当前文件： MoonlightPiano/AphroditePiano/Controls/Indication.xaml.cs[4K，2009-6-12 11:47:38]，打开代码结构图

		            
  1using System;
  2using System.Windows;
  3using System.Windows.Controls;
  4using System.Windows.Documents;
  5using System.Windows.Ink;
  6using System.Windows.Input;
  7using System.Windows.Media;
  8using System.Windows.Media.Animation;
  9using System.Windows.Shapes;
 10using AphroditePiano.VO;
 11using System.Windows.Threading;
 12using AphroditePiano.Controls;
 13
 14namespace AphroditePiano
 15...{
 16    public partial class Indication : UserControl
 17    ...{
 18        private MusicVO music;
 19
 20        musicVO (DependencyProperty)#region musicVO (DependencyProperty)
 21
 22        /**//// <summary>
 23        /// A description of the property.
 24        /// </summary>
 25        public MusicVO musicVO
 26        ...{
 27            get ...{ return (MusicVO)GetValue(musicVOProperty); }
 28            set ...{ SetValue(musicVOProperty, value); }
 29        }
 30        public static readonly DependencyProperty musicVOProperty =
 31            DependencyProperty.Register("musicVO", typeof(MusicVO), typeof(Indication),
 32            new PropertyMetadata(null, new PropertyChangedCallback(OnmusicVOChanged)));
 33
 34        private static void OnmusicVOChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
 35        ...{
 36            ((Indication)d).OnmusicVOChanged(e);
 37        }
 38
 39        protected virtual void OnmusicVOChanged(DependencyPropertyChangedEventArgs e)
 40        ...{
 41            VisualStateManager.GoToState(this, "Stop", true);
 42            this.music = e.NewValue as MusicVO;
 43
 44            gapTimer.Stop();
 45            paragraphTimer.Stop();
 46            keyIndex = 0;
 47        }
 48
 49        #endregion
 50
 51        public Indication()
 52        ...{
 53            // Required to initialize variables
 54            InitializeComponent();
 55            BtnStart.Click += new RoutedEventHandler(BtnStart_Click);
 56            gapTimer.Tick += new EventHandler(gapTimer_Tick);
 57            paragraphTimer.Tick += new EventHandler(paragraphTimer_Tick);
 58        }
 59
 60        PlaySpeed (DependencyProperty)#region PlaySpeed (DependencyProperty)
 61
 62        /**//// <summary>
 63        /// A description of the property.
 64        /// </summary>
 65        public double PlaySpeed
 66        ...{
 67            get ...{ return (double)GetValue(PlaySpeedProperty); }
 68            set ...{ SetValue(PlaySpeedProperty, value); }
 69        }
 70        public static readonly DependencyProperty PlaySpeedProperty =
 71            DependencyProperty.Register("PlaySpeed", typeof(double), typeof(Indication),
 72            new PropertyMetadata(0.0, new PropertyChangedCallback(OnPlaySpeedChanged)));
 73
 74        private static void OnPlaySpeedChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
 75        ...{
 76            ((Indication)d).OnPlaySpeedChanged(e);
 77        }
 78
 79        protected virtual void OnPlaySpeedChanged(DependencyPropertyChangedEventArgs e)
 80        ...{
 81            double tempValue = 0.4 - (double)e.NewValue;
 82            gapTimeSpan = TimeSpan.FromSeconds(tempValue);
 83            paragraphTimeSpan = TimeSpan.FromSeconds(tempValue * 2);
 84            gapTimer.Interval = gapTimeSpan;
 85            paragraphTimer.Interval = paragraphTimeSpan;
 86        }
 87
 88        #endregion
 89
 90        public TimeSpan gapTimeSpan = TimeSpan.FromSeconds(.4);
 91        public TimeSpan paragraphTimeSpan = TimeSpan.FromSeconds(.8);
 92        public DispatcherTimer gapTimer = new DispatcherTimer();
 93        public DispatcherTimer paragraphTimer = new DispatcherTimer();
 94
 95        public string[] keys;
 96
 97        public int keyIndex = 0;
 98
 99        void paragraphTimer_Tick(object sender, EventArgs e)
100        ...{
101            paragraphTimer.Stop();
102            gapTimer.Start();
103        }
104
105        void gapTimer_Tick(object sender, EventArgs e)
106        ...{
107            //UpAllKeys();
108            if (keyIndex < keys.Length - 1)
109            ...{
110                if (keys[keyIndex] != "|")
111                ...{
112                    string ks = keys[keyIndex].Replace("&", string.Empty);
113                    IndicationKey ikey = new IndicationKey();
114                    ikey.setTxt(ks);
115                    ikey.HorizontalAlignment = HorizontalAlignment.Right;
116                    ikey.VerticalAlignment = VerticalAlignment.Center;
117                    xGrid.Children.Add(ikey);
118                    ikey.run();
119                }
120                else
121                ...{
122                    gapTimer.Stop();
123                    paragraphTimer.Start();
124                }
125                keyIndex++;
126            }
127            else
128            ...{
129                gapTimer.Stop();
130                paragraphTimer.Stop();
131                keyIndex = 0;
132            }
133        }
134
135
136        void BtnStart_Click(object sender, RoutedEventArgs e)
137        ...{
138            if (this.music != null)
139            ...{
140                VisualStateManager.GoToState(this, "Start", true);
141
142                keyIndex = 0;
143                gapTimer.Interval = gapTimeSpan;
144                paragraphTimer.Interval = paragraphTimeSpan;
145
146                keys = music.PassKey.Split(',');
147
148                gapTimer.Start();
149            }
150        }
151    }
152}