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aquaplot

Join the chat at https://gitter.im/crystal-data/aquaplot

AquaPlot is a data visualization library for crystal-lang. It provides an easy to user interface to create visually appealing charts. This project is currently in extremely unstable and active development. Contributions are both welcomed and encouraged, to get this library to a stable and useful state.

Installation

  1. Add the dependency to your shard.yml:

    dependencies:
      aquaplot:
        github: crystal-data/aquaplot
  2. Run shards install

Usage

Gnuplot is required. Please review your operating system's installation instructions to install the library.

require "aquaplot"

Function Charts

fns = ["sin(x)", "cos(x)", "tan(x)", "atan(x)", "asin(x)"].map do |fn|
  AquaPlot::Function.new fn
end

plt = AquaPlot::Plot.new fns
plt.show
plt.close

aquaplot chart

3D Function Charts

fns = ["x**2 + y**2", "x**2 - y**2", "x**2 * y**2", "x**2 / y**2"].map do |fn|
  AquaPlot::Function.new fn
end

plt = AquaPlot::Plot3D.new fns
plt.set_key("left box")
plt.show
plt.close

aquaplot 3d chart

2D Line Charts

lines = (1...5).map do |n|
  AquaPlot::Line.new (0...10).map { |el| Random.rand(50) }, title: "Line #{n}"
end

lines[0].show_points
lines[1].set_linewidth 1

plt = AquaPlot::Plot.new lines

plt.set_title("Showing Some Options")

plt.show
plt.close

aquaplot 3d chart

Development

TODO: Write development instructions here

Contributing

  1. Fork it (https://github.com/crystal-data/aquaplot/fork)
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request

Contributors

About

AquaPlot is a data visualization library for crystal-lang (https://crystal-lang.org/). Currently in very early development and the API is not at all stable.

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