{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"\n",
" \n",
" \n",
" "
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"from lets_plot import *\n",
"\n",
"LetsPlot.setup_html() "
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"df = {\n",
" 'x': [1],\n",
" 'y': [1]\n",
"}"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# No label format\n",
"ggplot(df, aes('x','y')) + geom_text(aes(label='x'), size = 10)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Use number format\n",
"ggplot(df, aes('x','y')) + geom_text(aes(label='x'), size = 10, label_format='.2f')"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 5,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Use string pattern \n",
"ggplot(df, aes('x','y')) + geom_text(aes(label='x'), size = 10, label_format='{.2f} Kg')"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Add tooltip\n",
"ggplot(df, aes('x','y')) \\\n",
" + geom_text(aes(label='x'), size = 10, label_format='{.2f} Kg', \\\n",
" tooltips=layer_tooltips().line('position|(x=$x, y=$y)'))"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"#### Apply Alpha"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"##### `geom_text()`"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {},
"outputs": [],
"source": [
"def text_plot(color, alpha):\n",
" return ggplot(df, aes('x','y')) + geom_text(x=0, y=0, label='Lorem ipsum', size=14, color=color, alpha=alpha)"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"gggrid([\n",
" text_plot(color='red', alpha=1),\n",
" text_plot(color='red', alpha=0)\n",
"]) + ggsize(800, 200)"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# defined aes alpha has priority over color's alpha\n",
"\n",
"gggrid([\n",
" text_plot(color='rgba(255,0,0,0.5)', alpha=None),\n",
" text_plot(color='rgba(255,0,0,0.5)', alpha=1)\n",
"]) + ggsize(800, 200)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"##### `geom_label()`"
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {},
"outputs": [],
"source": [
"def label_plot(fill, color, alpha, alpha_stroke=None):\n",
" return ggplot(df, aes('x','y')) + \\\n",
" geom_label(label='Lorem ipsum', size=14, label_size=4, \n",
" fill=fill, color=color, \n",
" alpha=alpha, alpha_stroke=alpha_stroke)"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# alpha is applied to fill, not to color\n",
"\n",
"gggrid([\n",
" label_plot(fill='light_blue', color='red', alpha=1),\n",
" label_plot(fill='light_blue', color='red', alpha=0)\n",
"]) + ggsize(800, 200)"
]
},
{
"cell_type": "code",
"execution_count": 12,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
],
"text/plain": [
""
]
},
"execution_count": 12,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Activate the effect of alpha on color: \n",
"# rgba or alpha_stroke=True\n",
"\n",
"gggrid([\n",
" label_plot(fill='light_blue', color='rgba(255,0,0,0.5)', alpha=None),\n",
" label_plot(fill='light_blue', color='red', alpha=0.1, alpha_stroke=True)\n",
"]) + ggsize(800, 200)\n"
]
}
],
"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": "3.8.15"
}
},
"nbformat": 4,
"nbformat_minor": 4
}