一个统计图表接口类(绘条形图和折线图)源码

public class CSChart 
    { 
        private int ypercent;  //纵坐标分段数 
        private int xpercent;  //横坐标分段数 
        private int width;     //绘图区宽 
        private int height;    //绘图区高 
        private bool xcenter; //是不以X轴Y轴交点作为X轴的起始坐标点 
        private int xpercentvalue;//X轴每段表示的值 
        private int ypercentvalue;//Y轴每段表示的值 
        private int xstartvalue;//X轴超始值 
        private int ystartvalue;//Y轴起始值 
        private int xlinelength;//X轴长 
        private int ylinelength;//Y轴长 
        private string xname;//X辆名 
        private string yname;//Y轴名 
        private int[] data;  //绘图数据 
        private Graphics gt; //绘图设备 
        public int[] Data 
        { 
            set 
            { 
                data=value; 
            } 
            get 
            { 
                return data; 
            } 
        }
        public Graphics g 
        { 
            set 
            { 
                gt=value; 
            } 
            get 
            { 
                return gt; 
            } 
        } 
        public int YPercent 
        { 
            set 
            { 
                ypercent=value; 
            } 
            get 
            { 
                return ypercent; 
            } 
    
        } 

        public int XPercent 
        { 
            set 
            { 
                xpercent=value; 
            } 
            get 
            { 
                return xpercent; 
            } 
        } 
        public int XPercentValue 
        { 
            set 
            { 
                xpercentvalue=value; 
            } 
            get 
            { 
                return xpercentvalue; 
            } 
        } 
        public int YPercentValue 
        { 
            set 
            { 
                ypercentvalue=value; 
            } 
            get 
            { 
                return ypercentvalue; 
            } 
        } 
        public int XStartValue 
        { 
            set 
            { 
                xstartvalue=value; 
            } 
            get 
            { 
                return xstartvalue; 
            } 

        } 
        public int YStartValue 
        { 
            set 
            { 
                ystartvalue=value; 
            } 
            get 
            { 
                return ystartvalue; 
            } 

        } 

        public int XLineLength 
        { 
            set 
            { 
                xlinelength=value; 
            } 
            get 
            { 
                return xlinelength; 
            } 
        } 
        public int YLineLength 
        { 
            set 
            { 
                ylinelength=value; 
            } 
            get 
            { 
                return ylinelength; 
            } 
        } 


        public string XName 
        { 
            set 
            { 
                xname=value; 
            } 
            get 
            { 
                return xname; 
            } 
        } 
        public string YName 
        { 
            set 
            { 
                yname=value; 
            } 
            get 
            { 
                return yname; 
            } 
        } 
        public int Width 
        { 
            set{width=value;} 
            get{return width;} 
        } 
        public int Height 
        { 
            set{height=value;} 
            get{return height;} 
        }
        public bool Xcenter
        {
            set{xcenter=value;}
            get{return xcenter;}
        }
        public CSChart() 
        { 
            // 
            // TODO: 在此处添加构造函数逻辑 
            // 
            xpercent=13; 
            ypercent=12; 
            width=600; 
            height=500; 
            xpercentvalue=1; 
            ypercentvalue=10; 
            xstartvalue=1990; 
            ystartvalue=0; 
            yname="资金"; 
            xname="月份"; 
            xcenter=false; 
            xlinelength=400; 
            ylinelength=400; 
            data = new int[12]{80,50,48,56,75,21,62,12,45,110,90,20}; 
        }
        public CSChart(int _xpercent,int _ypercent,int _width,int _height,int _xpercentvalue,int _ypercentvalue,int _xstartvalue,int _ystartvalue,string _xname,string _yname,bool _xcenter,int _xlinelength,int _ylinelength,int[] _data)
        {
            xpercent=_xpercent;
            ypercent=_ypercent;
            width=_width;
            height=_height;
            XPercentValue=_xpercentvalue;
            YPercentValue=_ypercentvalue;
            xstartvalue=_xstartvalue;
            ystartvalue=_ystartvalue;
            xname=_xname;
            yname=_yname;
            xcenter=_xcenter;
            xlinelength=_xlinelength;
            ylinelength=_ylinelength;
            data=_data;
        }
        public void DrawCross(Brush brush,int linewidth,bool center) 
        { 

            Pen CrossPen = new Pen(brush,linewidth); 
            Font font = new Font("宋体",10); 
            xcenter=center; 
            g.DrawLine(CrossPen,80,Height-80,80+XLineLength,Height-80);//画X轴 
            Point[] Points = new Point[3];//定义X轴箭头 
            Points[0].X=80+XLineLength;Points[0].Y=Height-85; 
            Points[1].X=80+XLineLength;Points[1].Y=Height-75; 
            Points[2].X=100+XLineLength;Points[2].Y=Height-80; 
            g.FillPolygon(brush,Points); //画X轴箭头 
            g.DrawString(XName,font,brush,100+XLineLength,Height-80);//X轴名 
            if(Xcenter) 
            { 
                for(int i=0;i<xpercent;i++) 
                { 
                    g.DrawLine(CrossPen,80+XLineLength/XPercent/2+i*XLineLength/XPercent,Height-80,80+XLineLength/XPercent/2+i*XLineLength/XPercent,Height-76);//画X轴单位点 
                    g.DrawString(Convert.ToString(XStartValue+i*XPercentValue),font,new SolidBrush(Color.Black),80+XLineLength/XPercent/2+i*XLineLength/XPercent-XStartValue.ToString().Length*font.Size/2,Height-75);//画X轴坐标值 
            
                } 
            } 
            else 
            { 
                for(int i=0;i<xpercent;i++) 
                { 
                    g.DrawLine(CrossPen,80+i*XLineLength/XPercent,height-80,80+i*XLineLength/XPercent,Height-76);//画X轴单位点 
                    g.DrawString(Convert.ToString(XStartValue+i*XPercentValue),font,new SolidBrush(Color.Black),80+i*XLineLength/XPercent-XStartValue.ToString().Length*font.Size/2,Height-75);//画X轴坐标值 
            
                } 
            } 
            g.DrawLine(CrossPen,80,Height-80,80,Height-80-YLineLength);//画Y轴 
            Points[0].X=75;Points[0].Y=Height-80-YLineLength; //Y轴箭头 
            Points[1].X=85;Points[1].Y=Height-80-YLineLength; 
            Points[2].X=80;Points[2].Y=Height-100-YLineLength; 
            g.FillPolygon(brush,Points);//画Y轴箭头 
            g.DrawString(yname,font,brush,85,Height-80-YLineLength);//画Y轴名 
            for(int i=0;i<ypercent;i++) 
            { 
                g.DrawLine(CrossPen,80,Height-80-i*YLineLength/YPercent,76,Height-80-i*YLineLength/YPercent);//画Y轴单位点 
                g.DrawString(Convert.ToString(YStartValue+i*YPercentValue),font,new SolidBrush(Color.Black),50,Height-85-i*YLineLength/YPercent);//画X轴坐标值 
            } 
        } 
        public void DrawChartName(string name,Font font,Brush brush)//画统计表头(名) 
        { 
            g.DrawString(name,font,brush,(Width-name.Length*font.Size)/2,30); 
        } 
        public void DrawChart(int[] data,Graphics g) 
        {
            /**//*private int ypercent;  //纵坐标分段数 
                private int xpercent;  //横坐标分段数 
                private int width;     //绘图区宽 
                private int height;    //绘图区高 
                private bool xcenter; //是不以X轴Y轴交点作为X轴的起始坐标点 
                private int xpercentvalue;//X轴每段表示的值 
                private int ypercentvalue;//Y轴每段表示的值 
                private int xstartvalue;//X轴超始值 
                private int ystartvalue;//Y轴起始值 
                private int xlinelength;//X轴长 
                private int ylinelength;//Y轴长 
                private string xname;//X辆名 
                private string yname;//Y轴名 
                private int[] data;  //绘图数据 
                private Graphics gt; //绘图设备 
             * 
             * 
             * */
            Brush brush = new SolidBrush(Color.Black); 
            Pen CrossPen = new Pen(brush,2); 
            g.DrawLine(CrossPen,100,50,100,YLineLength+50); //y 轴
            g.DrawLine(CrossPen,100,YLineLength+50,100+XLineLength,YLineLength+50); //x 轴
            Point[] HPoints = new Point[3]; 
            HPoints[0].X=95;HPoints[0].Y=50; 
            HPoints[1].X=105;HPoints[1].Y=50; 
            HPoints[2].X=100;HPoints[2].Y=30; 

            Point[] YPoints = new Point[3]; 
            YPoints[0].X=100+XLineLength;YPoints[0].Y=YLineLength+45; 
            YPoints[1].X=100+XLineLength;YPoints[1].Y=YLineLength+55; 
            YPoints[2].X=120+XLineLength;YPoints[2].Y=YLineLength+50; 
            g.FillPolygon(brush,HPoints); 
            g.FillPolygon(brush,YPoints); 
            int y=0;
            int x=0;
            for(int i=0;i<ypercent;i++) 
            { 
                g.DrawLine(CrossPen,96,YLineLength+50-(YLineLength/YPercent)*i,100,YLineLength+50-(YLineLength/YPercent)*i); //在y轴上标点
                y=i*ypercentvalue; 
                g.DrawString(y.ToString(),new Font("宋体",10),brush,75,YLineLength+45-i*(YLineLength/YPercent)); 
            } 
            for(int i=0;i<xpercent;i++) 
            { 
                g.DrawLine(CrossPen,100+i*(XLineLength/XPercent),YLineLength+50,100+i*(XLineLength/XPercent),YLineLength+54);//在x轴上标点
                x=i*xpercentvalue+1;
                g.DrawString(x.ToString(),new Font("宋体",10),brush,95+i*(XLineLength/XPercent),YLineLength+60); 
            } 
            g.DrawString(xname,new Font("宋体",10),brush,XLineLength+100,YLineLength+70); 
            g.DrawString(yname,new Font("宋体",10),brush,105,50); 
            for(int i=0;i<data.Length;i++) 
            { 
                int hight =300*data[i]/100; 
                g.FillRectangle(new SolidBrush(Color.Red),new Rectangle(100+i*(XLineLength/XPercent)+(XLineLength/XPercent/2-10),YLineLength+50-hight,20,hight)); 
            } 
        } 
        public bool SetData(int[] newdata) 
        { 
            if(newdata.Length==xpercent) 
            { 
                data=newdata; 
                return true; 
            } 
            else 
                return false; 
        } 
        public void DrawLineData(Color color,int linewidth) 
        { 
            Pen pen = new Pen(new SolidBrush(color),linewidth); 
            Point[] points = new Point[XPercent]; 
            for(int i=0;i<XPercent;i++)
            { 
                if(Xcenter) 
                { 
                    points[i].X=100+XLineLength/XPercent/2+i*XLineLength/XPercent; 
                    points[i].Y=Height-80-(Data[i]-YStartValue)*YLineLength/YPercentValue/YPercent; 

                } 
                else 
                { 
                    points[i].X=100+(XLineLength/XPercent/2-10)+i*XLineLength/XPercent; 
                    //points[i].Y=Height-80-(Data[i]-YStartValue)*YLineLength/YPercentValue/YPercent;
                    points[i].Y=YLineLength+50-Data[i]*3;
                } 
            }
//            Point[] points=new Point[2];
//            points[0].X=100;points[0].Y=500;
//            points[1].X=200;points[1].Y=300;
            g.DrawLines(pen,points);
        } 
        public void DrawRecData(Color color,int recwidth)//画统计表长条 
        { 
            SolidBrush brush = new SolidBrush(color); 
            Pen  pen = new Pen(brush,1); 
            for(int i=0;i<ypercent;i++) 
            { 
                
                g.FillRectangle(brush,80+i*xlinelength/xpercent+(xlinelength/xpercent-recwidth)/2,height-80-(data[i]-ystartvalue)*ylinelength/ypercentvalue/ypercent,recwidth,(data[i]-ystartvalue)*ylinelength/ypercentvalue/ypercent); 
            } 
        } 
    }