module Rabbit::Renderer::Pixmap::Base
Attributes
filename[RW]
height[RW]
pango_context[RW]
width[RW]
Public Class Methods
new(canvas, width=nil, height=nil)
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Calls superclass method
Rabbit::Renderer::Base.new
# File lib/rabbit/renderer/pixmap/base.rb, line 18 def initialize(canvas, width=nil, height=nil) super(canvas) @width = width @height = height @filename = nil init_dummy_pixmap init_color @pango_context = nil end
Public Instance Methods
create_pango_context()
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# File lib/rabbit/renderer/pixmap/base.rb, line 68 def create_pango_context context = Gtk::Invisible.new.create_pango_context set_font_resolution(context) context end
draw_slide(slide, simulation)
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Calls superclass method
# File lib/rabbit/renderer/pixmap/base.rb, line 85 def draw_slide(slide, simulation) init_pixmap(slide, simulation) super end
index_mode_off()
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# File lib/rabbit/renderer/pixmap/base.rb, line 46 def index_mode_off end
index_mode_on()
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# File lib/rabbit/renderer/pixmap/base.rb, line 43 def index_mode_on end
make_layout(text)
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# File lib/rabbit/renderer/pixmap/base.rb, line 55 def make_layout(text) attrs, text = Pango.parse_markup(text) layout = Pango::Layout.new(@pango_context || create_pango_context) layout.text = text layout.set_attributes(attrs) layout end
post_apply_theme()
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# File lib/rabbit/renderer/pixmap/base.rb, line 28 def post_apply_theme end
post_move(old_index, index)
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# File lib/rabbit/renderer/pixmap/base.rb, line 31 def post_move(old_index, index) end
post_move_in_slide(old_index, index)
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# File lib/rabbit/renderer/pixmap/base.rb, line 34 def post_move_in_slide(old_index, index) end
post_parse()
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# File lib/rabbit/renderer/pixmap/base.rb, line 40 def post_parse end
post_to_pixbuf(canceled)
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# File lib/rabbit/renderer/pixmap/base.rb, line 82 def post_to_pixbuf(canceled) end
post_toggle_index_mode()
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# File lib/rabbit/renderer/pixmap/base.rb, line 52 def post_toggle_index_mode end
pre_parse()
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# File lib/rabbit/renderer/pixmap/base.rb, line 37 def pre_parse end
pre_to_pixbuf(slide_size)
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# File lib/rabbit/renderer/pixmap/base.rb, line 74 def pre_to_pixbuf(slide_size) end
pre_toggle_index_mode()
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# File lib/rabbit/renderer/pixmap/base.rb, line 49 def pre_toggle_index_mode end
to_pixbuf(slide)
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# File lib/rabbit/renderer/pixmap/base.rb, line 63 def to_pixbuf(slide) slide.draw(@canvas) Utils.drawable_to_pixbuf(@pixmap) end
to_pixbufing(i)
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# File lib/rabbit/renderer/pixmap/base.rb, line 77 def to_pixbufing(i) Utils.process_pending_events true end
Private Instance Methods
depth()
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# File lib/rabbit/renderer/pixmap/base.rb, line 96 def depth @@depth ||= ScreenInfo.screen_depth end
init_color()
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Calls superclass method
Rabbit::Renderer::Base#init_color
# File lib/rabbit/renderer/pixmap/base.rb, line 91 def init_color super init_engine_color end
init_dpi()
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# File lib/rabbit/renderer/pixmap/base.rb, line 104 def init_dpi @x_dpi = ScreenInfo.screen_x_resolution @y_dpi = ScreenInfo.screen_y_resolution end
init_dummy_pixmap()
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# File lib/rabbit/renderer/pixmap/base.rb, line 119 def init_dummy_pixmap @pixmap = Gdk::Pixmap.new(nil, 1, 1, depth) init_gl_capability(@pixmap) init_renderer(@pixmap) end
init_pixmap(slide, simulation)
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# File lib/rabbit/renderer/pixmap/base.rb, line 109 def init_pixmap(slide, simulation) if simulation if @pixmap.nil? or @pixmap.size != [@width, @height] @pixmap = Gdk::Pixmap.new(nil, @width, @height, depth) init_gl_capability(@pixmap) end init_renderer(@pixmap) end end
off_screen_renderer?()
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# File lib/rabbit/renderer/pixmap/base.rb, line 100 def off_screen_renderer? true end