/// <summary>
///
/// </summary>
private void UpdateLegendItems()
{
if (nChartControl1 == null)
{
return;
}
NLegend legend = nChartControl1.Legends[0];
legend.Data.Items.Clear();
Array markShapes = Enum.GetValues(typeof(LegendMarkShape));
NChartPalette palette = new NChartPalette(ChartPredefinedPalette.Fresh);
for (int i = 0; i < markShapes.Length; i++)
{
NLegendItemCellData licd = new NLegendItemCellData();
LegendMarkShape markShape = (LegendMarkShape)markShapes.GetValue(i);
licd.Text = "Some very long text about mark shape [" + markShape.ToString() + "]";
licd.MarkShape = markShape;
licd.MarkFillStyle = new NColorFillStyle(palette.SeriesColors[i % palette.SeriesColors.Count]);
licd.TextFitMode = (LegendTextFitMode)TextFitModeComboBox.SelectedIndex;
licd.MaxTextWidth = new NLength((float)MaximumLegendItemWidthUpDown.Value);
legend.Data.Items.Add(licd);
}
nChartControl1.Refresh();
}
private void CreateCustomLegend3(NDockPanel container)
{
NLegend markShapesBackground = CreateLegend(container, "Mark Shapes (Margins, Background)");
Array markShapes = Enum.GetValues(typeof(LegendMarkShape));
NChartPalette palette = new NChartPalette(ChartPredefinedPalette.Fresh);
for (int i = 0; i < markShapes.Length; i++)
{
NLegendItemCellData licd = new NLegendItemCellData();
LegendMarkShape markShape = (LegendMarkShape)markShapes.GetValue(i);
licd.Text = markShape.ToString();
licd.TextStyle.FillStyle = new NColorFillStyle(Color.White);
licd.TextStyle.FontStyle.EmSize = new NLength(10 + i);
licd.MarkShape = markShape;
licd.MarkFillStyle = new NColorFillStyle(Color.White);
licd.MarkBorderStyle.Width = new NLength(0);
licd.MarkLineStyle.Width = new NLength(0);
licd.BackgroundFillStyle = new NColorFillStyle(palette.SeriesColors[i % palette.SeriesColors.Count]);
markShapesBackground.Data.Items.Add(licd);
}
// increase teh margins around each cell
markShapesBackground.Data.CellMargins = new NMarginsL(10, 10, 10, 10);
}
protected void Page_Load(object sender, EventArgs e)
{
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
// confgigure chart
nChartControl1.Panels.Clear();
// set a chart title
NLabel title = new NLabel("Legend Item Text Fit Mode");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 14, FontStyle.Italic);
title.TextStyle.ShadowStyle.Type = ShadowType.LinearBlur;
title.DockMode = PanelDockMode.Top;
title.Margins = new NMarginsL(0, 10, 0, 10);
nChartControl1.Panels.Add(title);
// configure the legend
NLegend legend = new NLegend();
legend.Header.Text = "Maximum Legend Item Text Size";
legend.Mode = LegendMode.Manual;
legend.Data.ExpandMode = LegendExpandMode.HorzWrap;
legend.DockMode = PanelDockMode.Top;
legend.Margins = new NMarginsL(20, 20, 20, 20);
nChartControl1.Panels.Add(legend);
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.Fresh);
styleSheet.Apply(nChartControl1.Document);
// init controls
if (!IsPostBack)
{
WebExamplesUtilities.FillComboWithEnumNames(LegendItemTextFitModeDropDownList, typeof(LegendTextFitMode));
WebExamplesUtilities.FillComboWithValues(LegendItemMaximumWidthDropDownList, 50, 150, 50);
}
// Update legend items
Array markShapes = Enum.GetValues(typeof(LegendMarkShape));
NChartPalette palette = new NChartPalette(ChartPredefinedPalette.Nevron);
for (int i = 0; i < markShapes.Length; i++)
{
NLegendItemCellData licd = new NLegendItemCellData();
LegendMarkShape markShape = (LegendMarkShape)markShapes.GetValue(i);
licd.Text = "Some very long text about mark shape [" + markShape.ToString() + "]";
licd.MarkShape = markShape;
licd.MarkFillStyle = new NColorFillStyle(palette.SeriesColors[i % palette.SeriesColors.Count]);
licd.TextFitMode = (LegendTextFitMode)LegendItemTextFitModeDropDownList.SelectedIndex;
licd.MaxTextWidth = new NLength((float)(LegendItemMaximumWidthDropDownList.SelectedIndex + 1) * 50);
legend.Data.Items.Add(licd);
}
}
private NLegendItemCellData CreateLegendItem(string text, Color color)
{
NLegendItemCellData ldi = new NLegendItemCellData();
ldi.Text = text;
ldi.MarkFillStyle = new NColorFillStyle(color);
ldi.MarkLineStyle.Width = new NLength(0);
return(ldi);
}
private void NChartControl1_Click(object sender, EventArgs e)
{
NPostbackEventArgs eventArgs = e as NPostbackEventArgs;
object selectedObject = eventArgs.Id.FindInDocument(nChartControl1.Document);
if (selectedObject is NDataPoint)
{
NDataPoint dataPoint = (NDataPoint)selectedObject;
dataPoint[DataPointValue.FillStyle] = new NColorFillStyle(Color.Red);
NSeries series = (NSeries)dataPoint.ParentNode;
series.StoreDataPoint(dataPoint.IndexInSeries, dataPoint);
return;
}
if (selectedObject is NLabel)
{
((NLabel)selectedObject).TextStyle.FillStyle = new NColorFillStyle(Color.Red);
return;
}
if (selectedObject is NLegend)
{
((NLegend)selectedObject).FillStyle = new NColorFillStyle(Color.Red);
return;
}
if (selectedObject is NLegendItemCellData)
{
NLegendItemCellData licd = selectedObject as NLegendItemCellData;
NLegend legend = nChartControl1.Legends[0];
SelectDataItem(legend.Data.Items.IndexOf(licd));
return;
}
if (selectedObject is NChartWall)
{
((NChartWall)selectedObject).FillStyle = new NColorFillStyle(Color.Red);
return;
}
if (selectedObject is NAxisStripe)
{
((NAxisStripe)selectedObject).FillStyle = new NColorFillStyle(Color.Red);
return;
}
if (selectedObject is NAxis)
{
NAxis axis = selectedObject as NAxis;
NStandardScaleConfigurator scaleConfigurator = (NStandardScaleConfigurator)axis.ScaleConfigurator;
scaleConfigurator.RulerStyle.BorderStyle.Color = Color.Red;
scaleConfigurator.LabelStyle.TextStyle.FillStyle = new NColorFillStyle(Color.Red);
}
}
protected void Page_Load(object sender, EventArgs e)
{
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
// confgigure chart
nChartControl1.Panels.Clear();
// set a chart title
NLabel title = new NLabel("Legend Custom Items");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 14, FontStyle.Italic);
title.TextStyle.ShadowStyle.Type = ShadowType.LinearBlur;
title.DockMode = PanelDockMode.Top;
title.Margins = new NMarginsL(0, 10, 0, 10);
nChartControl1.Panels.Add(title);
NDockPanel container = new NDockPanel();
container.DockMode = PanelDockMode.Fill;
container.Margins = new NMarginsL(5, 5, 5, 5);
container.PositionChildPanelsInContentBounds = true;
nChartControl1.Panels.Add(container);
{
NLegend markShapesNoStroke = CreateLegend(container, "Mark Shapes, Margins, Background");
Array markShapes = Enum.GetValues(typeof(LegendMarkShape));
NChartPalette palette = new NChartPalette(ChartPredefinedPalette.Nevron);
for (int i = 0; i < markShapes.Length; i++)
{
NLegendItemCellData licd = new NLegendItemCellData();
LegendMarkShape markShape = (LegendMarkShape)markShapes.GetValue(i);
licd.Text = markShape.ToString();
licd.TextStyle.FillStyle = new NColorFillStyle(Color.White);
licd.TextStyle.FontStyle.EmSize = new NLength(8);
licd.MarkShape = markShape;
licd.MarkFillStyle = new NColorFillStyle(Color.White);
licd.MarkBorderStyle.Width = new NLength(0);
licd.MarkLineStyle.Width = new NLength(0);
licd.BackgroundFillStyle = new NColorFillStyle(palette.SeriesColors[i % palette.SeriesColors.Count]);
markShapesNoStroke.Data.Items.Add(licd);
}
// increase teh margins around each cell
markShapesNoStroke.Data.CellMargins = new NMarginsL(5, 5, 5, 5);
}
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.Fresh);
styleSheet.Apply(nChartControl1.Document);
}
private void AddCustomLegendMark_Click(object sender, System.EventArgs e)
{
NLegendItemCellData legendDataItem = new NLegendItemCellData();
legendDataItem.Text = "Data item " + CustomLegendMarksComboBox.Items.Count.ToString();
m_Legend.Data.Items.Add(legendDataItem);
CustomLegendMarksComboBox.Items.Add(legendDataItem.Text);
CustomLegendMarksComboBox.SelectedIndex = CustomLegendMarksComboBox.Items.Count - 1;
LegendItemPropertyGrid.Enabled = true;
nChartControl1.Refresh();
}
private void CreateCustomLegend1(NDockPanel container)
{
NLegend markShapesLegend = CreateLegend(container, "Mark Shapes");
Array markShapes = Enum.GetValues(typeof(LegendMarkShape));
NChartPalette palette = new NChartPalette(ChartPredefinedPalette.Fresh);
for (int i = 0; i < markShapes.Length; i++)
{
NLegendItemCellData licd = new NLegendItemCellData();
LegendMarkShape markShape = (LegendMarkShape)markShapes.GetValue(i);
licd.Text = markShape.ToString();
licd.MarkShape = markShape;
licd.MarkFillStyle = new NColorFillStyle(palette.SeriesColors[i % palette.SeriesColors.Count]);
markShapesLegend.Data.Items.Add(licd);
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
FilterDropDownList.Items.Add("More");
FilterDropDownList.Items.Add("Less");
FilterDropDownList.Items.Add("Equal");
FilterDropDownList.Items.Add("More Or Equal");
FilterDropDownList.Items.Add("Less Or Equal");
FilterDropDownList.Items.Add("Not Equal");
FilterDropDownList.SelectedIndex = 0;
ValueTextBox.Text = "50";
}
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
// add header
NLabel header = nChartControl1.Labels.AddHeader("Filtering Data");
header.TextStyle.FontStyle = new NFontStyle("Times New Roman", 14, FontStyle.Italic);
header.TextStyle.ShadowStyle.Type = ShadowType.LinearBlur;
header.TextStyle.FillStyle = new NColorFillStyle(Color.FromArgb(60, 90, 108));
header.ContentAlignment = ContentAlignment.BottomRight;
header.Location = new NPointL(
new NLength(2, NRelativeUnit.ParentPercentage),
new NLength(2, NRelativeUnit.ParentPercentage));
// configure the chart
NChart chart = nChartControl1.Charts[0];
chart.Axis(StandardAxis.Depth).Visible = false;
chart.BoundsMode = BoundsMode.Stretch;
chart.Location = new NPointL(
new NLength(5, NRelativeUnit.ParentPercentage),
new NLength(15, NRelativeUnit.ParentPercentage));
chart.Size = new NSizeL(
new NLength(85, NRelativeUnit.ParentPercentage),
new NLength(75, NRelativeUnit.ParentPercentage));
Random rnd = new Random(0);
NBarSeries nBar = (NBarSeries)chart.Series.Add(SeriesType.Bar);
nBar.DataLabelStyle.Format = "<value>";
nBar.Values.FillRandom(rnd, 10);
// configure the legend
NLegend legend = nChartControl1.Legends[0];
legend.Mode = LegendMode.Manual;
legend.Data.ExpandMode = LegendExpandMode.ColsOnly;
NLegendItemCellData item = new NLegendItemCellData("Filtered Data Points",
LegendMarkShape.Rectangle,
new NStrokeStyle(1, Color.Black),
new NColorFillStyle(Color.Red),
new NShadowStyle(),
new NTextStyle());
legend.Data.Items.Add(item);
item = new NLegendItemCellData("Series Data Points",
LegendMarkShape.Rectangle,
new NStrokeStyle(1, Color.Black),
(NFillStyle)nBar.FillStyle.Clone(),
new NShadowStyle(),
new NTextStyle());
legend.Data.Items.Add(item);
Filter(nBar);
}
protected void Page_Load(object sender, EventArgs e)
{
// set a chart title
if (!IsPostBack)
{
SearchForDropDownList.Items.Add("Max value");
SearchForDropDownList.Items.Add("Min value");
SearchForDropDownList.Items.Add("Custom value");
SearchForDropDownList.Items.Add("Custom string");
SearchForDropDownList.SelectedIndex = 0;
CustomValueTextBox.Text = "20";
CustomStringTextBox.Text = "Bar 5";
}
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
// add header
NLabel header = nChartControl1.Labels.AddHeader("Finding Data");
header.TextStyle.FontStyle = new NFontStyle("Times New Roman", 14, FontStyle.Italic);
header.TextStyle.ShadowStyle.Type = ShadowType.LinearBlur;
header.TextStyle.FillStyle = new NColorFillStyle(Color.FromArgb(60, 90, 108));
header.ContentAlignment = ContentAlignment.BottomRight;
header.Location = new NPointL(
new NLength(2, NRelativeUnit.ParentPercentage),
new NLength(2, NRelativeUnit.ParentPercentage));
// configure the chart
NChart nChart = nChartControl1.Charts[0];
nChart.BoundsMode = BoundsMode.Stretch;
nChart.Axis(StandardAxis.Depth).Visible = false;
nChart.Location = new NPointL(
new NLength(5, NRelativeUnit.ParentPercentage),
new NLength(15, NRelativeUnit.ParentPercentage));
nChart.Size = new NSizeL(
new NLength(85, NRelativeUnit.ParentPercentage),
new NLength(75, NRelativeUnit.ParentPercentage));
NBarSeries nBar = (NBarSeries)nChart.Series.Add(SeriesType.Bar);
nBar.DataLabelStyle.Format = "<label>";
nBar.Values.Add(10);
nBar.Values.Add(20);
nBar.Values.Add(15);
nBar.Values.Add(44);
nBar.Values.Add(87);
nBar.Values.Add(33);
nBar.Values.Add(56);
for (int i = 0; i < 7; i++)
{
nBar.Labels.Add("Bar " + (i + 1));
}
FindAndHighlightDataPoints(nBar);
// configure the legend
NLegend legend = nChartControl1.Legends[0];
legend.Mode = LegendMode.Manual;
legend.Data.ExpandMode = LegendExpandMode.ColsOnly;
NLegendItemCellData item = new NLegendItemCellData("Found Data Point",
LegendMarkShape.Rectangle,
new NStrokeStyle(1, Color.Black),
new NColorFillStyle(Color.Red),
new NShadowStyle(),
new NTextStyle());
legend.Data.Items.Add(item);
item = new NLegendItemCellData("Series Data Points",
LegendMarkShape.Rectangle,
new NStrokeStyle(1, Color.Black),
(NFillStyle)nBar.FillStyle.Clone(),
new NShadowStyle(),
new NTextStyle());
legend.Data.Items.Add(item);
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
LegendModeDropDownList.Items.Add("Disabled");
LegendModeDropDownList.Items.Add("Automatic");
LegendModeDropDownList.Items.Add("Manual");
LegendModeDropDownList.SelectedIndex = 1;
PredefinedStyleDropDownList.Items.Add("Top");
PredefinedStyleDropDownList.Items.Add("Bottom");
PredefinedStyleDropDownList.Items.Add("Left");
PredefinedStyleDropDownList.Items.Add("Right");
PredefinedStyleDropDownList.Items.Add("Top right");
PredefinedStyleDropDownList.Items.Add("Top left");
PredefinedStyleDropDownList.SelectedIndex = 4;
ExpandModeDropDownList.Items.Add("Rows only");
ExpandModeDropDownList.Items.Add("Cols only");
ExpandModeDropDownList.Items.Add("Rows fixed");
ExpandModeDropDownList.Items.Add("Cols fixed");
ExpandModeDropDownList.SelectedIndex = 0;
WebExamplesUtilities.FillComboWithValues(ManualItemsDropDownList, 1, 20, 1);
ManualItemsDropDownList.SelectedIndex = 5;
WebExamplesUtilities.FillComboWithValues(RowCountDropDownList, 1, 10, 1);
RowCountDropDownList.SelectedIndex = 5;
WebExamplesUtilities.FillComboWithValues(ColCountDropDownList, 1, 10, 1);
ColCountDropDownList.SelectedIndex = 5;
}
nChartControl1.BackgroundStyle.FrameStyle.Visible = false;
nChartControl1.Settings.JitterMode = JitterMode.Enabled;
nChartControl1.Settings.JitteringSteps = 4;
// set a chart title
NLabel title = nChartControl1.Labels.AddHeader("Legend General");
title.TextStyle.FontStyle = new NFontStyle("Times New Roman", 14, FontStyle.Italic);
title.TextStyle.ShadowStyle.Type = ShadowType.LinearBlur;
// setup the chart
NChart chart = nChartControl1.Charts[0];
NBarSeries barSeries = (NBarSeries)chart.Series.Add(SeriesType.Bar);
barSeries.DataLabelStyle.Visible = false;
barSeries.Legend.Mode = SeriesLegendMode.DataPoints;
barSeries.Legend.Format = "<label> <percent>";
barSeries.Values.FillRandom(Random, numberOfDataPoints);
for (int i = 0; i < numberOfDataPoints; i++)
{
barSeries.Labels.Add("Item " + i.ToString());
}
// setup the legend
m_Legend = nChartControl1.Legends[0];
m_Legend.FillStyle.SetTransparencyPercent(50);
m_Legend.Mode = ((LegendMode)LegendModeDropDownList.SelectedIndex);
if (m_Legend.Mode != LegendMode.Manual)
{
ManualItemsDropDownList.Enabled = false;
}
else
{
NLegendItemCellData legendItemCellData;
ManualItemsDropDownList.Enabled = true;
// fill some manual legend data items.
int manualItemCount = ManualItemsDropDownList.SelectedIndex + 1;
for (int i = 0; i < manualItemCount; i++)
{
legendItemCellData = new NLegendItemCellData();
legendItemCellData.Text = "Manual item " + i.ToString();
legendItemCellData.MarkShape = LegendMarkShape.Rectangle;
Color itemColor = WebExamplesUtilities.RandomColor();
legendItemCellData.MarkFillStyle = new NColorFillStyle(itemColor);
m_Legend.Data.Items.Add(legendItemCellData);
}
}
m_Legend.Header.Text = LegendHeaderTextBox.Text;
m_Legend.Footer.Text = LegendFooterTextBox.Text;
m_Legend.SetPredefinedLegendStyle((PredefinedLegendStyle)PredefinedStyleDropDownList.SelectedIndex);
m_Legend.Data.ExpandMode = (LegendExpandMode)ExpandModeDropDownList.SelectedIndex;
if (m_Legend.Data.ExpandMode == LegendExpandMode.ColsOnly || m_Legend.Data.ExpandMode == LegendExpandMode.RowsOnly)
{
RowCountDropDownList.Enabled = false;
ColCountDropDownList.Enabled = false;
}
else if (m_Legend.Data.ExpandMode == LegendExpandMode.RowsFixed)
{
RowCountDropDownList.Enabled = true;
ColCountDropDownList.Enabled = false;
m_Legend.Data.RowCount = RowCountDropDownList.SelectedIndex + 1;
}
else if (m_Legend.Data.ExpandMode == LegendExpandMode.ColsFixed)
{
RowCountDropDownList.Enabled = false;
ColCountDropDownList.Enabled = true;
m_Legend.Data.ColCount = ColCountDropDownList.SelectedIndex + 1;
}
// apply style sheet
NStyleSheet styleSheet = NStyleSheet.CreatePredefinedStyleSheet(PredefinedStyleSheet.FreshMultiColor);
styleSheet.Apply(nChartControl1.Document);
}
