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• ascii-graphs_2.9.1
• 0.0.4
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• LayerInfo.scala

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com.github.mdr.ascii.layout.coordAssign.LayerInfo.scala Maven / Gradle / Ivy

package com.github.mdr.ascii.layout.coordAssign

import com.github.mdr.ascii.common.Translatable
import com.github.mdr.ascii.layout.layering.RealVertex
import com.github.mdr.ascii.layout.layering.Vertex
import com.github.mdr.ascii.util.Utils
import com.github.mdr.ascii.util.Utils._

/**
 * VertexInfo's for all the vertices in a single layer.
 */
case class LayerInfo(vertexInfos: Map[Vertex, VertexInfo]) extends Translatable[LayerInfo] {

  def vertexInfo(v: Vertex): Option[VertexInfo] = vertexInfos.get(v)

  def isEmpty = vertexInfos.isEmpty

  def maxRow = vertexInfos.values.map(_.greaterRegion.bottomRow).fold(0)(_ max _)

  def maxColumn = vertexInfos.values.map(_.greaterRegion.rightColumn).fold(0)(_ max _)

  private def getSelfEdgeBuffer(vertexInfo: VertexInfo) =
    if (vertexInfo.selfInPorts.size > 0) (vertexInfo.selfInPorts.size + 1) else 0
  def topSelfEdgeBuffer: Int = vertexInfos.values.map(getSelfEdgeBuffer).fold(0)(_ max _)

  def translate(down: Int = 0, right: Int = 0) =
    copy(vertexInfos = transformValues(vertexInfos)(_.translate(down, right)))

  def realVertexInfos: List[(RealVertex, VertexInfo)] = vertexInfos.toList.collect {
    case (vertex: RealVertex, info) ⇒ (vertex, info)
  }

}