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constants

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Júlio César Batista 2022-11-28 13:08:52 -08:00
parent 909f9fc6c9
commit 918ad5d96e
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2 changed files with 6 additions and 7 deletions
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4
d2layouts/d2sequence/constants.go
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@ -1,7 +1,7 @@
package d2sequence
// min horizontal pad for actors, or edge labels, to consider the min distance between them
const MIN_HORIZONTAL_PAD = 50.
// leaves at least 25 units of space on the left/right when computing the space required between actors
const HORIZONTAL_PAD = 50.
const MIN_ACTOR_DISTANCE = 200.

9
d2layouts/d2sequence/layout.go
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@ -12,16 +12,15 @@ import (
)
func Layout(ctx context.Context, g *d2graph.Graph) (err error) {
pad := MIN_HORIZONTAL_PAD
edgeYStep := MIN_EDGE_DISTANCE
actorXStep := MIN_ACTOR_DISTANCE
maxActorHeight := 0.
for _, edge := range g.Edges {
edgeYStep = math.Max(edgeYStep, float64(edge.LabelDimensions.Height)+pad)
actorXStep = math.Max(actorXStep, float64(edge.LabelDimensions.Width)+pad)
maxActorHeight = math.Max(maxActorHeight, edge.Src.Height+pad)
maxActorHeight = math.Max(maxActorHeight, edge.Dst.Height+pad)
edgeYStep = math.Max(edgeYStep, float64(edge.LabelDimensions.Height)+HORIZONTAL_PAD)
actorXStep = math.Max(actorXStep, float64(edge.LabelDimensions.Width)+HORIZONTAL_PAD)
maxActorHeight = math.Max(maxActorHeight, edge.Src.Height+HORIZONTAL_PAD)
maxActorHeight = math.Max(maxActorHeight, edge.Dst.Height+HORIZONTAL_PAD)
}
placeActors(g.Objects, maxActorHeight, actorXStep)