public void DoubleClickAction(Point p)
{
if (dragging && points.Count > 1)
{
dragging = false;
double distX = p.X - points[0].X;
double distY = p.Y - points[0].Y;
double dist = Math.Sqrt(distX * distX + distY * distY);
if (dist <= 3)
{
points.RemoveAt(points.Count - 1);
}
Polygon polygon = new Polygon();
foreach (Point point in points)
{
polygon.Points.Add(point);
}
points.RemoveAll(x => true);
view.RemoveTempShape();
model.AddShape(polygon, new Point(0, 0));
view.RefreshCanvas();
view.RefreshTable();
}
}
public static CanvasModel ReadFromFile(string fileName)
{
CanvasModel model = new CanvasModel();
string[] content = File.ReadAllLines(fileName);
model.CurrentImagePath = content[0];
try
{
model.LoadImage(new BitmapImage(new Uri(content[0])));
}
catch (FileNotFoundException e)
{
throw new BindedImageFileNotFoundException(content[0]);
}
for (int i = 1; i < content.Length; i++)
{
string[] tempArr = content[i].Split(';');
Shape s = null;
Point p = new Point();
if (tempArr[0] == "0")
{
s = new Ellipse();
p = new Point(double.Parse(tempArr[1]), double.Parse(tempArr[2]));
s.Width = double.Parse(tempArr[3]);
s.Height = double.Parse(tempArr[4]);
}
else if (tempArr[0] == "1")
{
s = new Rectangle();
p = new Point(double.Parse(tempArr[1]), double.Parse(tempArr[2]));
s.Width = double.Parse(tempArr[3]);
s.Height = double.Parse(tempArr[4]);
}
else if (tempArr[0] == "2")
{
s = new Polygon();
Polygon pol = (Polygon)s;
p = new Point(double.Parse(tempArr[1]), double.Parse(tempArr[2]));
for (int j = 3; j < tempArr.Length; j += 2)
{
if (!string.IsNullOrEmpty(tempArr[j]))
{
pol.Points.Add(new Point(double.Parse(tempArr[j]), double.Parse(tempArr[j + 1])));
}
}
}
if (s != null)
{
model.AddShape(s, p);
}
}
return(model);
}
public void StopDragAction(Point p)
{
if (dragging)
{
dragging = false;
view.RemoveTempShape();
model.AddShape(rectangle, new Point(Math.Min(p.X, startPoint.X), Math.Min(p.Y, startPoint.Y)));
view.RefreshCanvas();
view.RefreshTable();
}
}
