在.NET中使用GDI+为MapObjects构建三维直方图统计专题

  p;   //直方图的宽度
private float    m_fTotal = 0;              //用于记录统计字段中的最大直
private bool     m_blDrawOutline = true;    //是否绘制边框
private System.Drawing.Color m_OutlineColor = System.Drawing.Color.Black; //边框的颜色

public void Setup3DBarRenderer(ESRI.MapObjects2.Core.MapLayer lyr,ESRI.MapObjects2.Core.ChartRenderer cr)
{
     if(lyr != null && cr != null)
     {            
         //初始化颜色数组根据FieldCount动态创建
         this.m_iColors = new int[cr.FieldCount];
         for(short i=0;i<cr.FieldCount;i++)
         {
              this.m_iColors[i] = int.Parse(cr.get_Color(i).ToString());  
         }
         ESRI.MapObjects2.Core.Recordset rec;
         float fTotal = 0;
         rec = lyr.Records;
         while (!rec.EOF)
         {                 
              for(short i = 0 ; i < cr.FieldCount - 1;i++)
              {
                   float fTemp = float.Parse(rec.Fields.Item(cr.

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