//-----
public void pickRect(int x, int y)
{
//save current selected rectangle
//to avoid double save of undo
int lastPick = -1;
if (selectedIndex >= 0)
{
lastPick = selectedIndex;
}
unpick(); //undo any selection
//see if one is being selected
for (int i = 0; i < drawings.Count; i++)
{
VisRectangle v = (VisRectangle)drawings[i];
if (v.contains(x, y)) //did click inside a rectangle
{
selectedIndex = i; //save it
rectSelected = true;
if (selectedIndex != lastPick) //but don't save twice
{
caretakr.rememberPosition(v);
}
v.setSelected(true); //turn on handles
repaint(); //and redraw
}
}
}
//-----
public void unpick()
{
if (rectSelected && (selectedIndex >= 0) && (selectedIndex < drawings.Count))
{
VisRectangle vis = (VisRectangle)drawings[selectedIndex];
vis.setSelected(false);
selectedIndex = -1;
rectSelected = false;
canvas.Refresh();
}
}