Font

Table of Contents

• new
• nchars
• offset
• width
• height

• new

  function

  create font object

  format

  font = GD::Font.new(font_name)
  font_name : "Giant", "Small", "Large", "Medium", "Tiny"

  source

  font = GD::Font.new('Giant')
  im.string(font, 20, 20, "Giant", blue)
  im.string(GD::Font::GiantFont, 100, 20, "Giant", red)
  
  font = GD::Font.new('Large')
  im.string(font, 20, 40, "Large", blue)
  im.string(GD::Font::LargeFont, 100, 40, "Large", red)
  
  font = GD::Font.new('Medium')
  im.string(font, 20, 60, "Medium", blue)
  im.string(GD::Font::MediumBoldFont, 100, 60, "Medium", red)
  
  font = GD::Font.new('Small')
  im.string(font, 20, 80, "Small", blue)
  im.string(GD::Font::SmallFont, 100, 80, "Small", red)
  
  font = GD::Font.new('Tiny')
  im.string(font, 20, 100, "Tiny", blue)
  im.string(GD::Font::TinyFont, 100, 100, "Tiny", red)
  

  output

  

• nchars

  function

  return the number of characters in the font

  format

  characters = font.nchars

  source | font_nchars.rb

  font = GD::Font.new('Giant')
  STDERR.print font.nchars, "\n"
  
  font = GD::Font.new('Small')
  STDERR.print font.nchars, "\n"
  
  font = GD::Font.new('Large')
  STDERR.print font.nchars, "\n"
  
  font = GD::Font.new('Medium')
  STDERR.print font.nchars, "\n"
  
  font = GD::Font.new('Tiny')
  STDERR.print font.nchars, "\n"
  

  output

  128
  96
  96
  128
  128
  

  note

  probably print figure of gdFont*Rep in gdfont*.c

• offset

  function

  return the ASCII value of the first character in the font

  format

  first_character_no = font.offset

  source | font_offset.rb

  font = GD::Font.new('Giant')
  STDERR.print font.offset, "\n"
  
  font = GD::Font.new('Small')
  STDERR.print font.offset, "\n"
  
  font = GD::Font.new('Large')
  STDERR.print font.offset, "\n"
  
  font = GD::Font.new('Medium')
  STDERR.print font.offset, "\n"
  
  font = GD::Font.new('Tiny')
  STDERR.print font.offset, "\n"
  

  output

  0
  32
  32
  0
  0
  

  note

  probably print figure of gdFont*Rep in gdfont*.c

• width

  function

  return the width of the font

  format

  width = font.width

  source | font_width.rb

  font = GD::Font.new('Giant')
  STDERR.print font.width, "\n"
  
  font = GD::Font.new('Large')
  STDERR.print font.width, "\n"
  
  font = GD::Font.new('Medium')
  STDERR.print font.width, "\n"
  
  font = GD::Font.new('Small')
  STDERR.print font.width, "\n"
  
  font = GD::Font.new('Tiny')
  STDERR.print font.width, "\n"
  

  output

  9
  8
  7
  6
  5
  

  note

  probably print figure of gdFont*Rep in gdfont*.c

• height

  function

  return the height of the font

  format

  height = font.height

  source | font_height.rb

  font = GD::Font.new('Giant')
  STDERR.print font.height, "\n"
  
  font = GD::Font.new('Large')
  STDERR.print font.height, "\n"
  
  font = GD::Font.new('Medium')
  STDERR.print font.height, "\n"
  
  font = GD::Font.new('Small')
  STDERR.print font.height, "\n"
  
  font = GD::Font.new('Tiny')
  STDERR.print font.height, "\n"
  

  output

  15
  16
  13
  12
  8
  

  note

  probably print figure of gdFont*Rep in gdfont*.c