public void DropEverything(CMouseCaptureState this_state, CMouseCaptureState next_state)
{
HostForm.listBox1.Items.Add("DropEverything : " + this_state);
MasterArrow = null;
SlaveArrows.Clear();
}
void btnEditorOK_Click(object sender, SdlDotNet.Widgets.MouseButtonEventArgs e)
{
Arrows.Arrow arrowToSend = new Arrows.Arrow();
arrowToSend.Name = txtName.Text;
arrowToSend.Pic = hsbPic.Value;
arrowToSend.Range = hsbRange.Value;
arrowToSend.Amount = hsbAmount.Value;
Messenger.SendSaveArrow(itemNum, arrowToSend);
pnlArrowEditor.Visible = false;
pnlArrowList.Visible = true;
this.Size = new System.Drawing.Size(pnlArrowList.Width, pnlArrowList.Height);
}
public void DisplayArrowData()
{
// First, get the arrow instance based on the stored arrow index
Arrows.Arrow arrow = Arrows.ArrowHelper.Arrows[itemNum];
// Update the widgets with the arrow data
txtName.Text = arrow.Name;
//pic.Image = Tools.CropImage(Logic.Graphics.GraphicsManager.Arrows, new Rectangle(0, arrow.Pic * 32, 32, 32));
hsbAmount.Value = arrow.Amount;
hsbRange.Value = arrow.Range;
pnlArrowEditor.Visible = true;
this.Size = new System.Drawing.Size(pnlArrowEditor.Width, pnlArrowEditor.Height);
}
public void DropSlave(CMouseCaptureState this_state, CMouseCaptureState next_state)
{
// Переходы машины состояний [B1] и [B2]
if ((next_state == CapturedSecond) || (next_state == CapturedMaster))
{
HostForm.listBox1.Items.Add("DropSlave : " + this_state);
Arrows.Arrow arrow = ButtonToArrow(this_state.CapturedButton);
SlaveArrows.Remove(arrow);
this_state.CapturedButton = MouseButtons.None;
}
}
// Ответные события для машины состояний
//---------------------------------------------------------------------------
public void CaptureMaster(CMouseCaptureState this_state, CMouseCaptureState prev_state)
{
// Захватываем основную "ведущую" стрелку.
// Нужно только в ситуации если вход в это состояние произошел
// из ситуации, когда ни одна кнопка мыши не была захвачена.
if (prev_state == Released)
{
HostForm.listBox1.Items.Add("CaptureMaster : " + this_state);
Arrows.Arrow arrow = ButtonToArrow(this_state.CapturedButton);
MasterArrow = arrow;
SlaveArrows.Clear();
}
}
public void CaptureSlave(CMouseCaptureState this_state, CMouseCaptureState prev_state)
{
if
(
// Переход машины состояний [C1]
((this_state == CapturedSecond) && (prev_state == CapturedMaster)) ||
// Или переход машины состояний [C2]
((this_state == CapturedThird) && (prev_state == CapturedSecond))
)
{
HostForm.listBox1.Items.Add("CaptureSlave : " + this_state);
Arrows.Arrow arrow = ButtonToArrow(this_state.CapturedButton);
SlaveArrows.Add(arrow);
}
}
void btnEditorOK_Click(object sender, SdlDotNet.Widgets.MouseButtonEventArgs e)
{
Arrows.Arrow arrowToSend = new Arrows.Arrow();
arrowToSend.Name = txtName.Text;
arrowToSend.Pic = hsbPic.Value;
arrowToSend.Range = hsbRange.Value;
arrowToSend.Amount = hsbAmount.Value;
Messenger.SendSaveArrow(itemNum, arrowToSend);
pnlArrowEditor.Visible = false;
pnlArrowList.Visible = true;
this.Size = new System.Drawing.Size(pnlArrowList.Width, pnlArrowList.Height);
}
public CManipulator(ClockForm host)
{
HostForm = host;
MasterArrow = null;
SlaveArrows = new HashSet <Arrows.Arrow> ();
ButtonToArrowMap = new Dictionary <MouseButtons, Arrows.Arrow>
{
[MouseButtons.Left] = HostForm.AllArrows.User1,
[MouseButtons.Right] = HostForm.AllArrows.User2,
[MouseButtons.Middle] = HostForm.AllArrows.User3,
};
Released = new CMouseCaptureState("Released");
CapturedMaster = new CMouseCaptureState("Captured Master : First button");
CapturedSecond = new CMouseCaptureState("Captured Slave : Second button");
CapturedThird = new CMouseCaptureState("Captured Slave : Third button");
Released.OnEnter += DropEverything;
CapturedMaster.OnEnter += CaptureMaster;
CapturedSecond.OnEnter += CaptureSlave;
CapturedSecond.OnLeave += DropSlave;
CapturedThird.OnEnter += CaptureSlave;
CapturedThird.OnLeave += DropSlave;
// Простая машина состояний для управления тремя векторами одновременно
// с использованием трех кнопок мыши. Используется для примера кода,
// а не потому, что это самое короткое или лучшее решение.
//
// Три уровня «захвата» кнопок мыши.
//
// .-------------------.
// .------------------------→ | Зажата первая |
// | .---[R1]----| "мастер" кнопка |
// | | '-------------------'
// [C1] | | ↑
// | | [C2] [B1]
// | | ↓ |
// .--------------------. | .---------------------.
// | Мышь в свободном | ←--O---[R2]----| Две кнопки зажаты |
// | состоянии | | '---------------------'
// '--------------------' | | ↑
// | [C3] [B2]
// | ↓ |
// | .-------------------------.
// '---[R3]----| Все три кнопки зажаты |
// '-------------------------'
//
// Сокращения: C -- захват, B -- возврат, R -- сброс
//
// Анализ состояния [CapturedMaster]
//
// Точки входа:
// [C1] -> CapturedMaster.Enter -> делегат CaptureMaster из [C1]
// [B1] -> CapturedMaster.Enter -> делегат CaptureMaster из [B1]
//
//
Machine = new СMouseStateMachine
(
new СMouseStateMachine.CStates
(
Released,
CapturedMaster,
CapturedSecond,
CapturedThird
)
);
Machine.AttachTransition(CapturedMaster, CapturedSecond, TransDir.Any);
Machine.AttachTransition(CapturedSecond, CapturedThird, TransDir.Any);
Machine.AttachTransition(Released, CapturedMaster, TransDir.Forward);
Machine.AttachTransition(Machine.Any, Released, TransDir.Forward);
}
