/// <summary>
/// Returns a measuring text template.
/// </summary>
/// <param name="data">A measurement annotation data.</param>
/// <param name="unitOfMeasureString">A unit of measure string.</param>
/// <returns>Measuring text template.</returns>
private string GetMeasuringTextTemplate(MeasurementAnnotationData data, string unitOfMeasureString)
{
// if data is angle measuring data
if (data.MeasuringAnnotation is AngleMeasuringData)
{
return(string.Format("Angle = {1}°\nReflex angle = {2}°\nLength = {3} {0} ",
unitOfMeasureString, "{Angle:f2}", "{ReflexAngle:f2}", "{Length:f2}"));
}
// if data is line measuring data
if (data.MeasuringAnnotation is LinearMeasuringData)
{
return("{Length:f2} " + unitOfMeasureString);
}
// if data is ellipse measuring data
if (data.MeasuringAnnotation is EllipseMeasuringData)
{
return(string.Format("S = {1} {0}^2\nDx = {2} {0}, Dy = {3} {0}",
unitOfMeasureString, "{Square:f2}", "{DiameterX:f2}", "{DiameterY:f2}"));
}
// if type is unknown
return(data.MeasuringTextTemplate);
}
/// <summary>
/// Units of measure is changed.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="PropertyChangedEventArgs{UnitOfMeasure}"/> instance containing the event data.</param>
private void Tool_UnitsOfMeasureChanged(object sender, PropertyChangedEventArgs <UnitOfMeasure> e)
{
ImageMeasureTool tool = (ImageMeasureTool)VisualTool;
ImageMeasureToolUnitsOfMeasureAction unitOfMeasureAction =
_unitOfMeasureToUnitOfMeasureAction[tool.UnitsOfMeasure];
unitOfMeasureAction.Activate();
// get the unit of measure as a string
string unitOfMeasureString = GetUnitOfMeasureString(e.NewValue);
// if image viewer is not empty
if (tool.ImageViewer != null)
{
// for each image
foreach (VintasoftImage image in tool.ImageViewer.Images)
{
// get annotation list
IList <AnnotationView> annotations = tool.GetAnnotationsFromImage(image);
// for each annotation
foreach (AnnotationView annotation in annotations)
{
MeasurementAnnotationData data = annotation.Data as MeasurementAnnotationData;
// if annotation is measurement annotation
if (data != null)
{
// set new measuring text template
data.MeasuringTextTemplate = GetMeasuringTextTemplate(data, unitOfMeasureString);
}
}
}
}
}