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箭头位置，指向连接点的中心

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艾竹
2023-01-15 22:17:46 +08:00
parent 5bdf10445f
commit 718d8c01e9
9 changed files with 102 additions and 28 deletions
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6
AIStudio.Wpf.DiagramDesigner/PathGenerators/PathGenerators.Boundary.cs
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@@ -16,8 +16,8 @@ namespace AIStudio.Wpf.DiagramDesigner
route = GetRouteWithMiddlePoints(_, link, route);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowPathStyle == ArrowPathStyle.None ? 0d : (double)link.ColorViewModel.LeftArrowSizeStyle);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowPathStyle == ArrowPathStyle.None ? 0d : (double)link.ColorViewModel.RightArrowPathStyle);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowSize);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowSize);
DoShift(route, link);
@@ -36,7 +36,7 @@ namespace AIStudio.Wpf.DiagramDesigner
link.SourceConnectorInfo.MiddlePosition,
link.SourceConnectorInfo.Orientation,
link.SinkConnectorInfo.MiddlePosition,
link.IsFullConnection ? link.SinkConnectorInfoFully.Orientation : (link.SinkConnectorInfo.Position.Y >= link.SourceConnectorInfo.Position.Y ? ConnectorOrientation.Top : ConnectorOrientation.Bottom),
link.IsFullConnection ? link.SinkConnectorInfoFully.Orientation : (link.SinkConnectorInfo.MiddlePosition.Y >= link.SourceConnectorInfo.MiddlePosition.Y ? ConnectorOrientation.Top : ConnectorOrientation.Bottom),
_.GridCellSize,
_.GridMargin);

4
AIStudio.Wpf.DiagramDesigner/PathGenerators/PathGenerators.Corner.cs
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@@ -19,8 +19,8 @@ namespace AIStudio.Wpf.DiagramDesigner
else
route = GetRouteWithPartConnectionLine(_, link, route);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowPathStyle == ArrowPathStyle.None ? 0d : (double)link.ColorViewModel.LeftArrowSizeStyle);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowPathStyle == ArrowPathStyle.None ? 0d : (double)link.ColorViewModel.RightArrowPathStyle);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowSize);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowSize);
DoShift(route, link);

8
AIStudio.Wpf.DiagramDesigner/PathGenerators/PathGenerators.Smooth.cs
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@@ -17,8 +17,8 @@ namespace AIStudio.Wpf.DiagramDesigner
route = GetRouteWithCurvePoints(link, route);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowPathStyle == ArrowPathStyle.None ? 0d : (double)link.ColorViewModel.LeftArrowSizeStyle);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowPathStyle == ArrowPathStyle.None ? 0d : (double)link.ColorViewModel.RightArrowPathStyle);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowSize);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowSize);
DoShift(route, link);
@@ -28,8 +28,8 @@ namespace AIStudio.Wpf.DiagramDesigner
private static PathGeneratorResult CurveThroughPoints(PointBase[] route, ConnectorViewModel link)
{
double sourceAngle = SourceMarkerAdjustement(route, (double)link.ColorViewModel.LeftArrowSizeStyle);
double targetAngle = TargetMarkerAdjustement(route, (double)link.ColorViewModel.RightArrowPathStyle);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowSize);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowSize);
BezierSpline.GetCurveControlPoints(route, out var firstControlPoints, out var secondControlPoints);
var paths = new string[firstControlPoints.Length];

4
AIStudio.Wpf.DiagramDesigner/PathGenerators/PathGenerators.Straight.cs
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@@ -9,8 +9,8 @@ namespace AIStudio.Wpf.DiagramDesigner
{
route = ConcatRouteAndSourceAndTarget(route, source, target);
double sourceAngle = SourceMarkerAdjustement(route, (double)link.ColorViewModel.LeftArrowSizeStyle);
double targetAngle = TargetMarkerAdjustement(route, (double)link.ColorViewModel.RightArrowPathStyle);
double sourceAngle = SourceMarkerAdjustement(route, link.ColorViewModel.LeftArrowSize);
double targetAngle = TargetMarkerAdjustement(route, link.ColorViewModel.RightArrowSize);
DoShift(route, link);

14
AIStudio.Wpf.DiagramDesigner/PathGenerators/PathGenerators.Utils.cs
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@@ -9,18 +9,20 @@ namespace AIStudio.Wpf.DiagramDesigner
public static double SourceMarkerAdjustement(PointBase[] route, double markerWidth)
{
var angleInRadians = Math.Atan2(route[1].Y - route[0].Y, route[1].X - route[0].X) + Math.PI;
var xChange = markerWidth * Math.Cos(angleInRadians);
var yChange = markerWidth * Math.Sin(angleInRadians);
route[0] = new PointBase(route[0].X - xChange, route[0].Y - yChange);
//不需要留出箭头的位置
//var xChange = markerWidth * Math.Cos(angleInRadians);
//var yChange = markerWidth * Math.Sin(angleInRadians);
//route[0] = new PointBase(route[0].X - xChange, route[0].Y - yChange);
return angleInRadians * 180 / Math.PI;
}
public static double TargetMarkerAdjustement(PointBase[] route, double markerWidth)
{
var angleInRadians = Math.Atan2(route[route.Length - 1].Y - route[route.Length - 2].Y, route[route.Length - 1].X - route[route.Length - 2].X);
var xChange = markerWidth * Math.Cos(angleInRadians);
var yChange = markerWidth * Math.Sin(angleInRadians);
route[route.Length - 1] = new PointBase(route[route.Length - 1].X - xChange, route[route.Length - 1].Y - yChange);
//不需要留出箭头的位置
//var xChange = markerWidth * Math.Cos(angleInRadians);
//var yChange = markerWidth * Math.Sin(angleInRadians);
//route[route.Length - 1] = new PointBase(route[route.Length - 1].X - xChange, route[route.Length - 1].Y - yChange);
return angleInRadians * 180 / Math.PI;
}