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Block图鉴

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艾竹
2023-07-01 21:38:23 +08:00
parent 5b79ee6010
commit be7a99e651
14 changed files with 432 additions and 74 deletions
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26
AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/Connector/BlockConnectorInfo.cs
View File

@@ -64,5 +64,31 @@ namespace AIStudio.Wpf.DiagramDesigner
return false;
}
}
public PointBase LeftPosition
{
get
{
return new PointBase(MiddlePosition.X - DataItem.GetItemWidth() / 2, MiddlePosition.Y);
}
}
public PointBase RightPosition
{
get
{
return new PointBase(MiddlePosition.X + DataItem.GetItemWidth() / 2, MiddlePosition.Y);
}
}
public double DistanceTo(BlockConnectorInfo port)
{
var leftleftdistance = LeftPosition.DistanceTo(port.LeftPosition);
var leftrightdistance = LeftPosition.DistanceTo(port.RightPosition);
var rightleftdistance = RightPosition.DistanceTo(port.LeftPosition);
var rightrightdistance = RightPosition.DistanceTo(port.RightPosition);
return Math.Min(Math.Min(leftleftdistance, leftrightdistance), Math.Min(rightleftdistance, rightrightdistance));
}
}
}

4
AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/DiagramOption.cs
View File

@@ -382,6 +382,10 @@ namespace AIStudio.Wpf.DiagramDesigner
{
get; set;
} = 50;
public double BlockSnappingRadius
{
get; set;
} = 30;
}
public class ShortcutOption

41
AIStudio.Wpf.DiagramDesigner/ViewModels/BlockViewModel/BlockDesignerItemViewModel.cs
View File

@@ -37,30 +37,35 @@ namespace AIStudio.Wpf.DiagramDesigner
IsReadOnlyText = true;
}
public void AddNext(BlockDesignerItemViewModel next)
public void AddNext(BlockDesignerItemViewModel next, bool first = true)
{
if (this.Next == next)
{
AlignNext(next);
return;
}
var oldnext = this.Next;
RemoveNext();
if (next.Prev != null)
{
next.Prev.RemoveNext();
}
var oldnext = RemoveNext();
next.Left = this.Left;
next.Top = this.Top + this.GetItemHeight();
next.ParentId = this.Id;
next.Parent = this;
next.Prev = this;
this.Next = next;
if (next.Next != null)
{
next.AlignNext(next.Next);
}
if (oldnext != null)
if (oldnext != null && first == true)
{
System.Windows.Application.Current?.Dispatcher.BeginInvoke(new Action(async () => {
await Task.Delay(10);
GetLast().AddNext(oldnext);
GetLast().AddNext(oldnext, false);
}));
}
@@ -79,14 +84,19 @@ namespace AIStudio.Wpf.DiagramDesigner
}
}
public void RemoveNext()
public BlockDesignerItemViewModel RemoveNext()
{
var next = this.Next;
if (next != null)
{
next.ParentId = new Guid();
next.Parent = null;
next.Prev = null;
this.Next = null;
return next;
}
else
{
return null;
}
}
@@ -177,6 +187,13 @@ namespace AIStudio.Wpf.DiagramDesigner
{
return Parent as BlockDesignerItemViewModel;
}
set
{
if (Parent != value)
{
Parent = value;
}
}
}
public BlockDesignerItemViewModel Next
@@ -223,9 +240,9 @@ namespace AIStudio.Wpf.DiagramDesigner
var parent = this.Next;
if (parent != null)
{
while (parent.Parent != null)
while (parent.Prev != null)
{
parent = parent.Parent as BlockDesignerItemViewModel;
parent = Prev;
}
}
return parent;
@@ -387,12 +404,12 @@ namespace AIStudio.Wpf.DiagramDesigner
{
List<BlockDesignerItemTempLink> links = new List<BlockDesignerItemTempLink>();
foreach (var block in blocks.OrderBy(p => p.BlockLevel).ToList())
{
{
bool success = false;
foreach (var link in links)
{
if (link.Items.LastOrDefault() == block.Prev)
{
{
link.Items.Add(block);
success = true;
}

117
AIStudio.Wpf.DiagramDesigner/ViewModels/BlockViewModel/BlockDesignerItemViewModelHelper.cs
View File

@@ -4,6 +4,7 @@ using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Documents;
namespace AIStudio.Wpf.DiagramDesigner
{
@@ -33,64 +34,75 @@ namespace AIStudio.Wpf.DiagramDesigner
FullyCreatedConnectorInfo parent = null;
FullyCreatedConnectorInfo next = null;
foreach (var port in items.SelectMany(n => n.Connectors).OfType<BlockConnectorInfo>())
foreach (var item in items)
{
//已经被连接的不允许在顶部吸附了
if ((port.Orientation == ConnectorOrientation.Top || port.Orientation == ConnectorOrientation.Left) && port.DataItem.Prev != null)
bool success = false;
foreach (var port in item.Connectors.OfType<BlockConnectorInfo>())
{
continue;
}
foreach (var port2 in blockDesignerItemTempLink.Connectors)
{
//parent
if (parent == null)
//已经被连接的不允许在顶部吸附了
if ((port.Orientation == ConnectorOrientation.Top || port.Orientation == ConnectorOrientation.Left) && port.DataItem.Prev != null)
{
if ((port.Orientation == ConnectorOrientation.Right && port2.Orientation == ConnectorOrientation.Left)
|| (port.Orientation == ConnectorOrientation.Bottom && port2.Orientation == ConnectorOrientation.Top))
continue;
}
foreach (var port2 in blockDesignerItemTempLink.Connectors.OfType<BlockConnectorInfo>())
{
//parent
if (parent == null)
{
if (port.Position.DistanceTo(port2.Position) < diagramViewModel.DiagramOption.SnappingOption.SnappingRadius)
if ((port.Orientation == ConnectorOrientation.Right && port2.Orientation == ConnectorOrientation.Left)
|| (port.Orientation == ConnectorOrientation.Bottom && port2.Orientation == ConnectorOrientation.Top))
{
port.DataItem.ShowConnectors = true;
if (port2.CanAttachTo(port) == true)
{
diagramViewModel.AddAttachTo(port, true);
parent = port;
continue;
}
else
{
diagramViewModel.AddAttachTo(port, false);
}
if (port.DistanceTo(port2) < diagramViewModel.DiagramOption.SnappingOption.BlockSnappingRadius)
{
port.DataItem.ShowConnectors = true;
if (port2.CanAttachTo(port) == true)
{
diagramViewModel.AddAttachTo(port, true);
parent = port;
success = true;
break;
}
else
{
diagramViewModel.AddAttachTo(port, false);
}
}
}
}
//next
if (next == null)
{
if ((port.Orientation == ConnectorOrientation.Left && port2.Orientation == ConnectorOrientation.Right)
|| (port.Orientation == ConnectorOrientation.Top && port2.Orientation == ConnectorOrientation.Bottom))
{
if (port.Position.DistanceTo(port2.Position) < diagramViewModel.DiagramOption.SnappingOption.BlockSnappingRadius)
{
port.DataItem.ShowConnectors = true;
if (port2.CanAttachTo(port) == true)
{
diagramViewModel.AddAttachTo(port, true);
next = port;
success = true;
break;
}
else
{
diagramViewModel.AddAttachTo(port, false);
}
}
}
}
}
//next
if (next == null)
if (success)
{
if ((port.Orientation == ConnectorOrientation.Left && port2.Orientation == ConnectorOrientation.Right)
|| (port.Orientation == ConnectorOrientation.Top && port2.Orientation == ConnectorOrientation.Bottom))
{
if (port.Position.DistanceTo(port2.Position) < diagramViewModel.DiagramOption.SnappingOption.SnappingRadius)
{
port.DataItem.ShowConnectors = true;
if (port2.CanAttachTo(port) == true)
{
diagramViewModel.AddAttachTo(port, true);
next = port;
continue;
}
else
{
diagramViewModel.AddAttachTo(port, false);
}
}
}
break;
}
}
}
@@ -172,6 +184,11 @@ namespace AIStudio.Wpf.DiagramDesigner
{
diagramViewModel.ClearAttachTo();
var links = BlockDesignerItemTempLink.Build(blocks);
blocks.ToList().ForEach(p => {
p.ZIndex = int.MaxValue;
});
foreach (BlockDesignerItemTempLink item in links)
{
var container = diagramViewModel.FindNearContainerToAttachTo(item);
@@ -195,6 +212,10 @@ namespace AIStudio.Wpf.DiagramDesigner
{
var links = BlockDesignerItemTempLink.Build(blocks);
blocks.ToList().ForEach(p => {
p.ZIndex = diagramViewModel.Items.Any() ? diagramViewModel.Items.Where(q => q.ZIndex != int.MaxValue).Max(r => r.ZIndex) + 1 : 0;
});
foreach (BlockDesignerItemTempLink item in links)
{
var container = diagramViewModel.FindNearContainerToAttachTo(item);
@@ -246,7 +267,7 @@ namespace AIStudio.Wpf.DiagramDesigner
}
}
}
diagramViewModel.ClearAttachTo();
}
}