Module: Rabbit::Renderer::Base

Extended by:
Forwardable
Includes:
ERB::Util, DirtyCount, GetText
Included in:
Display::Base, Pixmap::Base, Pixmap::GDK, Print::Base
Defined in:
lib/rabbit/renderer/base.rb

Constant Summary

Constants included from DirtyCount

DirtyCount::TOO_DIRTY

Constants included from GetText

GetText::DOMAIN

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from DirtyCount

#bit_dirty, #dirty, #dirty?, #dirty_count_clean, #very_dirty

Methods included from GetText

N_, _, bindtextdomain, locale=

Instance Attribute Details

#adjustment_x ⇒ Object

Returns the value of attribute adjustment_x.



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# File 'lib/rabbit/renderer/base.rb', line 35

def adjustment_x
  @adjustment_x
end

#adjustment_y ⇒ Object

Returns the value of attribute adjustment_y.



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# File 'lib/rabbit/renderer/base.rb', line 35

def adjustment_y
  @adjustment_y
end

#draw_scaled_image ⇒ Object

Returns the value of attribute draw_scaled_image.



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# File 'lib/rabbit/renderer/base.rb', line 38

def draw_scaled_image
  @draw_scaled_image
end

#gl_quaternion ⇒ Object

Returns the value of attribute gl_quaternion.



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# File 'lib/rabbit/renderer/base.rb', line 37

def gl_quaternion
  @gl_quaternion
end

#gl_scale ⇒ Object

Returns the value of attribute gl_scale.



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# File 'lib/rabbit/renderer/base.rb', line 37

def gl_scale
  @gl_scale
end

#graffiti_color ⇒ Object

Returns the value of attribute graffiti_color.



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# File 'lib/rabbit/renderer/base.rb', line 36

def graffiti_color
  @graffiti_color
end

#graffiti_line_width ⇒ Object

Returns the value of attribute graffiti_line_width.



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# File 'lib/rabbit/renderer/base.rb', line 36

def graffiti_line_width
  @graffiti_line_width
end

#margin_bottom ⇒ Object

Returns the value of attribute margin_bottom.



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# File 'lib/rabbit/renderer/base.rb', line 32

def margin_bottom
  @margin_bottom
end

#margin_left ⇒ Object

Returns the value of attribute margin_left.



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# File 'lib/rabbit/renderer/base.rb', line 31

def margin_left
  @margin_left
end

#margin_right ⇒ Object

Returns the value of attribute margin_right.



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# File 'lib/rabbit/renderer/base.rb', line 31

def margin_right
  @margin_right
end

#margin_top ⇒ Object

Returns the value of attribute margin_top.



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# File 'lib/rabbit/renderer/base.rb', line 32

def margin_top
  @margin_top
end

#page_margin_bottom ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 84

def page_margin_bottom
  @page_margin_bottom || 0
end

#page_margin_left ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 72

def page_margin_left
  @page_margin_left || 0
end

#page_margin_right ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 76

def page_margin_right
  @page_margin_right || 0
end

#page_margin_top ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 80

def page_margin_top
  @page_margin_top || 0
end

#paper_height ⇒ Object

Returns the value of attribute paper_height.



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# File 'lib/rabbit/renderer/base.rb', line 30

def paper_height
  @paper_height
end

#paper_width ⇒ Object

Returns the value of attribute paper_width.



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# File 'lib/rabbit/renderer/base.rb', line 30

def paper_width
  @paper_width
end

#progress_background ⇒ Object

Returns the value of attribute progress_background.



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# File 'lib/rabbit/renderer/base.rb', line 34

def progress_background
  @progress_background
end

#progress_foreground ⇒ Object

Returns the value of attribute progress_foreground.



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# File 'lib/rabbit/renderer/base.rb', line 33

def progress_foreground
  @progress_foreground
end

#slides_per_page ⇒ Object

Returns the value of attribute slides_per_page.



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# File 'lib/rabbit/renderer/base.rb', line 30

def slides_per_page
  @slides_per_page
end

#x_dpi ⇒ Object (readonly)

Returns the value of attribute x_dpi.



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# File 'lib/rabbit/renderer/base.rb', line 29

def x_dpi
  @x_dpi
end

#y_dpi ⇒ Object (readonly)

Returns the value of attribute y_dpi.



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# File 'lib/rabbit/renderer/base.rb', line 29

def y_dpi
  @y_dpi
end

Instance Method Details

#add_gesture_action(sequence, action, &block) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 266

def add_gesture_action(sequence, action, &block)
end

#blackouting? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 198

def blackouting?
  @blackout
end

#can_undo_graffiti? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 237

def can_undo_graffiti?
  false
end

#change_graffiti_color ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 263

def change_graffiti_color
end

#clean ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 178

def clean
  dirty_count_clean
end

#clean_if_dirty ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 182

def clean_if_dirty
  clean if dirty?
end

#clear_slide ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 115

def clear_slide
  current = @canvas.current_slide
  current.clear_waiting if current
end

#clear_theme ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 186

def clear_theme
  init_color
  clear_keys
  clear_progress_color
  clear_graffiti_config
  clear_gesture_actions
end

#confirm ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 161

def confirm
  true
end

#connect_key(keyval, modifier, flags, &block) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 257

def connect_key(keyval, modifier, flags, &block)
end

#create_pango_context ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 149

def create_pango_context
  Pango::Context.new
end

#disconnect_key(keyval, modifier) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 260

def disconnect_key(keyval, modifier)
end

#display? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 157

def display?
  false
end

#each_slide_pixbuf ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 125

def each_slide_pixbuf
  canvas = off_screen_canvas
  previous_index = canvas.current_index
  pre_to_pixbuf(canvas.slide_size)
  canceled = false
  canvas.slides.each_with_index do |slide, i|
    if !to_pixbufing(i) or !yield(slide, canvas.to_pixbuf(i), i)
      canceled = true
      break
    end
  end
  post_to_pixbuf(canceled)
  canvas.move_to_if_can(previous_index)
  canvas.activate("Quit") if canvas != @canvas
end

#expand_hole ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 241

def expand_hole
end

#font_families ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 88

def font_families
  if @font_families.nil? or @font_families.empty?
    @font_families = create_pango_context.families
  end
  @font_families
end

#gl_available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 222

def gl_available?
  @canvas.use_gl? and gl_supported?
end

#graffiti_mode? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 229

def graffiti_mode?
  false
end

#have_graffiti? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 233

def have_graffiti?
  false
end

#hiding? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 212

def hiding?
  @blackout or @whiteout
end

#initialize(canvas) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 42

def initialize(canvas)
  super()
  @canvas = canvas
  @font_families = nil
  @paper_width = nil
  @paper_height = nil
  @slides_per_page = nil
  @margin_left = nil
  @margin_right = nil
  @margin_top = nil
  @margin_bottom = nil
  @page_margin_left = nil
  @page_margin_right = nil
  @page_margin_top = nil
  @page_margin_bottom = nil
  @whiteout = false
  @blackout = false
  @list_id = 0
  @adjustment_x = 0
  @adjustment_y = 0
  @progress_foreground = nil
  @progress_background = nil
  @graffiti_color = nil
  @graffiti_line_width = nil
  @draw_scaled_image = true
  clean
  init_dpi
  init_gl_parameters
end

#narrow_hole ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 244

def narrow_hole
end

#off_screen_canvas ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 141

def off_screen_canvas
  if off_screen_renderer?
    @canvas
  else
    make_canvas_with_off_screen_renderer
  end
end

#post_init_gui ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 226

def post_init_gui
end

#print(&block) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 95

def print(&block)
  if printable?
    do_print(&block)
  else
    canvas = make_canvas_with_printable_renderer
    pre_print(canvas.slide_size)
    canceled = false
    canvas.print do |i|
      result = printing(i)
      canceled = !result
      result
    end
    post_print(canceled)
    canvas.activate("Quit")
  end
end

#printable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 153

def printable?
  false
end

#redraw ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 112

def redraw
end

#reset_adjustment ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 120

def reset_adjustment
  @adjustment_x = 0
  @adjustment_y = 0
end

#search_slide(forward = true) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 247

def search_slide(forward=true)
end

#searching? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 253

def searching?
  false
end

#setup_event(area) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 165

def setup_event(area)
end

#stop_slide_search ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 250

def stop_slide_search
end

#to_attrs(hash) ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 168

def to_attrs(hash)
  hash.collect do |key, value|
    if value
      "#{h key}='#{h value}'"
    else
      nil
    end
  end.compact.join(" ")
end

#toggle_blackout ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 207

def toggle_blackout
  @blackout = !@blackout
  @whiteout = false
end

#toggle_info_window ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 216

def toggle_info_window
end

#toggle_spotlight ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 219

def toggle_spotlight
end

#toggle_whiteout ⇒ Object 



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# File 'lib/rabbit/renderer/base.rb', line 202

def toggle_whiteout
  @blackout = false
  @whiteout = !@whiteout
end

#whiteouting? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabbit/renderer/base.rb', line 194

def whiteouting?
  @whiteout
end