/// <summary>
/// 初始化结点的插槽
/// </summary>
/// <param name="Size">当前图元的大小</param>
protected override void InitSlot(Size size)
{
Helper helper = Helper.GetHelper();
int x1 = location.X + (int)(size.Width / 2);
int y1 = location.Y;
int x2 = x1;
int y2 = location.Y + size.Height;
SlotGraphElement slot1 = new SlotGraphElement(this, new Point(x1, y1), new Size(6, 6));
SlotGraphElement slot2 = new SlotGraphElement(this, new Point(x2, y2), new Size(6, 6));
slot1.Name = "连接插槽";
slot1.IsInSlot = true;
slot1.CanDelete = false;
slot2.Name = "连接插槽";
slot2.IsOutSlot = true;
slot2.CanDelete = false;
ConnectButton button = new ConnectButton(slot2, new Point(x2 - 6, y2 + 25), new Size(12, 8));
button.Name = "连接按钮";
slot2.BindingConnectButton = button;
inSlotList.Add(slot1);
outSlotList.Add(slot2);
buttonList.Add(button);
slotList.Add(slot1);
slotList.Add(slot2);
// 重设插槽优先级
ResetSlotProperty(inSlotList);
ResetSlotProperty(outSlotList);
}
/// <summary>
/// 初始化结点的插槽
/// </summary>
/// <param name="Size">当前图元的大小</param>
protected override void InitSlot(Size size)
{
Helper helper = Helper.GetHelper();
int x1 = location.X + (int)(size.Width / 2);
int y1 = location.Y;
int x2 = x1;
int y2 = location.Y + size.Height;
SlotGraphElement slot1 = new SlotGraphElement(this, new Point(x1, y1), new Size(6, 6));
SlotGraphElement slot2 = new SlotGraphElement(this, new Point(x2, y2), new Size(6, 6));
slot1.Name = "连接插槽";
slot1.IsInSlot = true;
slot1.CanDelete = false;
slot2.Name = "连接插槽";
slot2.IsOutSlot = true;
slot2.CanDelete = false;
ConnectButton button = new ConnectButton(slot2, new Point(x2 - 6, y2 + 25), new Size(12, 8));
button.Name = "连接按钮";
slot2.BindingConnectButton = button;
inSlotList.Add(slot1);
outSlotList.Add(slot2);
buttonList.Add(button);
slotList.Add(slot1);
slotList.Add(slot2);
// 重设插槽优先级
ResetSlotProperty(inSlotList);
ResetSlotProperty(outSlotList);
}
/// <summary>
/// 初始化结点的插槽
/// </summary>
/// <param name="size">图元的大小</param>
protected override void InitSlot(Size size)
{
Helper helper = Helper.GetHelper();
int x1 = location.X + (int)(size.Width / 2);
int y1 = location.Y;
int x2 = location.X;
int y2 = location.Y + (int)(size.Height / 2);
int x3 = location.X + size.Width;
int y3 = y2;
int x4 = location.X + (int)(size.Width / 2);
int y4 = location.Y + size.Height;
SlotGraphElement slot1 = new SlotGraphElement(this, new Point(x1, y1), new Size(6, 6));
SlotGraphElement slot2 = new SlotGraphElement(this, new Point(x2, y2), new Size(6, 6));
SlotGraphElement slot3 = new SlotGraphElement(this, new Point(x3, y3), new Size(6, 6));
SlotGraphElement slot4 = new SlotGraphElement(this, new Point(x4, y4), new Size(6, 6));
slot1.Name = "连接插槽";
slot1.IsInSlot = true;
slot2.Name = "连接插槽";
slot2.IsOutSlot = true;
slot2.CanDelete = false;
slot2.Priority = 101;
ConnectButton button1 = new ConnectButton(slot2, new Point(x2 - 6, y2 + 25), new Size(12, 8));
button1.Name = "连接按钮";
slot2.BindingConnectButton = button1;
slot3.Name = "连接插槽";
slot3.IsOutSlot = true;
slot3.CanDelete = false;
slot3.Priority = 100;
ConnectButton button2 = new ConnectButton(slot3, new Point(x3 - 6, y3 + 25), new Size(12, 8));
button2.Name = "连接按钮";
slot3.BindingConnectButton = button2;
slot4.Name = "连接插槽";
slot4.IsOutSlot = true;
slot4.CanDelete = false;
ConnectButton button3 = new ConnectButton(slot4, new Point(x4 - 6, y4 + 25), new Size(12, 8));
button3.Name = "连接按钮";
slot4.BindingConnectButton = button3;
inSlotList.Add(slot1);
outSlotList.Add(slot2);
outSlotList.Add(slot3);
outSlotList.Add(slot4);
buttonList.Add(button1);
buttonList.Add(button2);
buttonList.Add(button3);
slotList.Add(slot1);
slotList.Add(slot2);
slotList.Add(slot3);
slotList.Add(slot4);
// 重设插槽优先级
ResetSlotProperty(inSlotList);
ResetSlotProperty(outSlotList);
}
/// <summary>
/// 获取出口插槽
/// </summary>
/// <returns>出口插槽</returns>
public override SlotGraphElement GetOutSlot()
{
int priority = -1;
SlotGraphElement newSlot = null;
foreach (SlotGraphElement slot in outSlotList)
{
if (!slot.Binded)
{
if (slot.Priority < priority || priority == -1)
{
newSlot = slot;
priority = slot.Priority;
}
}
}
return(newSlot);
}
/// <summary>
/// 调整出口插槽链表
/// </summary>
/// <param name="n">插槽数量</param>
protected override void AdjustOutSlotList(int n)
{
int newX;
int newY;
Point newPoint = Point.Empty;
if (n == outSlotList.Count) // 不需要调整插槽
{
newX = location.X;
newY = (int)(location.Y + elementSize.Height / 2);
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[0].Location = newPoint;
outSlotList[0].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[0].Binded) // 调整绑定的连接线控制点
{
outSlotList[0].BindingConnector.Location = newPoint;
}
newX = location.X + elementSize.Width;
newY = (int)(location.Y + elementSize.Height / 2);
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[1].Location = newPoint;
outSlotList[1].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[1].Binded) // 调整绑定的连接线控制点
{
outSlotList[1].BindingConnector.Location = newPoint;
}
// 调整插糟的坐标
for (int i = 2; i < outSlotList.Count; i++)
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[i].Location = newPoint;
outSlotList[i].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[i].Binded) // 调整绑定的连接线控制点
{
outSlotList[i].BindingConnector.Location = newPoint;
}
}
}
else if (n < outSlotList.Count) // 需要减少插槽数量
{
int deleteCount = outSlotList.Count - n;
List<SlotGraphElement> deleteSlotList = new List<SlotGraphElement>();
for (int i = 0; i < deleteCount; i++)
{
deleteSlotList.Add(outSlotList[outSlotList.Count - 1 - i]);
}
foreach (SlotGraphElement slot in deleteSlotList)
{
if (slot.Binded)
{
slot.UnBind();
}
buttonList.Remove(slot.BindingConnectButton);
slot.BindingConnectButton = null;
outSlotList.Remove(slot);
slotList.Remove(slot);
}
// 调整插糟的坐标
for (int i = 2; i < outSlotList.Count; i++)
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[i].Location = newPoint;
outSlotList[i].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[i].Binded) // 调整绑定的连接线控制点
{
outSlotList[i].BindingConnector.Location = newPoint;
}
}
}
else // 需要增加插槽数量
{
Helper helper = Helper.GetHelper();
int oldCount = outSlotList.Count;
SlotGraphElement newSlot;
// 添加插槽并调整插槽的坐标
for (int i = 2; i < n; i++)
{
if (i < oldCount)
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[i].Location = newPoint;
outSlotList[i].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[i].Binded) // 调整绑定的连接线控制点
{
outSlotList[i].BindingConnector.Location = newPoint;
}
}
else
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
newSlot = new SlotGraphElement(this, newPoint, new Size(6, 6));
newSlot.Name = "连接插槽";
newSlot.IsOutSlot = true;
newSlot.CanDelete = true;
newSlot.Refresh();
ConnectButton button = new ConnectButton(newSlot, new Point(newX - 6, location.Y + elementSize.Height + 25),
new Size(12, 8));
button.Name = "连接按钮";
button.Refresh();
newSlot.BindingConnectButton = button;
outSlotList.Add(newSlot);
buttonList.Add(button);
slotList.Add(newSlot);
}
}
}
ResetSlotProperty(outSlotList);
}
public ConnectEventArgs(SlotGraphElement slot, ConnectorGraphElement connector)
{
this.slot = slot;
this.connector = connector;
}
private SlotGraphElement bindingSlot; // 绑定的插槽
/// <summary>
/// 构造函数
/// </summary>
/// <param name="bindingSlot">绑定的插槽</param>
/// <param name="location">图元的位置</param>
/// <param name="elementSize">图元的大小</param>
public ConnectButton(SlotGraphElement bindingSlot, Point location, Size elementSize)
:base(location, elementSize)
{
this.bindingSlot = bindingSlot;
}
/// <summary>
/// 初始化结点的插槽
/// </summary>
/// <param name="Size">当前图元的大小</param>
protected override void InitSlot(Size size)
{
int x1 = location.X + (int)(size.Width / 2);
int y1 = location.Y;
int x2 = location.X + (int)(size.Width * 1 / 4);
int y2 = location.Y + size.Height;
int x3 = location.X + (int)(size.Width * 2 / 4);
int y3 = y2;
int x4 = location.X + (int)(size.Width * 3 / 4);
int y4 = y2;
SlotGraphElement slot1 = new SlotGraphElement(this, new Point(x1, y1), new Size(6, 6));
SlotGraphElement slot2 = new SlotGraphElement(this, new Point(x2, y2), new Size(6, 6));
SlotGraphElement slot3 = new SlotGraphElement(this, new Point(x3, y3), new Size(6, 6));
SlotGraphElement slot4 = new SlotGraphElement(this, new Point(x4, y4), new Size(6, 6));
slot1.Name = "连接插槽";
slot1.IsInSlot = true;
slot1.CanDelete = false;
slot2.Name = "连接插槽";
slot2.IsOutSlot = true;
slot2.CanDelete = false;
slot3.Name = "连接插槽";
slot3.IsOutSlot = true;
slot3.CanDelete = false;
slot4.Name = "连接插槽";
slot4.IsOutSlot = true;
slot4.CanDelete = false;
ConnectButton button1 = new ConnectButton(slot2, new Point(x2 - 6, y2 + 25), new Size(12, 8));
button1.Name = "连接按钮";
slot2.BindingConnectButton = button1;
ConnectButton button2 = new ConnectButton(slot3, new Point(x3 - 6, y3 + 25), new Size(12, 8));
button2.Name = "连接按钮";
slot3.BindingConnectButton = button2;
ConnectButton button3 = new ConnectButton(slot4, new Point(x4 - 6, y4 + 25), new Size(12, 8));
button3.Name = "连接按钮";
slot4.BindingConnectButton = button3;
inSlotList.Add(slot1);
outSlotList.Add(slot2);
outSlotList.Add(slot3);
outSlotList.Add(slot4);
buttonList.Add(button1);
buttonList.Add(button2);
buttonList.Add(button3);
slotList.Add(slot1);
slotList.Add(slot2);
slotList.Add(slot3);
slotList.Add(slot4);
// 重设插槽优先级
ResetSlotProperty(inSlotList);
ResetSlotProperty(outSlotList);
}
/// <summary>
/// 调整入口插槽链表
/// </summary>
/// <param name="n">插槽数量</param>
protected virtual void AdjustInSlotList(int n)
{
if (n == inSlotList.Count) // 不需要调整插槽
{
int newX;
Point newPoint;
// 调整插糟的坐标
for (int i = 0; i < inSlotList.Count; i++)
{
newX = (int)(location.X + elementSize.Width * (i + 1) / (n + 1));
newPoint = new Point(newX, location.Y);
inSlotList[i].Location = newPoint;
if (inSlotList[i].Binded) // 调整绑定的连接线控制点
{
inSlotList[i].BindingConnector.Location = newPoint;
}
}
}
else if (n < inSlotList.Count) // 需要减少插槽数量
{
int deleteCount = inSlotList.Count - n;
int newX;
Point newPoint;
List<SlotGraphElement> deleteSlotList = new List<SlotGraphElement>();
for (int i = 0; i < deleteCount; i++)
{
deleteSlotList.Add(inSlotList[inSlotList.Count - 1 - i]);
}
foreach (SlotGraphElement slot in deleteSlotList)
{
if (slot.Binded)
{
slot.UnBind();
}
inSlotList.Remove(slot);
slotList.Remove(slot);
}
// 调整插糟的坐标
for (int i = 0; i < inSlotList.Count; i++)
{
newX = (int)(location.X + elementSize.Width * (i + 1) / (n + 1));
newPoint = new Point(newX, location.Y);
inSlotList[i].Location = newPoint;
if (inSlotList[i].Binded) // 调整绑定的连接线控制点
{
inSlotList[i].BindingConnector.Location = newPoint;
}
}
}
else // 需要增加插槽数量
{
int oldCount = inSlotList.Count;
SlotGraphElement newSlot;
Point newPoint;
int newX;
// 添加插槽并调整插槽的坐标
for (int i = 0; i < n; i++)
{
if (i < oldCount)
{
newX = (int)(location.X + elementSize.Width * (i + 1) / (n + 1));
newPoint = new Point(newX, location.Y);
inSlotList[i].Location = newPoint;
if (inSlotList[i].Binded) // 调整绑定的连接线控制点
{
inSlotList[i].BindingConnector.Location = newPoint;
}
}
else
{
newX = (int)(location.X + elementSize.Width * (i + 1) / (n + 1));
newPoint = new Point(newX, location.Y);
newSlot = new SlotGraphElement(this, newPoint, new Size(6, 6));
newSlot.Name = "连接插槽";
newSlot.IsInSlot = true;
newSlot.CanDelete = true;
newSlot.Refresh();
inSlotList.Add(newSlot);
slotList.Add(newSlot);
}
}
}
ResetSlotProperty(inSlotList);
}
/// <summary>
/// 删除出口插槽
/// </summary>
/// <param name="slot">要删除的插槽</param>
protected virtual void RemoveOutSlot(SlotGraphElement slot)
{
if (slot.Binded) // 解除绑定
{
slot.UnBind();
}
outSlotList.Remove(slot);
slotList.Remove(slot);
buttonList.Remove(slot.BindingConnectButton);
outSlotCount = outSlotList.Count;
AdjustOutSlotList(outSlotList.Count);
}
/// <summary>
/// 删除入口插槽
/// </summary>
/// <param name="slot">要删除的插槽</param>
protected virtual void RemoveInSlot(SlotGraphElement slot)
{
if(slot.Binded) // 解除绑定
{
slot.UnBind();
}
inSlotList.Remove(slot);
slotList.Remove(slot);
inSlotCount = inSlotList.Count;
AdjustInSlotList(inSlotList.Count);
}
/// <summary>
/// 删除插槽
/// </summary>
/// <param name="slot">要删除的插槽</param>
public virtual void RemoveSlot(SlotGraphElement slot)
{
if (slot.IsInSlot) // 入口插槽
{
RemoveInSlot(slot);
}
else // 出口插槽
{
RemoveOutSlot(slot);
}
}
/// <summary>
/// 调整出口插槽链表
/// </summary>
/// <param name="n">插槽数量</param>
protected override void AdjustOutSlotList(int n)
{
int newX;
int newY;
Point newPoint = Point.Empty;
if (n == outSlotList.Count) // 不需要调整插槽
{
newX = location.X;
newY = (int)(location.Y + elementSize.Height / 2);
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[0].Location = newPoint;
outSlotList[0].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[0].Binded) // 调整绑定的连接线控制点
{
outSlotList[0].BindingConnector.Location = newPoint;
}
newX = location.X + elementSize.Width;
newY = (int)(location.Y + elementSize.Height / 2);
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[1].Location = newPoint;
outSlotList[1].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[1].Binded) // 调整绑定的连接线控制点
{
outSlotList[1].BindingConnector.Location = newPoint;
}
// 调整插糟的坐标
for (int i = 2; i < outSlotList.Count; i++)
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[i].Location = newPoint;
outSlotList[i].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[i].Binded) // 调整绑定的连接线控制点
{
outSlotList[i].BindingConnector.Location = newPoint;
}
}
}
else if (n < outSlotList.Count) // 需要减少插槽数量
{
int deleteCount = outSlotList.Count - n;
List <SlotGraphElement> deleteSlotList = new List <SlotGraphElement>();
for (int i = 0; i < deleteCount; i++)
{
deleteSlotList.Add(outSlotList[outSlotList.Count - 1 - i]);
}
foreach (SlotGraphElement slot in deleteSlotList)
{
if (slot.Binded)
{
slot.UnBind();
}
buttonList.Remove(slot.BindingConnectButton);
slot.BindingConnectButton = null;
outSlotList.Remove(slot);
slotList.Remove(slot);
}
// 调整插糟的坐标
for (int i = 2; i < outSlotList.Count; i++)
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[i].Location = newPoint;
outSlotList[i].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[i].Binded) // 调整绑定的连接线控制点
{
outSlotList[i].BindingConnector.Location = newPoint;
}
}
}
else // 需要增加插槽数量
{
Helper helper = Helper.GetHelper();
int oldCount = outSlotList.Count;
SlotGraphElement newSlot;
// 添加插槽并调整插槽的坐标
for (int i = 2; i < n; i++)
{
if (i < oldCount)
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
outSlotList[i].Location = newPoint;
outSlotList[i].BindingConnectButton.Location = new Point(newX - 6, newY + 25);
if (outSlotList[i].Binded) // 调整绑定的连接线控制点
{
outSlotList[i].BindingConnector.Location = newPoint;
}
}
else
{
newX = (int)(location.X + elementSize.Width * (i - 2 + 1) / (n - 2 + 1));
newY = location.Y + elementSize.Height;
newPoint.X = newX;
newPoint.Y = newY;
newSlot = new SlotGraphElement(this, newPoint, new Size(6, 6));
newSlot.Name = "连接插槽";
newSlot.IsOutSlot = true;
newSlot.CanDelete = true;
newSlot.Refresh();
ConnectButton button = new ConnectButton(newSlot, new Point(newX - 6, location.Y + elementSize.Height + 25),
new Size(12, 8));
button.Name = "连接按钮";
button.Refresh();
newSlot.BindingConnectButton = button;
outSlotList.Add(newSlot);
buttonList.Add(button);
slotList.Add(newSlot);
}
}
}
ResetSlotProperty(outSlotList);
}
