/// <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>
/// Loads the shapes that are listed in the given database table
/// and creates corresponding graphic elements.
/// </summary>
/// <param name="areaOfInterestTableRows">
/// Areas of interest table as
/// a <see cref="DataGridViewRowCollection"/>
/// </param>
public void LoadShapesFromDataGridView(DataGridViewRowCollection areaOfInterestTableRows)
{
try
{
// Create aoi elements from data view
this.AoiCollection = new VGElementCollection();
foreach (DataGridViewRow row in areaOfInterestTableRows)
{
if (!row.IsNewRow)
{
// retrieve shape parameters from cell values.
var shapeName = row.Cells["colShapeName"].Value.ToString();
var strPtList = row.Cells["colShapePts"].Value.ToString();
Pen usedPen;
Font usedFont;
Color usedFontColor;
VGAlignment usedAlignment;
VGStyleGroup usedStyleGroup;
var pointList = ObjectStringConverter.StringToPointFList(strPtList);
var usedElementGroup = row.Cells["colShapeGroup"].Value.ToString();
switch (usedElementGroup)
{
case "Target":
usedPen = this.TargetPen;
usedFont = this.TargetFont;
usedFontColor = this.TargetFontColor;
usedStyleGroup = VGStyleGroup.AOI_TARGET;
usedAlignment = this.TargetTextAlignment;
break;
case "SearchRect":
usedPen = this.SearchRectPen;
usedFont = this.SearchRectFont;
usedFontColor = this.SearchRectFontColor;
usedStyleGroup = VGStyleGroup.AOI_SEARCHRECT;
usedAlignment = this.SearchRectTextAlignment;
break;
default:
usedPen = this.DefaultPen;
usedFont = this.DefaultFonts;
usedFontColor = this.DefaultFontColor;
usedStyleGroup = VGStyleGroup.AOI_NORMAL;
usedAlignment = this.DefaultTextAlignment;
break;
}
// Create the shape depending on ShapeType
var boundingRect = new RectangleF();
switch (row.Cells["colShapeType"].Value.ToString())
{
case "Rectangle":
boundingRect.Location = pointList[0];
boundingRect.Width = pointList[2].X - pointList[0].X;
boundingRect.Height = pointList[2].Y - pointList[0].Y;
// Create Rect with defined stroke
var newRect =
new VGRectangle(
this.hideAOIDescription ? ShapeDrawAction.Edge : ShapeDrawAction.NameAndEdge,
usedPen,
usedFont,
usedFontColor,
boundingRect,
usedStyleGroup,
shapeName,
usedElementGroup);
newRect.TextAlignment = usedAlignment;
this.AoiCollection.Add(newRect);
break;
case "Ellipse":
boundingRect.Location = pointList[0];
boundingRect.Width = pointList[2].X - pointList[0].X;
boundingRect.Height = pointList[2].Y - pointList[0].Y;
// Create Rect with defined stroke
var newEllipse =
new VGEllipse(
this.hideAOIDescription ? ShapeDrawAction.Edge : ShapeDrawAction.NameAndEdge,
usedPen,
usedFont,
usedFontColor,
boundingRect,
usedStyleGroup,
shapeName,
usedElementGroup);
newEllipse.TextAlignment = usedAlignment;
this.AoiCollection.Add(newEllipse);
break;
case "Polyline":
// Create Polyline with defined stroke
var newPolyline =
new VGPolyline(
this.hideAOIDescription ? ShapeDrawAction.Edge : ShapeDrawAction.NameAndEdge,
usedPen,
usedFont,
usedFontColor,
usedStyleGroup,
shapeName,
usedElementGroup);
newPolyline.TextAlignment = usedAlignment;
foreach (var point in pointList)
{
newPolyline.AddPt(point);
}
newPolyline.ClosePolyline();
this.AoiCollection.Add(newPolyline);
break;
}
}
}
// Reset Elements (deselect and clear all)
this.ResetPicture();
this.Elements.AddRange(this.AoiCollection);
// If there were a selected element before updating, try
// to select it again.
if (this.SelectedElement != null)
{
foreach (VGElement element in this.Elements)
{
if (VGPolyline.Distance(element.Location, this.SelectedElement.Location) < 1)
{
this.SelectedElement = element;
element.IsInEditMode = true;
}
}
}
this.DrawForeground(true);
}
catch (Exception ex)
{
ExceptionMethods.HandleException(ex);
}
}
///////////////////////////////////////////////////////////////////////////////
// Eventhandler for Custom Defined Events //
///////////////////////////////////////////////////////////////////////////////
#region CUSTOMEVENTHANDLER
#endregion //CUSTOMEVENTHANDLER
#endregion //EVENTS
///////////////////////////////////////////////////////////////////////////////
// Methods and Eventhandling for Background tasks //
///////////////////////////////////////////////////////////////////////////////
#region BACKGROUNDWORKER
#endregion //BACKGROUNDWORKER
///////////////////////////////////////////////////////////////////////////////
// Inherited methods //
///////////////////////////////////////////////////////////////////////////////
#region OVERRIDES
#endregion //OVERRIDES
///////////////////////////////////////////////////////////////////////////////
// Methods for doing main class job //
///////////////////////////////////////////////////////////////////////////////
#region METHODS
/// <summary>
/// This method creates the shape that is defined in this dialog to be added to a slide.
/// </summary>
/// <returns>The ready to use <see cref="VGElement"/>.</returns>
private VGElement GenerateNewShape()
{
VGElement element = null;
if (this.rdbRectangle.Checked)
{
element = new VGRectangle(
this.pbcStyle.DrawAction,
this.pbcStyle.NewPen,
this.pbcStyle.NewBrush,
this.pbcStyle.NewFont,
this.pbcStyle.NewFontColor,
new RectangleF(0, 0, 100, 100),
VGStyleGroup.None,
this.pbcStyle.NewName,
string.Empty);
}
else if (this.rdbEllipse.Checked)
{
element = new VGEllipse(
this.pbcStyle.DrawAction,
this.pbcStyle.NewPen,
this.pbcStyle.NewBrush,
this.pbcStyle.NewFont,
this.pbcStyle.NewFontColor,
new RectangleF(0, 0, 100, 100),
VGStyleGroup.None,
this.pbcStyle.NewName,
string.Empty);
}
else if (this.rdbPolyline.Checked)
{
element = new VGPolyline(
this.pbcStyle.DrawAction,
this.pbcStyle.NewPen,
this.pbcStyle.NewBrush,
this.pbcStyle.NewFont,
this.pbcStyle.NewFontColor,
VGStyleGroup.None,
this.pbcStyle.NewName,
string.Empty);
}
else if (this.rdbSharp.Checked)
{
element = new VGSharp(
this.pbcStyle.DrawAction,
this.pbcStyle.NewPen,
this.pbcStyle.NewFont,
this.pbcStyle.NewFontColor,
new RectangleF(0, 0, 100, 100),
VGStyleGroup.None,
this.pbcStyle.NewName,
string.Empty);
}
else if (this.rdbLine.Checked)
{
element = new VGLine(
this.pbcStyle.DrawAction,
this.pbcStyle.NewPen,
this.pbcStyle.NewFont,
this.pbcStyle.NewFontColor,
VGStyleGroup.None,
this.pbcStyle.NewName,
string.Empty);
}
element.Sound = this.audioControl.Sound;
return(element);
}
