急急急！！！

tiancaizhou 2009-04-11 01:53:30

谁有饼状图柱状图得例子用chart也可以用水晶报表也可以最好有这方面的教程谢谢大家

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tiancaizhou 2009-04-13

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各位大侠我想要的是连接数据库的那种帮帮我吧

ONE_DATA 2009-04-13

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楼主说的阿是种图例吧？
这个是我在FineReport的demo图里面找到得我觉得挺漂亮的呵呵
你可以去FineReport官网下个免费软件，然后demo里面就自带了饼图跟柱状图的模板

jiangshun 2009-04-11

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public void PK()

		{

//			int[] xl={12,7,5,21,29,17,23,19,20,15,11,18};

//			string[] m={"1","2","3","4","5","6","7","8","9","10","11","12"};

			DataTable dt=new DataTable();

			dt=fun.select("select sum(Profit),day([date]) from Crm_bill Group by day([date]) Order by day([date])").Tables[0];

			ArrayList a=new ArrayList();

			ArrayList b=new ArrayList();

			if(dt.Rows.Count>0)

			{

					for(int i=0;i<dt.Rows.Count;i++)

					{

						a.Add(Convert.ToInt32(dt.Rows[i][0].ToString().Trim()));

						b.Add(dt.Rows[i][1].ToString().Trim()+"日");

//						a[i]=Convert.ToInt32(dt.Rows[i][0].ToString().Trim());

//						b[i]=dt.Rows[i][1].ToString().Trim()+"日";

					}

			}

			

			Bitmap img=new Bitmap(700,600);

			Graphics g=Graphics.FromImage(img);

			g.Clear(Color.Snow);

			g.DrawString("业绩曲线",new Font("楷书",16),Brushes.Black,new Point(5,5));

			g.DrawLine(new Pen(Color.Red,2),50,500,60+a.Count*40,500);//横

			g.DrawLine(new Pen(Color.Red,2),50,50,50,500);

//			g.DrawRectangle(new Pen(Color.Brown,3),100,100,400,200);

//			g.DrawLine(new Pen(Color.Black,20),new Point(150,150),new Point(150,400));

//			g.DrawLine(new Pen(Color.Red,2),50,350,800,350);

//			g.DrawLine(new Pen(Color.Red,2),50,30,350,350);

			Point p1=new Point(50,500);



			for(int j=0;j<=20;j++)

			{

				p1.Y=500-j*20;

				g.DrawLine(Pens.Red,p1,new Point(p1.X+5,p1.Y));

				g.DrawString(Convert.ToString(j*2000),new Font("宋体",12),Brushes.Black,new Point(p1.X-45,p1.Y-8));



				Point pa=new Point(49,50);

				Point pb=new Point(45,60);

				Point pc=new Point(55,60);

				g.DrawLine(new Pen(Color.Red,2),pa,pb);

				g.DrawLine(new Pen(Color.Red,2),pa,pc);

				g.DrawString("(单位:元)",new Font("宋体",10),Brushes.Black,60,60);

//				g.DrawLine(new Pens(Color.Red,1),pa,pb);

//				g.DrawLine(new Pens(Color.Red,1),pa,pc);



//				Point[] pp={pa,pb,pc};

//				g.DrawPolygon(new Pen(Color.Red,3),pp);

			}

			



			for(int i=0;i<a.Count;i++)

			{

				Point p=new Point(55+i*40,500);

//				g.DrawLine(Pens.Red,p,new Point(p.X,p.Y-5));

				g.DrawString(b[i].ToString(),new Font("宋体",10),Brushes.Black,p);

//				p.X+=35;

			}

			Point pq=new Point(60+a.Count*40,500);

			Point pw=new Point(55+a.Count*40,495);

			Point pe=new Point(55+a.Count*40,505);

			g.DrawLine(new Pen(Color.Red,2),pq,pw);

			g.DrawLine(new Pen(Color.Red,2),pq,pe);

//			g.DrawString("(单位:元)",new Font("宋体",10),Brushes.Black,60,60);



			for(int i=0;i<a.Count-1;i++)

			{

//				int aa=Convert.ToInt32(a[i]);

//				Point rec=new Point(50+i*35,aa/100+200);

//				Point dec=new Point(50+(i+1)*35,Convert.ToInt32(a[i+1])/100+200);

//				g.DrawLine(new Pen(Color.Black),rec,dec);

//				g.DrawString(a[i].ToString(),new Font("宋体",8),Brushes.Blue,rec);

				Point rec=new Point(70+i*40,500);

				Point dec=new Point(70+i*40,500-Convert.ToInt32(a[i])/100);

				g.DrawLine(new Pen(Color.Red,25),rec,dec);

				g.DrawString(a[i].ToString(),new Font("宋体",10),Brushes.Blue,new Point(55+i*40,480-Convert.ToInt32(a[i])/100));

			}

			img.Save(Response.OutputStream,ImageFormat.Jpeg);

			img.Dispose();

			g.Dispose();

		}

jiangshun 2009-04-11

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不需要那样，直接弄图片就可以，设置图片的宽度，然后以数据为高度就可以了

tiancaizhou 2009-04-11

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最好能和数据库打交道的 MDI+的不要谢谢

opou 2009-04-11

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http://blog.csdn.net/qjhli/archive/2008/08/01/2753256.aspx
可以参考下

opou 2009-04-11

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<%@ Page ContentType = "image/gif"%>
<%@ Import Namespace = "System.Drawing" %>
<%@ Import Namespace = "System.Drawing.Imaging" %>
<%@ Import Namespace="System.Drawing.Text" %>
<script runat="server" language="C#">

void Page_Load (Object sender, EventArgs e)
{
Bitmap objBitmap;
Graphics objGraphics;

//建立画布
objBitmap = new Bitmap(400, 440);
objGraphics = Graphics.FromImage(objBitmap);

//填充背景
objGraphics.Clear(Color.White);

//绘制饼状图
Pen p=new Pen(Color.Yellow,0);
Rectangle rect=new Rectangle(10,10,380,380);
objGraphics.DrawEllipse(p,rect);

//填充饼状图
Brush b1=new SolidBrush(Color.Red);
Brush b2=new SolidBrush(Color.Green);
Brush b3=new SolidBrush(Color.Blue);
objGraphics.FillPie(b1,rect,0f,120f);
objGraphics.FillPie(b2,rect,120f,120f);
objGraphics.FillPie(b3,rect,240f,120f);

//绘制文字
FontFamily fontfml=new FontFamily(GenericFontFamilies.Serif);
Font font=new Font(fontfml,20);
SolidBrush brush=new SolidBrush(Color.Blue);
objGraphics.DrawString("ASP.NET C# 绘图示例",font,brush,50,400);

//输出并保存图象
objBitmap.Save(Response.OutputStream, ImageFormat.Gif);
objBitmap.Save(Server.MapPath("x.jpg"), ImageFormat.Jpeg);

//结束绘制
objBitmap.Dispose();
objGraphics.Dispose();
}
</script>

<html>
<head runat="server">
<title>无标题页</title>
</head>
<body>
<form id="form1" runat="server">
<div>

</div>
</form>
</body>
</html>

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