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Size: 864 Bytes
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Contents
#!/usr/bin/env ruby -w
require 'rmagick'
# Demonstrate the Draw#text_align method
canvas = Magick::Image.new(200, 100)
gc = Magick::Draw.new
# Draw three samples of text, each using
# a different alignment constant. Put the
# samples on different points on the y-axis
# so we can tell them apart.
gc.stroke('transparent')
gc.pointsize(16)
gc.fill('red')
gc.text_align(Magick::RightAlign)
gc.text(100, 30, 'RightAlign')
gc.fill('blue')
gc.text_align(Magick::CenterAlign)
gc.text(100, 50, 'CenterAlign')
gc.fill('green')
gc.text_align(Magick::LeftAlign)
gc.text(100, 70, 'LeftAlign')
# Now draw lines to show the points
# to which each sample is aligned.
gc.stroke('gray50')
gc.line(100, 10, 100, 90)
gc.line( 98, 30, 102, 30)
gc.line( 98, 50, 102, 50)
gc.line( 98, 70, 102, 70)
gc.draw(canvas)
canvas.border!(1,1,'gray50')
canvas.write('text_align.gif')
exit
Version data entries
13 entries across 13 versions & 3 rubygems