using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
//
using System.Drawing;
//
namespace DatePrint
{
/// <summary>
/// 根據統計數據，輸出各種統計統計圖形，包括餅狀圖、曲線分析圖、柱形圖、多組數據曲線分析圖；
/// 統計圖形統一大小：600*420；
/// 開發人員：###；
/// 開發時間：###；
/// </summary>
public class CountImage
{
#region // 顏色，畫框，
/// <summary>
/// 生成隨機顏色
/// </summary>
/// <returns></returns>
private static Color GetRandomColor(int seed)
{
Random random = new Random(seed);
int r = 0;
int g = 0;
int b = 0;
r = random.Next(0, 230);
g = random.Next(0, 230);
b = random.Next(0, 235);
Color randomcolor = Color.FromArgb(r, g, b);
return randomcolor;
}
/// <summary>
/// 繪制區域框，框何其陰影
/// </summary>
/// <param name="image">圖形</param>
/// <param name="rect">矩形框對象</param>
/// <returns>圖形</returns>
private static Bitmap DrawRectangle(Bitmap image,Rectangle rect)
{
Bitmap Image=image;
Graphics g = Graphics.FromImage(Image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
Rectangle rn = new Rectangle(rect.X + 3, rect.Y + 3, rect.Width, rect.Height);
SolidBrush brush1 = new SolidBrush(Color.FromArgb(233, 234, 249));
SolidBrush brush2 = new SolidBrush(Color.FromArgb(221, 213, 215));
//
g.FillRectangle(brush2, rn);
g.FillRectangle(brush1, rect);
return Image;
}
finally
{
g.Dispose();
}
}
#endregion
#region //繪制圖例框，繪制扇形
/// <summary>
/// 繪制圖例信息
/// </summary>
/// <param name="image">圖像</param>
/// <param name="rect">第一個矩形框</param>
/// <param name="c">顏色</param>
/// <param name="DesStr">圖例說明文字</param>
/// <param name="f">文字樣式</param>
/// <param name="i">圖例說明序號</param>
/// <returns>圖形</returns>
private static Bitmap DrawDes(Bitmap image, Rectangle rect,Color c,string DesStr,Font f,int i)
{
Bitmap Image = image;
Graphics g = Graphics.FromImage(Image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
SolidBrush brush = new SolidBrush(c);
//
Rectangle R = new Rectangle(rect.X, rect.Y + 18 * i, rect.Width, rect.Height);
Point p = new Point(rect.X + 12, rect.Y + 18 * i);
//❀顏色矩形框
g.FillRectangle(brush,R);
//文字說明
g.DrawString(DesStr, f, new SolidBrush(Color.Black), p);
return Image;
}
finally
{
g.Dispose();
}
}
//繪制扇形
private static Bitmap DrawPie(Bitmap image, Rectangle rect, Color c, int Angle1, int Angle2)
{
Bitmap Image = image;
Graphics g = Graphics.FromImage(Image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
SolidBrush brush = new SolidBrush(c);
//
Rectangle R = new Rectangle(rect.X, rect.Y, rect.Width, rect.Height);
g.FillPie(brush, R, Angle1, Angle2);
return Image;
}
finally
{
g.Dispose();
}
}
#endregion
#region//繪制基本圖形
/// <summary>
/// 生成圖片，統一設置圖片大小、背景色,圖片布局，及標題
/// </summary>
/// <returns>圖片</returns>
private static Bitmap GenerateImage(string Title)
{
//圖片大小：寬度、高度
int width = 600;
int height = 420;
//標題
Point PTitle=new Point(30,20);
Font f1 = new Font("宋體", 10, FontStyle.Bold);
//線
Point PLine1=new Point(20,40);
Point PLine2=new Point(390,40);
Pen pen = new Pen(new SolidBrush(Color.FromArgb(8,34,231)),1.5f);
//主區域,主區域圖形
Rectangle RMain1=new Rectangle(20,55,410,345);
Rectangle RMain2=new Rectangle(25,60,400,335);
//圖例區域
Rectangle RDes1=new Rectangle(440,55,150,345);
//圖例說明
string Des="圖例說明：";
Font f2 = new Font("新宋體", 9, FontStyle.Bold);
Point PDes=new Point(445,65);
//圖例信息，后面的x坐標上累加20
Rectangle RDes2=new Rectangle(445,90,10,10);
Bitmap image = new Bitmap(width, height);
//
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
//設置背景色、繪制邊框
g.Clear(Color.White);
g.DrawRectangle(new Pen(Color.Black), 0, 0, width - 1, height - 1);
//繪制標題、線
g.DrawString(Title, f1, new SolidBrush(Color.Black),PTitle);
g.DrawLine(pen, PLine1, PLine2);
//主區域
image = DrawRectangle(image, RMain1);
//圖例區域
image = DrawRectangle(image, RDes1);
//“圖例說明”
g.DrawString(Des, f2, new SolidBrush(Color.Black), PDes);
//return
return image;
}
finally
{
g.Dispose();
}
}
#endregion
#region //繪制餅狀圖************************
/// <summary>
/// 計算數值綜合
/// </summary>
/// <param name="Value"></param>
/// <returns></returns>
private static decimal Sum(decimal[] Value)
{
decimal t=0;
foreach (decimal d in Value)
{
t += d;
}
return t;
}
/// <summary>
/// 計算各項比例
/// </summary>
/// <param name="Value"></param>
/// <returns></returns>
private static decimal[] GetItemRate(decimal[] Value)
{
decimal sum = Sum(Value);
decimal[] ItemRate = new decimal[Value.Length];
for (int i = 0; i < Value.Length; i++)
{
ItemRate[i] = Value[i] / sum;
}
return ItemRate;
}
/// <summary>
/// 根據比例，計算各項角度值
/// </summary>
/// <param name="ItemRate"></param>
/// <returns></returns>
private static int[] GetItemAngle(decimal[] ItemRate)
{
int[] ItemAngel = new int[ItemRate.Length];
for (int i = 0; i < ItemRate.Length; i++)
{
decimal t=360*ItemRate[i];
ItemAngel[i] = Convert.ToInt32(t);
}
return ItemAngel;
}
/// <summary>
/// 繪制餅圖(主要是分析不同類型的數值所占比例)，參數有圖的標題，項目名稱，項目的數值，名稱和數值都是長度對應的
/// </summary>
/// <param name="Title">圖的標題</param>
/// <param name="ItemName">項目名稱</param>
/// <param name="ItemValue">項目的數值</param>
/// <returns>Bitmap圖形</returns>
public static Bitmap GetPieImage(string Title, string[] ItemName, decimal[] ItemValue)
{
Bitmap image = GenerateImage(Title);
//
//主區域圖形
Rectangle RMain = new Rectangle(35, 70, 380, 300);
//圖例信息
Rectangle RDes = new Rectangle(445, 90, 10, 10);
Font f = new Font("新宋體", 9, FontStyle.Bold);
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
//分析數據，繪制餅圖和圖例說明
decimal[] ItemRate = GetItemRate(ItemValue);
int[] ItemAngle = GetItemAngle(ItemRate);
int Angle1 = 0;
int Angle2 = 0;
int len = ItemValue.Length;
Color c = new Color();
//3D
g.DrawPie(new Pen(Color.Black), RMain, 0F, 360F);
g.DrawPie(new Pen(Color.Black), new Rectangle(RMain.X, RMain.Y + 10, RMain.Width, RMain.Height), 0F, 360F);
g.FillPie(new SolidBrush (Color.Black), new Rectangle(RMain.X, RMain.Y + 10, RMain.Width, RMain.Height), 0F, 360F);
//繪制
for (int i = 0; i < len; i++)
{
Angle2 = ItemAngle[i];
//if (c != GetRandomColor(i))
c = GetRandomColor(i);
SolidBrush brush=new SolidBrush(c);
string DesStr=ItemName[i]+"("+(ItemRate[i]*100).ToString(".00")+"%"+")"+ItemValue[i].ToString(".00");
//
DrawPie(image, RMain, c, Angle1, Angle2);
Angle1 += Angle2;
DrawDes(image, RDes, c, DesStr, f, i);
}
return image;
}
finally
{
g.Dispose();
}
}
#endregion
#region //獲取Y軸坐標數據
/*
坐標軸實現算法描述：
* X軸坐標根據項目數量把X軸均等分，有效長度350，
* Y軸有效長度280，平分為10個等分，即有十個點；
* Y軸的數值算法：第一個點位最小值，然后每個等分所對應的值是（最大值-最小值）/9，
*/
/// <summary>
/// 獲取Y軸坐標的點分布值
/// </summary>
/// <param name="ItemValue">項目數值</param>
/// <param name="YCount">Y軸點的數量</param>
/// <returns>圖形</returns>
private static int[] GetYValue(decimal[] ItemValue,int YCount)
{
int len = ItemValue.Length;
int[] Value = new int[YCount];
int Max = Convert.ToInt32(ItemValue.Max());
int Min = Convert.ToInt32(ItemValue.Min());
int Distance = Convert.ToInt32((Max-Min)/(YCount-1));
for (int i = 0; i < YCount; i++)
{
Value[i] = Min + Distance * i;
}
//Value[YCount - 1] = Max;
return Value;
}
#endregion
#region //建立坐標軸
/// <summary>
/// 繪制坐標軸，X、Y軸的坐標值
/// </summary>
/// <param name="image">圖像</param>
/// <param name="ItemName">項目名稱</param>
/// <param name="ItemValue">項目數值</param>
/// <returns>圖像</returns>
private static Bitmap DrawCoordinate(Bitmap image,string[] ItemName, decimal[] ItemValue)
{
//坐標軸
Point P0 = new Point(60, 360);
Point Px = new Point(420, 360);
Point Py = new Point(60, 65);
Pen pen=new Pen(Color.Black);
//箭頭
Point Py1=new Point(58,70);
Point Py2=new Point(62,70);
Point Px1=new Point(415,358);
Point Px2=new Point(415,362);
//Y,X Value
//y 280-10
int YCount = 10;//Y軸點的數量
int YDistance = Convert.ToInt32(280/YCount) ;//Y軸點擊的距離
int[] YValue = GetYValue(ItemValue, YCount);
int len = 3;//短線的長度
int XCount = ItemName.Length;//X軸點的數量
int XDistance = Convert.ToInt32(350/XCount);//X軸點間的距離
//
Font f = new Font("新宋體", 8, FontStyle.Bold);
//Image
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
//繪制坐標軸線
g.DrawLine(pen, P0, Px);
g.DrawLine(pen, P0, Py);
//箭頭
g.DrawLine(pen, Py, Py1);
g.DrawLine(pen, Py, Py2);
g.DrawLine(pen, Px, Px1);
g.DrawLine(pen, Px, Px2);
//X
for (int i = 1; i <= XCount; i++)
{
Point pl1 = new Point(P0.X+i*XDistance,P0.Y);
Point pl2 = new Point(P0.X + i * XDistance, P0.Y - len);
string str=ItemName[i - 1];
Point ps = new Point(pl1.X-(str.Length*8),pl1.Y+5);
g.DrawLine(pen, pl1, pl2);
g.DrawString(str, f, new SolidBrush(Color.Black), ps);
}
//Y
for (int i = 1; i <= YCount; i++)
{
Point pl1 = new Point(P0.X, P0.Y-YDistance*i);
Point pl2 = new Point(pl1.X+len, pl1.Y);
string str=YValue[i-1].ToString();
Point ps = new Point(pl1.X - str.Length*8, pl1.Y - 5);
g.DrawLine(pen, pl1, pl2);
g.DrawString(str, f, new SolidBrush(Color.Black), ps);
}
//0
g.DrawString("0",f,new SolidBrush(Color.Black),new Point(P0.X-10,P0.Y-10));
//return
return image;
}
finally
{
g.Dispose();
}
}
#endregion
#region //獲取某個數值在坐標系中的位置
/// <summary>
/// 獲取某個數值在坐標系中的位置
/// </summary>
/// <param name="Value">當前數值</param>
/// <param name="ItemValue">所有數值</param>
/// <returns>位置</returns>
private static int GetCoordinateValue(decimal Value,decimal[] ItemValue)
{
//y 280-10
//get y value
int[] YValue=GetYValue(ItemValue,10);
int Max = YValue.Max();
int Min = YValue.Min();
float AvgDis = (Max - Min) / 9;
float tt = (Convert.ToSingle(Value) - Min) / AvgDis;
int m = Convert.ToInt32(tt*28);
m = 360 - 28 - m;
//if((Convert.ToInt32(Value)) >= Max)
// m=80;
//else if (Convert.ToInt32(Value) <= Min)
// m=332;
return m;
}
#endregion
#region //繪制曲線圖****************************
/// <summary>
/// 繪制曲線圖(主要是分析不同類型的數值所占比例，或者同意項目不同狀態下的值和趨勢)，參數有圖的標題，項目名稱，項目的數值，名稱和數值都是長度對應的
/// </summary>
/// <param name="Title">圖的標題</param>
/// <param name="ItemName">項目名稱</param>
/// <param name="ItemValue">項目的數值</param>
/// <returns>Bitmap圖形</returns>
public static Bitmap GetLineImage(string Title, string[] ItemName, decimal[] ItemValue)
{
Bitmap image = GenerateImage(Title);
image = DrawCoordinate(image, ItemName, ItemValue);
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
int PNum = ItemName.Length;
Point[] Pts = new Point[PNum];
//坐標軸
Point P0 = new Point(60, 360);
Point Px = new Point(420, 360);
Point Py = new Point(60, 65);
Pen pen = new Pen(Color.Black);
//
int XCount = ItemName.Length;//X軸點的數量
int XDistance = Convert.ToInt32(350 / XCount);//X軸點間的距離
//圖例
Rectangle RDes = new Rectangle(445, 90, 10, 10);
Font f = new Font("新宋體", 9, FontStyle.Bold);
//
for (int i = 0; i < PNum; i++)
{
int x=P0.X + (i+1) * XDistance;
int y = GetCoordinateValue(ItemValue[i], ItemValue);
Pts[i] = new Point(x, y);
}
//把點連起來
for (int i = 1; i < PNum; i++)
{
g.DrawLine(pen, Pts[i - 1], Pts[i]);
}
//畫圖例說明
Color c = GetRandomColor(3);
for (int i = 0; i < PNum; i++)
{
string str = ItemName[i] + ":" + ItemValue[i].ToString();
DrawDes(image, RDes, c, str, f, i);
}
//return
return image;
}
finally
{
g.Dispose();
}
}
#endregion
#region //繪制柱狀圖*********************
/// <summary>
/// 繪制柱狀圖(主要是分析某一個項目在不同狀態下的值，獲取其發展趨勢)，參數有圖的標題，項目名稱，項目的數值，名稱和數值都是長度對應的
/// </summary>
/// <param name="Title">圖的標題</param>
/// <param name="ItemName">項目名稱</param>
/// <param name="ItemValue">項目的數值</param>
/// <returns>Bitmap圖形</returns>
public static Bitmap GetColumnImage(string Title, string[] ItemName, decimal[] ItemValue)
{
Bitmap image = GenerateImage(Title);
DrawCoordinate(image,ItemName,ItemValue);
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
int PNum = ItemName.Length;
Point[] Pts = new Point[PNum];
//坐標軸
Point P0 = new Point(60, 360);
Point Px = new Point(420, 360);
Point Py = new Point(60, 65);
Pen pen = new Pen(Color.Black);
//
int XCount = ItemName.Length;//X軸點的數量
int XDistance = Convert.ToInt32(350 / XCount);//X軸點間的距離
//圖例
Rectangle RDes = new Rectangle(445, 90, 10, 10);
Font f = new Font("新宋體", 9, FontStyle.Bold);
//獲取值所對應的點
for (int i = 0; i < PNum; i++)
{
int x = P0.X + (i + 1) * XDistance;
int y = GetCoordinateValue(ItemValue[i], ItemValue);
Pts[i] = new Point(x, y);
}
//繪制條形框圖
Color c=GetRandomColor(0);
for (int i = 0; i < PNum; i++)
{
Rectangle rect = new Rectangle(Pts[i].X - 5, Pts[i].Y, 10, P0.Y - Pts[i].Y);
Font ff = new Font("新宋體", 8, FontStyle.Regular);
g.DrawString(ItemValue[i].ToString(".00"), f, new SolidBrush(Color.Black), new Point(Pts[i].X - 15, Pts[i].Y - 12));
g.DrawRectangle(new Pen(Color.Black), rect);
g.FillRectangle(new SolidBrush(c), rect);
}
//畫圖例說明
for (int i = 0; i < PNum; i++)
{
string str = ItemName[i] + ":" + ItemValue[i].ToString();
DrawDes(image, RDes, c, str, f, i);
}
//return
return image;
}
finally
{
g.Dispose();
}
}
#endregion
#region //繪制多組數據曲線圖********************
/// <summary>
/// 獲取二維數組中的最大值
/// </summary>
/// <param name="ItemValues"></param>
/// <returns></returns>
private static int GetMax(decimal[][] ItemValues)
{
int Max = 0;
for (int i = 0; i < ItemValues.Length; i++)
{
int t = Convert.ToInt32(ItemValues[i].Max());
if (i == 0)
Max = t;
if (Max <= t)
Max = t;
}
return Max;
}
/// <summary>
/// 獲取二維數組中的最小值
/// </summary>
/// <param name="ItemValues"></param>
/// <returns></returns>
private static int GetMin(decimal[][] ItemValues)
{
int Min = 0;
for (int i = 0; i < ItemValues.Length; i++)
{
int t = Convert.ToInt32(ItemValues[i].Min());
if (i == 0)
Min = t;
if (Min >= t)
Min = t;
}
return Min;
}
/// <summary>
/// 獲取Y軸上點的數值
/// </summary>
/// <param name="ItemValues"></param>
/// <param name="YCount"></param>
/// <returns></returns>
private static int[] GetYValue(decimal[][] ItemValues, int YCount)
{
int[] Value = new int[YCount];
int Max = GetMax(ItemValues);
int Min = GetMin(ItemValues);
int Distance = Convert.ToInt32((Max - Min) / (YCount - 1));
for (int i = 0; i < YCount; i++)
{
Value[i] = Min + Distance * i;
}
//Value[YCount - 1] = Max;
return Value;
}
/// <summary>
/// 獲取某個數值在坐標系中的位置
/// </summary>
/// <param name="Value">當前數值</param>
/// <param name="ItemValue">所有數值</param>
/// <returns>位置</returns>
private static int GetCoordinateValue(decimal Value, decimal[][] ItemValues)
{
//y 280-10
//get y value
int[] YValue = GetYValue(ItemValues, 10);
int Max = GetMax(ItemValues);
int Min = GetMin(ItemValues);
float AvgDis = (Max - Min) / 9;
float tt = (Convert.ToSingle(Value) - Min) / AvgDis;
int m = Convert.ToInt32(tt * 28);
m = 360 - 28 - m;
return m;
}
/// <summary>
/// 繪制坐標軸，X、Y軸的坐標值
/// </summary>
/// <param name="image">圖像</param>
/// <param name="ItemName">項目名稱</param>
/// <param name="ItemValue">多組項目數值</param>
/// <returns>圖像</returns>
private static Bitmap DrawCoordinate(Bitmap image,string[] ItemName, decimal[][] ItemValues)
{
//坐標軸
Point P0 = new Point(60, 360);
Point Px = new Point(420, 360);
Point Py = new Point(60, 65);
Pen pen=new Pen(Color.Black);
//箭頭
Point Py1=new Point(58,70);
Point Py2=new Point(62,70);
Point Px1=new Point(415,358);
Point Px2=new Point(415,362);
//Y,X Value
//y 280-10
int YCount = 10;//Y軸點的數量
int YDistance = Convert.ToInt32(280/YCount) ;//Y軸點擊的距離
int[] YValue = GetYValue(ItemValues, YCount);
int len = 3;//短線的長度
int XCount = ItemName.Length;//X軸點的數量
int XDistance = Convert.ToInt32(350/XCount);//X軸點間的距離
//
Font f = new Font("新宋體", 8, FontStyle.Bold);
//Image
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
//繪制坐標軸線
g.DrawLine(pen, P0, Px);
g.DrawLine(pen, P0, Py);
//箭頭
g.DrawLine(pen, Py, Py1);
g.DrawLine(pen, Py, Py2);
g.DrawLine(pen, Px, Px1);
g.DrawLine(pen, Px, Px2);
//X
for (int i = 1; i <= XCount; i++)
{
Point pl1 = new Point(P0.X+i*XDistance,P0.Y);
Point pl2 = new Point(P0.X + i * XDistance, P0.Y - len);
string str=ItemName[i - 1];
Point ps = new Point(pl1.X-(str.Length*8),pl1.Y+5);
g.DrawLine(pen, pl1, pl2);
g.DrawString(str, f, new SolidBrush(Color.Black), ps);
}
//Y
for (int i = 1; i <= YCount; i++)
{
Point pl1 = new Point(P0.X, P0.Y-YDistance*i);
Point pl2 = new Point(pl1.X+len, pl1.Y);
string str=YValue[i-1].ToString();
Point ps = new Point(pl1.X - str.Length*8, pl1.Y - 5);
g.DrawLine(pen, pl1, pl2);
g.DrawString(str, f, new SolidBrush(Color.Black), ps);
}
//0
g.DrawString("0",f,new SolidBrush(Color.Black),new Point(P0.X-10,P0.Y-10));
//return
return image;
}
finally
{
g.Dispose();
}
}
/// <summary>
/// 繪制多組數據的曲線圖
/// </summary>
/// <param name="Title">主標題</param>
/// <param name="ItemName">數據項名稱</param>
/// <param name="ItemValues">多組數據集合</param>
/// <param name="ItemsName">各組的名稱</param>
/// <returns></returns>
public static Bitmap GetMulLineImage(string Title, string[] ItemName, decimal[][] ItemValues,string[] ItemsName)
{
Bitmap image = GenerateImage(Title);
image = DrawCoordinate(image, ItemName, ItemValues);
Graphics g = Graphics.FromImage(image);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
try
{
//繪制多條線
for (int m = 0; m < ItemsName.Length; m++)
{
int PNum = ItemName.Length;
Point[] Pts = new Point[PNum];
//坐標軸
Point P0 = new Point(60, 360);
Point Px = new Point(420, 360);
Point Py = new Point(60, 65);
//color
Color c = GetRandomColor(m);
Pen pen = new Pen(c);
//
int XCount = ItemName.Length;//X軸點的數量
int XDistance = Convert.ToInt32(350 / XCount);//X軸點間的距離
//圖例
Rectangle RDes = new Rectangle(445, 90, 10, 10);
Font f = new Font("新宋體", 9, FontStyle.Bold);
//
for (int i = 0; i < PNum; i++)
{
int x = P0.X + (i + 1) * XDistance;
int y = GetCoordinateValue(ItemValues
[i], ItemValues);
Pts[i] = new Point(x, y);
}
//把點連起來
for (int i = 1; i < PNum; i++)
{
g.DrawLine(pen, Pts[i - 1], Pts[i]);
}
//畫圖例說明
DrawDes(image, RDes, c, ItemsName
, f, m);
}
//return
return image;
}
finally
{
g.Dispose();
}
}
#endregion
//end
}
}