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" "
]
},
"metadata": {},
"output_type": "display_data"
},
{
"data": {
"text/html": [
" "
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"%useLatestDescriptors\n",
"%use lets-plot\n",
"%use dataframe"
]
},
{
"cell_type": "code",
"execution_count": 2,
"id": "existing-affiliate",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"Lets-Plot Kotlin API v.4.4.2. Frontend: Notebook with dynamically loaded JS. Lets-Plot JS v.4.0.0."
]
},
"execution_count": 2,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"LetsPlot.getInfo()"
]
},
{
"cell_type": "code",
"execution_count": 3,
"id": "individual-cleaning",
"metadata": {},
"outputs": [
{
"data": {
"application/kotlindataframe+json": "{\"nrow\":3,\"ncol\":12,\"columns\":[\"untitled\",\"manufacturer\",\"model\",\"displ\",\"year\",\"cyl\",\"trans\",\"drv\",\"cty\",\"hwy\",\"fl\",\"class\"],\"kotlin_dataframe\":[{\"untitled\":1,\"manufacturer\":\"audi\",\"model\":\"a4\",\"displ\":1.8,\"year\":1999,\"cyl\":4,\"trans\":\"auto(l5)\",\"drv\":\"f\",\"cty\":18,\"hwy\":29,\"fl\":\"p\",\"class\":\"compact\"},{\"untitled\":2,\"manufacturer\":\"audi\",\"model\":\"a4\",\"displ\":1.8,\"year\":1999,\"cyl\":4,\"trans\":\"manual(m5)\",\"drv\":\"f\",\"cty\":21,\"hwy\":29,\"fl\":\"p\",\"class\":\"compact\"},{\"untitled\":3,\"manufacturer\":\"audi\",\"model\":\"a4\",\"displ\":2.0,\"year\":2008,\"cyl\":4,\"trans\":\"manual(m6)\",\"drv\":\"f\",\"cty\":20,\"hwy\":31,\"fl\":\"p\",\"class\":\"compact\"}]}",
"text/html": [
" \n",
" \n",
" \n",
" \n",
" \n",
" \n",
"
\n",
"\n",
"
DataFrame: rowsCount = 3, columnsCount = 12
\n",
" \n",
" \n",
" "
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"val df = DataFrame.readCSV(\"https://raw.githubusercontent.com/JetBrains/lets-plot-kotlin/master/docs/examples/data/mpg.csv\")\n",
"df.head(3)\n"
]
},
{
"cell_type": "code",
"execution_count": 4,
"id": "reasonable-baltimore",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"
\n",
" "
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"val p = letsPlot(df.toMap()) { x = \"cty\"; y = \"hwy\"; color = \"drv\" } + geomPoint() + labs(color=\"Drive type\") \n",
"p"
]
},
{
"cell_type": "code",
"execution_count": 5,
"id": "smooth-willow",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"
\n",
" "
]
},
"execution_count": 5,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"// Horizontal justification for plot title, subtitle, caption, legend and axis titles\n",
"\n",
"val hjustLeft = elementText(hjust = 0.0)\n",
"val hjustMiddle = elementText(hjust = 0.5)\n",
"val hjustRight = elementText(hjust = 1.0)\n",
"\n",
"\n",
"fun withHJjust(hjust: Map
): org.jetbrains.letsPlot.intern.OptionsMap {\n",
" return theme(title = hjust, axisTitle = hjust, plotCaption = hjust, legendTitle = hjust)\n",
"}\n",
"\n",
"val p2 = p + labs(caption = \"The plot caption\")\n",
"\n",
"\n",
"gggrid(\n",
" plots = listOf(\n",
" p2 + withHJjust(hjustLeft) + ggtitle(\"All titles with hjust = 0.0\"),\n",
" p2 + withHJjust(hjustMiddle) + ggtitle(\"All titles with hjust = 0.5\"),\n",
" p2 + withHJjust(hjustRight) + ggtitle(\"All titles with hjust = 1.0\"),\n",
" ),\n",
" ncol = 1,\n",
" cellWidth = 600,\n",
" cellHeight = 400,\n",
" fit = true\n",
")\n"
]
},
{
"cell_type": "code",
"execution_count": 6,
"id": "allied-issue",
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" \n",
" "
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"// Vertical justification for legend title\n",
"\n",
"val vjustBottom = elementText(vjust =0.0)\n",
"val vjustCenter = elementText(vjust = 0.5)\n",
"val vjustTop = elementText(vjust = 1.0)\n",
"\n",
"fun withVJjust(vjust: Map): org.jetbrains.letsPlot.intern.OptionsMap {\n",
" return theme(legendTitle = vjust)\n",
"}\n",
"\n",
"val p3 = p + theme().legendPositionBottom() + scaleColorDiscrete(guide = guideLegend(ncol = 1))\n",
"\n",
"gggrid(\n",
" plots = listOf(\n",
" p3 + withVJjust(vjustBottom) + ggtitle(\"Legend title with vjust = 0.0\"),\n",
" p3 + withVJjust(vjustCenter) + ggtitle(\"Legend title with vjust = 0.5\"),\n",
" p3 + withVJjust(vjustTop) + ggtitle(\"Legend title with vjust = 1.0\"),\n",
" ),\n",
" ncol = 1,\n",
" cellWidth = 600,\n",
" cellHeight = 400,\n",
" fit = true\n",
")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Kotlin",
"language": "kotlin",
"name": "kotlin"
},
"language_info": {
"codemirror_mode": "text/x-kotlin",
"file_extension": ".kt",
"mimetype": "text/x-kotlin",
"name": "kotlin",
"nbconvert_exporter": "",
"pygments_lexer": "kotlin",
"version": "1.8.20"
}
},
"nbformat": 4,
"nbformat_minor": 5
}