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67 lines
1.9 KiB
Ruby
67 lines
1.9 KiB
Ruby
# Note: this requires you to have Gosu and TexPlay installed.
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# `gem install gosu`
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# `gem install texplay`
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#
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# Extra instructions for installing Gosu on Linux can be found here:
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# http://code.google.com/p/gosu/wiki/GettingStartedOnLinux
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#
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# Instructions for using TexPlay can be found here:
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# http://banisterfiend.wordpress.com/2008/08/23/texplay-an-image-manipulation-tool-for-ruby-and-gosu/
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#
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# Have fun! :)
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require File.expand_path(File.join(File.dirname(__FILE__), 'helper'))
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WIDTH = 640
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HEIGHT = 480
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IMAGE_PROMPT = [ proc { "(image edit)> " }, proc { "(image edit)* " } ]
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class ImageCommands < Pry::CommandBase
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command "drawing_methods", "Show a list of TexPlay methods" do
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output.puts "#{Pry.view(TexPlay.public_instance_methods)}"
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end
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command "exit", "Exit the program." do
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output.puts "Thanks for dropping by!"
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exit
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end
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import_from Pry::Commands, "ls", "!"
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end
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class WinClass < Gosu::Window
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def initialize
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super(WIDTH, HEIGHT, false)
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@img = TexPlay.create_image(self, 200, 200).clear :color => :black
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@img.rect 0, 0, @img.width - 1, @img.height - 1
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@binding = Pry.binding_for(@img)
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@pry_instance = Pry.new(:commands => ImageCommands, :prompt => IMAGE_PROMPT)
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end
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def draw
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@img.draw_rot(WIDTH / 2, HEIGHT / 2, 1, 0, 0.5, 0.5)
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end
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def update
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exit if button_down?(Gosu::KbEscape)
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# We do not want a REPL session as the loop prevents the image
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# being updated; instead we do a REP session, and let the image
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# update each time the user presses enter. We maintain the same
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# binding object to keep locals between calls to `Pry#rep()`
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@pry_instance.rep(@binding)
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end
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end
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puts "Welcome to ImageEdit; type `help` for a list of commands and `drawing_methods` for a list of drawing methods available."
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puts "--"
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puts "Example: Try typing 'circle width/2, height/2, 95, :color => :blue, :fill => true'"
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puts "If you want to save your image, type: save(\"img.png\")"
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w = WinClass.new
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w.show
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