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offset修复一半

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艾竹
2023-03-28 23:16:56 +08:00
parent 72da084f15
commit b4d7f13111
10 changed files with 139 additions and 108 deletions
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31
AIStudio.Wpf.DiagramDesigner/Controls/DragThumb.cs
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@@ -29,7 +29,7 @@ namespace AIStudio.Wpf.DiagramDesigner.Controls
private bool drag;
private void DragThumb_DragStarted(object sender, DragStartedEventArgs e)
{
GetDesignerCanvas(this)?.Focus();
GetDesignerCanvas(this)?.Focus();
drag = false;
SelectableDesignerItemViewModelBase designerItem = this.DataContext as SelectableDesignerItemViewModelBase;
@@ -61,7 +61,7 @@ namespace AIStudio.Wpf.DiagramDesigner.Controls
DiagramViewModel.DoCommandManager.BeginDo = true;
foreach (DesignerItemViewModelBase item in designerItems.OfType<DesignerItemViewModelBase>())
{
{
item.SetOldValue(item.TopLeft, nameof(item.TopLeft));
}
@@ -75,7 +75,11 @@ namespace AIStudio.Wpf.DiagramDesigner.Controls
private void DragThumb_DragCompleted(object sender, DragCompletedEventArgs e)
{
if (drag == false) return;
if (drag == false)
{
DiagramViewModel.DoCommandManager.BeginDo = false;
return;
}
if (designerItems != null)
{
@@ -84,9 +88,9 @@ namespace AIStudio.Wpf.DiagramDesigner.Controls
item.SetCellAlignment();
}
Dictionary<DesignerItemViewModelBase, Tuple<PointBase, PointBase>> infos =
designerItems.OfType<DesignerItemViewModelBase>().ToDictionary(p => p,
p => new Tuple<PointBase, PointBase>(p.GetOldValue< PointBase >(nameof(p.TopLeft)), p.TopLeft));
Dictionary<DesignerItemViewModelBase, Tuple<PointBase, PointBase>> infos =
designerItems.OfType<DesignerItemViewModelBase>().ToDictionary(p => p,
p => new Tuple<PointBase, PointBase>(p.GetOldValue<PointBase>(nameof(p.TopLeft)), p.TopLeft));
DiagramViewModel.DoCommandManager.BeginDo = false;
DiagramViewModel.DoCommandManager.DoNewCommand(this.ToString(),
() => {
@@ -110,23 +114,12 @@ namespace AIStudio.Wpf.DiagramDesigner.Controls
drag = true;
if (designerItems != null)
{
double minLeft = double.MaxValue;
double minTop = double.MaxValue;
foreach (DesignerItemViewModelBase item in designerItems.OfType<DesignerItemViewModelBase>())
{
double left = item.Left;
double top = item.Top;
minLeft = double.IsNaN(left) ? 0 : Math.Min(left, minLeft);
minTop = double.IsNaN(top) ? 0 : Math.Min(top, minTop);
double deltaHorizontal = Math.Max(-minLeft, e.HorizontalChange);
double deltaVertical = Math.Max(-minTop, e.VerticalChange);
item.Left += deltaHorizontal;
item.Top += deltaVertical;
item.Left += e.HorizontalChange;
item.Top += e.VerticalChange;
}
e.Handled = true;
}
}