{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"id": "7fc7ce70",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"\n",
" \n",
" \n",
" "
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"from lets_plot import *\n",
"\n",
"import pandas as pd\n",
"LetsPlot.setup_html()"
]
},
{
"cell_type": "code",
"execution_count": 2,
"id": "b6519902",
"metadata": {},
"outputs": [],
"source": [
"# Support of multiple lines\n",
"\n",
"d = {\n",
" 'hjust': [0, 0.5, 1],\n",
" 'vjust': [0, 0.5, 1],\n",
" 'angle': [0, 30],\n",
" 'label': [\"first line\\nsecond line\"]\n",
"}\n",
"\n",
"from itertools import product\n",
"td = pd.DataFrame(product(*d.values()), columns=d.keys())\n",
"\n",
"p = (ggplot(td, aes(x='hjust', y='vjust')) + \n",
" geom_point(size=3) +\n",
" theme_light() + theme(panel_grid=element_blank())\n",
")\n",
"\n",
"pf = (p + scale_x_continuous(breaks=[0, 0.5, 1]) +\n",
" scale_y_continuous(breaks=[0, 0.5, 1], expand=[0.4]) +\n",
" facet_grid(x='angle', x_format='{d}°'))\n"
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "cc9b5c4e",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"pf + geom_text(aes(label='label', hjust='hjust', vjust='vjust', angle='angle'), size=9)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"id": "cafa06a0",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"pf + geom_label(aes(label='label', hjust='hjust', vjust='vjust', angle='angle'), size=9, alpha=0.5)"
]
},
{
"cell_type": "code",
"execution_count": 5,
"id": "4f32ccb6",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 5,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Change lineheight\n",
"\n",
"# lineheight = 0.7\n",
"\n",
"p + geom_text(aes(label='label', hjust='hjust', vjust='vjust'), size=9, lineheight=0.7)"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "33749388",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"p + geom_label(aes(label='label', hjust='hjust', vjust='vjust'), size=9, alpha=0.5, lineheight=0.7)"
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "edb7a3f7",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# lineheight = 2.0\n",
"\n",
"p + geom_text(aes(label='label', hjust='hjust', vjust='vjust'), size=9, lineheight=2)"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "39adabb1",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"p + geom_label(aes(label='label', hjust='hjust', vjust='vjust'), size=9, alpha=0.5, lineheight=2)"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "03f5e591",
"metadata": {},
"outputs": [],
"source": []
},
{
"cell_type": "code",
"execution_count": 9,
"id": "fd3890df",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Adjust position by nudging a given offset\n",
"\n",
"p2 = ggplot({'x': ['a', 'b', 'c'], 'y': [1.2, 3.4, 2.5]}, aes('x', 'y')) + geom_point(size=4) + ggsize(500, 300)\n",
"\n",
"p2 + geom_text(aes(label = 'y'))"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "151debf1",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Move text - use 'position_nudge'\n",
"\n",
"p2 + geom_text(aes(label = 'y'), position=position_nudge(y=0.2))"
]
},
{
"cell_type": "code",
"execution_count": 11,
"id": "3451eed6",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Same with 'nudge_y'\n",
"\n",
"p2 + geom_text(aes(label = 'y'), nudge_y=0.2)"
]
},
{
"cell_type": "code",
"execution_count": 12,
"id": "1ae37db7",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 12,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Justification: 'inward' and 'outward'\n",
"\n",
"df = {\n",
" 'x' : [1, 1, 2, 2, 1.5],\n",
" 'y' : [1, 2, 1, 2, 1.5],\n",
" 'text': [\"bottom-left\", \"top-left\", \"bottom-right\", \"top-right\", \"center\"]\n",
"}\n",
"\n",
"\n",
"p3 = ggplot(df, aes('x', 'y')) + geom_point(size=4) + ggsize(500, 300)\n",
"p3 + geom_text(aes(label = 'text'), size = 8)"
]
},
{
"cell_type": "code",
"execution_count": 13,
"id": "e180acc7",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 13,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"p3 + geom_text(aes(label = 'text'), size = 8, hjust = 'inward', vjust = 'inward')"
]
},
{
"cell_type": "code",
"execution_count": 14,
"id": "b94a483b",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 14,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"p3 + geom_text(aes(label = 'text'), size = 8, hjust = 'outward', vjust = 'outward')"
]
},
{
"cell_type": "code",
"execution_count": 15,
"id": "e43299f1",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 15,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# livemap: geom_label parameters and multiple lines support\n",
"data = {\n",
" 'city': ['New York City', 'Singapore'],\n",
" 'lon': [-73.7997, 104.0012],\n",
" 'lat': [40.6408, 1.3256],\n",
"}\n",
"\n",
"\n",
"ggplot(data, aes(x='lon', y='lat')) + \\\n",
" geom_livemap(geodesic=False, projection='epsg4326', symbol='point', color='white',\n",
" tiles=maptiles_lets_plot(theme='dark')) + \\\n",
" geom_path(color='white') + \\\n",
" geom_label(aes(label='city'), fill='black', color='white',\n",
" size=8, angle=10, hjust=0, vjust=1,\n",
" label_padding=0.6, label_r=0.5, label_size=1.5) + \\\n",
" geom_text(\n",
" x=40, y=50,\n",
" label=\"First flight: November 9th 2020\\n\" + \n",
" \"Flight distance: 15,349 km\\n\" + \n",
" \"Flight time: 18 Hours, 50 Minutes\\n\" + \n",
" \"Aircraft: Airbus A350-900ULR\",\n",
" size=7, hjust=0, lineheight=2, color='white')"
]
}
],
"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": "3.7.13"
}
},
"nbformat": 4,
"nbformat_minor": 5
}