/// <summary>
///
/// </summary>
/// <returns></returns>
protected override NWidget CreateExampleContent()
{
NChartView chartView = CreateCartesianChartView();
// configure title
chartView.Surface.Titles[0].Text = "Scale Breaks Appearance";
// configure chart
m_Chart = (NCartesianChart)chartView.Surface.Charts[0];
m_Chart.Padding = new NMargins(20);
// configure axes
m_Chart.SetPredefinedCartesianAxes(ENPredefinedCartesianAxis.XOrdinalYLinear);
m_Chart.PlotFill = new NStockGradientFill(NColor.White, NColor.DarkGray);
// configure scale
NLinearScale yScale = (NLinearScale)m_Chart.Axes[ENCartesianAxis.PrimaryY].Scale;
yScale.ViewRangeInflateMode = ENScaleViewRangeInflateMode.MajorTick;
m_ScaleBreak = new NAutoScaleBreak(0.4f);
m_ScaleBreak.PositionMode = ENScaleBreakPositionMode.Percent;
yScale.ScaleBreaks.Add(m_ScaleBreak);
// add an interlaced strip to the Y axis
NScaleStrip interlacedStrip = new NScaleStrip();
interlacedStrip.Interlaced = true;
interlacedStrip.Fill = new NColorFill(NColor.Beige);
yScale.Strips.Add(interlacedStrip);
// Create some data with a peak in it
NBarSeries bar = new NBarSeries();
m_Chart.Series.Add(bar);
bar.DataLabelStyle = new NDataLabelStyle(false);
// fill in some data so that it contains several peaks of data
Random random = new Random();
for (int i = 0; i < 8; i++)
{
bar.DataPoints.Add(new NBarDataPoint(random.Next(30)));
}
for (int i = 0; i < 5; i++)
{
bar.DataPoints.Add(new NBarDataPoint(300 + random.Next(50)));
}
for (int i = 0; i < 8; i++)
{
bar.DataPoints.Add(new NBarDataPoint(random.Next(30)));
}
chartView.Document.StyleSheets.ApplyTheme(new NChartTheme(ENChartPalette.Bright, false));
return(chartView);
}
private void UpdateScaleBreak()
{
NLinearScale scale = (NLinearScale)m_Chart.Axes[ENCartesianAxis.PrimaryY].Scale;
scale.ScaleBreaks.Clear();
if (m_EnableScaleBreaksCheckBox.Checked)
{
NAutoScaleBreak scaleBreak = new NAutoScaleBreak((float)m_ThresholdUpDown.Value);
scaleBreak.Style = ENScaleBreakStyle.Line;
scaleBreak.Length = m_LengthUpDown.Value;
scaleBreak.MaxScaleBreakCount = (int)m_MaxBreaksUpDown.Value;
scaleBreak.PositionMode = (ENScaleBreakPositionMode)m_PositionModeComboBox.SelectedIndex;
scaleBreak.Percent = (float)m_PositionPercentUpDown.Value;
scale.ScaleBreaks.Add(scaleBreak);
}
}
private void UpdateScaleBreak()
{
if (nChartControl1 == null)
{
return;
}
NChart chart = nChartControl1.Charts[0];
NStandardScaleConfigurator scale = chart.Axis(StandardAxis.PrimaryY).ScaleConfigurator as NStandardScaleConfigurator;
scale.ScaleBreaks.Clear();
if (EnableScaleBreaksCheckBox.Checked)
{
NAutoScaleBreak scaleBreak = new NAutoScaleBreak((float)ThresholdUpDown.Value);
scaleBreak.Style = new NLineScaleBreakStyle();
scaleBreak.Style.Length = new NLength((float)LengthUpDown.Value, NGraphicsUnit.Point);
scaleBreak.MaxScaleBreakCount = (int)MaxBreaksUpDown.Value;
NScaleBreakPosition scaleBreakPosition = new NRangeScaleBreakPosition();
switch (PositionModeComboBox.SelectedIndex)
{
case 0: // Range
scaleBreakPosition = new NRangeScaleBreakPosition();
break;
case 1: // percent
scaleBreakPosition = new NPercentScaleBreakPosition((float)PositionPercentUpDown.Value);
break;
case 2: // content
scaleBreakPosition = new NContentScaleBreakPosition();
break;
}
scaleBreak.Position = scaleBreakPosition;
scale.ScaleBreaks.Add(scaleBreak);
}
nChartControl1.Refresh();
}
protected void UpdateScaleBreaks()
{
// read the form control values
float threshold;
if (!float.TryParse(thresholdTextBox.Text, out threshold) || threshold < 0 || threshold > 1)
{
threshold = 0.25f;
thresholdTextBox.Text = threshold.ToString();
}
int maxBreaks;
if (!int.TryParse(maxBreaksTextBox.Text, out maxBreaks) || maxBreaks < 0 || maxBreaks > 3)
{
maxBreaks = 1;
maxBreaksTextBox.Text = maxBreaks.ToString();
}
float length;
if (!float.TryParse(lengthTextBox.Text, out length) || length < 0 || length > 1000)
{
length = 5;
lengthTextBox.Text = length.ToString();
}
int positionPercent;
if (!int.TryParse(positionPercentTextBox.Text, out positionPercent) || positionPercent < 0 || positionPercent > 1000)
{
positionPercent = 50;
positionPercentTextBox.Text = positionPercent.ToString();
}
// recreate scale breaks
NChart chart = nChartControl1.Charts[0];
NStandardScaleConfigurator scale = chart.Axis(StandardAxis.PrimaryY).ScaleConfigurator as NStandardScaleConfigurator;
scale.ScaleBreaks.Clear();
if (enableBreaksCheckBox.Checked)
{
NAutoScaleBreak scaleBreak = new NAutoScaleBreak(threshold);
scaleBreak.Style = new NWaveScaleBreakStyle();
scaleBreak.Style.Length = new NLength(length, NGraphicsUnit.Point);
scaleBreak.MaxScaleBreakCount = maxBreaks;
NScaleBreakPosition scaleBreakPosition = new NRangeScaleBreakPosition();
switch (positionModeDropDownList.SelectedIndex)
{
case 0: // Range
scaleBreakPosition = new NRangeScaleBreakPosition();
break;
case 1: // percent
scaleBreakPosition = new NPercentScaleBreakPosition((float)positionPercent);
break;
case 2: // content
scaleBreakPosition = new NContentScaleBreakPosition();
break;
}
scaleBreak.Position = scaleBreakPosition;
scale.ScaleBreaks.Add(scaleBreak);
}
}
