Class: Ui::ReplayControls

Inherits:
Ui_ReplayControls show all
Defined in:
lib/roby/log/gui/replay_controls.rb,
lib/roby/log/gui/replay_controls_ui.rb

Constant Summary collapse

KEY_GOTO = 
Qt::KeySequence.new('g')

Instance Attribute Summary collapse

Attributes inherited from Ui_ReplayControls

#actionBookmarksAdd, #actionBookmarksLoad, #actionBookmarksSave, #actionBookmarksSaveAs, #actionBookmarksSetMark, #actionGoto, #bookmarks, #faster, #goto, #grp_play, #hboxLayout, #hboxLayout1, #hboxLayout2, #play, #play_step, #progress, #seek_start, #slower, #spacerItem, #speed, #textLabel1, #time_lcd, #vboxLayout, #vboxLayout1

Instance Method Summary collapse

Methods inherited from Ui_ReplayControls

#retranslateUi, #retranslate_ui, #setup_ui

Instance Attribute Details

#bookmarks_actions ⇒ Object (readonly)

Returns the value of attribute bookmarks_actions.



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# File 'lib/roby/log/gui/replay_controls.rb', line 7

def bookmarks_actions
  @bookmarks_actions
end

#bookmarks_file ⇒ Object (readonly)

Returns the value of attribute bookmarks_file.



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# File 'lib/roby/log/gui/replay_controls.rb', line 8

def bookmarks_file
  @bookmarks_file
end

#bookmarks_menu ⇒ Object (readonly)

Returns the value of attribute bookmarks_menu.



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# File 'lib/roby/log/gui/replay_controls.rb', line 6

def bookmarks_menu
  @bookmarks_menu
end

#bookmarks_start_mark ⇒ Object (readonly)

Returns the value of attribute bookmarks_start_mark.



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# File 'lib/roby/log/gui/replay_controls.rb', line 9

def bookmarks_start_mark
  @bookmarks_start_mark
end

#replay ⇒ Object (readonly)

Returns the value of attribute replay.



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# File 'lib/roby/log/gui/replay_controls.rb', line 4

def replay
  @replay
end

Instance Method Details

#handleGoto ⇒ Object 



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# File 'lib/roby/log/gui/replay_controls.rb', line 166

def handleGoto
	user_time = begin
			user_time = Qt::InputDialog.get_text nil, 'Going to ...', 
	"<html><b>Go to time</b><ul><li>use \'+\' for a relative jump forward</li><li>'-' for a relative jump backwards</li></ul></html>", 
	Qt::LineEdit::Normal, (user_time || @last_goto || "")
			return unless user_time && !user_time.empty?

			@last_goto = user_time
			if user_time =~ /^\s*([\+\-@])(.*)/
   op = $1
   user_time = $2
			end
			user_time = Time.from_hms(user_time)

  rescue ArgumentError
			Qt::MessageBox.warning nil, "Invalid user_time", "Invalid user_time: #{$!.message}", "OK"
			retry
  end

	unless replay.first_sample
 replay.seek(nil)
	end

	user_time = if !op
			replay.first_sample + (user_time - Time.at(0))
  elsif op != "@"
			replay.time.send(op, user_time - Time.at(0))
  else
			user_time
  end

	replay.seek(user_time)
end

#load_bookmarks(file = nil) ⇒ Object 



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# File 'lib/roby/log/gui/replay_controls.rb', line 13

def load_bookmarks(file = nil)
	file ||= Qt::FileDialog.get_open_file_name replay, "Load bookmarks"
	unless !file || file.empty?
 replay.bookmarks.clear

 list = File.open(file) { |io| YAML.load(io) }
 list.each do |name, times|
		replay.bookmarks[name] = times.map { |t| Time.from_hms(t) if t }
 end
 update_bookmarks_menu

 @bookmarks_file = file
 actionBookmarksSave.enabled = true
	end
end

#save_bookmarks ⇒ Object 



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# File 'lib/roby/log/gui/replay_controls.rb', line 38

def save_bookmarks
	data = replay.bookmarks.inject(Hash.new) do |data, (name, times)|
 data[name] = times.map { |t| t.to_hms if t }
 data
	end
	File.open(bookmarks_file, 'w') do |io|
 YAML.dump(data, io)
	end
end

#save_bookmarks_as ⇒ Object 



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# File 'lib/roby/log/gui/replay_controls.rb', line 29

def save_bookmarks_as
	file = Qt::FileDialog.get_save_file_name replay, "Save bookmarks"
	unless !file || file.empty?
 @bookmarks_file = file
 actionBookmarksSave.enabled = true
 save_bookmarks
	end
end

#setupUi(replay, widget) ⇒ Object 



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# File 'lib/roby/log/gui/replay_controls.rb', line 85

def setupUi(replay, widget)
	@replay = replay
	super(widget)

	@bookmarks_actions = []
	bookmarks.menu = @bookmarks_menu = Qt::Menu.new
	bookmarks_menu.add_action actionBookmarksSave
	bookmarks_menu.add_action actionBookmarksSaveAs
	bookmarks_menu.add_action actionBookmarksLoad
	bookmarks_menu.add_separator
	bookmarks_menu.add_action actionBookmarksSetMark
	bookmarks_menu.add_action actionBookmarksAdd
	bookmarks_menu.add_separator
	actionBookmarksLoad.connect(SIGNAL(:triggered)) { load_bookmarks }
	actionBookmarksSaveAs.connect(SIGNAL(:triggered)) { save_bookmarks_as }
	actionBookmarksSave.connect(SIGNAL(:triggered)) { save_bookmarks }
	actionBookmarksSetMark.connect(SIGNAL(:triggered)) do
 @bookmarks_start_mark = replay.time
 update_bookmarks_menu
	end
	actionBookmarksAdd.connect(SIGNAL(:triggered)) do
 new_name = Qt::InputDialog.get_text widget, "New bookmark", "Name: "
 unless new_name && new_name.empty?
		replay.bookmarks[new_name] = [bookmarks_start_mark, replay.time]
		update_bookmarks_menu
 end
	end
	update_bookmarks_menu

	goto.connect(SIGNAL(:clicked)) do
 handleGoto
	end
	shortcut = Qt::Shortcut.new(KEY_GOTO, widget)
	shortcut.context = Qt::ApplicationShortcut
	shortcut.connect(SIGNAL(:activated)) do
 handleGoto
	end

	seek_start.connect(SIGNAL(:clicked)) do
 replay.seek(nil)
	end
	faster.connect(SIGNAL('clicked()')) do
 speed = replay.play_speed
 factor = speed < 1 ? 10 : 1
 speed = Float(Integer(factor * speed) + 1.0) / factor
 slower.enabled = (speed > 0.1)
 replay.play_speed = speed
	end
	slower.connect(SIGNAL('clicked()')) do
 speed = replay.play_speed
 factor = speed <= 1 ? 10 : 1
 speed = Float(Integer(factor * speed) - 1.0) / factor
 slower.enabled = (speed > 0.1)
 replay.play_speed = speed
	end
	speed.connect(SIGNAL('editingFinished()')) do
 begin
		new_speed = Float(speed.text)
		if new_speed <= 0
  raise ArgumentError, "negative values are not allowed for speed"
		end
		replay.play_speed = new_speed
 rescue ArgumentError
		Qt::MessageBox.warning nil, "Invalid speed", "Invalid value for speed \"#{ui_controls.speed.text}\": #{$!.message}"
		self.play_speed = play_speed
 end
	end

	play.connect(SIGNAL("clicked()")) do
 if play.checked?
		replay.play
 else
		replay.stop
 end
 seek_start.enabled = play_step.enabled = !play.checked?
	end
	play_step.connect(SIGNAL("clicked()")) do
 replay.play_step
	end
end

#update_bookmarks_menu ⇒ Object 



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# File 'lib/roby/log/gui/replay_controls.rb', line 49

def update_bookmarks_menu
	bookmarks_actions.each do |action|
 bookmarks_menu.remove_action action
	end
	bookmarks_actions.clear

	bookmarks = replay.bookmarks.sort_by { |name, time| time }
	bookmarks.unshift(["Mark", [bookmarks_start_mark, nil]]) if bookmarks_start_mark

	bookmarks.each do |name, range|
 start_time, end_time = if replay.first_sample
       # Handle sub-millisecond rounding effects
       range.map do |t| 
	   if t
	       ((t - replay.first_sample) * 1000).round / 1000.0
	   end
       end
   else 
       range.map { |t| t.to_hms if t }
   end

 display = if start_time && end_time
 "#{start_time} - #{end_time}"
    else
 (start_time || end_time).to_s
    end

 action = Qt::Action.new "#{name} (#{display})", bookmarks_menu
 action.connect(SIGNAL(:triggered)) do
		range.each { |t| replay.seek(t) if t }
 end
 bookmarks_actions << action
 bookmarks_menu.add_action action
	end
end