Class: Rabbit::Element::IndexSlide

Inherits:
Object
  • Object
show all
Includes:
SlideElement
Defined in:
lib/rabbit/element/index-slide.rb

Constant Summary collapse

ROW_NUMBER = 
4
COLUMN_NUMBER = 
4

Constants included from GetText

GetText::DOMAIN

Instance Attribute Summary

Attributes included from SlideElement

#drawing_index, #index, #transition

Attributes included from ContainerElement

#elements

Attributes included from Base

#base_h, #base_w, #base_x, #base_y, #default_margin_bottom, #default_margin_left, #default_margin_right, #default_margin_top, #default_padding_bottom, #default_padding_left, #default_padding_right, #default_padding_top, #default_visible, #h, #horizontal_centering, #margin_bottom, #margin_left, #margin_right, #margin_top, #padding_bottom, #padding_left, #padding_right, #padding_top, #parent, #ph, #pw, #px, #py, #real_simulation, #user_property, #vertical_centering, #w, #x, #y

Class Method Summary collapse

Instance Method Summary collapse

Methods included from SlideElement

#clear_theme, #clear_transition, #clear_waiting, #draw, #first?, #flush, #initialize, #last?, #move_to_next, #move_to_previous, #register_default_wait_proc, #register_wait_proc, #size_ratio, #slide, #waited_draw_procs

Methods included from BlockElement

#adjust_y_padding, #inline_element?

Methods included from ContainerElement

#<<, #[], #[]=, #_width, #clear_theme, #compile, #compile_elements, #compile_horizontal, #compile_horizontal_element, #delete, #dirty?, #draw_element, #draw_elements, #have_tag?, #have_wait_tag?, #height, #initialize, #inspect, #prop_delete, #prop_get, #prop_set, #replace_element, #substitute_text, #text, #to_rd, #unshift, #width

Methods included from Base

#[], #[]=, #add_default_prop, #adjust_x_centering, #adjust_y_margin, #adjust_y_padding, #available_w, #centering_adjusted_height, #centering_adjusted_width, #clear_margin, #clear_padding, #clear_theme, #clone, #compile, #compile_element, #compile_for_horizontal_centering, #compile_horizontal, #default_prop, #dirty!, #dirty?, #do_horizontal_centering, #do_horizontal_centering?, #do_vertical_centering?, #draw, #font, #have_tag?, #have_wait_tag?, #height, #hide, #if_dirty, #init_default_margin, #init_default_padding, #init_default_visible, #initialize, #inline_element?, #inspect, #margin_set, #margin_with, #match?, #next_element, #padding_set, #padding_with, #previous_element, #prop_delete, #prop_get, #prop_set, #prop_value, #reset_horizontal_centering, #restore_x_margin, #restore_x_padding, #setup_margin, #setup_padding, #show, #slide, #substitute_newline, #substitute_text, #text_renderer?, #visible?, #wait, #width

Methods included from Base::DrawHook

#clear_draw_procs, def_draw_hook, def_draw_hooks

Methods included from Utils

arg_list, collect_classes_under_module, collect_modules_under_module, collect_under_module, combination, compute_bottom_y, compute_left_x, compute_right_x, compute_top_y, corresponding_class_under_module, corresponding_module_under_module, corresponding_objects, drawable_to_pixbuf, ensure_time, events_pending_available?, extract_four_way, find_path_in_load_path, init_by_constants_as_default_value, move_to, move_to_bottom_left, move_to_bottom_right, move_to_top_left, move_to_top_right, parse_four_way, process_pending_events, process_pending_events_proc, quartz?, require_files_under_directory_in_load_path, require_safe, split_number_to_minute_and_second, stringify_hash_key, support_console_input?, support_console_output?, syntax_highlighting_debug?, time, to_class_name, unescape_title, windows?

Methods included from GetText

included

Class Method Details

.make_index_slides(canvas) ⇒ Object 



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# File 'lib/rabbit/element/index-slide.rb', line 48

def make_index_slides(canvas)
  width = canvas.width.to_f / (COLUMN_NUMBER + 1)
  height = canvas.height.to_f / (ROW_NUMBER + 1)
  default_margin_top = (height / (ROW_NUMBER + 1) / 2).ceil
  default_margin_bottom = default_margin_top
  default_margin_left = (width / (COLUMN_NUMBER + 1) / 2).ceil
  default_margin_right = default_margin_left

  thumbnails = make_thumbnails(canvas, width, height)
  return [] unless thumbnails

  max_per_slide = ROW_NUMBER * COLUMN_NUMBER
  thumbnail_rows_set = []
  thumbnails.each_with_index do |thumbnail, slide_number|
    if slide_number.remainder(max_per_slide).zero?
      thumbnail_rows_set << []
    end
    if slide_number.remainder(ROW_NUMBER).zero?
      row = IndexThumbnailRow.new
      row.default_margin_top = default_margin_top
      row.default_margin_bottom = default_margin_bottom
      row.default_margin_left = default_margin_left
      row.default_margin_right = default_margin_right
      row.clear_theme
      thumbnail_rows_set.last << row
    end
    thumbnail_rows_set.last.last << thumbnail
  end

  thumbnail_rows_set.collect do |rows|
    index_slide = new(rows)
    index_slide.default_margin_top = default_margin_top
    index_slide.default_margin_bottom = default_margin_bottom
    index_slide.default_margin_left = default_margin_left
    index_slide.default_margin_right = default_margin_right
    index_slide.clear_theme
    index_slide
  end
end

.make_thumbnails(canvas, width, height) ⇒ Object 



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# File 'lib/rabbit/element/index-slide.rb', line 15

def make_thumbnails(canvas, width, height)
  maker = make_thumbnail_maker(canvas, width, height)
  maker.apply_theme(canvas.theme_name) if canvas.theme_name

  canvas.source_force_modified(true) do |source|
    maker.parse(source)
  end

  thumbnails = []
  number_of_slide = maker.slide_size - 1
  canvas.renderer.pre_to_pixbuf(number_of_slide)
  canceled = false
  maker.each_slide_pixbuf do |slide, pixbuf, slide_number|
    if canvas.renderer.to_pixbufing(slide_number)
      thumbnails << IndexThumbnail.new(pixbuf,
                                       maker.slide_title(slide_number),
                                       slide_number,
                                       number_of_slide)
    else
      canceled = true
    end
    !canceled
  end
  canvas.renderer.post_to_pixbuf(canceled)
  maker.quit

  if canceled
    nil
  else
    thumbnails
  end
end

Instance Method Details

#slide_number(canvas, x, y) ⇒ Object 



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# File 'lib/rabbit/element/index-slide.rb', line 106

def slide_number(canvas, x, y)
  column = (COLUMN_NUMBER * (x / canvas.width)).to_i
  row = (ROW_NUMBER * (y / canvas.height)).to_i
  thumb = self[row] && self[row][column]
  if thumb
    thumb.number
  else
    nil
  end
end

#title ⇒ Object 



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# File 'lib/rabbit/element/index-slide.rb', line 102

def title
  _("Index")
end

#to_html(generator) ⇒ Object 



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# File 'lib/rabbit/element/index-slide.rb', line 117

def to_html(generator)
  "<div class=\"index-slide\">\n#{super}\n</div>"
end