1 using System;
  2 using System.Collections.Generic;
  3 using System.Linq;
  4 using System.Net;
  5 using System.Windows;
  6 using System.Windows.Controls;
  7 using System.Windows.Documents;
  8 using System.Windows.Ink;
  9 using System.Windows.Input;
 10 using System.Windows.Media;
 11 using System.Windows.Media.Animation;
 12 using System.Windows.Shapes;
 13 using System.Windows.Media.Imaging;
 14 
 15 
 16 
 17 namespace customCom
 18 {
 19 
 20   public partial class RightInstrumentpanel : UserControl
 21   {
 22   private int iMaxValue = 30; //刻度最大值   
 23   private int iMinValue = 0; //刻度最小值
 24   private int iMaxMarkScale = 10; //刻度进制
 25   private int iMinMarkNumber = 5; //刻度数
 26   private float iPointValue = 0; //液面初始化
 27   private string iBackGroup = "RightInstrumentpanel_Background.png"; //背景图片  
 28   private double iBaseLength = 150; //基础边长
 29     
 30   //
 31   public RightInstrumentpanel()   
 32   {
 33   InitializeComponent();
 34   MainPaint();
 35   }
 36   //刻度最大值
 37   public int MaxValue
 38   {
 39   get { return iMaxValue; }
 40   set
 41   {
 42   iMaxValue = value;
 43   MainPaint();
 44   }
 45   }
 46 
 47   //刻度最小值
 48   public int MinValue
 49   {
 50   get { return iMinValue; }
 51   set
 52   {
 53   iMinValue = value;
 54   MainPaint();
 55   }
 56   }
 57 
 58   //刻度数
 59   public int MinMarkNumber
 60   {
 61   get { return iMinMarkNumber; }
 62   set
 63   {
 64   iMinMarkNumber = value;
 65   MainPaint();
 66   }
 67   }
 68 
 69   //最大角度
 70   public int MaxAngle
 71   {
 72   get { return iMinValue; }
 73   set
 74   {
 75   iMinValue = value;
 76   MainPaint();
 77   }
 78   }
 79 
 80   //指针值初始化
 81   public float PointValue
 82   {
 83   get { return iPointValue; }
 84   set
 85   {
 86   iPointValue = value;
 87   MainPaint();
 88   }
 89   }
 90 
 91 
 92   public void MainPaint()
 93   {
 94   mainCanvas.Children.Clear();
 95   //与边框绑定
 96   double iCurrentLength = mainControl.Width;
 97   //加载背景图
 98   mainCanvas.Background = new ImageBrush()
 99   {
100   ImageSource = new BitmapImage(new Uri(iBackGroup, UriKind.RelativeOrAbsolute))
101   };
102 
103   //加载大刻度
104   mainCanvas.Children.Clear();
105   for (int i = 0; i <= (iMaxValue - iMinValue) / iMaxMarkScale; i++)
106   {
107   //加载刻度
108   Image imTemp = new Image();
109   imTemp.Source = new BitmapImage(new Uri("RightInstrumentpanel_MarkImage.png", UriKind.RelativeOrAbsolute));
110   mainCanvas.Children.Add(imTemp);
111   imTemp.Width = 30;
112   imTemp.Height = 20;
113 
114   //刻度位置
115   TranslateTransform ttForm = new TranslateTransform();
116   ttForm.X = 150 * iCurrentLength / iBaseLength;
117   ttForm.Y = (230 * i) * iCurrentLength / iBaseLength;
118   imTemp.RenderTransform = ttForm;
119 
120   //加载刻度数值
121   Label imlabelTemp = new Label();
122   imlabelTemp.Content =iMaxValue - iMaxMarkScale * i;
123   mainCanvas.Children.Add(imlabelTemp);
124   imlabelTemp.Height =20;
125 
126   //刻度数值位置
127   ttForm = new TranslateTransform();
128   ttForm.X = 170 * iCurrentLength / iBaseLength;
129   ttForm.Y = (230 * i) * iCurrentLength / iBaseLength;
130   imlabelTemp.RenderTransform = ttForm;
131 
132   ////加载小刻度
133   //float fMinMarkMinAngle = iMaxValue + (iMaxValue-iMinValue)/ ((iMaxValue - iMinValue) / iMaxMarkScale) * i;
134   //float fMinMarkScale = (iMaxValue - iMinValue)/ ((iMaxValue - iMinValue) / iMaxMarkScale) / (iMinMarkNumber + 1);
135   //for (int j = 0; j < iMinMarkNumber; j++)
136   //{
137   // if (i < (iMaxValue - iMinValue) / iMaxMarkScale)
138   // {
139   // //加载刻度
140   // Image imSmallTemp = new Image();
141   // imSmallTemp.Source = new BitmapImage(new Uri("RightInstrumentpanel_MarkImage.png", UriKind.RelativeOrAbsolute));
142   // mainCanvas.Children.Add(imSmallTemp); //图片大小
143   // imSmallTemp.Width = 20;
144   // imSmallTemp.Height = 10;
145 
146   // //刻度位置
147   // TranslateTransform ttSmallForm = new TranslateTransform();
148   // ttSmallForm.X = 150 * iCurrentLength / iBaseLength;
149   // ttSmallForm.Y = 6 * (fMinMarkMinAngle + fMinMarkScale * (j-26));
150 
151   // //调用函数
152   // TransformGroup tfSmallGroup = new TransformGroup();
153   // tfSmallGroup.Children.Add(ttSmallForm);
154   // imSmallTemp.RenderTransform = tfSmallGroup;
155   // }
156   //}
157 
158   //加载液面
159   Image imPoint = new Image();
160   //调用液面图片
161   imPoint.Source = new BitmapImage(new Uri("RightInstrumentpanel_PointImage.png", UriKind.RelativeOrAbsolute));
162   mainCanvas.Children.Add(imPoint);
163   imPoint.Width = 38;
164 
165   //液面上下浮动位置
166   ScaleTransform stPoint = new ScaleTransform();
167   stPoint.ScaleX = 1;
168   stPoint.ScaleY = (200*(iPointValue/iMaxValue))/290;
169 
170   //液面坐标
171   TranslateTransform ttPointForm = new TranslateTransform();
172   ttPointForm.X = 1;
173   ttPointForm.Y = 200 * (1 - iPointValue / iMaxValue);
174 
175   //调用函数
176   TransformGroup tfPointGroup = new TransformGroup();   
177   tfPointGroup.Children.Add(stPoint);
178   tfPointGroup.Children.Add(ttPointForm);
179   imPoint.RenderTransform = tfPointGroup;
180   }
181   }
182   //绑定刻度与背景图
183   private void mainCanvas_SizeChanged(object sender, SizeChangedEventArgs e)
184   {
185   MainPaint();
186   }
187   }
188 }