{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "50816dd6",
   "metadata": {},
   "source": [
    "# `stroke` aesthetic\n",
    "\n",
    "Affects the thickness of the point boundaries (in case the given shape has a boundary).\n",
    "\n",
    "Available for the following geometries: `geom_point()`, `geom_jitter()`, `geom_qq()`, `geom_qq2()`, `geom_pointrange()`, `geom_dotplot()`, `geom_ydotplot()`."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "4548aaa5",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.882551Z",
     "iopub.status.busy": "2025-11-05T13:40:49.882459Z",
     "iopub.status.idle": "2025-11-05T13:40:49.886017Z",
     "shell.execute_reply": "2025-11-05T13:40:49.885717Z"
    }
   },
   "outputs": [],
   "source": [
    "from lets_plot import *"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "e5021e9e",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.886742Z",
     "iopub.status.busy": "2025-11-05T13:40:49.886675Z",
     "iopub.status.idle": "2025-11-05T13:40:49.888465Z",
     "shell.execute_reply": "2025-11-05T13:40:49.888294Z"
    }
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "\n",
       "            <div id=\"I3fp4n\"></div>\n",
       "            <script type=\"text/javascript\" data-lets-plot-script=\"library\">\n",
       "                if(!window.letsPlotCallQueue) {\n",
       "                    window.letsPlotCallQueue = [];\n",
       "                }; \n",
       "                window.letsPlotCall = function(f) {\n",
       "                    window.letsPlotCallQueue.push(f);\n",
       "                };\n",
       "                (function() {\n",
       "                    var script = document.createElement(\"script\");\n",
       "                    script.type = \"text/javascript\";\n",
       "                    script.src = \"https://cdn.jsdelivr.net/gh/JetBrains/lets-plot@v4.8.0/js-package/distr/lets-plot.min.js\";\n",
       "                    script.onload = function() {\n",
       "                        window.letsPlotCall = function(f) {f();};\n",
       "                        window.letsPlotCallQueue.forEach(function(f) {f();});\n",
       "                        window.letsPlotCallQueue = [];\n",
       "                        \n",
       "                    };\n",
       "                    script.onerror = function(event) {\n",
       "                        window.letsPlotCall = function(f) {};    // noop\n",
       "                        window.letsPlotCallQueue = [];\n",
       "                        var div = document.createElement(\"div\");\n",
       "                        div.style.color = 'darkred';\n",
       "                        div.textContent = 'Error loading Lets-Plot JS';\n",
       "                        document.getElementById(\"I3fp4n\").appendChild(div);\n",
       "                    };\n",
       "                    var e = document.getElementById(\"I3fp4n\");\n",
       "                    e.appendChild(script);\n",
       "                })()\n",
       "            </script>\n",
       "            "
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "LetsPlot.setup_html()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "7ca0b26d",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.889080Z",
     "iopub.status.busy": "2025-11-05T13:40:49.889011Z",
     "iopub.status.idle": "2025-11-05T13:40:49.890437Z",
     "shell.execute_reply": "2025-11-05T13:40:49.890268Z"
    }
   },
   "outputs": [],
   "source": [
    "data1 = {\n",
    "    'x': (list(range(7)) * 4)[:26],\n",
    "    'y': ([3] * 7 + [2] * 7 + [1] * 7 + [0] * 7)[:26],\n",
    "    'shape': list(range(26)),\n",
    "}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "1829f639",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.891007Z",
     "iopub.status.busy": "2025-11-05T13:40:49.890940Z",
     "iopub.status.idle": "2025-11-05T13:40:49.892334Z",
     "shell.execute_reply": "2025-11-05T13:40:49.892166Z"
    }
   },
   "outputs": [],
   "source": [
    "p1 = ggplot(data1, aes('x', 'y')) + scale_shape_identity() + \\\n",
    "    xlim(-1, 7) + ylim(-1, 4) + \\\n",
    "    theme(legend_position='none')"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "c184ec7a",
   "metadata": {},
   "source": [
    "#### 1. Default Stroke"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "4784b085",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.892953Z",
     "iopub.status.busy": "2025-11-05T13:40:49.892883Z",
     "iopub.status.idle": "2025-11-05T13:40:49.928232Z",
     "shell.execute_reply": "2025-11-05T13:40:49.927994Z"
    }
   },
   "outputs": [
    {
     "data": {
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       "   <div id=\"MyWPwJ\"></div>\n",
       "   <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
       "   \n",
       "   (function() {\n",
       "   // ----------\n",
       "   \n",
       "   const forceImmediateRender = false;\n",
       "   const responsive = false;\n",
       "   \n",
       "   let sizing = {\n",
       "       width_mode: \"MIN\",\n",
       "       height_mode: \"SCALED\",\n",
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       "       height: null \n",
       "   };\n",
       "   \n",
       "   const preferredWidth = document.body.dataset.letsPlotPreferredWidth;\n",
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       "       sizing = {\n",
       "           width_mode: 'FIXED',\n",
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       "\"aesthetic\":\"y\",\n",
       "\"limits\":[-1.0,4.0]\n",
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       "\"size\":12.0,\n",
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       "\"fill\":\"#dd1c77\",\n",
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       "}\n",
       "}],\n",
       "\"metainfo_list\":[],\n",
       "\"spec_id\":\"1\"\n",
       "};\n",
       "           window.letsPlotCall(function() { fig = LetsPlot.buildPlotFromProcessedSpecs(plotSpec, containerDiv, sizing); });\n",
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       "           (sizing.height_mode === 'FIXED' || sizing.height_mode === 'SCALED')\n",
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       "       renderPlot();\n",
       "   }\n",
       "   \n",
       "   if (!renderImmediately || responsive) {\n",
       "       // Set up observer for initial sizing or continuous monitoring\n",
       "       var observer = new ResizeObserver(function(entries) {\n",
       "           for (let entry of entries) {\n",
       "               if (entry.contentBoxSize && \n",
       "                   entry.contentBoxSize[0].inlineSize > 0) {\n",
       "                   if (!responsive && observer) {\n",
       "                       observer.disconnect();\n",
       "                       observer = null;\n",
       "                   }\n",
       "                   renderPlot();\n",
       "                   if (!responsive) {\n",
       "                       break;\n",
       "                   }\n",
       "               }\n",
       "           }\n",
       "       });\n",
       "       \n",
       "       observer.observe(containerDiv);\n",
       "   }\n",
       "   \n",
       "   // ----------\n",
       "   })();\n",
       "   \n",
       "   </script>"
      ],
      "text/plain": [
       "<lets_plot.plot.core.PlotSpec at 0x7767f50624d0>"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "p1 + geom_point(aes(shape='shape'), size=12, color=\"#54278f\", fill=\"#dd1c77\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f84b550d",
   "metadata": {},
   "source": [
    "#### 2. Increased Stroke"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "56d38045",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.929310Z",
     "iopub.status.busy": "2025-11-05T13:40:49.929235Z",
     "iopub.status.idle": "2025-11-05T13:40:49.932127Z",
     "shell.execute_reply": "2025-11-05T13:40:49.931948Z"
    }
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "   <div id=\"ZObMTJ\"></div>\n",
       "   <script type=\"text/javascript\" data-lets-plot-script=\"plot\">\n",
       "   \n",
       "   (function() {\n",
       "   // ----------\n",
       "   \n",
       "   const forceImmediateRender = false;\n",
       "   const responsive = false;\n",
       "   \n",
       "   let sizing = {\n",
       "       width_mode: \"MIN\",\n",
       "       height_mode: \"SCALED\",\n",
       "       width: null, \n",
       "       height: null \n",
       "   };\n",
       "   \n",
       "   const preferredWidth = document.body.dataset.letsPlotPreferredWidth;\n",
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       "\"theme\":{\n",
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       "\"kind\":\"plot\",\n",
       "\"scales\":[{\n",
       "\"aesthetic\":\"shape\",\n",
       "\"guide\":\"none\",\n",
       "\"scale_mapper_kind\":\"identity\"\n",
       "},{\n",
       "\"aesthetic\":\"x\",\n",
       "\"limits\":[-1.0,7.0]\n",
       "},{\n",
       "\"aesthetic\":\"y\",\n",
       "\"limits\":[-1.0,4.0]\n",
       "}],\n",
       "\"layers\":[{\n",
       "\"geom\":\"point\",\n",
       "\"mapping\":{\n",
       "\"shape\":\"shape\"\n",
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       "\"data_meta\":{\n",
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       "\"size\":12.0,\n",
       "\"stroke\":6.0,\n",
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       "\"fill\":\"#dd1c77\",\n",
       "\"data\":{\n",
       "}\n",
       "}],\n",
       "\"metainfo_list\":[],\n",
       "\"spec_id\":\"2\"\n",
       "};\n",
       "           window.letsPlotCall(function() { fig = LetsPlot.buildPlotFromProcessedSpecs(plotSpec, containerDiv, sizing); });\n",
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       "       var observer = new ResizeObserver(function(entries) {\n",
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       "               if (entry.contentBoxSize && \n",
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       "                       observer.disconnect();\n",
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       "   \n",
       "   </script>"
      ],
      "text/plain": [
       "<lets_plot.plot.core.PlotSpec at 0x7767f50626e0>"
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     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "p1 + geom_point(aes(shape='shape'), size=12, stroke=6, color=\"#54278f\", fill=\"#dd1c77\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "4149ce11",
   "metadata": {},
   "source": [
    "#### 3. Stroke Scales"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "317746c5",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.932913Z",
     "iopub.status.busy": "2025-11-05T13:40:49.932838Z",
     "iopub.status.idle": "2025-11-05T13:40:49.934212Z",
     "shell.execute_reply": "2025-11-05T13:40:49.934037Z"
    }
   },
   "outputs": [],
   "source": [
    "data2 = {\n",
    "    'x': [0, 1, 2],\n",
    "    'y': [0, 0, 0],\n",
    "    'stroke': [4, 16, 8],\n",
    "}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "0a21b011",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.934794Z",
     "iopub.status.busy": "2025-11-05T13:40:49.934722Z",
     "iopub.status.idle": "2025-11-05T13:40:49.936145Z",
     "shell.execute_reply": "2025-11-05T13:40:49.935971Z"
    }
   },
   "outputs": [],
   "source": [
    "p2 = ggplot(data2, aes('x', 'y')) + \\\n",
    "    geom_point(aes(stroke='stroke'), size=12, shape=21, color=\"#54278f\", fill=\"#dd1c77\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "00fe5e3a",
   "metadata": {
    "execution": {
     "iopub.execute_input": "2025-11-05T13:40:49.936991Z",
     "iopub.status.busy": "2025-11-05T13:40:49.936920Z",
     "iopub.status.idle": "2025-11-05T13:40:49.941038Z",
     "shell.execute_reply": "2025-11-05T13:40:49.940775Z"
    }
   },
   "outputs": [
    {
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       "   // ----------\n",
       "   \n",
       "   const forceImmediateRender = false;\n",
       "   const responsive = false;\n",
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       "   let sizing = {\n",
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       "\"ggtitle\":{\n",
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       "\"metainfo_list\":[],\n",
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       "},\n",
       "\"mapping\":{\n",
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       "},\n",
       "\"data_meta\":{\n",
       "\"series_annotations\":[{\n",
       "\"type\":\"int\",\n",
       "\"column\":\"x\"\n",
       "},{\n",
       "\"type\":\"int\",\n",
       "\"column\":\"y\"\n",
       "},{\n",
       "\"type\":\"int\",\n",
       "\"column\":\"stroke\"\n",
       "}]\n",
       "},\n",
       "\"ggtitle\":{\n",
       "\"text\":\"scale_stroke()\"\n",
       "},\n",
       "\"kind\":\"plot\",\n",
       "\"scales\":[{\n",
       "\"aesthetic\":\"stroke\",\n",
       "\"range\":[2.0,4.0]\n",
       "}],\n",
       "\"layers\":[{\n",
       "\"geom\":\"point\",\n",
       "\"mapping\":{\n",
       "\"stroke\":\"stroke\"\n",
       "},\n",
       "\"data_meta\":{\n",
       "},\n",
       "\"size\":12.0,\n",
       "\"shape\":21.0,\n",
       "\"color\":\"#54278f\",\n",
       "\"fill\":\"#dd1c77\",\n",
       "\"data\":{\n",
       "}\n",
       "}],\n",
       "\"metainfo_list\":[],\n",
       "\"spec_id\":\"4\"\n",
       "},{\n",
       "\"data\":{\n",
       "\"x\":[0.0,1.0,2.0],\n",
       "\"y\":[0.0,0.0,0.0],\n",
       "\"stroke\":[4.0,16.0,8.0]\n",
       "},\n",
       "\"mapping\":{\n",
       "\"x\":\"x\",\n",
       "\"y\":\"y\"\n",
       "},\n",
       "\"data_meta\":{\n",
       "\"series_annotations\":[{\n",
       "\"type\":\"int\",\n",
       "\"column\":\"x\"\n",
       "},{\n",
       "\"type\":\"int\",\n",
       "\"column\":\"y\"\n",
       "},{\n",
       "\"type\":\"int\",\n",
       "\"column\":\"stroke\"\n",
       "}]\n",
       "},\n",
       "\"ggtitle\":{\n",
       "\"text\":\"scale_stroke_identity()\"\n",
       "},\n",
       "\"kind\":\"plot\",\n",
       "\"scales\":[{\n",
       "\"aesthetic\":\"stroke\",\n",
       "\"guide\":\"none\",\n",
       "\"scale_mapper_kind\":\"identity\"\n",
       "}],\n",
       "\"layers\":[{\n",
       "\"geom\":\"point\",\n",
       "\"mapping\":{\n",
       "\"stroke\":\"stroke\"\n",
       "},\n",
       "\"data_meta\":{\n",
       "},\n",
       "\"size\":12.0,\n",
       "\"shape\":21.0,\n",
       "\"color\":\"#54278f\",\n",
       "\"fill\":\"#dd1c77\",\n",
       "\"data\":{\n",
       "}\n",
       "}],\n",
       "\"metainfo_list\":[],\n",
       "\"spec_id\":\"5\"\n",
       "},\"blank\"]\n",
       "};\n",
       "           window.letsPlotCall(function() { fig = LetsPlot.buildPlotFromProcessedSpecs(plotSpec, containerDiv, sizing); });\n",
       "       } else {\n",
       "           fig.updateView({});\n",
       "       }\n",
       "   }\n",
       "   \n",
       "   const renderImmediately = \n",
       "       forceImmediateRender || (\n",
       "           sizing.width_mode === 'FIXED' && \n",
       "           (sizing.height_mode === 'FIXED' || sizing.height_mode === 'SCALED')\n",
       "       );\n",
       "   \n",
       "   if (renderImmediately) {\n",
       "       renderPlot();\n",
       "   }\n",
       "   \n",
       "   if (!renderImmediately || responsive) {\n",
       "       // Set up observer for initial sizing or continuous monitoring\n",
       "       var observer = new ResizeObserver(function(entries) {\n",
       "           for (let entry of entries) {\n",
       "               if (entry.contentBoxSize && \n",
       "                   entry.contentBoxSize[0].inlineSize > 0) {\n",
       "                   if (!responsive && observer) {\n",
       "                       observer.disconnect();\n",
       "                       observer = null;\n",
       "                   }\n",
       "                   renderPlot();\n",
       "                   if (!responsive) {\n",
       "                       break;\n",
       "                   }\n",
       "               }\n",
       "           }\n",
       "       });\n",
       "       \n",
       "       observer.observe(containerDiv);\n",
       "   }\n",
       "   \n",
       "   // ----------\n",
       "   })();\n",
       "   \n",
       "   </script>"
      ],
      "text/plain": [
       "<lets_plot.plot.subplots.SupPlotsSpec at 0x7767edbd7160>"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "gggrid([\n",
    "    p2 + ggtitle(\"Default scale\"),\n",
    "    p2 + scale_stroke(range=[2, 4]) + ggtitle(\"scale_stroke()\"),\n",
    "    p2 + scale_stroke_identity() + ggtitle(\"scale_stroke_identity()\"),\n",
    "], ncol=2)"
   ]
  }
 ],
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