// Add Chart Labels with beginning and ending dates for each data point
// in the Gantt chart. Labels are placed inside on the western edge.
private void AddGanttTaskLabels(C1Chart chart, ChartDataSeriesCollection cdsc)
{
ChartLabels cl = chart.ChartLabels;
cl.DefaultLabelStyle.BackColor = Color.Transparent;
cl.DefaultLabelStyle.GradientStyle = GradientStyleEnum.None;
cl.DefaultLabelStyle.ForeColor = Color.Azure;
cl.DefaultLabelStyle.HorizontalAlignment = AlignHorzEnum.Far;
C1.Win.C1Chart.LabelsCollection clc = cl.LabelsCollection;
clc.Clear();
int slen = cdsc.Count;
for (int s = 0; s < cdsc.Count; s++)
{
ChartDataSeries cds = cdsc[s];
for (int p = 0; p < cds.Length; p++)
{
C1.Win.C1Chart.Label lab = clc.AddNewLabel();
DateTime start = (DateTime)cds.Y[p];
DateTime end = (DateTime)cds.Y1[p];
lab.Text = start.ToString("ddMMM") + "-" + end.ToString("ddMMM");
lab.AttachMethod = AttachMethodEnum.DataIndex;
lab.AttachMethodData.GroupIndex = 0;
lab.AttachMethodData.SeriesIndex = s;
lab.AttachMethodData.PointIndex = p;
lab.Compass = LabelCompassEnum.West;
lab.Offset = 0;
lab.Visible = true;
}
}
}
private void StepChart_Load(object sender, System.EventArgs e)
{
// position the controls
hScrollBar1.Location = new Point(c1Chart1.Left, 0);
vScrollBar1.Location = new Point(c1Chart1.Left - vScrollBar1.Width, hScrollBar1.Height);
c1Chart1.Location = new Point(hScrollBar1.Left, vScrollBar1.Top);
// set 3D effects scrollbars visibility
bool is3d = chkShow3D.Checked;
vScrollBar1.Visible = is3d;
hScrollBar1.Visible = is3d;
// set up the charts
ChartGroup cg = c1Chart1.ChartGroups.Group0;
cg.Use3D = is3d;
// ChartType is a Step chart.
cg.ChartType = Chart2DTypeEnum.Step;
ChartData cd = cg.ChartData;
ChartDataSeriesCollection cdsc = cd.SeriesList;
cdsc.Clear(); // remove existing data.
// create some data using this application GetData() routine
PointF[] pfa = GetData();
// add the data to the chart
ChartDataSeries cds = cdsc.AddNewSeries();
cds.PointData.CopyDataIn(pfa);
cds.LineStyle.Thickness = 3;
cds.TooltipText = "Step0";
cds.TooltipTextLegend = "Step0 Legend";
cds.SymbolStyle.Size = 15;
// add a second series using the application AdjustYValues
// routine. This data is similar to show behavior when
// excluding the data holes found in the first data.
cds = cdsc.AddNewSeries();
cds.PointData.CopyDataIn(AdjustYValues(pfa, 1f, 2f));
cds.LineStyle.Thickness = 3;
cds.SymbolStyle.Size = 15;
cds.TooltipText = "Step1";
cds.TooltipTextLegend = "Step1 Legend";
cds.Display = SeriesDisplayEnum.ExcludeHoles;
// set up the 3D view object and scrollbars. When
// the 3D view is shown, the scrollbars can adjust
// the angles.
const int initialAngles = 30;
View3D v3d = c1Chart1.ChartArea.PlotArea.View3D;
v3d.Depth = initialAngles;
v3d.Elevation = initialAngles;
v3d.Rotation = initialAngles;
hScrollBar1.Maximum = 45;
hScrollBar1.Minimum = -45;
hScrollBar1.Value = -initialAngles;
vScrollBar1.Maximum = 45;
vScrollBar1.Minimum = -45;
vScrollBar1.Value = initialAngles;
updnDepth.Value = initialAngles;
labDepth.Visible = is3d;
updnDepth.Visible = is3d;
// in chart labels to label the scroll bars.
C1.Win.C1Chart.LabelsCollection labs = c1Chart1.ChartLabels.LabelsCollection;
C1.Win.C1Chart.Label lab = labs.AddNewLabel();
lab.AttachMethod = AttachMethodEnum.Coordinate;
lab.AttachMethodData.X = 1;
lab.AttachMethodData.Y = 1;
lab.Compass = LabelCompassEnum.SouthEast;
lab.SizeDefault = new Size(c1Chart1.Size.Width, 12);
lab.Style.HorizontalAlignment = AlignHorzEnum.Center;
lab.Name = "hbar";
lab.Text = "3D Rotation";
lab.Visible = is3d;
lab = labs.AddNewLabel();
lab.AttachMethod = AttachMethodEnum.Coordinate;
lab.AttachMethodData.X = 1;
lab.AttachMethodData.Y = 1;
lab.Compass = LabelCompassEnum.SouthEast;
lab.SizeDefault = new Size(12, c1Chart1.Size.Height);
lab.Style.Rotation = RotationEnum.Rotate270;
lab.Style.HorizontalAlignment = AlignHorzEnum.Center;
lab.Name = "vbar";
lab.Text = "3D Elevation";
lab.Visible = is3d;
// set up the Chart header
Title header = c1Chart1.Header;
header.Style.Font = new Font("Arial Black", 16);
header.Style.Border.BorderStyle = BorderStyleEnum.Solid;
if (is3d)
{
header.Text = "3D Step Chart";
}
else
{
header.Text = "2D Step Chart";
}
// clear the position CoordInfo label
labCoordInfo.Text = "";
labCoordInfo.Visible = false;
// force a resize to allow everything reposition.
StepChart_Resize(null, null);
}
