From 3a0bab35c342c6a325aec4b31e1759227244bd44 Mon Sep 17 00:00:00 2001 From: Mayank Mohapatra <125661248+Mayank77maruti@users.noreply.github.com> Date: Sun, 23 Feb 2025 16:53:22 +0000 Subject: [PATCH] try --- d2layouts/d2cycle/layout.go | 37 +++++ .../txtar/cycle-diagram/dagre/board.exp.json | 24 +-- .../txtar/cycle-diagram/dagre/sketch.exp.svg | 152 +++++++++--------- .../txtar/cycle-diagram/elk/board.exp.json | 24 +-- .../txtar/cycle-diagram/elk/sketch.exp.svg | 152 +++++++++--------- 5 files changed, 213 insertions(+), 176 deletions(-) diff --git a/d2layouts/d2cycle/layout.go b/d2layouts/d2cycle/layout.go index c63eb2039..a2bc268ec 100644 --- a/d2layouts/d2cycle/layout.go +++ b/d2layouts/d2cycle/layout.go @@ -104,6 +104,43 @@ func createCircularArc(edge *d2graph.Edge) { edge.Route = path edge.IsCurve = true + + // Adjust the last segment to ensure proper arrowhead direction + if len(edge.Route) >= 2 { + lastIndex := len(edge.Route) - 1 + lastPoint := edge.Route[lastIndex] + secondLastPoint := edge.Route[lastIndex-1] + + // Calculate tangent direction (perpendicular to radius vector) + tangentX := -lastPoint.Y + tangentY := lastPoint.X + mag := math.Hypot(tangentX, tangentY) + if mag > 0 { + tangentX /= mag + tangentY /= mag + } + const MIN_SEGMENT_LEN = 10.0 + // Calculate current segment direction + dx := lastPoint.X - secondLastPoint.X + dy := lastPoint.Y - secondLastPoint.Y + segLength := math.Hypot(dx, dy) + if segLength > 0 { + currentDirX := dx / segLength + currentDirY := dy / segLength + + // Check if we need to adjust the direction + if segLength < MIN_SEGMENT_LEN || (currentDirX*tangentX+currentDirY*tangentY) < 0.999 { + // Create new point along tangent direction + adjustLength := MIN_SEGMENT_LEN // Now float64 + if segLength >= MIN_SEGMENT_LEN { + adjustLength = segLength // Both are float64 now + } + newSecondLastX := lastPoint.X - tangentX*adjustLength + newSecondLastY := lastPoint.Y - tangentY*adjustLength + edge.Route[lastIndex-1] = geo.NewPoint(newSecondLastX, newSecondLastY) + } + } + } } diff --git a/e2etests/testdata/txtar/cycle-diagram/dagre/board.exp.json b/e2etests/testdata/txtar/cycle-diagram/dagre/board.exp.json index 78ed2dffe..f260b0886 100644 --- a/e2etests/testdata/txtar/cycle-diagram/dagre/board.exp.json +++ b/e2etests/testdata/txtar/cycle-diagram/dagre/board.exp.json @@ -864,8 +864,8 @@ "y": -37.47600173950195 }, { - "x": 197.02099609375, - "y": -34.3849983215332 + "x": 195.6020050048828, + "y": -42.86199951171875 }, { "x": 197.2519989013672, @@ -1228,8 +1228,8 @@ "y": 197.53700256347656 }, { - "x": 28.18000030517578, - "y": 198.00399780273438 + "x": 36.4109992980957, + "y": 196.90499877929688 }, { "x": 26.5, @@ -1592,8 +1592,8 @@ "y": 37.47600173950195 }, { - "x": -197.02099609375, - "y": 34.3849983215332 + "x": -195.6020050048828, + "y": 42.86199951171875 }, { "x": -197.2519989013672, @@ -1972,8 +1972,8 @@ "y": 111.8030014038086 }, { - "x": 701.875, - "y": 115.77300262451172 + "x": 704.7830200195312, + "y": 107.5770034790039 }, { "x": 701.4329833984375, @@ -2336,8 +2336,8 @@ "y": 186.90899658203125 }, { - "x": 364.3710021972656, - "y": 183.8260040283203 + "x": 370.2919921875, + "y": 190.46800231933594 }, { "x": 363.6419982910156, @@ -2740,8 +2740,8 @@ "y": 196.45700073242188 }, { - "x": 1003.2860107421875, - "y": 197.53700256347656 + "x": 1008.4110107421875, + "y": 196.89300537109375 }, { "x": 998.5, diff --git a/e2etests/testdata/txtar/cycle-diagram/dagre/sketch.exp.svg b/e2etests/testdata/txtar/cycle-diagram/dagre/sketch.exp.svg index 015478d74..037adcdac 100644 --- a/e2etests/testdata/txtar/cycle-diagram/dagre/sketch.exp.svg +++ b/e2etests/testdata/txtar/cycle-diagram/dagre/sketch.exp.svg @@ -1,9 +1,9 @@ -abcdabcab + .d2-2450559997 .fill-N1{fill:#0A0F25;} + .d2-2450559997 .fill-N2{fill:#676C7E;} + .d2-2450559997 .fill-N3{fill:#9499AB;} + .d2-2450559997 .fill-N4{fill:#CFD2DD;} + .d2-2450559997 .fill-N5{fill:#DEE1EB;} + .d2-2450559997 .fill-N6{fill:#EEF1F8;} + 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