第一个 WP 程序 ： 手机条码扫描枪

 1 using BarCodeScanner.ViewModels;
 2 using Caliburn.Micro;
 3 using System;
 4 using System.Collections.Generic;
 5 using System.Diagnostics;
 6 using System.Linq;
 7 using System.Text;
 8 using System.Threading.Tasks;
 9 using System.Windows;
10 
11 namespace BarCodeScanner {
12     public class Bootstrapper : PhoneBootstrapper {
13 
14         private PhoneContainer Container;
15         protected override void StartRuntime() {
16             base.StartRuntime();
17         }
18         protected override void Configure() {
19             base.Configure();
20 
21             this.Container = new PhoneContainer();
22             this.Container.RegisterPhoneServices(this.RootFrame);
23 
24             this.Container.PerRequest<HomePageViewModel>();
25             this.Container.PerRequest<ConnectPageViewModel>();
26             this.Container.PerRequest<ScannerPageViewModel>();
27             this.Container.PerRequest<HelpPageViewModel>();
28         }
29 
30         protected override object GetInstance(Type service, string key) {
31             return this.Container.GetInstance(service, key);
32         }
33 
34         protected override IEnumerable<object> GetAllInstances(Type service) {
35             return this.Container.GetAllInstances(service);
36         }
37 
38         protected override void BuildUp(object instance) {
39             this.Container.BuildUp(instance);
40         }
41 
42         protected override void OnUnhandledException(object sender, System.Windows.ApplicationUnhandledExceptionEventArgs e) {
43             base.OnUnhandledException(sender, e);
44 
45             if (!Debugger.IsAttached)
46                 Debugger.Launch();
47         }
48     }
49 }

 1 <Application
 2     x:Class="BarCodeScanner.App"
 3     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 4     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
 5     xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
 6     xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
 7     xmlns:local="clr-namespace:BarCodeScanner"
 8     >
 9 
10     <!--应用程序资源-->
11     <Application.Resources>
12         <!--<local:LocalizedStrings x:Key="LocalizedStrings"/>-->
13         <local:Bootstrapper x:Key="Bootstrapper" />
14     </Application.Resources>
15 </Application>

 1        public void Cutout(int x, int y, int w, int h) {
 2 
 3             var routedRaw = new byte[this.luminances.Length];
 4             //1,    2,    3,    4
 5             //5,    6,    7,    8
 6             //9,    10,    11,    12
 7             //13,    14,    15,    16
 8             //17    18    19    20
 9             //21    22    23    24
10 
11             //rh = 6 , rw = 4
12             //21,17,13,9,5,1  22,18,14,10,6,2  23,19,15,11,7,3  24,20,16,12,8,4
13 
14             //RW*(RH-0) - RW + 1     4*(6-0)-4+1 = 21
15             //RW*(RH-1) - RW + 1    4*(6-1)-4+1=17
16             //RW*(RH-2) - RW + 1    4*(6-2)-4+1=13
17             //RW*(RH-3) - RW + 1    4*(6-3)-4+1=9
18             //RW*(RH-4) - RW + 1    4*(6-4)-4+1=5
19             //RW*(RH-5) - RW + 1    4*(6-5)-4+1=1
20 
21             for (var i = 0; i < routedRaw.Length; i++) {
22                 //var add = i / rh + 1;
23                 //var idx = rw * (rh - i % rh) - rw + add;//下标从1开始
24                 routedRaw[i] = this.luminances[this.Width * (this.Height - i % this.Height) - this.Width + i / this.Height];
25             }
26 
27             var t = routedRaw.Skip(y * this.Width).Take(h * this.Width).ToArray();
28 
29             var datas = routedRaw
30                 .Skip(y * this.Height) //y是目标所在的起始列
31                 .Take(h * this.Height)
32                 .Where((r, i) => {
33                     var row = i % this.Height;
34                     return x <= row && (x + w) > row;
35                 }).ToArray();
36 
37             this.luminances = datas;
38             this.Height = h;
39             this.Width = w;
40         }
41     }