zhusenlin/aistudio-wpf-diagram
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艾竹
2022-12-04 23:07:20 +08:00
parent dc42f75610
commit 0487857d7b
30 changed files with 1621 additions and 383 deletions
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42
AIStudio.Wpf.DiagramDesigner/Controls/DesignerCanvas.cs
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@@ -25,6 +25,21 @@ namespace AIStudio.Wpf.DiagramDesigner
private Point? rubberbandSelectionStartPoint = null;
private DrawMode VectorLineDrawMode
{
get
{
if (_viewModel.VectorLineDrawMode != null)
{
return _viewModel.VectorLineDrawMode.Value;
}
else
{
return _service.DrawModeViewModel.VectorLineDrawMode;
}
}
}
#region GridCellSize
public static readonly DependencyProperty GridCellSizeProperty =
@@ -188,7 +203,7 @@ namespace AIStudio.Wpf.DiagramDesigner
Rect rectangleBounds = sourceConnector.TransformToVisual(this).TransformBounds(new Rect(sourceConnector.RenderSize));
Point point = new Point(rectangleBounds.Left + (rectangleBounds.Width / 2),
rectangleBounds.Bottom + (rectangleBounds.Height / 2));
partialConnection = new ConnectorViewModel(sourceDataItem, new PartCreatedConnectionInfo(point), _service.DrawModeViewModel.VectorLineDrawMode);
partialConnection = new ConnectorViewModel(sourceDataItem, new PartCreatedConnectionInfo(point), VectorLineDrawMode);
_viewModel.DirectAddItemCommand.Execute(partialConnection);
}
}
@@ -209,7 +224,7 @@ namespace AIStudio.Wpf.DiagramDesigner
Rect rectangleBounds = new Rect(sourceConnectorInfo.DataItem.Left, sourceConnectorInfo.DataItem.Top, 3, 3);
Point point = new Point(rectangleBounds.Left + (rectangleBounds.Width / 2),
rectangleBounds.Bottom + (rectangleBounds.Height / 2));
partialConnection = new ConnectorViewModel(sourceConnectorInfo, new PartCreatedConnectionInfo(point), _service.DrawModeViewModel.VectorLineDrawMode);
partialConnection = new ConnectorViewModel(sourceConnectorInfo, new PartCreatedConnectionInfo(point), VectorLineDrawMode);
_viewModel.DirectAddItemCommand.Execute(partialConnection);
}
}
@@ -218,6 +233,7 @@ namespace AIStudio.Wpf.DiagramDesigner
protected override void OnMouseDown(MouseButtonEventArgs e)
{
base.OnMouseDown(e);
if (_viewModel.IsReadOnly) return;
if (_service.DrawModeViewModel.CursorMode == CursorMode.Format)
{
@@ -271,6 +287,8 @@ namespace AIStudio.Wpf.DiagramDesigner
{
base.OnMouseMove(e);
if (_viewModel.IsReadOnly) return;
Point currentPoint = e.GetPosition(this);
_viewModel.CurrentPoint = currentPoint;
var point = CursorPointManager.GetCursorPosition();
@@ -323,6 +341,8 @@ namespace AIStudio.Wpf.DiagramDesigner
{
base.OnMouseUp(e);
if (_viewModel.IsReadOnly) return;
if (_service.DrawModeViewModel.GetDrawMode() == DrawMode.DirectLine)
{
return;
@@ -341,7 +361,7 @@ namespace AIStudio.Wpf.DiagramDesigner
int indexOfLastTempConnection = sinkDataItem.DataItem.Parent.Items.Count - 1;
sinkDataItem.DataItem.Parent.DirectRemoveItemCommand.Execute(
sinkDataItem.DataItem.Parent.Items[indexOfLastTempConnection]);
sinkDataItem.DataItem.Parent.AddItemCommand.Execute(new ConnectorViewModel(sourceDataItem, sinkDataItem, _service.DrawModeViewModel.VectorLineDrawMode));
sinkDataItem.DataItem.Parent.AddItemCommand.Execute(new ConnectorViewModel(sourceDataItem, sinkDataItem, VectorLineDrawMode));
}
else if (_service.DrawModeViewModel.GetDrawMode() == DrawMode.ConnectingLine && connectorsHit.Count() == 1)
{
@@ -352,7 +372,7 @@ namespace AIStudio.Wpf.DiagramDesigner
_viewModel.DirectRemoveItemCommand.Execute(_viewModel.Items[indexOfLastTempConnection]);
_viewModel.DirectAddItemCommand.Execute(pointItemView);
var connector = new ConnectorViewModel(sourceDataItem, sinkDataItem, _service.DrawModeViewModel.VectorLineDrawMode);
var connector = new ConnectorViewModel(sourceDataItem, sinkDataItem, VectorLineDrawMode);
_viewModel.AddItemCommand.Execute(connector);
sourceDataItem.DataItem.ZIndex++;
@@ -380,6 +400,8 @@ namespace AIStudio.Wpf.DiagramDesigner
{
base.OnPreviewKeyDown(e);
if (_viewModel.IsReadOnly) return;
if (e.Key == Key.Left)
{
if (_viewModel.SelectedItems != null)
@@ -472,6 +494,9 @@ namespace AIStudio.Wpf.DiagramDesigner
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
if (_viewModel.IsReadOnly) return;
DragObject dragObject = e.Data.GetData(typeof(DragObject)) as DragObject;
if (dragObject != null)
{
@@ -480,17 +505,22 @@ namespace AIStudio.Wpf.DiagramDesigner
DesignerItemViewModelBase itemBase = null;
if (dragObject.DesignerItem != null)
{
itemBase = (DesignerItemViewModelBase)Activator.CreateInstance(dragObject.ContentType, null, dragObject.DesignerItem);
itemBase = (DesignerItemViewModelBase)Activator.CreateInstance(dragObject.ContentType, _viewModel, dragObject.DesignerItem);
}
else
{
itemBase = (DesignerItemViewModelBase)Activator.CreateInstance(dragObject.ContentType);
itemBase.Icon = dragObject.Icon;
itemBase.ColorViewModel = CopyHelper.Mapper(dragObject.ColorViewModel);
if (dragObject.DesiredSize != null)
{
itemBase.ItemWidth = dragObject.DesiredSize.Value.Width;
itemBase.ItemHeight = dragObject.DesiredSize.Value.Height;
}
}
itemBase.Left = Math.Max(0, position.X - itemBase.ItemWidth / 2);
itemBase.Top = Math.Max(0, position.Y - itemBase.ItemHeight / 2);
(DataContext as IDiagramViewModel).AddItemCommand.Execute(itemBase);
_viewModel.AddItemCommand.Execute(itemBase);
}
var dragFile = e.Data.GetData(DataFormats.FileDrop);
if (dragFile != null && dragFile is string[] files)