class TaskJuggler::GanttContainer

The GanttContainer represents a container task (task with sub-tasks).

Public Class Methods

new(lineHeight, xStart, xEnd, y) click to toggle source

Create a GanttContainer object based on the following information: line is a reference to the GanttLine. xStart is the left edge of the task in chart coordinates. xEnd is the right edge. The container extends over the edges due to the shape of the jags.

# File lib/taskjuggler/reports/GanttContainer.rb, line 30
def initialize(lineHeight, xStart, xEnd, y)
  @lineHeight = lineHeight
  @start = xStart
  @end = xEnd
  @y = y
end

Public Instance Methods

addBlockedZones(router) click to toggle source

# File lib/taskjuggler/reports/GanttContainer.rb, line 59
def addBlockedZones(router)
  # Horizontal block
  router.addZone(@start - @@size, @y + (@lineHeight / 2) - @@size - 2,
                 @end - @start + 1 + 2 * @@size, 2 * @@size + 5, true,
                 false)
  # Block for arrowhead.
  router.addZone(@start - @@size - 9, @y + (@lineHeight / 2) - 7, 10, 15,
                 true, true)
  # Vertical block for end cap
  router.addZone(@start - @@size - 2, @y, 2 * @@size + 5, @lineHeight,
                 false, true)
  router.addZone(@end - @@size - 2, @y, 2 * @@size + 5, @lineHeight,
                 false, true)
end

endDepLineEnd() click to toggle source

Return the point [ x, y ] where task end dependency lines should end at.

# File lib/taskjuggler/reports/GanttContainer.rb, line 55
def endDepLineEnd
  [ @end, @y + @lineHeight / 2 ]
end

endDepLineStart() click to toggle source

Return the point [ x, y ] where task end dependency lines should start from.

# File lib/taskjuggler/reports/GanttContainer.rb, line 50
def endDepLineStart
  [ @end + @@size, @y + @lineHeight / 2 ]
end

startDepLineEnd() click to toggle source

Return the point [ x, y ] where task start dependency lines should end at.

# File lib/taskjuggler/reports/GanttContainer.rb, line 44
def startDepLineEnd
  [ @start - @@size, @y + @lineHeight / 2 ]
end

startDepLineStart() click to toggle source

Return the point [ x, y ] where task start dependency lines should start from.

# File lib/taskjuggler/reports/GanttContainer.rb, line 39
def startDepLineStart
  [ @start, @y + @lineHeight / 2 ]
end

to_html() click to toggle source

Convert the abstact representation of the GanttContainer into HTML elements.

# File lib/taskjuggler/reports/GanttContainer.rb, line 76
def to_html
  xStart = @start.to_i
  yCenter = (@lineHeight / 2).to_i
  width = @end.to_i - @start.to_i + 1

  html = []

  # Invisible trigger frame for tooltips.
  html << rectToHTML(xStart - @@size, 0, width + 2 * @@size, @lineHeight,
                     'tj_gantt_frame')

  # The bar
  html << rectToHTML(xStart - @@size, yCenter - @@size,
                     width + 2 * @@size, @@size, 'containerbar')
  # The left jag
  html << jagToHTML(xStart, yCenter)
  # The right jag
  html << jagToHTML(xStart + width, yCenter)

  html
end