public override void OnMouseUp(int x, int y)
{
Point scrollOffset = Ctrl.ScrollOffset;
Point startPoint = Ctrl.PointToScreen(new Point(startMouseX - scrollOffset.X + 20, startMouseY - scrollOffset.Y + 20));
ControlPaint.DrawReversibleLine(startPoint, Ctrl.PointToScreen(new Point(endMouseX - scrollOffset.X + 20, endMouseY - scrollOffset.Y + 20)), Color.Black);
HitTestResult end = Ctrl.Document.HitTest(x, y);
if ((end == null) || (!(end.activity is BaseActivity)))
{
MessageBox.Show("流向没有结束在节点上");
}
else if (end.activity is StartActivity)
{
MessageBox.Show("流向不能结束于开始节点");
}
else
{
LineActivity line = new LineActivity(startActivity, end.activity as BaseActivity);
line.AlignToGrid();
this.Ctrl.Document.ActivityList.Add(line);
this.Ctrl.Document.Lines.Add(line);
}
Ctrl.RedrawAll();
Ctrl.CurrentTool = new SelectorTool();
}
public IList <Activity> DeleteSelected()
{
IList <Activity> result = new List <Activity>();
foreach (Activity activity in ActivityList)
{
if (activity.IsSelected)
{
result.Add(activity);
}
else
{
if (activity is LineActivity)
{
LineActivity line = activity as LineActivity;
if (line.Source.IsSelected || line.Target.IsSelected)
{
result.Add(activity);
}
}
}
}
foreach (Activity activity in result)
{
ActivityList.Remove(activity);
}
return(result);
}
BaseActivity GetNextActivity(BaseActivity currActivity, out LineActivity nextLine)
{
foreach (Activity act in _document.ActivityList)
{
if (act is LineActivity && (act as LineActivity).Source.ID == currActivity.ID)
{
nextLine = act as LineActivity;
return((act as LineActivity).Target);
}
}
nextLine = null;
return(null);
}
public void CreateXml(XmlElement xmlElement)
{
XmlElement processElement = xmlElement.OwnerDocument.CreateElement("process");
XmlAttribute attr = xmlElement.OwnerDocument.CreateAttribute("id");
attr.Value = _id;
processElement.Attributes.Append(attr);
attr = xmlElement.OwnerDocument.CreateAttribute("description");
attr.Value = _description;
processElement.Attributes.Append(attr);
XmlElement actsElement = processElement.OwnerDocument.CreateElement("activities");
processElement.AppendChild(actsElement);
foreach (Activity activity in _activities)
{
if (!(activity is LineActivity))
{
BaseActivity act = activity as BaseActivity;
act.CreateXml(actsElement);
}
}
XmlElement linesElement = processElement.OwnerDocument.CreateElement("lines");
processElement.AppendChild(linesElement);
foreach (Activity activity in _activities)
{
if (activity is LineActivity)
{
LineActivity line = activity as LineActivity;
line.CreateXml(linesElement);
}
}
xmlElement.AppendChild(processElement);
}
public void CreateProcess()
{
XmlNodeList activityNodes = _layout.SelectNodes("process/activities/activity");
List <BaseActivity> activities = new List <BaseActivity>();
foreach (XmlNode activityNode in activityNodes)
{
BaseActivity activity = null;
string type = activityNode.Attributes["type"].Value;
int x = Convert.ToInt32(activityNode.Attributes["x"].Value);
int y = Convert.ToInt32(activityNode.Attributes["y"].Value);
decimal time = 0;
if (null != activityNode.Attributes["time"])
{
time = Convert.ToDecimal(activityNode.Attributes["time"].Value);
}
switch (type)
{
case "0":
activity = new StartActivity(x, y);
break;
case "1":
activity = new EndActivity(x, y);
break;
case "2":
activity = new ManualActivity(x, y);
(activity as ManualActivity).Time = time;
//roles
XmlNodeList roleNodes = activityNode.SelectNodes("roles/role");
if (null != roleNodes && roleNodes.Count > 0)
{
List <SYS_BUSINESSROLE> roles = new List <SYS_BUSINESSROLE>();
foreach (XmlNode node in roleNodes)
{
SYS_BUSINESSROLE role = new SYS_BUSINESSROLE();
role.ID = Convert.ToInt32(node.Attributes["id"].Value);
role.ROLENAME = node.Attributes["name"].Value;
role.Selected = Convert.ToInt32(node.Attributes["selected"].Value);
roles.Add(role);
}
(activity as ManualActivity).Roles = roles;
}
//forms
XmlNodeList formNodes = activityNode.SelectNodes("forms/form");
if (null != formNodes && formNodes.Count > 0)
{
List <SYS_BUSINESSFORM> forms = new List <SYS_BUSINESSFORM>();
foreach (XmlNode node in formNodes)
{
SYS_BUSINESSFORM form = new SYS_BUSINESSFORM();
form.ID = Convert.ToInt32(node.Attributes["id"].Value);
form.FORMNAME = node.Attributes["name"].Value;
form.Checked = Convert.ToInt32(node.Attributes["checked"].Value);
forms.Add(form);
}
(activity as ManualActivity).Forms = forms;
}
break;
default:
break;
}
if (activity != null)
{
activity.ID = activityNode.Attributes["id"].Value;
activity.Description = activityNode.Attributes["description"].Value;
activity.X = x;
activity.Y = y;
document.ActivityList.Add(activity);
activities.Add(activity);
}
}
XmlNodeList lineNodes = _layout.SelectNodes("process/lines/line");
foreach (XmlNode lineNode in lineNodes)
{
int x = Convert.ToInt32(lineNode.Attributes["x"].Value);
int y = Convert.ToInt32(lineNode.Attributes["y"].Value);
string sourceId = lineNode.Attributes["source"].Value;
string targetId = lineNode.Attributes["target"].Value;
BaseActivity source = null;
BaseActivity target = null;
foreach (BaseActivity act in activities)
{
if (act.ID == sourceId)
{
source = act;
continue;
}
if (act.ID == targetId)
{
target = act;
continue;
}
}
LineActivity activity = new LineActivity(source, target);
if (activity != null)
{
activity.ID = lineNode.Attributes["id"].Value;
activity.Description = lineNode.Attributes["description"].Value;
activity.X = x;
activity.Y = y;
document.Lines.Add(activity);
document.ActivityList.Add(activity);
}
}
}
private void cmsiArrange_Click(object sender, EventArgs e)
{
StartActivity startActivity = null;
foreach (Activity act in _document.ActivityList)
{
if (act is BaseActivity)
{
BaseActivity bAct = act as BaseActivity;
if (bAct.GetActivityType() == "0")
{
startActivity = bAct as StartActivity;
}
}
}
LineActivity nextLine = null;
BaseActivity nextActivity = null;
BaseActivity currActivity = startActivity;
int i = 1;
string direction = "right";
while ((nextActivity = GetNextActivity(currActivity, out nextLine)) != null)
{
if (i % 4 == 0)
{
if (direction == "right")
{
direction = "left";
}
else
{
direction = "right";
}
nextLine.X = currActivity.X;
nextLine.Y = currActivity.Y + 50;
nextActivity.X = currActivity.X;
nextActivity.Y = currActivity.Y + 100;
currActivity = nextActivity;
}
else
{
if (direction == "right")
{
nextLine.X = currActivity.X + 100;
nextLine.Y = currActivity.Y;
nextActivity.X = currActivity.X + 200;
nextActivity.Y = currActivity.Y;
currActivity = nextActivity;
}
else
{
nextLine.X = currActivity.X - 100;
nextLine.Y = currActivity.Y;
nextActivity.X = currActivity.X - 200;
nextActivity.Y = currActivity.Y;
currActivity = nextActivity;
}
}
i++;
}
RedrawAll();
}