/// <summary>
/// Initializes a new instance of the VGArrow class.
/// Clone Constructor. Creates new arrow that is
/// identical to the given arrow.
/// </summary>
/// <param name="arrow">arrow to clone</param>
private VGArrow(VGArrow arrow)
: base(
arrow.ShapeDrawAction,
arrow.Pen,
arrow.Brush,
arrow.Font,
arrow.FontColor,
arrow.Bounds,
arrow.StyleGroup,
arrow.Name,
arrow.ElementGroup,
arrow.Sound)
{
this.firstPoint = arrow.firstPoint;
this.secondPoint = arrow.secondPoint;
this.firstPointWeight = arrow.firstPointWeight;
this.secondPointWeight = arrow.secondPointWeight;
this.formatString = arrow.formatString;
this.weightFont = arrow.weightFont == null ? null : (Font)arrow.weightFont.Clone();
this.weightFontColor = arrow.weightFontColor;
this.pointsAreSet = true;
this.firstPointDistance = arrow.firstPointDistance;
this.secondPointDistance = arrow.secondPointDistance;
this.hideWeights = arrow.hideWeights;
this.scaleFactor = arrow.scaleFactor;
}
/// <summary>
/// This method draws the statistic bubbles and transisiton arrows
/// of given <see cref="SampleType"/> in given <see cref="VisualizationModes"/>.
/// </summary>
/// <param name="mode">
/// The <see cref="VisualizationModes"/> to be used.
/// </param>
/// <param name="sampleType">
/// The <see cref="SampleType"/> of the data.
/// </param>
public void DrawAOIStatistics(VisualizationModes mode, SampleType sampleType)
{
// Skip if no data available
if (this.aoiStatistics == null)
{
return;
}
// Get all statistical elements
var statisticalElements = this.Elements.FindAllGroupMembers(VGStyleGroup.AOI_STATISTICS_ARROW);
statisticalElements.AddRange(this.Elements.FindAllGroupMembers(VGStyleGroup.AOI_STATISTICS_BUBBLE));
this.Elements.RemoveAll(statisticalElements);
var distances = new List<int>();
var aoisWithoutSearchRects = new VGElementCollection();
foreach (VGElement aoi in this.AoiCollection)
{
if (aoi.StyleGroup != VGStyleGroup.AOI_SEARCHRECT)
{
aoisWithoutSearchRects.Add(aoi);
}
}
foreach (VGElement aoi in aoisWithoutSearchRects)
{
if (!this.aoiStatistics.ContainsKey(aoi.Name))
{
continue;
}
var aoiStatistic = this.aoiStatistics[aoi.Name];
if ((mode & VisualizationModes.FixationTime) == VisualizationModes.FixationTime)
{
if (aoiStatistic.SumOfTimeOfAllFixations > 0)
{
var bounds = this.GetCircleBounds(aoi.Center, aoiStatistic.SumOfTimeOfAllFixations, mode);
var ellipse = new VGEllipse(
this.BubbleDrawAction,
this.BubblePen,
this.BubbleBrush,
this.BubbleFont,
this.BubbleFontColor,
bounds,
VGStyleGroup.AOI_STATISTICS_BUBBLE,
aoiStatistic.SumOfTimeOfAllFixations + " ms",
string.Empty);
ellipse.TextAlignment = this.BubbleTextAlignment;
distances.Add((int)(bounds.Width / 2));
this.Elements.Add(ellipse);
}
}
if ((mode & VisualizationModes.NumberOfFixations) == VisualizationModes.NumberOfFixations)
{
if (aoiStatistic.FixationCount > 0)
{
var bounds = this.GetCircleBounds(aoi.Center, aoiStatistic.FixationCount, mode);
var ellipse = new VGEllipse(
this.BubbleDrawAction,
this.BubblePen,
this.BubbleBrush,
this.BubbleFont,
this.BubbleFontColor,
bounds,
VGStyleGroup.AOI_STATISTICS_BUBBLE,
aoiStatistic.FixationCount.ToString(CultureInfo.InvariantCulture),
string.Empty);
ellipse.TextAlignment = this.BubbleTextAlignment;
distances.Add((int)(bounds.Width / 2));
this.Elements.Add(ellipse);
}
}
if ((mode & VisualizationModes.AverageFixationDuration) == VisualizationModes.AverageFixationDuration)
{
if (aoiStatistic.FixationDurationMean > 0)
{
var bounds = this.GetCircleBounds(aoi.Center, aoiStatistic.FixationDurationMean, mode);
var ellipse = new VGEllipse(
this.BubbleDrawAction,
this.BubblePen,
this.BubbleBrush,
this.BubbleFont,
this.BubbleFontColor,
bounds,
VGStyleGroup.AOI_STATISTICS_BUBBLE,
aoiStatistic.FixationDurationMean.ToString("N0") + " ms",
string.Empty);
ellipse.TextAlignment = this.BubbleTextAlignment;
distances.Add((int)(bounds.Width / 2));
this.Elements.Add(ellipse);
}
}
}
// Check for absolute or relative transition values
var absolute = (mode & VisualizationModes.AbsoluteTransitions) == VisualizationModes.AbsoluteTransitions;
if ((mode & VisualizationModes.RelativeTransitions) == VisualizationModes.RelativeTransitions
|| (mode & VisualizationModes.AbsoluteTransitions) == VisualizationModes.AbsoluteTransitions)
{
DataView trialsFixations = null;
// Get filtered fixations data view
switch (sampleType)
{
case SampleType.Gaze:
trialsFixations = this.GazeFixationsView;
break;
case SampleType.Mouse:
trialsFixations = this.MouseFixationsView;
break;
}
var transitions = Statistics.Statistic.CreateTransitionMatrixForSingleAOIs(
trialsFixations,
aoisWithoutSearchRects);
float transitionSum = 0;
// Calculate transition total sum only if relative values are requested.
if (!absolute)
{
for (var i = 0; i <= transitions.GetUpperBound(0); i++)
{
// Skip nowhere transitions
if (i == 0)
{
continue;
}
for (var j = 0; j <= transitions.GetUpperBound(1); j++)
{
// Only take values outside the diagonal
if (i == j || j == 0)
{
continue;
}
transitionSum += (int)transitions.GetValue(i, j);
}
}
}
// Write transitionMatrix to dgv
for (var i = transitions.GetLowerBound(0); i <= transitions.GetUpperBound(0); i++)
{
// Skip nowhere transitions
if (i == 0)
{
continue;
}
for (var j = transitions.GetLowerBound(1); j <= transitions.GetUpperBound(1); j++)
{
// Only take values above the diagonal
if (i >= j)
{
continue;
}
float transAtoB;
float transBtoA;
if (absolute)
{
transAtoB = (int)transitions.GetValue(i, j);
transBtoA = (int)transitions.GetValue(j, i);
}
else
{
transAtoB = (float)Math.Round((int)transitions.GetValue(i, j) / transitionSum * 100, 1);
transBtoA = (float)Math.Round((int)transitions.GetValue(j, i) / transitionSum * 100, 1);
}
if (transAtoB > 0 || transBtoA > 0)
{
var showNumbers = false;
if ((this.ArrowDrawAction & ShapeDrawAction.Name) == ShapeDrawAction.Name)
{
this.ArrowDrawAction |= ~ShapeDrawAction.Name;
showNumbers = true;
}
var arrow = new VGArrow(this.ArrowDrawAction, this.ArrowPen);
arrow.Brush = this.ArrowBrush;
if (!showNumbers)
{
arrow.HideWeights = true;
}
var location1 = aoisWithoutSearchRects[i - 1].Center;
var location2 = aoisWithoutSearchRects[j - 1].Center;
var distanceFirst = distances.Count >= i ? distances[i - 1] : 15;
var distanceSecond = distances.Count >= j ? distances[j - 1] : 15;
if (location1.X <= location2.X)
{
arrow.FirstPoint = location1;
arrow.SecondPoint = location2;
arrow.FirstPointDistance = distanceFirst;
arrow.SecondPointDistance = distanceSecond;
arrow.FirstPointWeight = transBtoA;
arrow.SecondPointWeight = transAtoB;
}
else
{
arrow.FirstPoint = location2;
arrow.SecondPoint = location1;
arrow.FirstPointDistance = distanceSecond;
arrow.SecondPointDistance = distanceFirst;
arrow.FirstPointWeight = transAtoB;
arrow.SecondPointWeight = transBtoA;
}
arrow.FormatString = "N0";
if (!absolute)
{
if (arrow.FirstPointWeight < 1 && arrow.SecondPointWeight < 1)
{
arrow.FormatString = "N1";
}
arrow.AddOnString = "%";
}
arrow.WeightFont = this.ArrowFont;
arrow.WeightFontColor = this.ArrowFontColor;
arrow.ScaleFactor = this.ArrowFactor;
arrow.StyleGroup = VGStyleGroup.AOI_STATISTICS_ARROW;
arrow.TextAlignment = this.ArrowTextAlignment;
this.Elements.Add(arrow);
}
}
}
}
this.DrawForeground(true);
}
/// <summary>
/// Initializes a new instance of the VGArrow class.
/// Clone Constructor. Creates new arrow that is
/// identical to the given arrow.
/// </summary>
/// <param name="arrow">arrow to clone</param>
private VGArrow(VGArrow arrow)
: base(
arrow.ShapeDrawAction,
arrow.Pen,
arrow.Brush,
arrow.Font,
arrow.FontColor,
arrow.Bounds,
arrow.StyleGroup,
arrow.Name,
arrow.ElementGroup,
arrow.Sound)
{
this.firstPoint = arrow.firstPoint;
this.secondPoint = arrow.secondPoint;
this.firstPointWeight = arrow.firstPointWeight;
this.secondPointWeight = arrow.secondPointWeight;
this.formatString = arrow.formatString;
this.weightFont = arrow.weightFont == null ? null : (Font)arrow.weightFont.Clone();
this.weightFontColor = arrow.weightFontColor;
this.pointsAreSet = true;
this.firstPointDistance = arrow.firstPointDistance;
this.secondPointDistance = arrow.secondPointDistance;
this.hideWeights = arrow.hideWeights;
this.scaleFactor = arrow.scaleFactor;
}