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# require 'squib' require_relative '../../lib/squib' # By default Squib will simply warn you if an image is missing # Instead, you can give it a `placeholder` Squib.configure img_missing: :silent # no warnings, no errors, no placeholder # Squib.configure img_missing: :warn # default # Squib.configure img_missing: :error # pre Squib v0.18 behavior... blech Squib::Deck.new(width: 100, height: 100, cards: 3) do background color: :white files = %w(angler-fish.png does-not-exist.png) # last one is nil png file: files, placeholder: 'grit.png' save_sheet columns: 1, prefix: 'placeholder_sheet_' end # Placeholders can be per-image too. # What if a placeholder is specified but doesn't exist? It'll always warn. Squib.configure img_missing: :warn # default Squib::Deck.new(width: 100, height: 100, cards: 4) do background color: :white files = %w(angler-fish.png does-not-exist.png does-not-exist.png does-not-exist.png) placeholders = %w(grit.png does-not-exist.png grit.png ) png file: files, placeholder: placeholders # text embeds can have placeholders too text(str: 'A', color: :red) do |embed| embed.png key: 'A', file: files, placeholder: placeholders, width: 30, height: 30 end save_sheet columns: 1, prefix: 'multi_placeholder_sheet_' end # Do errors work? # If you REALLY want the old, pre-Squib v0.18 functionality # ...you can still have it # This is really more of a regression test than example. Squib.configure img_missing: :error Squib::Deck.new(width: 100, height: 100, cards: 1) do begin png file: 'does-not-exist.png' # no placeholder... should error! raise Exception.new 'Runtime Error should have been thrown!' rescue RuntimeError => e # a runtime error should have happened here. So nothing happens. Good. Squib.logger.error 'Yay! An error we expected was thrown.' end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
---|---|
squib-0.18.0 | samples/images/_placeholders.rb |