; i < 10; ++i)
{
NChartPointState[] states = new NChartPointState[3];
for (int j = 0; j < 3; ++j)
{
states[j] = NChartPointState.PointStateWithXYZ(i, random.Next(30) + 1, 0);
}
result[i] = new NChartPoint(states, series);
}
return(result);
}
public NChartPoint[] Points(NChartSeries series)
{
List <NChartPoint> result = new List <NChartPoint>();
for (int i = 0, n = 20; i < n; ++i)
{
for (int j = 0, m = 20; j < m; ++j)
{
double x = (double)(i) * 2.0 * System.Math.PI / (double)n;
double z = (double)(j) * 2.0 * System.Math.PI / (double)m;
double y = System.Math.Sin(x) * System.Math.Cos(z);
NChartPointState state = NChartPointState.PointStateWithXYZ(x, y, z);
result.Add(new NChartPoint(state, series));
}
}
return(result.ToArray());
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint>();
for (int i = 0, n = 75; i <= n; ++i)
{
for (int j = 0, m = 75; j <= m; ++j)
{
double x = 1.0 - 2.0 * (double)(i) / (double)(n);
double y = 1.0 - 2.0 * (double)(j) / (double)(m);
double value = (1.0 - System.Math.Abs(x * y)) * System.Math.Sin((1.0 - System.Math.Abs(x * y)) * System.Math.PI * 4.0);
result.Add(new NChartPoint(NChartPointState.PointStateWithXYValue(x, y, value), series));
}
}
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint [] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint> ();
for (int i = 0; i < 30; ++i)
{
double open = 5.0f * Math.Sin((float)i * Math.PI / 10);
double close = 5.0f * Math.Cos((float)i * Math.PI / 10);
double low = Math.Min(open, close) - (m_rand.Next() % 3);
double high = Math.Max(open, close) + (m_rand.Next() % 3);
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXZWithXZLowOpenCloseHigh(
i, series.Tag, low, open, close, high
), series));
}
return(result.ToArray());
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint>();
for (int i = 0, n = 20; i < n; ++i)
{
for (int j = 0, m = 20; j < m; ++j)
{
double x = (double)(i) * 2.0 * System.Math.PI / (double)n;
double z = (double)(j) * 2.0 * System.Math.PI / (double)m;
double y = System.Math.Sin(x) * System.Math.Cos(z);
NChartPointState state = NChartPointState.PointStateWithXYZ(i, y, j);
result.Add(new NChartPoint(state, series));
}
}
return(result.Count > 0 ? result.ToArray() : null);
}
public NChartPoint [] Points(NChartSeries series)
{
// Create points with some data for the series.
List <NChartPoint> result = new List <NChartPoint> ();
int numberOfDays = 8;
int startDay = 2;
NSCalendar cal = NSCalendar.CurrentCalendar;
NSDateComponents comp = new NSDateComponents();
comp.Year = 2015;
comp.Month = 1;
comp.Day = 2;
NSDate startDate = cal.DateFromComponents(comp);
for (int i = 0; i < numberOfDays; ++i)
{
NSDate date = cal.DateBySettingUnit(NSCalendarUnit.Day, startDay + i, startDate, NSCalendarOptions.None);
result.Add(new NChartPoint(NChartPointState.PointStateAlignedToXWithXY(date, m_rand.Next() % 30 + 1), series));
}
return(result.ToArray());
}
public NChartPoint [] Points(NChartSeries series)
{
// Create points with some data for the series.
NChartPointState state = NChartPointState.PointStateWithXYZ((m_rand.Next() % 10) + 1, (m_rand.Next() % 10) + 1, (m_rand.Next() % 10) + 1);
state.Marker = new NChartMarker();
state.Marker.Size = (m_rand.Next() % 30) + 1;
state.Marker.Brush = brushes [series.Tag];
if (!drawIn3D)
{
state.Marker.Shape = NChartMarkerShape.Circle;
state.Marker.Brush.ShadingModel = NChartShadingModel.Plain;
state.Marker.Brush.Opacity = 0.8f;
}
else
{
state.Marker.Shape = NChartMarkerShape.Sphere;
state.Marker.Brush.ShadingModel = NChartShadingModel.Phong;
}
return(new NChartPoint[] { new NChartPoint(state, series) });
}
public NChartPoint[] Points(NChartSeries series)
{
// Create chart points with dates by X-Axis.
const int numberOfDays = 8;
const int startDay = 2;
NChartPoint[] result = new NChartPoint[numberOfDays];
Calendar cal = Calendar.Instance;
cal.Set(CalendarField.Year, 2015);
cal.Set(CalendarField.Month, 1);
cal.Set(CalendarField.DayOfMonth, startDay);
cal.Set(CalendarField.HourOfDay, 12);
Date startDate = cal.Time;
for (int i = 0; i < numberOfDays; ++i)
{
cal.Set(CalendarField.DayOfMonth, startDay + i);
Date date = cal.Time;
result[i] = new NChartPoint(NChartPointState.PointStateAlignedToXWithXY(date, random.Next(30) + 1), series);
}
return(result);
}
public NChartPoint [] Points(NChartSeries series)
{
// Create points with some data for the series.
return(new NChartPoint[] { new NChartPoint(NChartPointState.PointStateWithCircleValue(0, (m_rand.Next() % 30) + 1), series) });
}
void ChangeColor(object series)
{
// Update chart data to display process.
// Timer create another thread, need use begin-end transaction functions.
m_view.Chart.BeginTransaction();
NChartPoint[] points = (series as NChartSeries).Points();
if (m_t >= 1.0f)
{
m_timer.Change(Timeout.Infinite, Timeout.Infinite);
// Color all the points.
foreach (NChartPoint point in points)
{
point.CurrentState.Brush = new NChartSolidColorBrush(UIColor.Red);
point.CurrentState.Marker.Brush = new NChartSolidColorBrush(UIColor.Red);
}
// Update data in the chart. For that we usr lightweight method that does not relaod data from data source,
// because we just updated some info in the existing points.
m_view.Chart.UpdateSeries();
// Exit.
m_view.Chart.EndTransaction();
return;
}
// The idea of displaying process is to change colors of i-th and (i+1)-th chart points for each m_t and
// therefore to make the color "float" through the segment.
// Firsly find out the points according to current m_t.
NChartPointState s1 = null, s2 = null;
double s = m_t * m_length;
double curLen = 0.0, prevLen = 0.0;
int i, n;
for (i = 0, n = points.Length - 1; i < n; ++i)
{
s1 = points[i].CurrentState;
s2 = points[i + 1].CurrentState;
prevLen = curLen;
curLen += hypot(s2.DoubleX - s1.DoubleX, s2.DoubleY - s1.DoubleY);
if (prevLen <= s && curLen >= s)
{
break;
}
}
// Secondly determine the color for the points to display the process. The color over the line is calculated
// automatically through the linear interpolation.
float R = 0.38f;
float G = 0.8f;
float B = 0.91f;
double c = curLen - prevLen;
if (c > 0.0)
{
c = (s - prevLen) / c;
}
else
{
c = 1.0;
}
if (c < 0.5)
{
c *= 2.0;
s1.Brush = new NChartSolidColorBrush(UIColor.FromRGB((float)(c + (1.0f - c) * R), (float)((1.0f - c) * G), (float)((1.0f - c) * B)));
}
else
{
c = (c - 0.5) * 2.0;
s1.Brush = new NChartSolidColorBrush(UIColor.Red);
s1.Marker.Brush = new NChartSolidColorBrush(UIColor.Red);
s2.Brush = new NChartSolidColorBrush(UIColor.FromRGB((float)(c + (1.0f - c) * R), (float)((1.0f - c) * G), (float)((1.0f - c) * B)));
s2.Marker.Brush = new NChartSolidColorBrush(UIColor.FromRGB((float)(c + (1.0f - c) * R), (float)((1.0f - c) * G), (float)((1.0f - c) * B)));
}
// All the previous points should be colored.
for (int j = 0; j < i; ++j)
{
points[j].CurrentState.Brush = new NChartSolidColorBrush(UIColor.Red);
points[j].CurrentState.Marker.Brush = new NChartSolidColorBrush(UIColor.Red);
}
// Update data in the chart. For that we usr lightweight method that does not relaod data from data source,
// because we just updated some info in the existing points.
m_view.Chart.UpdateSeries();
// Update the virtual process we display.
m_t += 1.0 / 30.0 / 5.0;
m_view.Chart.EndTransaction();
}
public NChartPoint [] SeriesDataSourcePointsForSeries (NChartSeries series)
{
// Create points with some data for the series.
NChartPoint[] result = new NChartPoint[3];
for (int i = 0; i < 3; ++i)
{
NChartPointState[] states = new NChartPointState[3];
for (int j = 0; j < 3; ++j)
{
NChartPointState state = NChartPointState.PointStateWithXYZ (
(m_rand.Next () % 10) + 1,
(m_rand.Next () % 10) + 1,
(m_rand.Next () % 10) + 1
);
state.Marker = new NChartMarker ();
state.Marker.Size = (float)(m_rand.Next() % 1000) / 1000.0f;
state.Marker.Brush = brushes[series.Tag];
state.Marker.Shape = NChartMarkerShape.Sphere;
state.Marker.Brush.ShadingModel = NChartShadingModel.Phong;
states[j] = state;
}
result[i] = NChartPoint.PointWithArrayOfStates (states, series);
}
return result;
}
public NChartPoint[] PointsForSeries (NChartSeries series)
{
// Create points with some data for the series.
NChartPoint[] result = new NChartPoint[3];
for (int i = 0; i < 3; ++i) {
NChartPointState[] states = new NChartPointState[3];
for (int j = 0; j < 3; ++j) {
NChartPointState state = NChartPointState.PointStateWithXYZ (
random.Next (10) + 1,
random.Next (10) + 1,
random.Next (10) + 1);
state.Marker = new NChartMarker ();
state.Marker.Size = (float)random.NextDouble ();
state.Marker.Brush = brushes [series.Tag];
state.Marker.Shape = NChartTypes.MarkerShape.Sphere;
state.Marker.Brush.ShadingModel = NChartTypes.ShadingModel.Phong;
states [j] = state;
}
result [i] = new NChartPoint (states, series);
}
return result;
}
public NChartPoint[] Points(NChartSeries series)
{
// Create points with some data for the series.
return(new NChartPoint[] { new NChartPoint(NChartPointState.PointStateWithXYZ(0, m_rand.Next() % 30, 0), series) });
}