,
UGG Boots
???????? Activity????ArrowLine??
Activity?ArrowLine??????????????????,
Moncler Jackets????????--Canvas???
?Canvas?????????Activity?ArrowLine??
???????Activity?ArrowLine???????
????????????????
????????????????????
???????
Canvas???Activity??????????????
?ArrowLine??????????????????
?????ArrowLine????????????????????(foot)???? ??new ArrowLine????????foot???ArrowLine??????????????????
????????????????????????(cap)????? ArrowLine??????cap)?
???????????????????????
????????????????????????...?
???Activity??????????,
UGG Online?
???????Canvas????????MouseLeftButtonDown?MouseMove?MouseLeftButtonUp?
????MouseLeftButtonDown:
???????????
?????
e.Handled = true; isMove = true; Point p = e.GetPosition(print); if (_newLine != null && p == _newLine.StartPoint) { return; } FrameworkElement element = sender as FrameworkElement; element.CaptureMouse(); double top = p.Y; double left = p.X; _newLine = new ArrowLine(p, p); _newLine.Name = string.Format("ArrowLine_{0}", ++Index); _newLine.LineGuid = Wrapper.GuidValue; CreateArrowLine(_newLine);
???MouseMove:
???Canvas?????????????
?????
if (isMove) { Point p = e.GetPosition(print); if (p == _newLine.StartPoint) { RemoveArrowLine(_newLine); } else { _newLine.EndPoint = p; } }
???MouseLeftButtonUp?
???????????????
?????
isMove = false; Is_Activity = false; //e.Handled = false; FrameworkElement element = sender as FrameworkElement; element.ReleaseMouseCapture(); if (_newLine == null) { return; } Point p = e.GetPosition(print); if (p == _newLine.StartPoint) { RemoveArrowLine(_newLine); } else { //-->???????,
Vibram Fiver Finger Shoes????????????????????????,
Monster Online? foreach (var v in DictControls) { IActivity iact = v.Value as IActivity; if (null == iact) { continue; } //-->??????? double top = Canvas.GetTop(v.Value); double left = Canvas.GetLeft(v.Value); //-->?????????Activity???? if ((p.X >= left && p.X <= (left + v.Value.Width)) && (p.Y >= top && p.Y <= (top + v.Value.Height))) { //-->??????????????Activity????? if (!iact.IsConnection()) { MessageBox.Show("????"); RemoveArrowLine(_newLine); continue; } //-->???????????????????????? if (null != _newLine.ArrowFootControl && _newLine.ArrowFootControl.Equals(v.Value)) { continue; } IActivity arrowFoot = _newLine.ArrowFootControl as IActivity; if (arrowFoot != null && arrowFoot.CheckedArrowIsExists(iact)) { MessageBox.Show("?????????"); RemoveArrowLine(_newLine); continue; } string _point = string.Format("X_{0}_Y_{1}", _newLine.StartPoint.X, _newLine.StartPoint.Y); if (!iact.DictArrowFootPoint.ContainsKey(_newLine)) { iact.DictArrowCapPoint.Add(_newLine, _newLine); _newLine.ArrowCapControl = v.Value; } break; } } } _newLine = null;
Canvas?????????????
Related articles?
http://kenta.toyone.org/2012/02/post-362.html#comments