/// <summary>
/// This method removes all given samples drawing elements from
/// the canvas.
/// </summary>
/// <param name="drawingMode">
/// The <see cref="ReplayDrawingModes"/> to use.
/// </param>
/// <param name="sampleType">
/// The <see cref="SampleType"/> to use
/// </param>
/// <param name="firstValidSample">
/// A <see cref="TimedPoint"/> with the first valid sample
/// to be removed.
/// </param>
/// <param name="validFixationSamples">
/// A <see cref="List{TimedPoint}"/> with
/// valid fixation samples.
/// </param>
/// <param name="validPathSamples">
/// A <see cref="List{PointF}"/> with
/// valid path samples.
/// </param>
private void RemoveValidSampleRange(
ReplayDrawingModes drawingMode,
SampleType sampleType,
TimedPoint firstValidSample,
List<TimedPoint> validFixationSamples,
List<PointF> validPathSamples)
{
if (((drawingMode & ReplayDrawingModes.Fixations) == ReplayDrawingModes.Fixations)
|| ((drawingMode & ReplayDrawingModes.FixationConnections) == ReplayDrawingModes.FixationConnections))
{
this.RemoveFixations(firstValidSample);
}
if ((drawingMode & ReplayDrawingModes.Path) == ReplayDrawingModes.Path)
{
this.RemovePathPoints(validPathSamples, sampleType);
}
if ((drawingMode & ReplayDrawingModes.Clicks) == ReplayDrawingModes.Clicks)
{
this.RemoveMouseClicks();
}
if (!this.currentLoopState.IsBlink)
{
if ((drawingMode & ReplayDrawingModes.Cursor) == ReplayDrawingModes.Cursor)
{
this.DrawCursor(firstValidSample, sampleType);
}
if ((drawingMode & ReplayDrawingModes.Spotlight) == ReplayDrawingModes.Spotlight)
{
this.DrawSpotlight(firstValidSample, sampleType);
}
}
}
/// <summary>
/// This method draws the given range of samples with the given drawing modes.
/// </summary>
/// <param name="drawingMode">
/// The <see cref="ReplayDrawingModes"/> to use.
/// </param>
/// <param name="sampleType">
/// The <see cref="SampleType"/> to use
/// </param>
/// <param name="lastValidSample">
/// A <see cref="TimedPoint"/> with the last valid sample.
/// </param>
/// <param name="validFixationSamples">
/// A <see cref="List{TimedPoint}"/> with
/// valid fixation samples.
/// </param>
/// <param name="validPathSamples">
/// A <see cref="List{PointF}"/> with
/// valid path samples.
/// </param>
/// <param name="validMouseClicks">
/// A <see cref="List{MouseStopCondition}"/> with
/// valid mouse clicks.
/// </param>
private void DrawValidSampleRange(
ReplayDrawingModes drawingMode,
SampleType sampleType,
TimedPoint lastValidSample,
List<TimedPoint> validFixationSamples,
List<PointF> validPathSamples,
List<MouseStopCondition> validMouseClicks)
{
if (((drawingMode & ReplayDrawingModes.Fixations) == ReplayDrawingModes.Fixations)
|| ((drawingMode & ReplayDrawingModes.FixationConnections) == ReplayDrawingModes.FixationConnections))
{
foreach (var point in validFixationSamples)
{
this.DrawFixations(point.Time, point.Position, sampleType, false);
}
if (validFixationSamples.Count > 0)
{
var lastvalidFixationSample = validFixationSamples[validFixationSamples.Count - 1];
this.DrawFixations(lastvalidFixationSample.Time, lastvalidFixationSample.Position, sampleType, true);
}
}
if ((drawingMode & ReplayDrawingModes.Clicks) == ReplayDrawingModes.Clicks)
{
if (validMouseClicks == null)
{
throw new ArgumentNullException("Mouse click list is null, but drawing is activated.");
}
this.DrawMouseClicks(validMouseClicks);
}
if ((drawingMode & ReplayDrawingModes.Path) == ReplayDrawingModes.Path)
{
this.DrawPaths(validPathSamples, sampleType, lastValidSample.Time);
}
if (!this.currentLoopState.IsBlink)
{
if ((drawingMode & ReplayDrawingModes.Cursor) == ReplayDrawingModes.Cursor)
{
this.DrawCursor(lastValidSample, sampleType);
}
if ((drawingMode & ReplayDrawingModes.Spotlight) == ReplayDrawingModes.Spotlight)
{
this.DrawSpotlight(lastValidSample, sampleType);
}
}
}
///////////////////////////////////////////////////////////////////////////////
// Methods for doing main class job //
///////////////////////////////////////////////////////////////////////////////
#region METHODS
/// <summary>
/// Initializes fields if applicable;
/// </summary>
private void InitializeFields()
{
// For Designer support check for empty Application settings
if (Properties.Settings.Default != null)
{
this.currentLoopState = new LoopState();
this.currentLoopState.ProcessBeginningTime = DateTime.Now;
this.showBlinks = Properties.Settings.Default.GazeModeBlinks;
this.isGazeDiscreteLength = Properties.Settings.Default.GazeModeCutPath;
this.isMouseDiscreteLength = Properties.Settings.Default.MouseModeCutPath;
var speedValue = Properties.Settings.Default.ReplaySpeed;
switch (speedValue)
{
case "10x": this.speed = 10f;
break;
case "5x": this.speed = 5f;
break;
case "3x": this.speed = 3f;
break;
case "2x": this.speed = 2f;
break;
case "1x": this.speed = 1f;
break;
case "0.5x": this.speed = 0.5f;
break;
case "0.3x": this.speed = 0.33f;
break;
case "0.2x": this.speed = 0.2f;
break;
case "0.1x": this.speed = 0.1f;
break;
default: this.speed = 1f;
break;
}
this.objFixGazeDetection = new FixationDetection();
this.objFixMouseDetection = new FixationDetection();
this.gazeFixations = new VGElementCollection();
this.mouseFixations = new VGElementCollection();
if (Properties.Settings.Default.GazeModeCursor)
{
this.gazeDrawingMode |= ReplayDrawingModes.Cursor;
}
if (Properties.Settings.Default.GazeModePath)
{
this.gazeDrawingMode |= ReplayDrawingModes.Path;
}
if (Properties.Settings.Default.GazeModeFixations)
{
this.gazeDrawingMode |= ReplayDrawingModes.Fixations;
}
if (Properties.Settings.Default.GazeModeFixCon)
{
this.gazeDrawingMode |= ReplayDrawingModes.FixationConnections;
}
if (Properties.Settings.Default.GazeModeSpotlight)
{
this.gazeDrawingMode |= ReplayDrawingModes.Spotlight;
}
if (Properties.Settings.Default.MouseModeCursor)
{
this.mouseDrawingMode |= ReplayDrawingModes.Cursor;
}
if (Properties.Settings.Default.MouseModePath)
{
this.mouseDrawingMode |= ReplayDrawingModes.Path;
}
if (Properties.Settings.Default.MouseModeFixations)
{
this.mouseDrawingMode |= ReplayDrawingModes.Fixations;
}
if (Properties.Settings.Default.MouseModeFixCon)
{
this.mouseDrawingMode |= ReplayDrawingModes.FixationConnections;
}
if (Properties.Settings.Default.MouseModeSpotlight)
{
this.mouseDrawingMode |= ReplayDrawingModes.Spotlight;
}
this.maxLengthPath = (int)Properties.Settings.Default.MaxPointsPolyline;
this.numFixToShow = (int)Properties.Settings.Default.MaxNumberFixations;
// Initialize and load sounds for the replay of mouse clicks.
this.sndLeftClick = new SoundPlayer();
this.sndLeftClick.Stream = Properties.Resources.clickLeft;
this.sndLeftClick.LoadAsync();
this.sndRightClick = new SoundPlayer();
this.sndRightClick.Stream = Properties.Resources.clickRight;
this.sndRightClick.LoadAsync();
}
}
