void _newLine_DeleteLine(object sender, RoutedEventArgs e)
{
if (sender is ArrowLine)
{
ArrowLine line = sender as ArrowLine;
RemoveArrowLine(line);
}
}
void CreateArrowLine(ArrowLine _newLine)
{
if (null == _newLine)
{
return;
}
print.Children.Add(_newLine);
DictControls.Add(_newLine.Name, _newLine);
}
void _newLine_MouseEnter(object sender, MouseEventArgs e)
{
ArrowLine al = sender as ArrowLine;
if (null == al)
{
return;
}
al.Connector.Stroke = new SolidColorBrush(Colors.Black);
al.Connector.StrokeThickness = 5;
}
void CreateArrowLine(ArrowLine _newLine)
{
if (null == _newLine)
{
return;
}
_newLine.DeleteLine += new RoutedEventHandler(_newLine_DeleteLine);
_newLine.ResetDirection += new RoutedEventHandler(_newLine_ResetDirection);
_newLine.Background = new SolidColorBrush(Colors.Blue);
_newLine.MouseEnter += new MouseEventHandler(_newLine_MouseEnter);
_newLine.MouseLeave += new MouseEventHandler(_newLine_MouseLeave);
print.Children.Add(_newLine);
DictControls.Add(_newLine.Name, _newLine);
}
void act_DotMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
if (IsActivity && null != _newLine)
{
//-->又到里面去了，不用创建此箭头
RemoveArrowLine(_newLine);
}
print_MouseLeftButtonUp(print, e);
var p = e.GetPosition(print);
//-->更新所有箭头坐标。
IActivity lb = sender as IActivity;
lb.UpdateArrowCapPoint(p);
lb.UpdateArrowFootPoint(p);
_newLine = null;
}
void act_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
e.Handled = false;
_UI_IsMoveing = false;
IsActivity = false;
var p = e.GetPosition(print);
if (IsActivity)
{
print_MouseLeftButtonUp(print, e);
}
else
{
UIElement uie = sender as UIElement;
if (null == uie)
{
return;
}
double newLeft = p.X;
double newTop = p.Y;
Canvas.SetLeft(uie, newLeft - _UI_X);
Canvas.SetTop(uie, newTop - _UI_Y);
uie.ReleaseMouseCapture();
}
if (sender is IActivity)
{
p = new Point(p.X - _UI_X, p.Y - _UI_Y);
(sender as IActivity).UpdateArrowCapPoint(p);
(sender as IActivity).UpdateArrowFootPoint(p);
}
_newLine = null;
string a = GetWorkFlowXml();
if (_OperatorHistory.Count > 50)
{
_OperatorHistory.RemoveAt(_OperatorHistory.Count - 1);
}
_OperatorHistory.Insert(0, a);
}
void print_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
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);
}
void print_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
isMove = false;
IsActivity = 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
{
//-->如果当前的箭头，所连接的控件，与移动进去的控件不是同一控件的话。
foreach (var v in DictControls)
{
IActivity iact = v.Value as IActivity;
if (null == iact)
{
continue;
}
//-->获取当前控件的
double top = Canvas.GetTop(v.Value);
double left = Canvas.GetLeft(v.Value);
//-->判断当前的箭头进入Activity控件区域
if ((p.X >= left && p.X <= (left + v.Value.Width)) && (p.Y >= top && p.Y <= (top + v.Value.Height)))
{
//-->判断当前的箭头是否可以连接到Activity控件上去。
if (!iact.IsConnection())
{
MessageBox.Show("不能连接");
RemoveArrowLine(_newLine);
continue;
}
//-->当前线的尾部控件与当前进入的控件相同，不进行操作
if (null != _newLine.ArrowFootControl && _newLine.ArrowFootControl.Equals(v.Value))
{
continue;
}
IActivity arrowFoot = _newLine.ArrowFootControl as IActivity;
if (arrowFoot != null && arrowFoot.CheckedArrowIsExists(iact))
{
MessageBox.Show("已经存在相同的线了");
RemoveArrowLine(_newLine);
continue;
}
string _point = string.Format("X_{0}_Y_{1}", _newLine.StartPoint.X, _newLine.StartPoint.Y);
if (!iact.DictArrowFootPoint.ContainsKey(_newLine.Name))
{
iact.DictArrowCapPoint.Add(_newLine.Name, _newLine);
_newLine.ArrowCapControl = v.Value;
}
break;
}
}
}
_newLine = null;
}
/// <summary>
/// 导入数据
/// </summary>
/// <param name="root"></param>
void ImportWorkFlow(XElement root)
{
if (null == root)
{
return;
}
_OldWorkFlowStr = root.ToString();
btnClear_Click(null, null);
this.print.Children.Add(_Cm);
this.print.Children.Add(_txtActivityContent);
var controls = root.Element("Controls");
Index = controls.GetAttributeValue("Index").ConvertTo <Int32>();
var activitys = controls.Elements("Activity");
var arrowlines = controls.Elements("ArrowLine");
foreach (var v in arrowlines)
{
ArrowLineInfo ali = v.ToModel <ArrowLineInfo>();
if (null == ali)
{
continue;
}
ArrowLine al = new ArrowLine(ali.StartPoint, ali.EndPoint);
al.Name = ali.Name;
al.LineGuid = ali.Guid;
CreateArrowLine(al);
}
foreach (var v in activitys)
{
ActivityInfo ai = v.ToModel <ActivityInfo>();
if (null == ai)
{
continue;
}
var config = ParseActivityConfig.GetActivityConfig(ai.Type);
if (null == config)
{
continue;
}
var ba = Wrapper.CreateControl <XtnBaseActivity>(config.AssemblyQualifiedName);
ba.Name = ai.Name;
ba.Height = ai.Height;
ba.Width = ai.Width;
ba.ActivityGUID = ai.Guid;
ba.LabelContent = ai.Content.IsNullOrEmpty() ? config.Description : ai.Content;
ba.CurrentLeftButtonDownPoint = ai.CurrentLeftButtonDownPoint;
ba.CurrentEnterPoint = ai.CurrentEnterPoint;
CreateActivity(ba);
Canvas.SetTop(ba, ai.Top);
Canvas.SetLeft(ba, ai.Left);
}
//-->规则
var rules = root.Element("Relationship");
var rulesControl = rules.Elements("Control");
foreach (var rule in rulesControl)
{
string _r_name = rule.GetAttributeValue("Name");
XtnBaseActivity iact = GetControlByName <XtnBaseActivity>(_r_name);
if (null == iact)
{
continue;
}
var caps = rule.GetAttributeValue("Cap");
if (!caps.IsNullOrEmpty())
{
var capArray = caps.Split('|');
foreach (var cap in capArray)
{
ArrowLine _al = GetControlByName <ArrowLine>(cap);
if (null == _al)
{
continue;
}
_al.ArrowFootControl = iact;
iact.DictArrowCapPoint.Add(_al.Name, _al);
}
}
var foots = rule.GetAttributeValue("Foot");
if (!foots.IsNullOrEmpty())
{
var footArray = foots.Split('|');
foreach (var foot in footArray)
{
ArrowLine _al = GetControlByName <ArrowLine>(foot);
if (null == _al)
{
continue;
}
_al.ArrowCapControl = iact;
iact.DictArrowFootPoint.Add(_al.CtrName, _al);
}
}
}
}