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Adapt velocity layer for an easier use with a ColormapControl #1035
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48a3804
Adapt velocity layer re-building the color_scale list from a linear c…
HaudinFlorence e4f1554
Update ipyleaflet/velocity.py
HaudinFlorence 33f2e0d
Fix a bug in defining rgb_str in velocity.py.
HaudinFlorence 1b04500
Update ipyleaflet/velocity.py
HaudinFlorence 0df1c37
Update examples/Velocity_with_colormap.ipynb
HaudinFlorence 75f3f86
Change color_scale into a private attribute, listen to its change in …
HaudinFlorence f3340e0
Revert the change of making color_scale a private attribute that is o…
HaudinFlorence 6dec92f
Rebase with master and update to include the logics of subitems, name…
HaudinFlorence 7c5a482
Update Velocity_with_colormap.ipynb
HaudinFlorence bd851e3
Update ipyleaflet/velocity.py
HaudinFlorence 2af2de0
Update ipyleaflet/velocity.py
HaudinFlorence c5c83bf
Update js/src/layers/Velocity.js
HaudinFlorence 127283e
Remove caption in Velocity layer and in colormap Control, since it ca…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| { | ||
| "cells": [ | ||
| { | ||
| "cell_type": "markdown", | ||
| "metadata": {}, | ||
| "source": [ | ||
| "You will need to install the following packages:\n", | ||
| "- `ipyleaflet`\n", | ||
| "- `requests`\n", | ||
| "- `xarray`\n", | ||
| "- `netcdf4`" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "# Set up for JupyterLite\n", | ||
| "try:\n", | ||
| " import piplite\n", | ||
| " await piplite.install('ipyleaflet')\n", | ||
| "except ImportError:\n", | ||
| " pass" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "import ipyleaflet\n", | ||
| "from ipyleaflet.velocity import Velocity\n", | ||
| "import xarray as xr\n", | ||
| "from branca.colormap import linear" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "center = [44.33956524809713, -130.60546875000003]\n", | ||
| "zoom = 3\n", | ||
| "m = ipyleaflet.Map(\n", | ||
| " center=center,\n", | ||
| " zoom=zoom,\n", | ||
| " interpolation=\"nearest\",\n", | ||
| " basemap=ipyleaflet.basemaps.CartoDB.DarkMatter,\n", | ||
| ")" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "import os\n", | ||
| "\n", | ||
| "if not os.path.exists(\"wind-global.nc\"):\n", | ||
| " url = \"https://github.com/benbovy/xvelmap/raw/master/notebooks/wind-global.nc\"\n", | ||
| " import requests\n", | ||
| "\n", | ||
| " r = requests.get(url)\n", | ||
| " wind_data = r.content\n", | ||
| " with open(\"wind-global.nc\", \"wb\") as f:\n", | ||
| " f.write(wind_data)" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "ds = xr.open_dataset(\"wind-global.nc\")" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "display_options = {\n", | ||
| " \"velocityType\": \"Global Wind\",\n", | ||
| " \"displayPosition\": \"bottomleft\",\n", | ||
| " \"displayEmptyString\": \"No wind data\",\n", | ||
| "}\n", | ||
| "wind = Velocity(\n", | ||
| " data=ds,\n", | ||
| " zonal_speed=\"u_wind\",\n", | ||
| " meridional_speed=\"v_wind\",\n", | ||
| " latitude_dimension=\"lat\",\n", | ||
| " longitude_dimension=\"lon\",\n", | ||
| " velocity_scale=0.01,\n", | ||
| " max_velocity=20,\n", | ||
| " colormap = linear.viridis,\n", | ||
| " display_options=display_options\n", | ||
| ")" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [ | ||
| "colormap_control = ipyleaflet.ColormapControl(\n", | ||
| " colormap=wind.colormap,\n", | ||
| " value_min=wind.min_velocity,\n", | ||
| " value_max=wind.max_velocity,\n", | ||
| " position='topright',\n", | ||
| " transparent_bg=False,\n", | ||
| ")\n", | ||
| "m.add(wind)\n", | ||
| "m" | ||
| ] | ||
| }, | ||
| { | ||
| "cell_type": "code", | ||
| "execution_count": null, | ||
| "metadata": {}, | ||
| "outputs": [], | ||
| "source": [] | ||
| } | ||
| ], | ||
| "metadata": { | ||
| "kernelspec": { | ||
| "display_name": "Python 3 (ipykernel)", | ||
| "language": "python", | ||
| "name": "python3" | ||
| }, | ||
| "language_info": { | ||
| "codemirror_mode": { | ||
| "name": "ipython", | ||
| "version": 3 | ||
| }, | ||
| "file_extension": ".py", | ||
| "mimetype": "text/x-python", | ||
| "name": "python", | ||
| "nbconvert_exporter": "python", | ||
| "pygments_lexer": "ipython3", | ||
| "version": "3.9.12" | ||
| } | ||
| }, | ||
| "nbformat": 4, | ||
| "nbformat_minor": 4 | ||
| } |
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It would be nice to be able to change this trait dynamically
(same comment for caption)