private void StartPaintTrace()
{
TasksPanel.CreateGraphics().Clear(Color.White);
foreach (TaskUI tk in TasksPanel.Controls)
{
foreach (NetPoint np in tk.Task.Connections)
{
TaskUI link = null;
foreach (TaskUI tik in TasksPanel.Controls)
{
if (tik.Task == np)
{
link = tik;
break;
}
}
if (link == null)
{
continue;
}
Graphics g = TasksPanel.CreateGraphics();
Pen p = new Pen(Color.Black, 3);
g.DrawLine(p, tk.APoint, link.APoint);
Point center = new Point((tk.APoint.X + link.APoint.X) / 2, (tk.APoint.Y + link.APoint.Y) / 2);
AdjustableArrowCap bigArrow = new AdjustableArrowCap(5, 5);
p.CustomEndCap = bigArrow;
g.DrawLine(p, tk.APoint, center);
}
}
DrawShortPath();
}
private void Unlink_Click(object sender, EventArgs e)
{
MessageBox.Show("Выберите задачу, с которой необходимо разорвать связь", "Подсказка", MessageBoxButtons.OK, MessageBoxIcon.Information);
status = MapStat.unlinking;
Cursor = Cursors.Hand;
ALink = editnow;
}
private void OpenedFile(string pathr, List <NetPoint> nplist)
{
TasksPanel.Controls.Clear();
if (pathr != null)
{
path = pathr;
this.Text = "Сетевой график: " + pathr.Substring(pathr.LastIndexOf('\\') + 1);
}
else
{
this.Text = "Сетевой график: Безымянный";
}
Tasks = nplist;
foreach (NetPoint np in Tasks)
{
TaskUI tsk = new TaskUI(np);
tsk.DoubleClick += EditTask;
tsk.MouseClick += ClickPoint;
tsk.MouseUp += MousePointUp;
tsk.MouseMove += ReplacePoint;
tsk.MouseDown += StartReplace;
tsk.ConnectionsChanged += UpdateTableLink;
tsk.Task.ConnectionsChanged += RedrawTasks;
TasksPanel.Controls.Add(tsk);
tsk.Location = np.Location;
}
StartPaintTrace();
}
/// <summary>
/// Обработчик события нажатия "Связать с"
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Link_Click(object sender, EventArgs e)
{
MessageBox.Show("Выберите задачу для связывания", "Подсказка", MessageBoxButtons.OK, MessageBoxIcon.Information);
this.Cursor = Cursors.Hand;
status = MapStat.linking;
ALink = editnow;
}
private void DeleteLinkStripMenuItem1_Click(object sender, EventArgs e)
{
Cursor = Cursors.Hand;
status = MapStat.unlinking;
MessageBox.Show("Укажите задачу от которого будет происходить отвязка на карте", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
editnow = null;
ALink = null;
}
/// <summary>
/// Обработчик события начала перемещения TaskUI
/// </summary>
/// <param name="sender">Объект события</param>
/// <param name="e">Аргумент события</param>
private void StartReplace(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right)
{
return;
}
if (status != MapStat.none)
{
return;
}
mousecorrection = e.Location;
editnow = (TaskUI)sender;
drag = true;
}
/// <summary>
/// Обработчик события нажатия "Редактировать задачу" из контекстного меню.
/// </summary>
/// <remarks>Копирует TaskUI и NetPoint и отображает форму с подпиской на сохранение.</remarks>
/// <param name="sender">Объект события</param>
/// <param name="e">Аргумент события</param>
private void EditTask(object sender, EventArgs e)
{
TaskUI sen = (TaskUI)sender;
editnow = sen;
editnow.Task.PointType = sen.Task.PointType;
NetPoint task = sen.Task;
EditTask edit = new EditTask(task);
edit.SavingChanges += EditPoint;
edit.FormClosing += uxPlay;
this.Enabled = false;
edit.Show();
StartPaintTrace();
}
/// <summary>
/// Обработчик события сохранения новой точки из дочерней формы.
/// Создает новую задачу и регистрирует все события.
/// </summary>
/// <param name="sender">Объект события</param>
/// <param name="e">Аргумент события</param>
private void GetNewPoint(object sender, AddTask.SaveArgs e)
{
NetPoint pont = new NetPoint(e.Name, e.Description, e.Lenght, e.Type, mouseloc);
pont.PointType = e.Type;
List <NetPoint> np = Tasks;
np.Add(pont);
Tasks = np;
TaskUI tsk = new TaskUI(pont);
tsk.Location = mouseloc;
tsk.DoubleClick += EditTask;
tsk.MouseClick += ClickPoint;
tsk.MouseUp += MousePointUp;
tsk.MouseMove += ReplacePoint;
tsk.MouseDown += StartReplace;
tsk.ConnectionsChanged += UpdateTableLink;
tsk.Task.ConnectionsChanged += RedrawTasks;
TasksPanel.Controls.Add(tsk);
StartPaintTrace();
}
/// <summary>
/// Обработчик нажатия мышью по TaskUI
/// </summary>
/// <param name="sender">Объект события</param>
/// <param name="e">Аргумент события</param>
private void ClickPoint(object sender, MouseEventArgs e)
{
if (status == MapStat.none)
{
editnow = (TaskUI)sender;
mousecorrection = e.Location;
drag = true;
if (e.Button == MouseButtons.Right)
{
foreach (ToolStripItem ts in contextPainter.Items)
{
ts.Enabled = false;
}
contextPainter.Items[2].Enabled = true;
contextPainter.Items[1].Enabled = true;
contextPainter.Items[3].Enabled = true;
if (editnow.Task.Connections.Count > 0)
{
contextPainter.Items[5].Enabled = true;
}
if (points.Count > 1)
{
contextPainter.Items[4].Enabled = true;
}
if (points.Count > 0)
{
contextPainter.Items[6].Enabled = true;
}
contextPainter.Show(Cursor.Position);
}
}
if (status == MapStat.delete)
{
editnow = (TaskUI)sender;
Cursor = Cursors.Arrow;
status = MapStat.none;
List <NetPoint> np = Tasks;
np.Remove(editnow.Task);
Tasks = np;
way = null;
TasksPanel.Controls.Remove(editnow);
List <NetPoint> update = new List <NetPoint>();
foreach (NetPoint nep in Tasks)
{
NetPoint updated = nep;
if (updated.Connections.Contains(editnow.Task))
{
updated.Connections.Remove(editnow.Task);
}
update.Add(updated);
}
Tasks = update;
StartPaintTrace();
}
if (status == MapStat.edit)
{
Cursor = Cursors.Default;
status = MapStat.none;
TaskUI sen = (TaskUI)sender;
editnow = sen;
editnow.Task.PointType = sen.Task.PointType;
NetPoint task = sen.Task;
EditTask edit = new EditTask(task);
edit.SavingChanges += EditPoint;
edit.FormClosing += uxPlay;
this.Enabled = false;
edit.Show();
StartPaintTrace();
}
if (status == MapStat.linking)
{
if (editnow == null && ALink == null)
{
ALink = (TaskUI)sender;
MessageBox.Show("Выберите задачу, с которой необходимо образовать связь", "Подсказка", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
else if (editnow == null && ALink != null)
{
editnow = (TaskUI)sender;
}
way = null;
NetPoint linked = ((TaskUI)sender).Task;
if (((TaskUI)sender) != ALink)
{
ALink.Task.Connections.Add(linked);
}
else if (ALink.Task.Connections.Contains(linked))
{
ALink.Task.Connections.Remove(linked);
ALink.Task.Connections.Add(linked);
MessageBox.Show("С данной задачей уже установлена связь", "Внимание", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
Cursor = Cursors.Default;
status = MapStat.none;
UpdateTable();
StartPaintTrace();
}
if (status == MapStat.unlinking)
{
if (ALink == null && editnow == null)
{
ALink = (TaskUI)sender;
MessageBox.Show("Выберите задачу, с которой необходимо разорвать связь", "Подсказка", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
else if (ALink != null && editnow == null)
{
editnow = (TaskUI)sender;
}
way = null;
NetPoint unlink = ((TaskUI)sender).Task;
if (((TaskUI)sender) != ALink && ALink.Task.Connections.Contains(unlink))
{
ALink.Task.Connections.Remove(unlink);
List <NetPoint> nplist = new List <NetPoint>();
foreach (NetPoint np in points)
{
nplist.Add(np);
if (np.ID == ALink.Task.ID)
{
nplist.Add(ALink.Task);
break;
}
}
}
else
{
MessageBox.Show("С данным объектом не установлена связь", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
Cursor = Cursors.Default;
status = MapStat.none;
UpdateTable();
StartPaintTrace();
}
}
