protected void Page_Load(object sender, EventArgs e)
{
Chart1.BackColor = Color.Moccasin;
Chart1.BackGradientStyle = GradientStyle.DiagonalRight;
Chart1.BorderlineDashStyle = ChartDashStyle.Solid;
Chart1.BorderlineColor = Color.Gray;
Chart1.BorderSkin.SkinStyle = BorderSkinStyle.Emboss;
DateTime dt = Convert.ToDateTime(DropDownList1.SelectedValue);
// forma the chart area
Chart1.ChartAreas[0].BackColor = Color.Wheat;
// add and format the title
Chart1.Titles.Add("年度审核情况表");
// Chart1.Titles[0].Font = new Font("Utopia", 14, FontStyle.Bold);
Chart1.Series.Add(new Series("Pie")
{
ChartType = SeriesChartType.Pie,
ShadowOffset = 2
});
DtCms.BLL.Activity activity = new DtCms.BLL.Activity();
Chart1.Series[0].Label = "#VALX \n\n #PERCENT{P}";//显示百分比和说明
Chart1.Series[0].LegendText = "#VALX";
int a = activity.GetCountMode("审核通过", dt);
int b = activity.GetCountMode("不批准", dt);
int c = activity.GetCountMode("退回修改", dt);
int d = activity.GetCountMode("未审核", dt);
int f = activity.GetCountMode("再次提交", dt);
double[] yValues = { a, b, c, d, f };
string[] xValues = { "审核通过", "不批准", "退回修改", "未审核", "再次提交" };
//饼状图的标签方位
Chart1.Series[0]["PieLabelStyle"] = "Outside";
Chart1.Series[0]["PieLineColor"] = "Black";
Chart1.Series[0].Points.DataBindXY(xValues, yValues);
//每个部分开花
foreach (DataPoint point in Chart1.Series[0].Points)
{
point["Exploded"] = "true";
}
}
protected void Page_Load(object sender, EventArgs e)
{
DtCms.BLL.Activity activity = new DtCms.BLL.Activity();
int[] icount = new int[4];
string[] irange = new string[4];
icount[0] = activity.GetCountMode("审核通过");
icount[1] = activity.GetCountMode("不批准");
icount[2] = activity.GetCountMode("退回修改");
icount[3] = activity.GetCountMode("未审核");
Bitmap bm = new Bitmap(700, 300);
Graphics g;
g = Graphics.FromImage(bm);
//由此Bitmap实例创建Graphic实例
g.Clear(Color.White);
g.DrawString("活动审核情况", new Font("微软雅黑", 16), Brushes.Black, new Point(150, 5));
irange[0] = "审核通过";
irange[1] = "不批准";
irange[2] = "退回修改";
irange[3] = "未审核";
Point myRec = new Point(515, 34);
Point myDec = new Point(540, 30);
Point myTxt = new Point(628, 30);
g.DrawString("单位：个", new Font("微软雅黑", 9), Brushes.Black, new Point(555, 12));
for (int i = 0; i < 4; i++)
{
g.FillRectangle(new SolidBrush(GetColor(i)), myRec.X, myRec.Y, 20, 10);
//填充小方块
g.DrawRectangle(Pens.Black, myRec.X, myRec.Y, 20, 10);
//绘制小方块
g.DrawString(irange[i].ToString() + "", new Font("微软雅黑", 9), Brushes.Black, myDec);
//绘制小方块右边的文字
g.DrawString(icount[i].ToString(), new Font("微软雅黑", 9), Brushes.Black, myTxt);
myRec.Y += 15;
myDec.Y += 15;
myTxt.Y += 15;
}
//从数据库中得到的数值大小，绘制扇型，并以相应色彩填充扇型
int iTatal = 0;
float fCurrentAngle = 0;
float fStartAngle = 0;
for (int i = 0; i < icount.Length; i++)
{
iTatal = iTatal + icount[i];
}
for (int i = 0; i < icount.Length; i++)
{
//以下代码是获得要绘制扇型的开始角度
if (i == icount.Length - 1)
{
fCurrentAngle = 360 - fStartAngle;
}
else
{
int iTemp = icount[i];
fCurrentAngle = (iTemp * 360) / iTatal;
}
g.FillPie(new SolidBrush(GetColor(i)), 100, 40, 250, 250, fStartAngle, fCurrentAngle);
fStartAngle += fCurrentAngle;
}
Pen p = new Pen(Color.Black, 2);
g.DrawRectangle(p, 1, 1, 698, 298);
// filestream fs = new filestream(Pie.jpg, filemode.create);
// System.Drawing.Image originalImage = System.Drawing.Bitmap.FromStream(file.InputStream);
// pbphoto.image.save(fs, imageformat.jpeg);
bm.Save(@"D:\gradution_file\Dtcms.Web\Admin\Images\Pie.jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
// bm.Save(Response.OutputStream, ImageFormat.Jpeg);
g.Dispose();
}