/// <summary>
/// 清除原来的事件和操作信息
/// </summary>
public void clearPreMessage()
{
_inkCollector.SelectKeyFrames.Clear();
if (thumbPlayer != null)
{
_inkCanvas.Children.Remove(thumbPlayer.VideoPlayer);
}
_inkCollector._mainPage._thumbVideoPlayer.videoPlayer.Source = null;
_inkCollector._mainPage._thumbVideoPlayer.Visibility = Visibility.Collapsed;
if (preImage != null)
{
_inkCanvas.Children.Remove(preImage);
}
//清除注释框
if (_keyFrameAnnotation != null && keyFramesAnnotation != null)
{
_keyFrameAnnotation.Visibility = Visibility.Collapsed;
//记录宽度和高度
//_keyFramesAnnotation.Width = this.Width;
//_keyFramesAnnotation.Height = this.Height;
foreach (int index in keyFramesAnnotation.relatedKeyFrameIndexes)
{
KeyValuePair <Stroke, KeyFramesAnnotation> currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in _inkCollector.VideoSummarization.ShowKeyFrames[index].Annotations
where anno.Value == keyFramesAnnotation
select anno).First();
Stroke linkline = (Stroke)(currPair.Key);
_inkCollector._mainPage._inkCanvas.Strokes.Remove(linkline);
}
_inkCollector._mainPage.LayoutRoot.Children.Remove(_keyFrameAnnotation);
_keyFrameAnnotation = null;
}
}
void MoveTimer_Tick(object sender, EventArgs e)
{
if (_startPoint.X == 0 && _startPoint.Y == 0)// && _inkCollector.KeyFrameAnnotation.Visibility == Visibility.Collapsed)
{
moveTimerSecond += 1;
if (moveTimerSecond >= 3 && currIndex != int.MinValue && currIndex < videoSummarization.ShowKeyFrames.Count &&
_inkCollector.IsShowUnbrokenKeyFrame)
{
if (preImage != null)
{
_inkCanvas.Children.Remove(preImage);
}
if (_keyFrameAnnotation != null)
{
_inkCollector._mainPage.LayoutRoot.Children.Remove(_keyFrameAnnotation);
_keyFrameAnnotation = null;
}
left = videoSummarization.ShowKeyFrames[currIndex].Image.Margin.Left; // +videoSummarization.ShowKeyFrames[currIndex].Image.Width / 2 - 60;
top = videoSummarization.ShowKeyFrames[currIndex].Image.Margin.Top; // +videoSummarization.ShowKeyFrames[currIndex].Image.Height / 2 - 40;
left += inkCanvasSpiralSummarizationMargin.Left;
top += inkCanvasSpiralSummarizationMargin.Top;
if (_inkCollector.DefaultSummarizationNum == 1)
{
top += videoSummarization.InkCanvas.Margin.Top;
}
_inkCollector.SelectKeyFrames.Add(videoSummarization.KeyFrames[currIndex]);
int videoTime = videoSummarization.ShowKeyFrames[currIndex].Time;
//在关键帧上画圆，显示小视频
_inkCollector._mainPage._thumbVideoPlayer.Margin = new Thickness(left, top - 40, 0, 0);
_inkCollector._mainPage._thumbVideoPlayer.Visibility = Visibility.Visible;
_inkCollector._mainPage._thumbVideoPlayer.InitVideoPlayer(videoSummarization.ShowKeyFrames[currIndex].VideoName, videoTime, 5000, true);
_inkCollector._mainPage._thumbVideoPlayer.videoPlayer.MouseLeftButtonUp += new MouseButtonEventHandler(thumbVideoPlayer_MouseLeftButtonUp);
//显示关键帧注释
KeyFrame selectKeyFrame = videoSummarization.ShowKeyFrames[currIndex];
Dictionary <Stroke, KeyFramesAnnotation> s = selectKeyFrame.Annotations;
if (s.Count > 0)
{
_keyFrameAnnotation = new KeyFrameAnnotation();
_keyFrameAnnotation.setInkCollector(_inkCollector);
_keyFrameAnnotation.setKeyFramesAnnotation(keyFramesAnnotation, false);
KeyValuePair <Stroke, KeyFramesAnnotation> currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in selectKeyFrame.Annotations
//where anno.Value == _keyFramesAnnotation
select anno).First();
keyFramesAnnotation = (KeyFramesAnnotation)(currPair.Value);
foreach (int index in keyFramesAnnotation.relatedKeyFrameIndexes)
{
currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in videoSummarization.ShowKeyFrames[index].Annotations
where anno.Value == keyFramesAnnotation
select anno).First();
Stroke stroke = (Stroke)(currPair.Key);
if (_inkCanvas.Strokes.IndexOf(stroke) == -1)
{
_inkCanvas.Strokes.Add(stroke);
}
}
_keyFrameAnnotation.InkCanvasAnnotation.Strokes.Add(keyFramesAnnotation.Strokes);
//显示关键帧注释
_keyFrameAnnotation.Width = keyFramesAnnotation.Width;
_keyFrameAnnotation.Height = keyFramesAnnotation.Height;
_keyFrameAnnotation.VerticalAlignment = VerticalAlignment.Top;
if (videoSummarization.ShowKeyFrameCenterPoints[startIndex].X < videoSummarization.Center.X)
{
_keyFrameAnnotation.HorizontalAlignment = HorizontalAlignment.Left;
}
else
{
_keyFrameAnnotation.HorizontalAlignment = HorizontalAlignment.Right;
}
_keyFrameAnnotation.Visibility = Visibility.Visible;
_inkCollector._mainPage.LayoutRoot.Children.Add(_keyFrameAnnotation);
}
moveTimerSecond = 0;
}
}
}
public void VideoPlayTimer_Tick(object sender, EventArgs e)
{
int videoTimeNow = (int)VideoSummarizationControl.mediaPlayer.Position.TotalMilliseconds;
//修改时间轴和播放时间
VideoSummarizationControl._timeBar.Value = videoTimeNow;
//修改显示播放进度的值的textbox
List <string> timeCurr = new List <string>();
timeCurr = ConvertClass.getInstance().MsToHMS(videoTimeNow);
VideoSummarizationControl.VideoProgressText.Text = timeCurr[0] + ":" + timeCurr[1] + ":" + timeCurr[2] + "/" + timeTotalString;
//显示超链接关键帧
foreach (KeyFrame keyFrame in _inkCollector.HyperLinkKeyFrames)
{
if (keyFrame.VideoName == videoSource && (int)(keyFrame.Time / 1000) == (int)(videoTimeNow / 1000))
{
if (hyperLink != null)
{
VideoSummarizationControl.TableGrid.Children.Remove(hyperLink.Image);
}
hyperLink = keyFrame.HyperLink;
VideoSummarizationControl.hyperLinkPlayer.Visibility = Visibility.Visible;
VideoSummarizationTool.locateMediaPlayer(VideoSummarizationControl.hyperLinkPlayer, hyperLink);
hyperLinkPlayTimer = new System.Windows.Forms.Timer();
hyperLinkPlayTimer.Interval = 8000;
hyperLinkPlayTimer.Tick += new System.EventHandler(hyperLinkPlayTimer_Tick);
hyperLinkPlayTimer.Start();
hyperLinkSpiralSummarization = keyFrame.HyperLinkSpiralSummarization;
VideoSummarizationControl.hyperLinkPlayer.MouseLeftButtonUp += new MouseButtonEventHandler(hyperLinkPlayer_MouseLeftButtonUp);
break;
}
}
bool isHasAnnotation = false;
bool isHasKeyFrame = false;
foreach (KeyFrame keyFrame in videoSummarization.KeyFrames)
{
if ((int)(keyFrame.Time / 1000) == (int)(videoTimeNow / 1000))
{
if (_inkCollector.DefaultSummarizationNum == 0 && _inkCollector.IsShowRedPoint)
{
//在螺旋摘要中修改螺旋线表明播放到当前帧了
int currIndex = videoSummarization.KeyFrames.IndexOf(keyFrame);
if (currPlayKeyFrameStroke != null)
{
_inkCollector.VideoSummarization.InkCanvas.Strokes.Remove(currPlayKeyFrameStroke);
}
currPlayKeyFrameStroke = _inkCollector.VideoSummarization.AddPoint2Track(currIndex, Colors.Red, 8);
}
//显示草图注释
isHasKeyFrame = true;
Dictionary <Stroke, KeyFramesAnnotation> s = keyFrame.Annotations;
if (s.Count > 0)
{
KeyValuePair <Stroke, KeyFramesAnnotation> currPair;
if (_keyFrameAnnotation != null && keyFramesAnnotation != null)
{
_keyFrameAnnotation.Visibility = Visibility.Collapsed;
_inkCollector._mainPage.LayoutRoot.Children.Remove(_keyFrameAnnotation);
_keyFrameAnnotation = null;
foreach (int index in keyFramesAnnotation.relatedKeyFrameIndexes)
{
currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in _inkCollector.VideoSummarization.ShowKeyFrames[index].Annotations
where anno.Value == keyFramesAnnotation
select anno).First();
Stroke linkline = (Stroke)(currPair.Key);
_inkCollector._mainPage._inkCanvas.Strokes.Remove(linkline);
}
}
_keyFrameAnnotation = new KeyFrameAnnotation();
currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in keyFrame.Annotations
//where anno.Value == _keyFramesAnnotation
select anno).First();
keyFramesAnnotation = (KeyFramesAnnotation)(currPair.Value);
int firstIndex = 0;
int count = 0;
foreach (int index in keyFramesAnnotation.relatedKeyFrameIndexes)
{
if (count == 0)
{
firstIndex = index;
}
count++;
currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in videoSummarization.ShowKeyFrames[index].Annotations
where anno.Value == keyFramesAnnotation
select anno).First();
Stroke stroke = (Stroke)(currPair.Key);
if (_inkCanvas.Strokes.IndexOf(stroke) == -1)
{
_inkCanvas.Strokes.Add(stroke);
}
}
_keyFrameAnnotation.InkCanvasAnnotation.Strokes.Add(keyFramesAnnotation.Strokes);
//显示关键帧注释
_keyFrameAnnotation.Width = keyFramesAnnotation.Width;
_keyFrameAnnotation.Height = keyFramesAnnotation.Height;
_keyFrameAnnotation.VerticalAlignment = VerticalAlignment.Top;
if (videoSummarization.ShowKeyFrameCenterPoints[firstIndex].X < videoSummarization.Center.X)
{
_keyFrameAnnotation.HorizontalAlignment = HorizontalAlignment.Left;
}
else
{
_keyFrameAnnotation.HorizontalAlignment = HorizontalAlignment.Right;
}
_keyFrameAnnotation.Visibility = Visibility.Visible;
_inkCollector._mainPage.LayoutRoot.Children.Add(_keyFrameAnnotation);
//VideoSummarizationControl.BtnSpiralScreenBack.Visibility = Visibility.Collapsed;
//VideoSummarizationControl.BtnSpiralScreen.Visibility = Visibility.Collapsed;
isHasAnnotation = true;
}
break;
}
}
if (isHasKeyFrame && !isHasAnnotation && _inkCollector.Mode != InkMode.AddKeyFrameAnnotationDouble)
{
KeyValuePair <Stroke, KeyFramesAnnotation> currPair;
if (_keyFrameAnnotation != null && keyFramesAnnotation != null)
{
_keyFrameAnnotation.Visibility = Visibility.Collapsed;
foreach (int index in keyFramesAnnotation.relatedKeyFrameIndexes)
{
currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in _inkCollector.VideoSummarization.ShowKeyFrames[index].Annotations
where anno.Value == keyFramesAnnotation
select anno).First();
Stroke linkline = (Stroke)(currPair.Key);
_inkCollector._mainPage._inkCanvas.Strokes.Remove(linkline);
}
}
}
}
/// <summary>
/// 方向和笔序识别结果匹配和处理
/// </summary>
/// <param name="args"></param>
void gesture_GestureMatchEvent(MouseGestureEventArgs args)
{
//记录操作事件与持续时间
recordOperateEvent(args.Present);
switch (args.Present)
{
case "keyFrameAnnotation":
if (startIndex != int.MinValue && startIndex == endIndex && _inkCollector.IsShowUnbrokenKeyFrame)
{
_keyFrameAnnotation = new KeyFrameAnnotation();
KeyFrame selectKeyFrame = videoSummarization.ShowKeyFrames[startIndex];
_inkCollector.SelectKeyFrames.Add(videoSummarization.ShowKeyFrames[startIndex]);
Dictionary <Stroke, KeyFramesAnnotation> s = selectKeyFrame.Annotations;
//在已经有注释的情况下显示已有的注释
if (selectKeyFrame.Annotations.Count > 0)
{
KeyValuePair <Stroke, KeyFramesAnnotation> currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in selectKeyFrame.Annotations
//where anno.Value == _keyFramesAnnotation
select anno).First();
keyFramesAnnotation = (KeyFramesAnnotation)(currPair.Value);
foreach (int index in keyFramesAnnotation.relatedKeyFrameIndexes)
{
currPair = (from KeyValuePair <Stroke, KeyFramesAnnotation> anno in videoSummarization.ShowKeyFrames[index].Annotations
where anno.Value == keyFramesAnnotation
select anno).First();
Stroke stroke = (Stroke)(currPair.Key);
_inkCanvas.Strokes.Add(stroke);
}
_keyFrameAnnotation.InkCanvasAnnotation.Strokes.Add(keyFramesAnnotation.Strokes);
}
else
{
keyFramesAnnotation = new KeyFramesAnnotation();
}
_inkCollector.KeyFramesAnnotation = keyFramesAnnotation;
_inkCollector.KeyFrameAnnotation = _keyFrameAnnotation;
_keyFrameAnnotation.setInkCollector(_inkCollector);
_keyFrameAnnotation.setKeyFramesAnnotation(keyFramesAnnotation, true);
//显示关键帧注释
_keyFrameAnnotation.Width = keyFramesAnnotation.Width;
_keyFrameAnnotation.Height = keyFramesAnnotation.Height;
_keyFrameAnnotation.VerticalAlignment = VerticalAlignment.Top;
Stroke linkLine;
if (videoSummarization.ShowKeyFrameCenterPoints[startIndex].X < videoSummarization.Center.X)
{
_keyFrameAnnotation.HorizontalAlignment = HorizontalAlignment.Left;
if (selectKeyFrame.Annotations.Count == 0)
{ //画关键帧到注释框的连线
linkLine = InkTool.getInstance().DrawLine(videoSummarization.ShowKeyFrameCenterPoints[startIndex].X + inkCanvasSpiralSummarizationMargin.Left,
videoSummarization.ShowKeyFrameCenterPoints[startIndex].Y + inkCanvasSpiralSummarizationMargin.Top,
_keyFrameAnnotation.Margin.Left + _keyFrameAnnotation.Width / 2,
_keyFrameAnnotation.Margin.Top + _keyFrameAnnotation.Height / 2,
_inkCanvas, Color.FromArgb(180, 0, 255, 0));
selectKeyFrame.Annotations.Add(linkLine, keyFramesAnnotation);
keyFramesAnnotation.relatedKeyFrameIndexes.Add(startIndex);
MoveTimer.Stop();
}
}
else
{
_keyFrameAnnotation.HorizontalAlignment = HorizontalAlignment.Right;
if (selectKeyFrame.Annotations.Count == 0)
{
linkLine = InkTool.getInstance().DrawLine(videoSummarization.ShowKeyFrameCenterPoints[startIndex].X + inkCanvasSpiralSummarizationMargin.Left,
videoSummarization.ShowKeyFrameCenterPoints[startIndex].Y + inkCanvasSpiralSummarizationMargin.Top,
_inkCanvas.ActualWidth - _keyFrameAnnotation.Width / 2,
_keyFrameAnnotation.Margin.Top + _keyFrameAnnotation.Height / 2,
_inkCanvas, Color.FromArgb(180, 0, 255, 0));
selectKeyFrame.Annotations.Add(linkLine, keyFramesAnnotation);
keyFramesAnnotation.relatedKeyFrameIndexes.Add(startIndex);
MoveTimer.Stop();
}
}
_keyFrameAnnotation.Visibility = Visibility.Visible;
_inkCollector._mainPage.LayoutRoot.Children.Add(_keyFrameAnnotation);
_inkCollector.Mode = InkMode.AddKeyFrameAnnotation;
}
else
{
//VideoSummarizationControl.TableGrid.ColumnDefinitions[0].Width = new GridLength(VideoSummarizationControl.TableGrid.ActualWidth * 0.25);
}
break;
case "SpiralFullScreen":
//VideoSummarizationControl.TableGrid.ColumnDefinitions[0].Width = new GridLength(0);
break;
default:
//Console.WriteLine("default");
break;
}
}
