private void InitTypeMap()
{
chartMap.Clear();
OWC11.ChartChartTypeEnum[] chartTypes = new OWC11.ChartChartTypeEnum[]
{
ChartChartTypeEnum.chChartTypeColumnClustered,
ChartChartTypeEnum.chChartTypeColumn3D,
ChartChartTypeEnum.chChartTypeBarClustered,
ChartChartTypeEnum.chChartTypeBar3D,
ChartChartTypeEnum.chChartTypeArea,
ChartChartTypeEnum.chChartTypeArea3D,
ChartChartTypeEnum.chChartTypeDoughnut,
ChartChartTypeEnum.chChartTypeLineStacked,
ChartChartTypeEnum.chChartTypeLine3D,
ChartChartTypeEnum.chChartTypeLineMarkers,
ChartChartTypeEnum.chChartTypePie,
ChartChartTypeEnum.chChartTypePie3D,
ChartChartTypeEnum.chChartTypeRadarSmoothLine,
ChartChartTypeEnum.chChartTypeSmoothLine
};
string[] chartTypesCh = new string[] { "垂直柱状统计图", "3D垂直柱状统计图", "水平柱状统计图", "3D水平柱状统计图", "区域统计图", "3D区域统计图", "中空饼图", "折线统计图", "3D折线统计图", "折线带点统计图", "饼图", "3D饼图", "网状统计图", "弧线统计图" };
for (int i = 0; i < chartTypes.Length; i++)
{
chartMap.Add(chartTypesCh[i], chartTypes[i]);
}
}
public ChartSpaceClass BuildCharts()
{
string chartCategoriesStr = String.Join("\t", chartCategoriesArr);
string chartValuesStr = String.Join("\t", chartValuesArr);
OWC11.ChartSpaceClass oChartSpace = new OWC11.ChartSpaceClass();
// ------------------------------------------------------------------------
// Give pie and doughnut charts a legend on the bottom. For the rest of
// them let the control figure it out on its own.
// ------------------------------------------------------------------------
chartType = (ChartChartTypeEnum)chartMap[chartTypeCh];
if (chartType == ChartChartTypeEnum.chChartTypePie ||
chartType == ChartChartTypeEnum.chChartTypePie3D ||
chartType == ChartChartTypeEnum.chChartTypeDoughnut)
{
oChartSpace.HasChartSpaceLegend = true;
oChartSpace.ChartSpaceLegend.Position = ChartLegendPositionEnum.chLegendPositionBottom;
}
oChartSpace.Border.Color = "blue";
oChartSpace.Charts.Add(0);
oChartSpace.Charts[0].HasTitle = true;
oChartSpace.Charts[0].Type = chartType;
oChartSpace.Charts[0].ChartDepth = 125;
oChartSpace.Charts[0].AspectRatio = 80;
oChartSpace.Charts[0].Title.Caption = chartTitle;
oChartSpace.Charts[0].Title.Font.Bold = true;
//绘图区背景颜色
//oChartSpace.Charts[0].PlotArea.Interior.Color = "red";
//绘图区
// oChartSpace.Charts[0].PlotArea.Floor.Interior.Color = "green";
oChartSpace.Charts[0].SeriesCollection.Add(0);
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection.Add();
//柱状图颜色
//oChartSpace.Charts[0].SeriesCollection[0].Interior.Color = "red";
// ------------------------------------------------------------------------
// If you're charting a pie or a variation thereof percentages make a lot
// more sense than values...
// ------------------------------------------------------------------------
if (chartType == ChartChartTypeEnum.chChartTypePie ||
chartType == ChartChartTypeEnum.chChartTypePie3D ||
chartType == ChartChartTypeEnum.chChartTypeDoughnut)
{
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasPercentage = true;
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasValue = false;
}
// ------------------------------------------------------------------------
// Not so for other chart types where values have more meaning than
// percentages.
// ------------------------------------------------------------------------
else
{
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasPercentage = false;
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].HasValue = true;
}
// ------------------------------------------------------------------------
// Plug your own visual bells and whistles here
// ------------------------------------------------------------------------
oChartSpace.Charts[0].SeriesCollection[0].Caption = String.Empty;
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Name = "verdana";
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Size = 10;
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Bold = true;
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Font.Color = "red";
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Position = ChartDataLabelPositionEnum.chLabelPositionCenter;
if (chartType == ChartChartTypeEnum.chChartTypeBarClustered ||
chartType == ChartChartTypeEnum.chChartTypeBar3D ||
chartType == ChartChartTypeEnum.chChartTypeColumnClustered ||
chartType == ChartChartTypeEnum.chChartTypeColumn3D)
{
oChartSpace.Charts[0].SeriesCollection[0].DataLabelsCollection[0].Position = ChartDataLabelPositionEnum.chLabelPositionOutsideEnd;
}
oChartSpace.Charts[0].SeriesCollection[0].SetData(OWC11.ChartDimensionsEnum.chDimCategories,
Convert.ToInt32(OWC11.ChartSpecialDataSourcesEnum.chDataLiteral), chartCategoriesStr);
oChartSpace.Charts[0].SeriesCollection[0].SetData(OWC11.ChartDimensionsEnum.chDimValues,
Convert.ToInt32(OWC11.ChartSpecialDataSourcesEnum.chDataLiteral), chartValuesStr);
return oChartSpace;
}
