ipycanvas: Interactive Canvas in Jupyter # Try it online # You can try ipycanvas, without the need of installing anything on your computer, using mybinder by clicking on this badge: Or you can run it directly in your browser using JupyterLite!!

Feb 13, 2023 · Small utility to make simple drawings in Jupyter notebooks with ipycanvas and ipywidgets. Useful for getting quick user input in research prototypes, e.g., for masking or annotation. Create a simple drawing interface. Check out the notebook in examples for a more complete example.

Oct 25, 2019 · ipycanvas exposes the Canvas API to IPython, making it possible to draw anything you want on a Jupyter Notebook directly in Python! Anything is possible, you can draw custom heatmaps from NumPy arrays, you can implement your own 2D video-game, or you can create yet another IPython plotting library!

Apr 8, 2019 · Is there a simple and user friendly tool that can be used within a jupyter-notebook to let the user draw something in black on a white space (let say of size (x,y) pixels) after running a cell? The drawing has to be returned (or even temporarily saved) as an array/image which can then be used by numpy for example.

Jun 9, 2016 · I'm connecting to a remote jupyter server, so I think everything needs to be inline. I've read some stuff about bokeh, and it seems like it might be useful, but I don't know where to start. This seems pretty easy with javascript, but I cant figure out how to get javasctipt to run in jupyter. At least not when its more than just a line or 2.

interact(plot_func, freq = widgets.FloatSlider(value=7.5, min=1, max=5.0, step=0.5)) After moving the slider to 4.0, I have: while I just want one figure to change as I move the slider. How can I achieve this? (I am using Python 2.7, matplotlib 2.0 and I have just updated notebook and jupyter to the latest version. let me know if further info ...

Optimizing drawings # By default, the Python Canvas object sends all the drawings commands like fill_rect and arc one by one through the widgets communication layer.

ipycanvas Interactive Canvas in Jupyter ipycanvas is a lightweight, fast and stable library exposing the browser's Canvas API to IPython. It allows you to draw simple primitives directly from Python like text, lines, polygons, arcs, images etc. This simple toolset allows you to draw literally anything! Try it online!

It allows you to draw simple primitives directly from Python like text, lines, polygons, arcs, images etc. This simple toolset allows you to draw literally anything!

Draw data directly from a NumPy array. Create your own plotting library fully in Python.