wpf仿酷狗音乐播放器程序源码

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Windows.Media.Animation;using System.Windows.Controls;using System.Windows;using System.Windows.Media;using System.Windows.Shapes;namespace LyricShows{ /// <summary> /// 歌词秀类(注:该类的字段、属性、方法都是静态的(static)) /// 作者: QQ:919784826 李华盛 2014-8-12 软件工程 学号1130070138 /// 请尊重作者的劳动成果,不要随意更改版权信息.谢谢! /// </summary> class LyricShow { public LyricShow(Canvas lyricCanvas, StackPanel commonLyricStackPanel, Canvas canvasFocusLyric, TextBlock tBFocusLyricBack, Canvas canvasFocusLyricForeMove, TextBlock tBFocusLyricFore) { LyricShow.lyricCanvas = lyricCanvas; LyricShow.commonLyricStackPanel = commonLyricStackPanel; LyricShow.canvasFocusLyric = canvasFocusLyric; LyricShow.tBFocusLyricBack = tBFocusLyricBack; LyricShow.canvasFocusLyricForeMove = canvasFocusLyricForeMove; LyricShow.tBFocusLyricFore = tBFocusLyricFore; fontSizeChangeSmallA.Completed = fontSizeChangeSmallA_Completed; fontSizeChangeBigA.Completed = fontSizeChangeBigA_Completed; } /// <summary> /// 是否暂停了歌词秀(默认false，没有暂停歌词秀) /// </summary> private static bool isPauseLyricShow = false; /// <summary> /// 是否暂停了歌词秀(默认false，没有暂停歌词秀) /// </summary> public static bool IsPauseLyricShow { get { return LyricShow.isPauseLyricShow; } set { LyricShow.isPauseLyricShow = value; } } /// <summary> /// 当前(高亮)歌词"走过(刷过)"的距离占当前歌词字体总距离的百分比(初始0) /// </summary> public static double currentLyricWalkedPersent = 0; /// <summary> /// 刷新类型 /// </summary> private static short refreshType = 0; /// <summary> /// 刷新类型 /// </summary> public static short RefreshType { get { return LyricShow.refreshType; } set { LyricShow.refreshType = value; } } /// <summary> /// 当前这句歌词的索引值(初始-1，0是第一句) /// </summary> private static int currentLyricIndex = -1; /// <summary> /// 当前这句歌词的索引值(初始-1，0是第一句) /// </summary> public static int CurrentLyricIndex { get { if (LyricShow.currentLyricIndex <= -1) { LyricShow.currentLyricIndex = -1; } if (LyricShow.currentLyricIndex >= TimeAndLyricDictionary.Count) { try { //此值已超出歌词有效索引的范围,歌词index=0，表示第一句.故有效范围为[0,Count-1] LyricShow.currentLyricIndex = TimeAndLyricDictionary.Count; } catch { LyricShow.currentLyricIndex = -1; } } return LyricShow.currentLyricIndex; } set { LyricShow.currentLyricIndex = value; } } /// <summary> /// 上次歌词的索引值(初始-1，0是第一句) /// </summary> private static int lastLyricIndex = -1; /// <summary> /// 上次歌词的索引值(初始-1，0是第一句) /// </summary> public static int LastLyricIndex { get { if (LyricShow.lastLyricIndex <= -1) { LyricShow.lastLyricIndex = -1; } if (LyricShow.lastLyricIndex >= TimeAndLyricDictionary.Count) { try { LyricShow.lastLyricIndex = TimeAndLyricDictionary.Count; } catch { LyricShow.lastLyricIndex = -1; } } return LyricShow.lastLyricIndex; } set { LyricShow.lastLyricIndex = value; } } /// <summary> /// 当前歌词和下一句歌词的时间间隔长度(初始0) /// </summary> public static double currentAndNextLyricIntervalTime = 0; /// <summary> /// 高亮歌词从左往右刷过的距离长度(初始0) /// </summary> public static double focusLyricBrushedDistance = 0; /// <summary> /// 高亮歌词文本里的字体总的宽度(初始0) /// </summary> public static double focusLyricTextFontTotalWidth = 0; /// <summary> /// 高亮歌词TextBlock文本居中对齐后所留的左边空白宽度(初始0) /// </summary> public static double focusLyricTextBlockLeftSpaceWidth = 0; /// <summary> /// 桌面歌词从左往右刷过的距离长度(初始0) /// </summary> public static double deskLyricBrushedDistance = 0; /// <summary> /// 桌面歌词文本里的字体总的宽度(初始0) /// </summary> public static double deskLyricTextFontTotalWidth = 0; /// <summary> /// 桌面歌词TextBlock文本居中对齐后所留的左边空白宽度(初始0) /// </summary> public static double deskLyricTextBlockLeftSpaceWidth = 0; /// <summary> /// 字体大小渐变到指定小的动画完成事件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> void fontSizeChangeSmallA_Completed(object sender, EventArgs e) { try { TextBlock LastTB = commonLyricStackPanel.Children[LyricShow.LastLyricIndex] as TextBlock; LastTB.Foreground = new SolidColorBrush(Color.FromArgb(CA, CR, CG, CB)); LastTB.FontFamily = CFontFamily; } catch { } } /// <summary> /// 字体大小渐变到指定大的动画完成事件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> void fontSizeChangeBigA_Completed(object sender, EventArgs e) { try { tBFocusLyricBack.Visibility = Visibility.Visible; TextBlock CurrentTBBack = commonLyricStackPanel.Children[LyricShow.CurrentLyricIndex] as TextBlock; CurrentTBBack.Visibility = Visibility.Hidden; switch (RefreshType) { case 1: #region 刷新情况不是在跳播放的前提下 currentLyricWalkedPersent = 0; //高亮歌词 focusLyricTextFontTotalWidth = MeasureTextWidth(tBFocusLyricBack.Text, tBFocusLyricBack.FontSize, tBFocusLyricBack.FontFamily.ToString()); focusLyricTextBlockLeftSpaceWidth = (tBFocusLyricBack.ActualWidth - focusLyricTextFontTotalWidth) / 2; canvasFocusLyricForeMove.Width = Math.Abs(focusLyricTextBlockLeftSpaceWidth);//初始高亮歌词移动画布走完左边空白距离 canvasFocusLyricForeMove.Visibility = Visibility.Visible; //桌面歌词 if (isOpenDeskLyric == true) { deskLyricTextFontTotalWidth = MeasureTextWidth(tBDeskLyricBack.Text, tBDeskLyricBack.FontSize, tBDeskLyricBack.FontFamily.ToString()); deskLyricTextBlockLeftSpaceWidth = (tBDeskLyricBack.ActualWidth - deskLyricTextFontTotalWidth) / 2; canvasDeskLyricForeMove.Width = Math.Abs(deskLyricTextBlockLeftSpaceWidth);//初始桌面歌词移动画布走完左边空白距离 canvasDeskLyricForeMove.Visibility = Visibility.Visible; } //计算下句歌词和当前歌词的时间间隔 int nextLyricIndex = CurrentLyricIndex 1; if (nextLyricIndex < TimeAndLyricDictionary.Count && CurrentLyricIndex > -1) { try { currentAndNextLyricIntervalTime = TimeAndLyricDictionary.Keys.ElementAt(nextLyricIndex) - TimeAndLyricDictionary.Keys.ElementAt(CurrentLyricIndex); } catch { } } else { //最后一句 currentAndNextLyricIntervalTime = 3; } if (isPauseLyricShow == false) { //启动高亮歌词的从左刷到右的动画 beginHighLightLyricAnimation(currentAndNextLyricIntervalTime); //启动桌面歌词的从左刷到右的动画 if (isOpenDeskLyric == true) { beginDeskLyricAnimation(currentAndNextLyricIntervalTime); } } break; #endregion case 2: //不做任何操作,但2一定要存在 break; default: #region 刷新情况不是在跳播放的前提下 currentLyricWalkedPersent = 0; //高亮歌词 focusLyricTextFontTotalWidth = MeasureTextWidth(tBFocusLyricBack.Text, tBFocusLyricBack.FontSize, tBFocusLyricBack.FontFamily.ToString()); focusLyricTextBlockLeftSpaceWidth = (tBFocusLyricBack.ActualWidth - focusLyricTextFontTotalWidth) / 2; canvasFocusLyricForeMove.Width = Math.Abs(focusLyricTextBlockLeftSpaceWidth);//初始高亮歌词移动画布走完左边空白距离 canvasFocusLyricForeMove.Visibility = Visibility.Visible; //桌面歌词 if (isOpenDeskLyric == true) { deskLyricTextFontTotalWidth = MeasureTextWidth(tBDeskLyricBack.Text, tBDeskLyricBack.FontSize, tBDeskLyricBack.FontFamily.ToString()); deskLyricTextBlockLeftSpaceWidth = (tBDeskLyricBack.ActualWidth - deskLyricTextFontTotalWidth) / 2; canvasDeskLyricForeMove.Width = Math.Abs(deskLyricTextBlockLeftSpaceWidth);//初始桌面歌词移动画布走完左边空白距离 canvasDeskLyricForeMove.Visibility = Visibility.Visible; } //计算下句歌词和当前歌词的时间间隔 int nextIndex = CurrentLyricIndex 1; if (nextIndex < TimeAndLyricDictionary.Count && CurrentLyricIndex > -1) { try { currentAndNextLyricIntervalTime = TimeAndLyricDictionary.Keys.ElementAt(nextIndex) - TimeAndLyricDictionary.Keys.ElementAt(CurrentLyricIndex); } catch { } } else { //最后一句 currentAndNextLyricIntervalTime = 3; } if (isPauseLyricShow == false) { //启动高亮歌词的从左刷到右的动画 beginHighLightLyricAnimation(currentAndNextLyricIntervalTime); //启动桌面歌词的从左刷到右的动画 if (isOpenDeskLyric == true) { beginDeskLyricAnimation(currentAndNextLyricIntervalTime); } } break; #endregion } } catch { } } /// <summary> /// 歌词时间(键)和对应歌词(值)(歌词第0句是起始句) /// </summary> private static SortedDictionary<Double, string> timeAndLyricDictionary = new SortedDictionary<double, string>(); /// <summary> /// 歌词时间(键)和对应歌词(值)(歌词第0句是起始句) /// </summary> public static SortedDictionary<Double, string> TimeAndLyricDictionary { get { if (LyricShow.timeAndLyricDictionary == null) { LyricShow.timeAndLyricDictionary = new SortedDictionary<double, string>(); } return LyricShow.timeAndLyricDictionary; } set { LyricShow.timeAndLyricDictionary = value; } } /// <summary> /// 歌词总画布,是这里所有可视元素的根节点元素 /// </summary> public static Canvas lyricCanvas; /// <summary> /// 普通歌词面板 /// </summary> public static StackPanel commonLyricStackPanel; /// <summary> /// 高亮歌词根画布 /// </summary> public static Canvas canvasFocusLyric; /// <summary> /// 高亮歌词前景移动画布，从而体现从左往右刷的效果 /// </summary> public static Canvas canvasFocusLyricForeMove; /// <summary> /// 高亮歌词前景文本TextBlock /// </summary> public static TextBlock tBFocusLyricFore; /// <summary> /// 高亮歌词背景文本TextBlock /// </summary> public static TextBlock tBFocusLyricBack; /// <summary> /// 是否打开了桌面歌词(默认没有打开false) /// </summary> private static bool isOpenDeskLyric = false; /// <summary> /// 是否打开了桌面歌词(默认没有打开false) /// </summary> public static bool IsOpenDeskLyric { get { return LyricShow.isOpenDeskLyric; } set { LyricShow.isOpenDeskLyric = value; } } /// <summary> /// 桌面歌词的背景文本TextBlock /// </summary> public static TextBlock tBDeskLyricBack; /// <summary> /// 桌面歌词的前景文本TextBlock /// </summary> public static TextBlock tBDeskLyricFore; /// <summary> /// 桌面歌词前景移动画布，从而体现从左往右刷的效果 /// </summary> public static Canvas canvasDeskLyricForeMove; /// <summary> /// 歌词向上偏移量(初始是歌词画布的中间位置为偏移量) /// </summary> private static double topOffset; /// <summary> /// 歌词向上偏移量(初始是歌词画布的中间位置为偏移量) /// </summary> public static double TopOffset { get { return LyricShow.topOffset; } set { LyricShow.topOffset = value; } } /// <summary> /// 歌词向左偏移量 /// </summary> private static double leftOffset; /// <summary> /// 歌词向左偏移量 /// </summary> public static double LeftOffset { get { return LyricShow.leftOffset; } set { LyricShow.leftOffset = value; } } /// <summary> /// 歌词文本TextBlock的高度(默认36) /// </summary> private static double lyricTextBlockHeight=36; /// <summary> /// 歌词文本TextBlock的高度(默认36) /// </summary> public static double LyricTextBlockHeight { get { return LyricShow.lyricTextBlockHeight; } set { LyricShow.lyricTextBlockHeight = value; } } /// <summary> /// 动画渐变到指定字体的大(也指高亮歌词的大小,默认22.范围[22,30]) /// </summary> private static double fontBigA = 22; /// <summary> /// 动画渐变到指定字体的大(也指高亮歌词的大小,默认22.范围[22,30]) /// </summary> public static double FontBigA { get { if (LyricShow.fontBigA <= 22) { LyricShow.fontBigA = 22; } if (LyricShow.fontBigA >= 30) { LyricShow.fontBigA = 30; } return LyricShow.fontBigA; } set { LyricShow.fontBigA = value; } } /// <summary> /// 高亮字体大小渐变到指定大的动画 /// </summary> private static DoubleAnimation fontSizeChangeBigA = new DoubleAnimation(); /// <summary> /// 高亮字体大小渐变到指定大的动画 /// </summary> public static DoubleAnimation FontSizeChangeBigA { get { if (LyricShow.fontSizeChangeBigA == null) { LyricShow.fontSizeChangeBigA = new DoubleAnimation(); } return LyricShow.fontSizeChangeBigA; } set { LyricShow.fontSizeChangeBigA = value; } } /// <summary> /// 动画渐变到指定字体的小(也指非高亮的普通歌词的大小，默认14.范围[6,22]) /// </summary> private static double fontSmallA = 14; /// <summary> /// 动画渐变到指定字体的小(也指非高亮的普通歌词的大小,默认14.范围[6,22]) /// </summary> public static double FontSmallA { get { if (LyricShow.fontSmallA <= 6) { LyricShow.fontSmallA = 6; } if (LyricShow.fontSmallA >= 22) { LyricShow.fontSmallA = 22; } return LyricShow.fontSmallA; } set { LyricShow.fontSmallA = value; } } /// <summary> /// 字体大小渐变到指定小的动画 /// </summary> private static DoubleAnimation fontSizeChangeSmallA = new DoubleAnimation(); /// <summary> /// 字体大小渐变到指定小的动画 /// </summary> public static DoubleAnimation FontSizeChangeSmallA { get { if (LyricShow.fontSizeChangeSmallA == null) { LyricShow.fontSizeChangeSmallA = new DoubleAnimation(); } return LyricShow.fontSizeChangeSmallA; } set { LyricShow.fontSizeChangeSmallA = value; } } /// <summary> /// 高亮歌词TextBlock字体动画:字体渐变到指定大的动画函数 /// </summary> public static void fontSizeToBig(TextBlock tb) { fontSizeChangeBigA.From = fontSmallA; fontSizeChangeBigA.To = fontBigA; fontSizeChangeBigA.Duration = new Duration(TimeSpan.Parse("0:0:0.5")); tb.BeginAnimation(TextBlock.FontSizeProperty, fontSizeChangeBigA); } /// <summary> /// 歌词TextBlock字体动画:字体渐变到指定小的动画函数 /// </summary> public static void fontSizeToSmall(TextBlock tb) { fontSizeChangeSmallA.From = fontBigA; fontSizeChangeSmallA.To = fontSmallA; fontSizeChangeSmallA.Duration = new Duration(TimeSpan.Parse("0:0:0.5")); tb.BeginAnimation(TextBlock.FontSizeProperty, fontSizeChangeSmallA); } /// <summary> /// 非高亮歌词的字体 /// </summary> private static FontFamily cFontFamily = new FontFamily("Microsoft YaHei"); /// <summary> /// 非高亮歌词的字体 /// </summary> public static FontFamily CFontFamily { get { if (LyricShow.cFontFamily==null) { LyricShow.cFontFamily = new FontFamily("Microsoft YaHei"); } return LyricShow.cFontFamily; } set { LyricShow.cFontFamily = value; } } /// <summary> /// 非高亮歌词的字体不透明度 /// </summary> private static byte cA=255; /// <summary> /// 非高亮歌词的字体不透明度 /// </summary> public static byte CA { get { return LyricShow.cA;} set { LyricShow.cA = value; } } /// <summary> /// 非高亮歌词的字体Red /// </summary> private static byte cR=255; /// <summary> /// 非高亮歌词的字体Red /// </summary> public static byte CR { get { return LyricShow.cR; } set { LyricShow.cR = value; } } /// <summary> /// 非高亮歌词的字体Green /// </summary> private static byte cG=255; /// <summary> /// 非高亮歌词的字体Green /// </summary> public static byte CG { get {return LyricShow.cG; } set { LyricShow.cG = value; } } /// <summary> /// 非高亮歌词的字体Blue /// </summary> private static byte cB=255; /// <summary> /// 非高亮歌词的字体Blue /// </summary> public static byte CB { get { return LyricShow.cB; } set { LyricShow.cB = value; } } /// <summary> /// 高亮歌词的字体 /// </summary> private static FontFamily hFontFamily = new FontFamily("Microsoft YaHei"); /// <summary> /// 高亮歌词的字体 /// </summary> public static FontFamily HFontFamily { get { if (LyricShow.hFontFamily==null) { LyricShow.hFontFamily = new FontFamily("Microsoft YaHei"); } return LyricShow.hFontFamily; } set { LyricShow.hFontFamily = value; } } /// <summary> /// 高亮歌词的字体不透明度 /// </summary> private static byte hA=255; /// <summary> /// 高亮歌词的字体不透明度 /// </summary> public static byte HA { get {return LyricShow.hA; } set { LyricShow.hA = value; } } /// <summary> /// 高亮歌词的字体Red /// </summary> private static byte hR=255; /// <summary> /// 高亮歌词的字体Red /// </summary> public static byte HR { get { return LyricShow.hR; } set { LyricShow.hR = value; } } /// <summary> /// 高亮歌词的字体Green /// </summary> private static byte hG=255; /// <summary> /// 高亮歌词的字体Green /// </summary> public static byte HG { get { return LyricShow.hG; } set { LyricShow.hG = value; } } /// <summary> /// 高亮歌词的字体Blue /// </summary> private static byte hB=10; /// <summary> /// 高亮歌词的字体Blue /// </summary> public static byte HB { get { return LyricShow.hB; } set { LyricShow.hB = value; } } /// <summary> /// 桌面歌词的前景字体不透明度 /// </summary> private static byte dFA = 255; /// <summary> /// 桌面歌词的前景字体不透明度 /// </summary> public static byte DFA { get { return LyricShow.dFA; } set { LyricShow.dFA = value; } } /// <summary> /// 桌面歌词的前景字体Red /// </summary> private static byte dFR = 0; /// <summary> /// 桌面歌词的前景字体Red /// </summary> public static byte DFR { get { return LyricShow.dFR; } set { LyricShow.dFR = value; } } /// <summary> /// 桌面歌词的前景字体Green /// </summary> private static byte dFG = 255; /// <summary> /// 桌面歌词的前景字体Green /// </summary> public static byte DFG { get { return LyricShow.dFG; } set { LyricShow.dFG = value; } } /// <summary> /// 桌面歌词的前景字体Blue /// </summary> private static byte dFB = 255; /// <summary> /// 桌面歌词的前景字体Blue /// </summary> public static byte DFB { get { return LyricShow.dFB; } set { LyricShow.dFB = value; } } /// <summary> /// 桌面歌词的背景字体不透明度 /// </summary> private static byte dBA = 255; /// <summary> /// 桌面歌词的背景字体不透明度 /// </summary> public static byte DBA { get { return LyricShow.dBA; } set { LyricShow.dBA = value; } } /// <summary> /// 桌面歌词的背景字体Red /// </summary> private static byte dBR = 218; /// <summary> /// 桌面歌词的背景字体Red /// </summary> public static byte DBR { get { return LyricShow.dBR; } set { LyricShow.dBR = value; } } /// <summary> /// 桌面歌词的背景字体Green /// </summary> private static byte dBG = 0; /// <summary> /// 桌面歌词的背景字体Green /// </summary> public static byte DBG { get { return LyricShow.dBG; } set { LyricShow.dBG = value; } } /// <summary> /// 桌面歌词的背景字体Blue /// </summary> private static byte dBB = 218; /// <summary> /// 桌面歌词的背景字体Blue /// </summary> public static byte DBB { get { return LyricShow.dBB; } set { LyricShow.dBB = value; } } /// <summary> /// 桌面歌词字体的大小(默认40) /// </summary> private static double deskLyricFontSize = 40; /// <summary> /// 桌面歌词字体的大小(默认40) /// </summary> public static double DeskLyricFontSize { get { return LyricShow.deskLyricFontSize; } set { if(value<=13) { LyricShow.deskLyricFontSize = 13; return; } if (value >= 72) { LyricShow.deskLyricFontSize = 72; return; } LyricShow.deskLyricFontSize = value; } } /// <summary> /// 桌面歌词的字体(微软雅黑是默认值) /// </summary> private static FontFamily deskLyricFontFamily = new FontFamily("Microsoft YaHei"); /// <summary> /// 桌面歌词的字体(微软雅黑是默认值) /// </summary> public static FontFamily DeskLyricFontFamily { get { if (LyricShow.deskLyricFontFamily == null) { LyricShow.deskLyricFontFamily = new FontFamily("Microsoft YaHei"); } return LyricShow.deskLyricFontFamily; } set { LyricShow.deskLyricFontFamily = value; } } /// <summary> /// 设置非高亮歌词的字体颜色 /// </summary> /// <param name="A">不透明度</param> /// <param name="R">red</param> /// <param name="G">green</param> /// <param name="B">blue</param> public static void setCommonLyricFontColor(byte A,byte R,byte G,byte B) { CA = A; CR = R; CG = G; CB = B; foreach (UIElement tb in commonLyricStackPanel.Children) { if (tb is TextBlock) { (tb as TextBlock).Foreground = new SolidColorBrush(Color.FromArgb(A, R, G, B)); } } //高亮歌词的背景色是和普通歌词颜色一样的,但透明度不一样，它是和高亮歌词前景色一样的 tBFocusLyricBack.Foreground = new SolidColorBrush(Color.FromArgb(HA, R, G, B)); } /// <summary> /// 设置非高亮歌词的字体 /// </summary> /// <param name="fontFamily">字体</param> public static void setCommonLyricFontFamily(FontFamily fontFamily) { CFontFamily = fontFamily; foreach (UIElement el in commonLyricStackPanel.Children) { if (el is TextBlock) { (el as TextBlock).FontFamily = fontFamily; } } } /// <summary> /// 设置非高亮歌词的字体大小 /// </summary> /// <param name="size">字体大小</param> public static void setCommonLyricFontSize(double size) { FontSmallA = size; foreach (UIElement tbs in commonLyricStackPanel.Children) { if (tbs is TextBlock) { (tbs as TextBlock).FontSize = FontSmallA; } } } /// <summary> /// 设置高亮歌词的字体颜色 /// </summary> /// <param name="A">不透明度</param> /// <param name="R">red</param> /// <param name="G">green</param> /// <param name="B">blue</param> public static void setHighLightLyricFontColor(byte A, byte R, byte G, byte B) { HA = A; HR = R; HG = G; HB = B; //高亮歌词的背景色是和普通歌词颜色一样的,透明度是和高亮歌词前景色一样的 tBFocusLyricBack.Foreground = new SolidColorBrush(Color.FromArgb(A, CR, CG, CB)); tBFocusLyricFore.Foreground = new SolidColorBrush(Color.FromArgb(A, R, G, B)); } /// <summary> /// 设置高亮歌词的字体 /// </summary> /// <param name="fontFamily">字体</param> public static void setHighLightLyricFontFamily(FontFamily fontFamily) { HFontFamily = fontFamily; tBFocusLyricBack.FontFamily = fontFamily; } /// <summary> /// 设置高亮歌词的字体大小 /// </summary> /// <param name="size"></param> public static void setHighLighLyricFontSize(double size) { FontBigA = size; tBFocusLyricBack.FontSize = FontBigA; } /// <summary> /// 设置桌面歌词前景的字体颜色 /// </summary> /// <param name="fontFamily">字体</param> /// <param name="A">不透明度</param> /// <param name="R">red</param> /// <param name="G">green</param> /// <param name="B">blue</param> public static void setDeskLyricFontColorFore(byte A, byte R, byte G, byte B) { dFA = A; dFR = R; dFG = G; dFB = B; tBDeskLyricFore.Foreground = new SolidColorBrush(Color.FromArgb(A,R,G,B)); } /// <summary> /// 设置桌面歌词背景的字体颜色 /// </summary> /// <param name="fontFamily">字体</param> /// <param name="A">不透明度</param> /// <param name="R">red</param> /// <param name="G">green</param> /// <param name="B">blue</param> public static void setDeskLyricFontColorBack(byte A, byte R, byte G, byte B) { dBA = A; dBR = R; dBG = G; dBB = B; tBDeskLyricBack.Foreground = new SolidColorBrush(Color.FromArgb(A, R, G, B)); } /// <summary> /// 设置桌面歌词的字体大小(注:前景字体的FontSize已经绑定在了背景字体的FontSize) /// </summary> /// <param name="size"></param> public static void setDeskLyricFontSize(double size) { DeskLyricFontSize = size; tBDeskLyricBack.FontSize = DeskLyricFontSize; } /// <summary> /// 设置桌面歌词的字体FontFamily(注:前景字体的FontFamily已经绑定在了背景字体的FontFamily) /// </summary> /// <param name="fontFamily"></param> public static void setDeskLyricFontFamily(FontFamily fontFamily) { tBDeskLyricBack.FontFamily = fontFamily; deskLyricFontFamily = fontFamily; } /// <summary> /// 打开桌面歌词(请确保显示桌面歌词的窗体已经呈现完毕再调用此方法.Window.show()之后调用) /// </summary> public static void openDeskLyric(TextBlock tbDeskLyricFore, TextBlock tbDeskLyricBack, Canvas canvasDeskLyricMove) { isOpenDeskLyric = true; tBDeskLyricFore = tbDeskLyricFore; tBDeskLyricBack = tbDeskLyricBack; canvasDeskLyricForeMove = canvasDeskLyricMove; if (!string.IsNullOrWhiteSpace(tBFocusLyricBack.Text)) { tBDeskLyricBack.Text = tBFocusLyricBack.Text; } tBDeskLyricBack.FontFamily = DeskLyricFontFamily; tBDeskLyricBack.FontSize = DeskLyricFontSize; tbDeskLyricBack.Foreground = new SolidColorBrush(Color.FromArgb(dBA, dBR, dBG, dBB)); tBDeskLyricFore.Foreground = new SolidColorBrush(Color.FromArgb(dFA, dFR, dFG, dFB)); //计算刷过的距离 try { deskLyricTextFontTotalWidth = MeasureTextWidth(tbDeskLyricBack.Text, tbDeskLyricBack.FontSize, tbDeskLyricBack.FontFamily.ToString()); deskLyricTextBlockLeftSpaceWidth = (tbDeskLyricBack.ActualWidth - deskLyricTextFontTotalWidth) / 2; double WalkPersent = (canvasFocusLyricForeMove.ActualWidth - focusLyricTextBlockLeftSpaceWidth) / focusLyricTextFontTotalWidth; WalkPersent = double.Parse(WalkPersent.ToString("F3")); double distance = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth * WalkPersent; canvasDeskLyricForeMove.Width = Math.Abs(distance); deskLyricBrushAni.From = distance; deskLyricBrushAni.To = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth; double interval = currentAndNextLyricIntervalTime-currentAndNextLyricIntervalTime * WalkPersent;//当前歌词的剩余时间 interval = double.Parse(interval.ToString("F2")); deskLyricBrushAni.Duration = new Duration(TimeSpan.Parse(string.Format("0:0:{0}", interval))); if (isPauseLyricShow == false) { canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } } catch { tBDeskLyricBack.Text = "听音乐,看电影,用七星瓢虫播放器！QQ:919784826"; canvasDeskLyricForeMove.Width = tBDeskLyricBack.ActualWidth; } } /// <summary> /// 关闭桌面歌词 /// </summary> public static void closeDeskLyric() { isOpenDeskLyric = false; } /// <summary> /// 歌词面板逐渐滚动的动画 /// </summary> private static DoubleAnimation lyricPanelScrollAni = new DoubleAnimation(); /// <summary> /// 歌词面板逐渐滚动的动画 /// </summary> public static DoubleAnimation LyricPanelScrollAni { get { if (LyricShow.lyricPanelScrollAni == null) { LyricShow.lyricPanelScrollAni = new DoubleAnimation(); } return LyricShow.lyricPanelScrollAni; } set { LyricShow.lyricPanelScrollAni = value; } } /// <summary> /// 歌词滚动。滚动到指定歌词索引位置 /// </summary> /// <param name="indexSite">第几句歌词索引位置(歌词第0句是起始句)</param> public static void scrollLyric(int indexSite) { Canvas.SetTop(canvasFocusLyric, lyricCanvas.ActualHeight / 2 - lyricTextBlockHeight); topOffset = lyricCanvas.ActualHeight / 2 - indexSite * lyricTextBlockHeight - lyricTextBlockHeight; lyricPanelScrollAni.To = topOffset; lyricPanelScrollAni.Duration = new Duration(TimeSpan.Parse("0:0:0.5")); commonLyricStackPanel.BeginAnimation(Canvas.TopProperty, lyricPanelScrollAni); } /// <summary> /// 高亮歌词的从左刷到右的画刷动画 /// </summary> private static DoubleAnimation focusLyricBrushAni = new DoubleAnimation(); /// <summary> /// 高亮歌词的从左刷到右的画刷动画 /// </summary> public static DoubleAnimation FocusLyricBrushAni { get { if (LyricShow.focusLyricBrushAni==null) { LyricShow.focusLyricBrushAni = new DoubleAnimation(); } return LyricShow.focusLyricBrushAni; } set { LyricShow.focusLyricBrushAni = value; } } /// <summary> /// 开始动画:高亮歌词从左刷到右的动画 /// </summary> /// <param name="animationTimeLength">动画时长</param> public static void beginHighLightLyricAnimation(double animationTimeLength) { //0.6秒是,字体由小变大的完成时间.CPU耗时0.1 //0.60= 0.5 0.1 animationTimeLength = Math.Abs(animationTimeLength - 0.60); string intervalstr = string.Format("0:0:{0}", animationTimeLength.ToString("F2")); focusLyricBrushAni.From = focusLyricTextBlockLeftSpaceWidth; focusLyricBrushAni.To = focusLyricTextBlockLeftSpaceWidth focusLyricTextFontTotalWidth; focusLyricBrushAni.Duration = new Duration(TimeSpan.Parse(intervalstr)); canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); } /// <summary> /// 桌面歌词的从左刷到右的画刷动画 /// </summary> private static DoubleAnimation deskLyricBrushAni = new DoubleAnimation(); /// <summary> /// 桌面歌词的从左刷到右的画刷动画 /// </summary> public static DoubleAnimation DeskLyricBrushAni { get { if (LyricShow.deskLyricBrushAni == null) { LyricShow.deskLyricBrushAni = new DoubleAnimation(); } return LyricShow.deskLyricBrushAni; } set { LyricShow.deskLyricBrushAni = value; } } /// <summary> /// 开始动画:桌面歌词从左刷到右的动画 /// </summary> /// <param name="animationTimeLength">动画时长</param> public static void beginDeskLyricAnimation(double animationTimeLength) { //0.5秒是,字体由小变大的完成时间.CPU耗时0.1 //0.60= 0.50 0.10 animationTimeLength = Math.Abs(animationTimeLength - 0.60); string intervalstr = string.Format("0:0:{0}", animationTimeLength.ToString("F2")); deskLyricBrushAni.From = deskLyricTextBlockLeftSpaceWidth; deskLyricBrushAni.To = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth; deskLyricBrushAni.Duration = new Duration(TimeSpan.Parse(intervalstr)); canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } /// <summary> /// 刷新非桌面歌词界面，当你改变了窗体的大小或者改变了字体大小后 /// </summary> public static void refreshLyricShowUIWhenChangeWINOrFontSize() { try { #region 刷新非桌面歌词(高亮歌词和普通歌词) scrollLyric(LyricShow.currentLyricIndex); //界面缩放前计算已经刷过的字体宽度距离的百分比(刷过的百分比) double haveWalkPersent = (canvasFocusLyricForeMove.ActualWidth - focusLyricTextBlockLeftSpaceWidth) / focusLyricTextFontTotalWidth; haveWalkPersent = double.Parse(haveWalkPersent.ToString("F3")); //界面缩放后,重新计算值 focusLyricTextFontTotalWidth = MeasureTextWidth(tBFocusLyricBack.Text, tBFocusLyricBack.FontSize, tBFocusLyricBack.FontFamily.ToString()); focusLyricTextBlockLeftSpaceWidth = (tBFocusLyricBack.ActualWidth - focusLyricTextFontTotalWidth) / 2; focusLyricBrushedDistance = focusLyricTextBlockLeftSpaceWidth haveWalkPersent * focusLyricTextFontTotalWidth; canvasFocusLyricForeMove.Width = Math.Abs(focusLyricBrushedDistance); #endregion #region 刷新后重新判断是否继续开启歌词刷的动画 if (isPauseLyricShow == false) { //计算当前歌词还要刷的剩余时间 string remaintime=string.Format("0:0:{0}",(currentAndNextLyricIntervalTime-currentAndNextLyricIntervalTime*haveWalkPersent).ToString("F2")); focusLyricBrushAni.From = focusLyricBrushedDistance; focusLyricBrushAni.To = focusLyricTextBlockLeftSpaceWidth focusLyricTextFontTotalWidth; focusLyricBrushAni.Duration = new Duration(TimeSpan.Parse(remaintime)); canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); } else { focusLyricBrushAni.From = focusLyricBrushedDistance; focusLyricBrushAni.To = focusLyricBrushedDistance; canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); } #endregion } catch { } } /// <summary> /// 刷新桌面歌词界面，当你改变了桌面歌词窗体的大小或者改变了桌面歌词字体大小后 /// </summary> public static void refreshDeskLyricUIWhenChangeWINOrFontSize() { try { if (isOpenDeskLyric == true) { #region 刷新桌面歌词 //已经刷过的百分比 double deskLyricWalkPersent = (canvasDeskLyricForeMove.ActualWidth - deskLyricTextBlockLeftSpaceWidth) / deskLyricTextFontTotalWidth; deskLyricWalkPersent = double.Parse(deskLyricWalkPersent.ToString("F3")); //重新计算桌面歌词的相关值 deskLyricTextFontTotalWidth = MeasureTextWidth(tBDeskLyricBack.Text, tBDeskLyricBack.FontSize, tBDeskLyricBack.FontFamily.ToString()); deskLyricTextBlockLeftSpaceWidth = (tBDeskLyricBack.ActualWidth - deskLyricTextFontTotalWidth) / 2; deskLyricBrushedDistance = deskLyricTextBlockLeftSpaceWidth deskLyricWalkPersent * deskLyricTextFontTotalWidth; canvasDeskLyricForeMove.Width = Math.Abs(deskLyricBrushedDistance); #endregion #region 刷新后重新判断是否继续歌词刷的动画 if (isPauseLyricShow == false) { //计算当前歌词还要刷的剩余时间 string remainTimeStr = string.Format("0:0:{0}", (currentAndNextLyricIntervalTime - currentAndNextLyricIntervalTime * deskLyricWalkPersent).ToString("F2")); deskLyricBrushAni.From = deskLyricBrushedDistance; deskLyricBrushAni.To = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth; deskLyricBrushAni.Duration = new Duration(TimeSpan.Parse(remainTimeStr)); canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } else { deskLyricBrushAni.From = deskLyricBrushedDistance; deskLyricBrushAni.To = deskLyricBrushedDistance; canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } #endregion } } catch { } } /// <summary> /// 测量文本字体所占的宽度（可以计算出每句歌词在对应TextBlock里居中对齐后所占的实际宽度） /// </summary> /// <param name="text"></param> /// <param name="fontSize"></param> /// <param name="fontFamily"></param> /// <returns></returns> private static double MeasureTextWidth(string text, double fontSize, string fontFamily) { FormattedText formattedText = new FormattedText( text, System.Globalization.CultureInfo.InvariantCulture, FlowDirection.LeftToRight, new Typeface(fontFamily.ToString()), fontSize, Brushes.Black ); return formattedText.WidthIncludingTrailingWhitespace; } /// <summary> /// 暂停或者继续歌词秀.参数false代表不暂停,true表示暂停 /// </summary> /// <param name="isPause">是否暂停，false代表不暂停,true表示暂停</param> public static void pauseOrContinueLyricShow(bool isPause) { if (isPause == true) { #region 暂停 IsPauseLyricShow = true;try { //计算暂停前所刷过的距离百分比 currentLyricWalkedPersent = (canvasFocusLyricForeMove.ActualWidth - focusLyricTextBlockLeftSpaceWidth) / focusLyricTextFontTotalWidth; currentLyricWalkedPersent = double.Parse(currentLyricWalkedPersent.ToString("F3")); focusLyricBrushAni.From = canvasFocusLyricForeMove.ActualWidth; focusLyricBrushAni.To = canvasFocusLyricForeMove.ActualWidth; canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); if (isOpenDeskLyric == true) { deskLyricBrushAni.From = canvasDeskLyricForeMove.ActualWidth; deskLyricBrushAni.To = canvasDeskLyricForeMove.ActualWidth; canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } } catch { } #endregion } else { #region 继续 IsPauseLyricShow = false; try { //计算当前歌词还要刷的剩余时间 string remaintime = string.Format("0:0:{0}", (currentAndNextLyricIntervalTime - currentAndNextLyricIntervalTime * currentLyricWalkedPersent).ToString("F2")); focusLyricBrushAni.From = canvasFocusLyricForeMove.ActualWidth; focusLyricBrushAni.To = focusLyricTextBlockLeftSpaceWidth focusLyricTextFontTotalWidth; focusLyricBrushAni.Duration = new Duration(TimeSpan.Parse(remaintime)); canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); if (isOpenDeskLyric == true) { deskLyricBrushAni.From = canvasDeskLyricForeMove.ActualWidth; deskLyricBrushAni.To = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth; deskLyricBrushAni.Duration = new Duration(TimeSpan.Parse(remaintime)); canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } } catch { } #endregion } } /// <summary> /// 停止歌词秀(回到最初状态) /// </summary> public static void stopLyricShow() { clearLyricShowAllText(); focusLyricBrushAni.From = canvasFocusLyricForeMove.ActualWidth; focusLyricBrushAni.To = canvasFocusLyricForeMove.ActualWidth; canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); scrollLyric(-1); stopDeskLyricShow(); } /// <summary> /// 停止桌面歌词秀(回到最初状态) /// </summary> public static void stopDeskLyricShow() { if (isOpenDeskLyric == true) { deskLyricBrushAni.From = tBDeskLyricBack.ActualWidth; deskLyricBrushAni.To = tBDeskLyricBack.ActualWidth; canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } } /// <summary> /// 清除歌词秀里的所有文本(非桌面歌词) /// </summary> public static void clearLyricShowAllText() { commonLyricStackPanel.Children.Clear(); tBFocusLyricBack.Text = null; } /// <summary> /// 清除歌词秀里的所有文本(桌面歌词) /// </summary> public static void clearDeskLyricShowAllText() { if (isOpenDeskLyric == true) { tBDeskLyricBack.Text = null; } } /// <summary> /// 回到初始歌词界面(initializeLyricUI)初始完成的状态 /// </summary> public static void backInitial() { tBFocusLyricBack.Text = null; focusLyricBrushAni.From = canvasFocusLyricForeMove.ActualWidth; focusLyricBrushAni.To = canvasFocusLyricForeMove.ActualWidth; canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); scrollLyric(-1); if (isOpenDeskLyric == true) { deskLyricBrushAni.From = tBDeskLyricBack.ActualWidth; deskLyricBrushAni.To = tBDeskLyricBack.ActualWidth; canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); } } /// <summary> /// 初始化歌词界面(非桌面歌词),每次更换一首歌要显示它的歌词秀时，此方法是必须要第一调用的 /// </summary> public static void initializeLyricUI(SortedDictionary<Double, string> TimeAndLyricDictionary) { stopLyricShow();//停止上次的歌词秀,接下去再重新开始初始化 LyricShow.TimeAndLyricDictionary.Clear(); foreach (double key in TimeAndLyricDictionary.Keys) { LyricShow.TimeAndLyricDictionary.Add(key, TimeAndLyricDictionary[key]); } RefreshType = 1; focusLyricTextBlockLeftSpaceWidth = 0; focusLyricTextFontTotalWidth = 0; deskLyricTextBlockLeftSpaceWidth = 0; deskLyricTextFontTotalWidth = 0; currentAndNextLyricIntervalTime = 0;//时间间隔 currentLyricWalkedPersent = 0;//当前歌词刷过的距离百分比 CurrentLyricIndex = -1;//当前这句歌词的索引置为原始 LastLyricIndex = -1;//上次这句歌词的索引置为原始 //添加歌词文本到歌词面板里 foreach (string txt in TimeAndLyricDictionary.Values) { TextBlock tb = new TextBlock(); tb.TextAlignment = TextAlignment.Center; tb.FontSize = fontSmallA; tb.FontFamily = CFontFamily; tb.Foreground = new SolidColorBrush(Color.FromArgb(CA, CR, CG, CB)); tb.Background = null; tb.Height = lyricTextBlockHeight; tb.Text = txt; commonLyricStackPanel.Children.Add(tb); } //初始化高亮歌词的样式(高亮歌词的'背景色'是和普通歌词一样的,只是'前景'画刷色不一样) tBFocusLyricBack.FontFamily = HFontFamily; tBFocusLyricBack.FontSize = fontBigA; tBFocusLyricBack.Foreground = new SolidColorBrush(Color.FromArgb(HA, CR, CG, CB)); tBFocusLyricFore.Foreground = new SolidColorBrush(Color.FromArgb(HA, HR, HG, HB)); } /// <summary> /// 根据歌词第几句的索引值刷新歌词秀。 /// </summary> /// <param name="lyricIndex">歌词的索引值</param> public static void refreshLyricShow(int lyricIndex) { try { if (lyricIndex >=0 && lyricIndex < TimeAndLyricDictionary.Count) { #region 当前歌词索引值是正常范围内的即([0 ,歌词总条数Count-1],歌词index=0是第一句) try { LyricShow.CurrentLyricIndex = lyricIndex; if (LyricShow.LastLyricIndex >=0) { TextBlock LastTB = commonLyricStackPanel.Children[LyricShow.LastLyricIndex] as TextBlock; LastTB.Visibility = Visibility.Visible; fontSizeToSmall(LastTB);//把上一句的歌词字体由大渐变到小 }TextBlock CurrentTB = commonLyricStackPanel.Children[LyricShow.CurrentLyricIndex] as TextBlock; tBFocusLyricBack.Visibility = Visibility.Hidden; canvasFocusLyricForeMove.Visibility = Visibility.Hidden; CurrentTB.Foreground = new SolidColorBrush(Color.FromArgb(HA, CR, CG, CB)); CurrentTB.FontFamily = HFontFamily; tBFocusLyricBack.Text = CurrentTB.Text; if (isOpenDeskLyric == true) { canvasDeskLyricForeMove.Visibility = Visibility.Hidden; if (string.IsNullOrWhiteSpace(CurrentTB.Text)) { tBDeskLyricBack.Text = "......"; } else { tBDeskLyricBack.Text = CurrentTB.Text; } } LyricShow.LastLyricIndex = LyricShow.CurrentLyricIndex; scrollLyric(LyricShow.CurrentLyricIndex);//滚动歌词 fontSizeToBig(CurrentTB);//高亮歌词(当前歌词)字体由小到大渐变 } catch { } #endregion } else { #region 不在范围内，小于等于-1就视为回到最初原始状态.大于等于Count不处理 if (lyricIndex <= -1) { try { if (LyricShow.LastLyricIndex >=0) { TextBlock LastTB = commonLyricStackPanel.Children[LyricShow.LastLyricIndex] as TextBlock; LastTB.Visibility = Visibility.Visible; fontSizeToSmall(LastTB);//把上一句的歌词字体由大渐变到小 } } catch { } finally { tBFocusLyricBack.Text = ""; canvasFocusLyricForeMove.Visibility = Visibility.Hidden; if (isOpenDeskLyric == true) { canvasDeskLyricForeMove.Width = tBDeskLyricBack.ActualWidth; canvasDeskLyricForeMove.Visibility = Visibility.Visible; tBDeskLyricBack.Text = "听音乐,看电影,用七星瓢虫播放器!"; } scrollLyric(lyricIndex); LyricShow.LastLyricIndex = -1; LyricShow.CurrentLyricIndex = -1; } } #endregion } } catch { } } /// <summary> /// 在不跳播的情况下,根据播放的当前进度刷新歌词秀.当你需要歌词随播放进度刷新变化时,请使用这个方法. /// </summary> /// <param name="currentProgress"></param> public static void refreshLyricShow(double currentProgress) { if (IsPauseLyricShow == false) { //当前播放进度的索引值 int currentProgressIndex = getLyricIndexByPlayProgress(currentProgress); if (LyricShow.CurrentLyricIndex != currentProgressIndex) { RefreshType = 1; refreshLyricShow(currentProgressIndex); } } } /// <summary> /// 根据当前播放进度获得当前播放进度的这句歌词的索引值 /// </summary> /// <param name="currentProgress">当前播放进度</param> /// <returns>返回当前播放进度的歌词索引值</returns> public static int getLyricIndexByPlayProgress(double currentProgress) { int index = -1; bool IsFind = false; foreach (double lyricTime in TimeAndLyricDictionary.Keys) { index ; if (lyricTime > currentProgress) { IsFind = true; break; } else { continue; } } if (IsFind == false) { index = TimeAndLyricDictionary.Count - 1; } else { index = index - 1; } return index; } /// <summary> /// 当你跳播音频媒体时需要及时刷新歌词秀(或者向上向下拖动歌词时需要及时刷新歌词秀)时，请使用这个方法. /// </summary> /// <param name="currentProgress">当前进度</param> public static void refrshLyricShowWhenSkipPlay(double currentProgress) { int i = getLyricIndexByPlayProgress(currentProgress); if (LyricShow.CurrentLyricIndex != i) { RefreshType = 2; refreshLyricShow(i); refreshFocuseLyric(currentProgress, i 1); } else { refreshFocuseLyric(currentProgress, i 1); } } /// <summary> /// 刷新高亮歌词 /// </summary> /// <param name="currentProgress">当前播放进度</param> /// <param name="nextLyricIndex">下句歌词的索引值</param> public static void refreshFocuseLyric(double currentProgress, int nextLyricIndex) { try { double remainTime;//当前进度时间和下一句歌词的剩余时间 if (currentLyricIndex == TimeAndLyricDictionary.Count - 1) { remainTime = 3;//最后一句 } else { currentAndNextLyricIntervalTime = TimeAndLyricDictionary.Keys.ElementAt(nextLyricIndex) - TimeAndLyricDictionary.Keys.ElementAt(nextLyricIndex - 1); currentLyricWalkedPersent = (currentProgress - TimeAndLyricDictionary.Keys.ElementAt(nextLyricIndex - 1)) / currentAndNextLyricIntervalTime; remainTime = TimeAndLyricDictionary.Keys.ElementAt(nextLyricIndex) - currentProgress; } string remainTimeStr = string.Format("0:0:{0}", remainTime.ToString("F2")); if (isPauseLyricShow == false) { //高亮歌词 focusLyricTextFontTotalWidth = MeasureTextWidth(tBFocusLyricBack.Text, tBFocusLyricBack.FontSize, tBFocusLyricBack.FontFamily.ToString()); focusLyricTextBlockLeftSpaceWidth = (tBFocusLyricBack.ActualWidth - focusLyricTextFontTotalWidth) / 2; focusLyricBrushAni.From = currentLyricWalkedPersent * focusLyricTextFontTotalWidth focusLyricTextBlockLeftSpaceWidth; focusLyricBrushAni.To = focusLyricTextBlockLeftSpaceWidth focusLyricTextFontTotalWidth; focusLyricBrushAni.Duration = new Duration(TimeSpan.Parse(remainTimeStr)); canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); canvasFocusLyricForeMove.Visibility = Visibility.Visible; //桌面歌词 if (isOpenDeskLyric == true) { deskLyricTextFontTotalWidth = MeasureTextWidth(tBDeskLyricBack.Text, tBDeskLyricBack.FontSize, tBDeskLyricBack.FontFamily.ToString()); deskLyricTextBlockLeftSpaceWidth = (tBDeskLyricBack.ActualWidth - deskLyricTextFontTotalWidth) / 2; deskLyricBrushAni.From = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth * currentLyricWalkedPersent; deskLyricBrushAni.To = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth; deskLyricBrushAni.Duration = new Duration(TimeSpan.Parse(remainTimeStr)); canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); canvasDeskLyricForeMove.Visibility = Visibility.Visible; } } else { //高亮歌词 focusLyricTextFontTotalWidth = MeasureTextWidth(tBFocusLyricBack.Text, tBFocusLyricBack.FontSize, tBFocusLyricBack.FontFamily.ToString()); focusLyricTextBlockLeftSpaceWidth = (tBFocusLyricBack.ActualWidth - focusLyricTextFontTotalWidth) / 2; double dis = currentLyricWalkedPersent * focusLyricTextFontTotalWidth focusLyricTextBlockLeftSpaceWidth; focusLyricBrushAni.From = dis; focusLyricBrushAni.To = dis; focusLyricBrushAni.Duration = new Duration(TimeSpan.Parse("0:0:0.1")); canvasFocusLyricForeMove.BeginAnimation(Canvas.WidthProperty, focusLyricBrushAni); canvasFocusLyricForeMove.Visibility = Visibility.Visible; //桌面歌词 if (isOpenDeskLyric == true) { deskLyricTextFontTotalWidth = MeasureTextWidth(tBDeskLyricBack.Text, tBDeskLyricBack.FontSize, tBDeskLyricBack.FontFamily.ToString()); deskLyricTextBlockLeftSpaceWidth = (tBDeskLyricBack.ActualWidth - deskLyricTextFontTotalWidth) / 2; double disD = deskLyricTextBlockLeftSpaceWidth deskLyricTextFontTotalWidth * currentLyricWalkedPersent; deskLyricBrushAni.From = disD; deskLyricBrushAni.To = disD; deskLyricBrushAni.Duration = new Duration(TimeSpan.Parse("0:0:0.1")); canvasDeskLyricForeMove.BeginAnimation(Canvas.WidthProperty, deskLyricBrushAni); canvasDeskLyricForeMove.Visibility = Visibility.Visible; } } } catch { } } }}