if there are two coordinates -p1:(x1,y1),p2:(x2,y2) in the
browser ,how to draw an arrow from p1 to p2?
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can you tell me something detail?
On 4月23日, 下午10时20分, Gal Dolber gal.dol...@gmail.com wrote:
http://gwtcanvasdemo.appspot.com/
On Sat, Apr 23, 2011 at 10:54 AM, 剑涛 何 hejiant...@gmail.com wrote:
if there are two coordinates -p1:(x1,y1),p2:(x2,y2) in the
browser ,how to draw an arrow from p1
I code a servlet in GWT:
Line 8: public class AddServvlet extends HttpServlet{
private static final long serialV = 1L;
protected void doPost(HttpServletRequest req,HttpServletResponse res)
{
int a = Integer.parseInt(req.getParameter(a));
int b =
