public Line(Point a, Point b, ref DrawingSurface d, ref Box shapeA, ref Box shapeB) : this(a, b, ref d) //this constructor will call the above constructor
//immediately before executing it's own code.
//this just avoids copying and pasteing the code.
{
item1 = shapeA;
item2 = shapeB;
}
public bool mouseMove(DrawingSurface d, MouseEventArgs e)
{
var p = new Point(e.X - previousPoint.X, e.Y - previousPoint.Y);
d.selectedShape.Move(p);
previousPoint = e.Location;
d.Invalidate();
return(true);
}
public bool mouseDown(DrawingSurface d, MouseEventArgs e)
{
//The user has just chosen the second shape they want to connect to.
bool success = d.selectedShape.handleConnection(firstBox);
if (success)
{
d.Invalidate();
}
return(!success);
}
} //The item that endpoint p2 is anchored to
public Line(Point a, Point b, ref DrawingSurface d)
{
p1 = a;
p2 = b;
thickness = 10;
color = Color.Black;
surface = d;
sensitivity = 1.5F; //The F is used to tell c# that 1.5 is a float, rather than a double. because trying to store it in a Float variable
//isn't enough of a hint.
item1 = null;
item2 = null;
}
public Box(Point p, ref DrawingSurface d)
{
height = 50;
width = 100;
color = Color.Black;
thickness = 5;
TLCorner = p;
text = new TextBox();
text.Width = 50;
surface = d;
top_anchor = new List <Line>();
bottom_anchor = new List <Line>();
left_anchor = new List <Line>();
right_anchor = new List <Line>();
default_anchor = null;
contextMenu = d.boxMenu;
}
public ConnectionLine(Point a, Point b, ref DrawingSurface d, ref Box shapeA, ref Box shapeB)
: base(a, b, ref d, ref shapeA, ref shapeB)
{
}
public ConnectionLine(Point a, Point b, ref DrawingSurface d)
: base(a, b, ref d)
{
}
public void startConnection(DrawingSurface d, Box box)
//this is called when the user right-clicks on a shape and clicks the "Connect To..." option from the context menu
{
firstBox = box;
}
public bool mouseUp(DrawingSurface d, MouseEventArgs e)
{
//throw new NotImplementedException();
return(true);
}
public bool mouseUp(DrawingSurface d, MouseEventArgs e)
{
d.selectedShape = null;
return(false);
}
public bool mouseDown(DrawingSurface d, MouseEventArgs e)
{
previousPoint = e.Location;
return(true);
}