Module: RubyBeamer

Defined in:
lib/ruby-beamer.rb,
lib/ruby-beamer/text.rb,
lib/ruby-beamer/beamer.rb,
lib/ruby-beamer/common.rb,
lib/ruby-beamer/constants.rb,
lib/ruby-beamer/create-beamer-doc.rb

Defined Under Namespace

Classes: Hash

Constant Summary collapse

VERSION = 
'0.0.1'
ONE_LINERS = 
{
    :bold => :textbf,
    :em => :em,
    :huge => :huge,
    :footnote => :footnotesize,
    :teletype => :tt,
    :structure => :structure,
    :vspace => :vspace,
    :only => :only
}
TEXT_WIDTH = 
"\\textwidth"
TEXT_HEIGHT = 
"\\textheight"
PAGE_WIDTH = 
"\\pagewidth"
PAGE_HEIGHT = 
"\\pageheight"
NEWLINE = 
"\\\\"
SECTION = 
"\\insertsection"
SUB_SECTION = 
"\\insertsubsection"

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/text.rb', line 17

def method_missing(method, *args, &block)
    return super if not ONE_LINERS.has_key? method
    create_oneline_block(ONE_LINERS[method], args.to_beamer_hash, &block)
end

Instance Method Details

#__beamer_get_options(*args) ⇒ Object 



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# File 'lib/ruby-beamer/common.rb', line 36

def __beamer_get_options(*args)
    values = args.to_beamer_hash.inject([]) {|values, tuple| values << "#{tuple[0]}#{"=" if tuple[1]}#{tuple[1]}" }
    return "" if values.empty?
    return "[" + values.join(",") + "]"
end

#__get_property_options(properties) ⇒ Object 



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# File 'lib/ruby-beamer/create-beamer-doc.rb', line 2

def __get_property_options(properties)
    return nil if not properties
    return "{#{properties}}" if properties.is_a? String
    return "[#{properties[0]}]{#{properties[1]}}"
end

#__output_line_from(args, property) ⇒ Object 



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# File 'lib/ruby-beamer/create-beamer-doc.rb', line 8

def __output_line_from(args, property)
    options = __get_property_options args[property]
    output "\\#{property}#{options}\n" if options
end

#__print_block(starting, separator, content_start, ending, args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/common.rb', line 42

def __print_block(starting, separator, content_start, ending, args, &block)
    block_args = (args.delete :arguments) || ""
    appear_on = ("<#{args.delete :on}>" if args.has_key? :on) || ""

    output starting, appear_on, block_args, separator, content_start
    content = yield if block
    output content, separator if content
    output ending, "\n"
end

#__wrap_in_section(type, title, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 42

def __wrap_in_section(type, title, &block)
    create_oneline_block(type) {title}
    content = yield if block
    output content, "\n" if content
end

#beamer_document(args = {}, &block) ⇒ Object 



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# File 'lib/ruby-beamer/create-beamer-doc.rb', line 13

def beamer_document(args = {}, &block)
    theme = args[:theme] || "default"
    global_options = args[:global_options]

    output "\\documentclass", ("[#{global_options}]" if global_options) || "", "{beamer}\n"
    output "\\usetheme{#{theme}}\n"

    __output_line_from args, :title
    __output_line_from args, :subtitle
    __output_line_from args, :author
    __output_line_from args, :date

    output "\\setbeamertemplate{navigation symbols}{}\n" if args[:disable_navigation]

    create_block :document, &block
end

#block(title, *args, &passed_block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 6

def block(title, *args, &passed_block)
    create_block(:block, args.to_beamer_hash.merge!(:arguments => "{#{title}}"), &passed_block)
end

#center(*args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/text.rb', line 2

def center(*args, &block)
    create_block(:center, args.to_beamer_hash, &block)
end

#create_block(type, args = {}, &block) ⇒ Object 



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# File 'lib/ruby-beamer/common.rb', line 52

def create_block(type, args = {}, &block)
    __print_block("\\begin{#{type}}", "\n", "", "\\end{#{type}}", args, &block)
end

#create_oneline_block(type, args = {}, &block) ⇒ Object 



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# File 'lib/ruby-beamer/common.rb', line 56

def create_oneline_block(type, args = {}, &block)
    __print_block("\\#{type}", "", "{", "}", args, &block)
end

#frame(title = nil, *args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 2

def frame(title = nil, *args, &block)
    create_block(:frame, args.to_beamer_hash.merge!(:arguments => "{#{title}}"), &block)
end

#image(path, *arguments) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 36

def image(path, *arguments)
    hash = arguments.to_beamer_hash
    hash.set_beamer_arguments_from(:width, :height)
    create_oneline_block(:includegraphics, hash) { path }
end

#item(*args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 18

def item(*args, &block)
    text = args.shift if args[0].is_a? String
    block = lambda { text } if text
    create_oneline_block(:item, args.to_beamer_hash, &block)
end

#itemized_list(*args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 14

def itemized_list(*args, &block)
    create_block(:itemize, args.to_beamer_hash, &block)
end

#new_line ⇒ Object 



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# File 'lib/ruby-beamer/common.rb', line 65

def new_line
    text { "\\\\" }
end

#resize_box(width, height, *args, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 10

def resize_box(width, height, *args, &block)
    create_oneline_block(:resizebox, args.to_beamer_hash.merge!(:arguments => "{#{width}}{#{height}}"), &block)
end

#responds_to?(method) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby-beamer/text.rb', line 22

def responds_to?(method)
    super or ONE_LINERS.has_key? method
end

#section(title, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 48

def section(title, &block)
    __wrap_in_section(:section, title, &block)
end

#sub_section(title, &block) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 52

def sub_section(title, &block)
    __wrap_in_section(:subsection, title, &block)
end

#table_of_contents_frame(title, *arguments) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 30

def table_of_contents_frame(title, *arguments)
    hash = arguments.to_beamer_hash
    hash.set_beamer_arguments_from :currentsection, :hideothersubsections, :section, :hideallsubsections
    frame(title) { create_oneline_block(:tableofcontents, hash) }
end

#text ⇒ Object 



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# File 'lib/ruby-beamer/common.rb', line 60

def text
    content = yield
    output content if content
end

#title_frame(*args) ⇒ Object 



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# File 'lib/ruby-beamer/beamer.rb', line 24

def title_frame(*args)
    hash = args.to_beamer_hash
    hash.set_beamer_arguments_from :plain
    create_block(:frame, hash) { "\\titlepage" }
end