private void AnnotateSlices(C1.Win.C1Chart.C1Chart chart)
{
Style s = chart.ChartLabels.DefaultLabelStyle;
s.BackColor = SystemColors.Info;
s.Opaque = true;
s.Border.BorderStyle = BorderStyleEnum.Solid;
ChartDataSeriesCollection series = chart.ChartGroups[0].ChartData.SeriesList;
chart.ChartLabels.LabelsCollection.Clear();
// Attach labels to each slice
for (int i = 0; i < series.Count; i++)
{
C1.Win.C1Chart.Label label = chart.ChartLabels.LabelsCollection.AddNewLabel();
label.Text = String.Format("{0:C0}", series[i].Y[0]);
label.Compass = LabelCompassEnum.Radial;
label.Offset = 20;
label.Connected = true;
label.Visible = true;
label.AttachMethod = AttachMethodEnum.DataIndex;
AttachMethodData am = label.AttachMethodData;
am.GroupIndex = 0;
am.SeriesIndex = i;
am.PointIndex = 0;
series[i].Offset = 0;
}
}
public void AnnotateSlicewithImage(C1.Win.C1Chart.C1Chart chart, int seriesIndex)
{
ChartDataSeriesCollection series = chart.ChartGroups[0].ChartData.SeriesList;
LabelsCollection labels = c1Chart1.ChartLabels.LabelsCollection;
C1.Win.C1Chart.Label label;
label = labels.AddNewLabel();
label.Image = imageList1.Images[seriesIndex];
label.Style.BackColor = Color.Transparent;
label.Style.Border.BorderStyle = BorderStyleEnum.None;
label.Style.GradientStyle = GradientStyleEnum.None;
label.Style.ImageAlignment = AlignImageEnum.Top;
label.Size = label.Image.Size + new Size(0, 20);
label.Compass = LabelCompassEnum.Radial;
label.Offset = 30;
label.Connected = false;
label.Visible = true;
label.AttachMethod = AttachMethodEnum.DataIndex;
label.Text = String.Format("{0:C0}", series[seriesIndex].Y[0]);
AttachMethodData am = label.AttachMethodData;
am.GroupIndex = 0;
am.SeriesIndex = seriesIndex;
am.PointIndex = 0;
}
/// <summary>
/// Update the position of the coordinate specified labels.
/// Must use the AttachMethodData object of each label to specify these.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void c1Chart1_Resize(object sender, EventArgs e)
{
// update the label positions to match the new chart boundaries.
AttachMethodData adm = c1Chart1.ChartLabels[1].AttachMethodData;
adm.X = -5 + this.ClientSize.Width; adm.Y = 5;
adm = c1Chart1.ChartLabels[2].AttachMethodData;
adm.X = -5 + this.ClientSize.Width; adm.Y = -5 + this.ClientSize.Height;
adm = c1Chart1.ChartLabels[3].AttachMethodData;
adm.X = 5; adm.Y = -5 + this.ClientSize.Height;
}
/// <summary>
/// Sets the labels for each slice.
/// </summary>
private void SetSizeLabels(bool create)
{
if (create)
{
// Set labels for Used Space
for (int i = 0; i < diskCount + 1; i++)
{
for (int j = 0; j < 2; j++)
{
ChartDataSeries series = c1Chart1.ChartGroups[0].ChartData.SeriesList[j];
// Add a chart label for each slice
C1.Win.C1Chart.Label lbl = c1Chart1.ChartLabels.LabelsCollection.AddNewLabel();
lbl.AttachMethod = AttachMethodEnum.DataIndex;
lbl.Text = GetSizeString((Int64)series.Y[i], this.Format);
if (j == 0)
{
lbl.Compass = LabelCompassEnum.North;
}
else
{
lbl.Compass = LabelCompassEnum.South;
}
lbl.Offset = 0;
lbl.Visible = true;
AttachMethodData amd = lbl.AttachMethodData;
amd.GroupIndex = 0;
amd.SeriesIndex = j;
amd.PointIndex = i;
}
}
}
else
{
for (int i = 0; i < diskCount + 1; i++)
{
for (int j = 0; j < 2; j++)
{
ChartDataSeries series = c1Chart1.ChartGroups[0].ChartData.SeriesList[j];
// Add a chart label for each slice
C1.Win.C1Chart.Label lbl = c1Chart1.ChartLabels.LabelsCollection[diskCount + 1 + i * 2 + j];
lbl.Text = GetSizeString((Int64)series.Y[i], this.Format);
}
}
}
}
private void GetLineChart(DataTable dt, string XDataName, string[] YCols, int Groupindex)
{
try
{
DataView dv = dt.DefaultView;
int countColumns = YCols.Length; //多少列 ；第一列未x坐标值 ；其他为数据
int countRows = dt.Rows.Count;
PointF[][] data = new PointF[countColumns][]; //视图的数据
for (int i = 0; i < countColumns; i++)
{
data[i] = new PointF[countRows];
}
//各列对应的数据
for (int j = 0; j < countColumns; j++)
{
for (int i = 0; i < countRows; i++)
{
string data1 = dv[i][YCols[j]].ToString().Replace("天", "").Trim();
float y = 0;
if (!string.IsNullOrEmpty(data1))
{
y = float.Parse(data1);
}
data[j][i] = new PointF(i, y);
}
}
//绑定数据
ChartDataSeriesCollection collSeries = c1Chart1.ChartGroups[Groupindex].ChartData.SeriesList;
collSeries.Clear();
for (int i = 0; i < countColumns; i++) //如果是双条,则显示
{
ChartDataSeries series = collSeries.AddNewSeries();
series.PointData.CopyDataIn(data[i]);
series.FitType = C1.Win.C1Chart.FitTypeEnum.Line;
series.LineStyle.Pattern = LinePatternEnum.Solid;
//series.Label = dt.Columns[i].ColumnName;
}
for (int i = 0; i < countColumns; i++) //如果是双条,则显示
{
//lend，对三种颜色Bar块的描述
c1Chart1.ChartGroups[Groupindex].ChartData.SeriesList[i].Label = YCols[i];
}
ChartDataSeriesCollection dscoll = c1Chart1.ChartGroups[Groupindex].ChartData.SeriesList; //dscoll.Remove(c1Chart1.ChartGroups[0].ChartData.SeriesList[3]);
if (Groupindex == 0)
{
c1Chart1.ChartLabels.LabelsCollection.Clear();
}
for (int i = 0; i < dscoll.Count; i++)
{
ChartDataSeries series = dscoll[i];
for (int j = 0; j < dv.Count; j++)
{
//加标签,在Bar块上面显示数据
C1.Win.C1Chart.Label lbl = c1Chart1.ChartLabels.LabelsCollection.AddNewLabel();
string data1 = dv[j][YCols[i]].ToString().Replace("天", "").Trim();
if (!string.IsNullOrEmpty(data1))
{
lbl.Text = string.Format("{0}", float.Parse(data1));
}
lbl.Compass = LabelCompassEnum.North;
//lbl.Style.BackColor = Color.Brown;
lbl.Style.ForeColor = Color.Blue;
lbl.Offset = 10;
lbl.Connected = false;
lbl.Visible = true;
lbl.AttachMethod = AttachMethodEnum.DataIndex;
AttachMethodData am = lbl.AttachMethodData;
am.GroupIndex = Groupindex; //0
am.SeriesIndex = i; //i
am.PointIndex = j; //0
}
}
if (Groupindex == 0)
{
//显示X轴标签
Axis ax = c1Chart1.ChartArea.AxisX;
//ax.Min = 10;
ax.TickMinor = TickMarksEnum.None;
ax.ValueLabels.Clear();
ax.AnnoMethod = AnnotationMethodEnum.ValueLabels;
for (int i = 0; i < dv.Count; i++)
{
ax.ValueLabels.Add(i, dv[i][XDataName].ToString());
}
//ax.TickLabels = TickLabelsEnum.High;
Axis ay = c1Chart1.ChartArea.AxisY;
//ay.TickMinor = TickMarksEnum.None;
ay.GridMajor.Visible = true;
ay.GridMajor.Color = Color.White;
ay.Min = 0;
}
}
catch (Exception ex)
{
throw ex;
}
}
private void GetPieChart(DataTable dt, string XDataName, string[] YCols)
{
try
{
DataView dv = dt.DefaultView;
int countColumns = YCols.Length; //多少列
int allNum = 0;
PointF[][] data = new PointF[countColumns][]; //视图的数据
for (int i = 0; i < countColumns; i++)
{
data[i] = new PointF[dv.Count];
}
for (int j = 0; j < countColumns; j++)
{
//各列对应的数据
for (int i = 0; i < dv.Count; i++)
{
float y = float.Parse((dv[i][j]).ToString());
data[j][i] = new PointF(i, y);
}
}
//绑定数据
ChartDataSeriesCollection collSeries = c1Chart1.ChartGroups[0].ChartData.SeriesList;
collSeries.Clear();
for (int i = 0; i < countColumns; i++) //如果是双条,则显示
{
ChartDataSeries series = collSeries.AddNewSeries();
series.PointData.CopyDataIn(data[i]);
//collSeries[i].LineStyle.Pattern = LinePatternEnum.DashDot;
series.FitType = C1.Win.C1Chart.FitTypeEnum.Beziers;
//series.PointData.CopyDataIn(data[i]);// 这里的data是PointF类型
//series.FitType = C1.Win.C1Chart.FitTypeEnum.Spline;
series.Label = YCols[i];
}
for (int i = 0; i < countColumns; i++) //如果是双条,则显示
{
//lend，对三种颜色Bar块的描述
c1Chart1.ChartGroups[0].ChartData.SeriesList[i].Label = YCols[i];
}
// c1Chart1.ChartGroups[0].ChartData.SeriesList[2].Label = "英语成绩";
//c1Chart1.ChartGroups[0].ChartData[3].LineStyle.Color = Color.LightSteelBlue;
//c1Chart1.ChartGroups[0].ChartData[3].LineStyle.Thickness = 0;
//c1Chart1.ChartGroups[0].ChartData.SeriesList[3].Group.Visible = true; //坐标上的柱被隐藏
//c1Chart1.ChartGroups[0].ChartData.SeriesList[3].Display = SeriesDisplayEnum.Hide;
// c1Chart1.ChartGroups[0].ChartData.SeriesList[3].Display = SeriesDisplayEnum.Exclude;
//c1Chart1.ChartGroups[0].ChartData[3].Display = SeriesDisplayEnum.Exclude;
//c1Chart1.Legend
//在Bar中显示值
ChartDataSeriesCollection dscoll = c1Chart1.ChartGroups[0].ChartData.SeriesList;
//dscoll.Remove(c1Chart1.ChartGroups[0].ChartData.SeriesList[3]);
c1Chart1.ChartLabels.LabelsCollection.Clear();
for (int i = 0; i < dscoll.Count; i++)
{
ChartDataSeries series = dscoll[i];
for (int j = 0; j < dv.Count; j++)
{
allNum = 0;
for (int k = 0; k < YCols.Length; k++)
{
allNum += int.Parse(dv[j][YCols[k]].ToString());
}
//加标签,在Bar块上面显示数据
C1.Win.C1Chart.Label lbl = c1Chart1.ChartLabels.LabelsCollection.AddNewLabel();
string c1Label = string.Format("{0}", float.Parse(dv[j][series.Label].ToString()));
float labelNum = float.Parse(dv[j][series.Label].ToString());//显示的实际数值
lbl.Text = series.Label;
lbl.Text += ":" + labelNum.ToString();
if (allNum != 0)
{
float percent = labelNum * 100 / allNum;
lbl.Text += ", " + String.Format("{0:F2} ", percent) + "%";
}
//lbl.Text = string.Format("{0}", float.Parse(dv[j][series.Label].ToString()));
lbl.Compass = LabelCompassEnum.Radial;
//lbl.Style.BackColor = Color.Brown;
lbl.Style.ForeColor = Color.Blue;
lbl.Offset = 10;
lbl.Connected = false;
lbl.Visible = true;
lbl.AttachMethod = AttachMethodEnum.DataIndex;
AttachMethodData am = lbl.AttachMethodData;
am.GroupIndex = 0; //0
am.SeriesIndex = i; //i
am.PointIndex = j; //0
}
}
//显示X轴标签
//Axis ax = c1Chart1.ChartArea.AxisX;
//ax.ValueLabels.Clear();
//ax.AnnoMethod = AnnotationMethodEnum.ValueLabels;
//for (int i = 0; i < dv.Count; i++)
//{
// //ax.ValueLabels.Add(i, dv[i]["path_code"].ToString());
//}
////显示X轴标签
//Axis ay = c1Chart1.ChartArea.AxisY;
//ay.Text=""
}
catch (Exception ex)
{
throw ex;
}
}
void SetChart(DataTable table1)
{
try
{
c1Chart1.Reset();
c1Chart1.ChartLabels.LabelsCollection.Clear();
c1Chart1.ChartArea.AxisX.ValueLabels.Clear();
c1Chart1.ChartArea.AxisX.Text = "日期";
c1Chart1.ChartArea.AxisY.Text = "数值";
c1Chart1.Legend.Visible = false;
c1Chart1.Legend.Orientation = LegendOrientationEnum.Auto;
c1Chart1.Legend.Text = "平均时间(分)";
c1Chart1.Legend.Style.Border.BorderStyle = BorderStyleEnum.Solid;
//c1Chart1.ChartGroups.Group0.ChartType = Chart2DTypeEnum.Area;
c1Chart1.ChartGroups[0].ChartData.SeriesList.Clear();
if (table1 != null)
{
DataTable objTable = table1;
if (objTable == null)
{
return;
}
//非饼图的数据加载
for (int j = 1; j < objTable.Columns.Count; j++)
{
//if (j > 1)
// continue;
ChartDataSeries tval = new ChartDataSeries();
c1Chart1.ChartArea.AxisX.AnnoMethod = C1.Win.C1Chart.AnnotationMethodEnum.ValueLabels;
tval.DataLabel.Visible = true;
tval.Label = objTable.Columns[j].ColumnName;
for (int i = 0; i < objTable.Rows.Count; i++)
{
float fvalue = 0;
float.TryParse(objTable.Rows[i][j].ToString(), out fvalue);
tval.PointData.Add(new PointF(i, fvalue));
#region 具体每一项的值显示
C1.Win.C1Chart.Label lab = c1Chart1.ChartLabels.LabelsCollection.AddNewLabel();
lab.AttachMethod = AttachMethodEnum.DataIndex;
AttachMethodData amd = lab.AttachMethodData;
amd.GroupIndex = 0;
amd.PointIndex = i;
amd.SeriesIndex = j - 1; //数据集的索引
lab.Text = objTable.Rows[i][j].ToString(); //标签值
//lab.Visible = chklabVisable.Checked;
lab.Visible = true;
lab.Compass = LabelCompassEnum.NorthEast; //值显示的位置
lab.Connected = false;
lab.Offset = 20; //值显示的位置的偏移量
lab.TooltipText = objTable.Columns[j].ColumnName + "：" + lab.Text;
#endregion
if (j == 1)
{
//X轴中的内容标签
ValueLabel vlbl = new ValueLabel();
vlbl.NumericValue = i;
vlbl.Text = objTable.Rows[i]["月份"].ToString() + "月";
c1Chart1.ChartArea.AxisX.ValueLabels.Add(vlbl);
}
}
c1Chart1.ChartGroups[0].ChartData.SeriesList.Add(tval);
}
}
}
catch (Exception ex) { ex.Message.ToString(); }
}
private void Form1_Load(object sender, System.EventArgs e)
{
// Center the form
this.CenterToParent();
// All properties can be set at Design time, however
// for instructional purposes, it is easier to see if
// the properties are set at runtime.
// Set up the Chart Appearance
c1Chart1.Width = this.ClientSize.Width - c1Chart1.Left;
c1Chart1.Height = this.ClientSize.Height;
c1Chart1.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;//!!VBPassThru
c1Chart1.Style.BackColor = Color.CadetBlue;
c1Chart1.Style.Border.BorderStyle = BorderStyleEnum.InsetBevel;
// Add in the header
Title hdr = c1Chart1.Header;
hdr.Text = "Pie Chart Stuff";
hdr.Style.Font = new Font("Arial Black", 16);
hdr.Style.BackColor = Color.Tan;
hdr.Style.Border.BorderStyle = BorderStyleEnum.RaisedBevel;
hdr.Style.Border.Thickness = 4;
// Add in the footer
Title ftr = c1Chart1.Footer;
ftr.Text = "Nowhere";
ftr.Style.Font = new Font("Arial Narrow", 12, FontStyle.Bold);
ftr.LocationDefault = new Point(10, -1);
// Setup the legend.
Legend lgd = c1Chart1.Legend;
lgd.Compass = CompassEnum.East;
lgd.Style.Border.BorderStyle = BorderStyleEnum.RaisedBevel;
lgd.Style.Border.Color = Color.CadetBlue;
lgd.Style.Border.Thickness = 4;
lgd.Style.Font = new Font("Arial Narrow", 10);
lgd.Style.HorizontalAlignment = AlignHorzEnum.Center;
lgd.Text = "Series";
lgd.Visible = true;
// Set the Chart area style.
Area area = c1Chart1.ChartArea;
area.Style.Border.BorderStyle = BorderStyleEnum.RaisedBevel;
area.Style.Border.Thickness = 4;
// Set the default label style. By using the default style,
// all the labels styles can be handled uniformly
c1Chart1.ChartLabels.DefaultLabelStyle.BackColor = SystemColors.Info;
c1Chart1.ChartLabels.DefaultLabelStyle.Border.BorderStyle = BorderStyleEnum.Solid;
// Set up a Pie chart with 8 slices
ChartGroup grp = c1Chart1.ChartGroups[0];
grp.ChartType = Chart2DTypeEnum.Pie;
grp.Pie.OtherOffset = 0;
grp.Pie.Start = int.Parse(txtStartAngle.Text);
// Clear existing, and add new data.
ChartData dat = grp.ChartData;
dat.SeriesList.Clear();
// SliceValue is the relative value of the slice in the whole.
// These are the Y values.
int [] SliceValue = new int [] { 30, 18, 26, 10, 40, 26, 12, 35 };
// Pick a nice color for each Series.
Color [] ColorValue = new Color []
{
Color.Red, Color.Tan, Color.LightGreen, Color.MediumTurquoise,
Color.Blue, Color.Magenta, Color.GreenYellow, Color.MediumBlue
};
for (int slice = 0; slice < SliceValue.Length; slice++)
{
ChartDataSeries series = dat.SeriesList.AddNewSeries();
series.PointData.Length = 1;
series.PointData[0] = new PointF(1f, SliceValue[slice]);
series.LineStyle.Color = ColorValue[slice];
series.Label = slice.ToString();
// set the DataLabel to show each value and percent of the whole
DataLabel dlab = series.DataLabel;
dlab.Compass = LabelCompassEnum.RadialText;
dlab.Offset = -2;
dlab.Text = "{#YVAL} ({%YVAL:0.00%})";
dlab.Style.BackColor = Color.Transparent;
dlab.Style.Border.BorderStyle = BorderStyleEnum.None;
dlab.Visible = radioDataLabOn.Checked;
// Add a chart label for each slice
C1.Win.C1Chart.Label lab = c1Chart1.ChartLabels.LabelsCollection.AddNewLabel();
lab.AttachMethod = AttachMethodEnum.DataIndex;
AttachMethodData amd = lab.AttachMethodData;
amd.GroupIndex = 0;
amd.PointIndex = 0;
amd.SeriesIndex = slice;
lab.Text = "Chart Label " + slice.ToString();
lab.Compass = LabelCompassEnum.Radial;
lab.Connected = true;
lab.Offset = 10;
lab.Visible = radioLabelsOn.Checked;
}
udDepth.Minimum = 5;
udDepth.Maximum = 100;
udDepth.Value = 30;
udDepth.Increment = 5;
udElev.Minimum = 5;
udElev.Maximum = 85;
udElev.Value = 45;
udElev.Increment = 5;
}
