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• ascii-graphs_2.9.2
• 0.0.4
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• VertexInfo.scala

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

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

import com.github.mdr.ascii.common.Translatable
import com.github.mdr.ascii.common.Point
import com.github.mdr.ascii.common.Region
import com.github.mdr.ascii.util.Utils
import com.github.mdr.ascii.layout.layering.Edge

/**
 * Info for rendering a vertex.
 *
 * @param region - area allocated to the vertex box.
 * @param greaterRegion - area including the zone for self-edges to be drawn
 * @param inEdgeToPortMap - map of incoming edges to the points they connect to on the vertex box.
 * @param outEdgeToPortMap - map of outgoing edges to the points they connect to on the vertex box.
 */
case class VertexInfo(
  boxRegion: Region,
  greaterRegion: Region,
  inEdgeToPortMap: Map[Edge, Point],
  outEdgeToPortMap: Map[Edge, Point],
  selfInPorts: List[Point],
  selfOutPorts: List[Point])
    extends Translatable[VertexInfo] {

  /**
   * Region inside the vertex box
   */
  def contentRegion: Region =
    boxRegion.copy(topLeft = boxRegion.topLeft.down.right, bottomRight = boxRegion.bottomRight.up.left)

  def translate(down: Int = 0, right: Int = 0): VertexInfo =
    VertexInfo(
      boxRegion.translate(down, right),
      greaterRegion.translate(down, right),
      Utils.transformValues(inEdgeToPortMap)(_.translate(down, right)),
      Utils.transformValues(outEdgeToPortMap)(_.translate(down, right)),
      selfInPorts.map(_.translate(down, right)),
      selfOutPorts.map(_.translate(down, right)))

  def setLeft(column: Int): VertexInfo = translate(right = column - boxRegion.leftColumn)

}