public static MyShape Create(ShapeTypeDefine shapeType, Point p1, Point p2)
{
MyShape shape = null;
switch (shapeType)
{
case ShapeTypeDefine.LINE:
shape = new MyLine(p1, p2);
break;
case ShapeTypeDefine.CIRCLE:
shape = new MyCircle(p1, p2);
break;
case ShapeTypeDefine.ELLIPSE:
shape = new MyEllipse(p1, p2);
break;
case ShapeTypeDefine.POLYGON:
shape = new MyPolygon(p1, p2);
break;
case ShapeTypeDefine.POLYLINE:
shape = new MyPolyline(p1, p2);
break;
case ShapeTypeDefine.BEZIER:
shape = new MyBezier(p1, p2);
break;
case ShapeTypeDefine.RECTANGLE:
shape = new MyRectangle(p1, p2);
break;
default:
shape = new MyRectangle(p1, p2);
break;
}
return(shape);
}
private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog openFile = new OpenFileDialog();
openFile.InitialDirectory = "d:\\";
if (openFile.ShowDialog() == DialogResult.OK)
{
shapes.Clear();
string filename = openFile.FileName;
StreamReader streamReader = new StreamReader(filename);
string line, firstWord = null;
while ((line = streamReader.ReadLine()) != null)
{
if (line != "")
{
firstWord = line.Substring(0, line.IndexOf(" "));
}
switch (firstWord)
{
case "Line":
MyShape myLine = new MyLine();
myLine.Open(line);
shapes.Add(myLine);
break;
case "Rectangle":
MyShape myRectangle = new MyRectangle();
myRectangle.Open(line);
shapes.Add(myRectangle);
break;
case "Circle":
MyShape myCircle = new MyCircle();
myCircle.Open(line);
shapes.Add(myCircle);
break;
case "Ellipse":
MyShape myEllipse = new MyEllipse();
myEllipse.Open(line);
shapes.Add(myEllipse);
break;
case "Polygon":
MyShape myPolygon = new MyPolygon();
myPolygon.Open(line);
shapes.Add(myPolygon);
break;
case "Bezier":
MyShape myBezier = new MyBezier();
myBezier.Open(line);
shapes.Add(myBezier);
break;
case "Polyline":
MyShape myPolyline = new MyPolyline();
myPolyline.Open(line);
shapes.Add(myPolyline);
break;
}
pnlMain.Invalidate();
firstWord = "";
}
}
}
