/// <summary>
/// Метод взаимодействия с диалоговым окном открытия файла. Открывается
/// файл ".txt" или ".dbsp".
/// </summary>
/// <param name="fileParser">
/// Экземпляр класса <see cref="FileParser"/>.
/// </param>
/// <param name="splineCollection">
/// Экземпляр класса <see cref="SplineCollection"/>.
/// сплайна.
/// </param>
public void OpenFile(FileParser fileParser,
SplineCollection splineCollection)
{
pointsListDialogs.splineCollection = splineCollection;
openFileDialog = new OpenFileDialog
{
Filter = "Text files (*.txt)|*.txt|DeBoorsSplines" +
" files (*.dbsp)|*.dbsp|All files (*.*)|*.*"
};
if (openFileDialog.ShowDialog() == true)
{
try
{
Path = openFileDialog.FileName;
fileParser.ReadFile(Path, splineCollection);
pointsListDialogs.SetPointsList();
OnPointsRenewer = drawingClass.DrawControlLines;
}
catch (FileException e)
{
OnPointsRenewer = null;
ShowErrorMessage(e.Message);
}
catch (IOException e)
{
OnPointsRenewer = null;
ShowErrorMessage(e.Message);
}
catch (Exception e)
{
OnPointsRenewer = null;
ShowErrorMessage(e.Message);
}
}
}
// Обработчик отпускания кнопки муши над рабочей поверхностью.
private void DrawingCanvas_MouseUp(object sender, MouseButtonEventArgs e)
{
double xPosition = e.GetPosition(DrawingCanvas).X,
yPosition = e.GetPosition(DrawingCanvas).Y;
int xChanges = (int)(OldCoordinateX - xPosition),
yChanges = (int)(OldCoordinateY - yPosition);
if (mouseClicked && RelocateSplineRadioButton.IsChecked == true)
{
for (int i = 0; i < DrawingCanvas.Children.Count; i++)
{
if (DrawingCanvas.Children[i] is Line)
{
Line line = DrawingCanvas.Children[i] as Line;
line.X1 -= xChanges;
line.X2 -= xChanges;
line.Y1 -= yChanges;
line.Y2 -= yChanges;
DrawingCanvas.Children[i] = line;
}
else if (DrawingCanvas.Children[i] is Ellipse)
{
Ellipse ellipse = DrawingCanvas.Children[i] as Ellipse;
Canvas.SetLeft(ellipse, Canvas.GetLeft(ellipse) - xChanges);
Canvas.SetTop(ellipse, Canvas.GetTop(ellipse) - yChanges);
DrawingCanvas.Children[i] = ellipse;
}
else
{
Label label = DrawingCanvas.Children[i] as Label;
Canvas.SetLeft(label, Canvas.GetLeft(label) - xChanges);
Canvas.SetTop(label, Canvas.GetTop(label) - yChanges);
DrawingCanvas.Children[i] = label;
}
}
if (splineCollection.PointsList != null)
{
for (int i = 0; i < splineCollection.PointsList.Count(); i++)
{
splineCollection.PointsList[i].PointX -= xChanges;
splineCollection.PointsList[i].PointY -= yChanges;
}
pointsListDialogs.SetPointsList();
}
}
if (mouseClicked && RelocatePointRadioButton.IsChecked == true &&
splineCollection.PointsList != null && ShowControlCheckBox.IsChecked == true)
{
bool pointChecker = false;
int relocatedPointIndex = 0;
for (int i = 0; i < splineCollection.PointsList.Count(); i++)
{
if (OldCoordinateX >= splineCollection.PointsList[i].PointX - 5 &&
OldCoordinateX <= splineCollection.PointsList[i].PointX + 5 &&
OldCoordinateY >= splineCollection.PointsList[i].PointY - 5 &&
OldCoordinateY <= splineCollection.PointsList[i].PointY + 5)
{
pointChecker = true;
relocatedPointIndex = i;
break;
}
}
if (pointChecker)
{
splineCollection.PointsList[relocatedPointIndex].PointX -= xChanges;
splineCollection.PointsList[relocatedPointIndex].PointY -= yChanges;
Visualize();
}
}
mouseClicked = false;
}
