6-plotters-tutorial-part-1.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "7c29a52e-53d1-48fc-9f9d-b7cccbe16187",
   "metadata": {},
   "source": [
    "## Google Colab Rust Setup\n",
    "\n",
    "The following cell is used to set up a Rust environment on Colab. Don't execute it locally!\n",
    "\n",
    "Many thanks to [`mateusvmv`](https://github.com/mateusvmv) for this hack in [`gist.github.com/korakot/ae95315ea6a3a3b33ee26203998a59a3`](https://gist.github.com/korakot/ae95315ea6a3a3b33ee26203998a59a3?permalink_comment_id=4715636#gistcomment-4715636)."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "eeea5473-d6b5-4f9a-8fc0-8608ee36a2f8",
   "metadata": {},
   "outputs": [],
   "source": [
    "# This script sets up and spins up a Jupyter Notebook environment with a Rust kernel using Nix and IPC Proxy. \n",
    "!wget -qO- https://gist.github.com/wiseaidev/2af6bef753d48565d11bcd478728c979/archive/3f6df40db09f3517ade41997b541b81f0976c12e.tar.gz | tar xvz --strip-components=1\n",
    "!bash setup_evcxr_kernel.sh"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "71294001",
   "metadata": {},
   "source": [
    "## Install Required Dependencies"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "41d4df73",
   "metadata": {},
   "outputs": [],
   "source": [
    ":dep plotters = { version = \"^0.3.5\", default_features = false, features = [\"evcxr\", \"all_series\", \"all_elements\"] }\n",
    "// or\n",
    "// :dep plotters = { git = \"https://github.com/plotters-rs/plotters\" }"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "148c25a1-9a56-438b-a43b-4b6f00cc8eb2",
   "metadata": {},
   "outputs": [],
   "source": [
    ":dep ndarray = {version = \"0.15.6\"}\n",
    "// or\n",
    "// :dep ndarray = { git = \"https://github.com/rust-ndarray/ndarray\" }"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "7dc493a1-bd46-45bf-a97e-5b0d55499dc3",
   "metadata": {},
   "outputs": [],
   "source": [
    ":dep ndarray-rand = {version = \"0.14.0\"}\n",
    "// or\n",
    "// :dep ndarray-rand = { git = \"https://github.com/rust-ndarray/ndarray/tree/ndarray-rand-0.14.0\" }"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "ddf5d3fc",
   "metadata": {},
   "source": [
    "### Import Modules"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "6e796a35",
   "metadata": {},
   "outputs": [],
   "source": [
    "use plotters::prelude::*;\n",
    "use ndarray::prelude::*;\n",
    "use plotters::element::ErrorBar;\n",
    "use ndarray::{array, Array, s};\n",
    "use ndarray_rand::RandomExt;\n",
    "use ndarray_rand::rand_distr::Uniform;"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "a780d426",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "b5a3f91d",
   "metadata": {},
   "source": [
    "## Single-Line Plots"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "454057c4",
   "metadata": {},
   "source": [
    "### 1. Using Arrays"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "c3541c6b",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%\"><svg width=\"640\" height=\"240\" viewBox=\"0 0 640 240\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "<rect x=\"0\" y=\"0\" width=\"640\" height=\"240\" opacity=\"1\" fill=\"#FFFFFF\" stroke=\"none\"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"91,205 182,171 273,137 365,103 456,69 547,35 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..7f32, 0f32..7f32)?;\n",
    "\n",
    "    let x_axis = [1.0, 2.0, 3.0, 4.0, 5.0, 6.0];\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x_axis.map(|x| (x, x)),\n",
    "        &RED,\n",
    "    ))?;\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5f26bf4b",
   "metadata": {},
   "source": [
    "### 2. Using Ndarray"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "be7d211a",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%\"><svg width=\"640\" height=\"240\" viewBox=\"0 0 640 240\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "<rect x=\"0\" y=\"0\" width=\"640\" height=\"240\" opacity=\"1\" fill=\"#FFFFFF\" stroke=\"none\"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"91,205 182,171 273,137 365,103 456,69 547,35 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..7f32, 0f32..7f32)?;\n",
    "    \n",
    "    let x_axis = Array::range(1., 7., 1.);\n",
    "    \n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x_axis.into_raw_vec().into_iter().map(|x| (x, x)),\n",
    "        &RED,\n",
    "    ))?;\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "65512190",
   "metadata": {},
   "source": [
    "### Cubic Function"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "ffbb9928",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(1.0, 1.0), (2.0, 8.0), (3.0, 27.0), (4.0, 64.0), (5.0, 125.0), (6.0, 216.0)]"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "let points_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_axis = vec![1.0, 2.0, 3.0, 4.0, 5.0, 6.0];\n",
    "    let cubic: Vec<f32> = x_axis.iter().map(|x| i32::pow(*x as i32, 3) as f32).collect::<Vec<f32>>();\n",
    "    x_axis.into_iter().zip(cubic).collect()\n",
    "};\n",
    "points_coordinates"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "cdb376ec",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%\"><svg width=\"640\" height=\"240\" viewBox=\"0 0 640 240\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "<rect x=\"0\" y=\"0\" width=\"640\" height=\"240\" opacity=\"1\" fill=\"#FFFFFF\" stroke=\"none\"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"91,238 182,231 273,210 365,170 456,104 547,5 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..7f32, 0f32..220f32)?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        points_coordinates.iter().map(|(x, y)| (*x, *y)),\n",
    "        &RED,\n",
    "    ))?;\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f0759602",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "eedeedb0",
   "metadata": {},
   "source": [
    "## Multiline Plots"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "aebc65d3",
   "metadata": {},
   "source": [
    "### 1. Using Vectors"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "992a2f79",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(1.0, 1.0), (2.0, 4.0), (3.0, 9.0), (4.0, 16.0), (5.0, 25.0), (6.0, 36.0)]"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "let linear_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_axis = vec![1.0, 2.0, 3.0, 4.0, 5.0, 6.0];\n",
    "    let linear: Vec<f32> = x_axis.iter().map(|x| *x).collect::<Vec<f32>>();\n",
    "    x_axis.into_iter().zip(linear).collect()\n",
    "};\n",
    "let quadratic_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_axis = vec![1.0, 2.0, 3.0, 4.0, 5.0, 6.0];\n",
    "    let quadratic: Vec<f32> = x_axis.iter().map(|x| i32::pow(*x as i32, 2) as f32).collect::<Vec<f32>>();\n",
    "    x_axis.into_iter().zip(quadratic).collect()\n",
    "};\n",
    "let cubic_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_axis = vec![1.0, 2.0, 3.0, 4.0, 5.0, 6.0];\n",
    "    let cubic: Vec<f32> = x_axis.iter().map(|x| i32::pow(*x as i32, 3) as f32).collect::<Vec<f32>>();\n",
    "    x_axis.into_iter().zip(cubic).collect()\n",
    "};\n",
    "quadratic_coordinates"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "a790cf8d",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%\"><svg width=\"640\" height=\"240\" viewBox=\"0 0 640 240\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "<rect x=\"0\" y=\"0\" width=\"640\" height=\"240\" opacity=\"1\" fill=\"#FFFFFF\" stroke=\"none\"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"91,238 182,237 273,236 365,235 456,234 547,233 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"91,238 182,235 273,230 365,222 456,212 547,200 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#0000FF\" stroke-width=\"1\" points=\"91,238 182,231 273,210 365,170 456,104 547,5 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..7f32, 0f32..220f32)?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        linear_coordinates.iter().map(|(x, y)| (*x, *y)),\n",
    "        &RED,\n",
    "    ))?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        quadratic_coordinates.iter().map(|(x, y)| (*x, *y)),\n",
    "        &GREEN,\n",
    "    ))?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        cubic_coordinates.iter().map(|(x, y)| (*x, *y)),\n",
    "        &BLUE,\n",
    "    ))?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "60976174",
   "metadata": {},
   "source": [
    "### 2. Using Ndarray"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "47eb8011",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(1.0, 1.0), (2.0, 4.0), (3.0, 9.0), (4.0, 16.0)]"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "let linear_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_y_axes = array!([[1., 2., 3., 4.], [1., 2., 3., 4.]]);\n",
    "    let x_axis: Vec<f32> = x_y_axes.slice(s![0, 0, ..]).to_vec();\n",
    "    let y_axis: Vec<f32> = x_y_axes.slice(s![0, 1, ..]).to_vec();\n",
    "    x_axis.into_iter().zip(y_axis).collect()\n",
    "};\n",
    "let quadratic_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_y_axes = array!([[1., 2., 3., 4.], [1., 4., 9., 16.]]);\n",
    "    let x_axis: Vec<f32> = x_y_axes.slice(s![0, 0, ..]).to_vec();\n",
    "    let y_axis: Vec<f32> = x_y_axes.slice(s![0, 1, ..]).to_vec();\n",
    "    x_axis.into_iter().zip(y_axis).collect()\n",
    "};\n",
    "quadratic_coordinates"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "e9b1dc72",
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%\"><svg width=\"640\" height=\"240\" viewBox=\"0 0 640 240\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "<rect x=\"0\" y=\"0\" width=\"640\" height=\"240\" opacity=\"1\" fill=\"#FFFFFF\" stroke=\"none\"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"127,225 255,211 383,197 511,183 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"127,225 255,183 383,113 511,15 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..5f32, 0f32..17f32)?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        linear_coordinates.iter().map(|(x, y)| (*x, *y)),\n",
    "        &RED,\n",
    "    ))?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        quadratic_coordinates.iter().map(|(x, y)| (*x, *y)),\n",
    "        &GREEN,\n",
    "    ))?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "540cd471",
   "metadata": {},
   "source": [
    "### 3. Using Ndarray-Rand"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "80d06770",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(0.0054428577, 0.77135944), (0.006298661, 0.3798182), (0.012778878, 0.61504066), (0.012791395, 0.9146923), (0.016703725, 0.7325721), (0.016977787, 0.85884607), (0.023496985, 0.098095536), (0.06909549, 0.8486662), (0.071852684, 0.32104456), (0.09480286, 0.65017307)]"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "let mut random_samples: Vec<(f32, f32)> = {\n",
    "    let x_y_axes = Array::random((2, 50), Uniform::new(0., 1.));\n",
    "    let x_axis: Vec<f32> = x_y_axes.slice(s![0, ..]).to_vec();\n",
    "    let y_axis: Vec<f32> = x_y_axes.slice(s![1, ..]).to_vec();\n",
    "    x_axis.into_iter().zip(y_axis).collect()\n",
    "};\n",
    "random_samples.sort_by(|(a, b), (c, d)| a.partial_cmp(c).unwrap());\n",
    "random_samples[..10]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "id": "7dd5fb79",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%\"><svg width=\"640\" height=\"240\" viewBox=\"0 0 640 240\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "<rect x=\"0\" y=\"0\" width=\"640\" height=\"240\" opacity=\"1\" fill=\"#FFFFFF\" stroke=\"none\"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"3,55 4,149 8,93 8,21 10,64 10,34 15,216 44,37 45,163 60,84 64,40 101,134 107,214 108,167 123,93 144,83 147,78 165,94 166,50 176,162 197,159 199,13 199,104 216,202 220,208 223,69 241,130 258,138 269,175 275,3 280,169 284,226 286,211 298,212 299,146 312,33 321,128 335,52 338,104 421,209 428,88 440,209 448,46 493,214 497,216 522,83 545,209 570,38 605,45 630,204 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..1f32, 0f32..1f32)?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        random_samples.iter().map(|(x, y)| (*x, *y)),\n",
    "        &RED,\n",
    "    ))?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "9f073df9",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "12759274",
   "metadata": {},
   "source": [
    "## Grid, Axes, and Labels"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "cd7e4da0",
   "metadata": {},
   "source": [
    "### 1. Add a Mesh/Grid"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "id": "12d3bbfa",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<line opacity=\"0.1\" stroke=\"#000000\" stroke-width=\"1\" x1=\"0\" y1=\"239\" x2=\"0\" y2=\"0\"/>\n",
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       "<line opacity=\"0.1\" stroke=\"#000000\" stroke-width=\"1\" x1=\"38\" y1=\"239\" x2=\"38\" y2=\"0\"/>\n",
       "<line opacity=\"0.1\" stroke=\"#000000\" stroke-width=\"1\" x1=\"44\" y1=\"239\" x2=\"44\" y2=\"0\"/>\n",
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       "<line opacity=\"0.1\" stroke=\"#000000\" stroke-width=\"1\" x1=\"57\" y1=\"239\" x2=\"57\" y2=\"0\"/>\n",
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       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 240), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .build_cartesian_2d(0f32..1f32, 0f32..1f32)?;\n",
    "\n",
    "    chart.configure_mesh().draw()?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "b3c31798",
   "metadata": {},
   "source": [
    "### 2. Add Labels"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "id": "50c40088",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "Plot Demo\n",
       "</text>\n",
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       "<line opacity=\"0.1\" stroke=\"#000000\" stroke-width=\"1\" x1=\"50\" y1=\"31\" x2=\"639\" y2=\"31\"/>\n",
       "<text x=\"0\" y=\"228\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\" transform=\"rotate(270, 0, 228)\">\n",
       "y = f(x)\n",
       "</text>\n",
       "<text x=\"345\" y=\"480\" dy=\"-0.5ex\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "x = Array::range(1., 7., 1.);\n",
       "</text>\n",
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       "0.0\n",
       "</text>\n",
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       "</text>\n",
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       "0.2\n",
       "</text>\n",
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       "0.3\n",
       "</text>\n",
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       "0.4\n",
       "</text>\n",
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       "0.5\n",
       "</text>\n",
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       "0.6\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,188 49,188 \"/>\n",
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       "0.7\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,147 49,147 \"/>\n",
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       "0.8\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,107 49,107 \"/>\n",
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       "0.9\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,67 49,67 \"/>\n",
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       "1.0\n",
       "</text>\n",
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       "0.0\n",
       "</text>\n",
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       "0.1\n",
       "</text>\n",
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       "0.2\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"167,430 167,435 \"/>\n",
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       "0.3\n",
       "</text>\n",
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       "0.4\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"285,430 285,435 \"/>\n",
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       "0.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"344,430 344,435 \"/>\n",
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       "0.6\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"403,430 403,435 \"/>\n",
       "<text x=\"462\" y=\"440\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "0.7\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"462,430 462,435 \"/>\n",
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       "0.8\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"521,430 521,435 \"/>\n",
       "<text x=\"580\" y=\"440\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "0.9\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"580,430 580,435 \"/>\n",
       "<text x=\"639\" y=\"440\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "1.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"639,430 639,435 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 17,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    // The following code will create a chart context\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(0f32..1f32, 0f32..1f32)?;\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 1.);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "    \n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "0910d4d9",
   "metadata": {},
   "source": [
    "### 3. Legend"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "33d76fae",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "3.0\n",
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       "4.0\n",
       "</text>\n",
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       "5.0\n",
       "</text>\n",
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       "6.0\n",
       "</text>\n",
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       "7.0\n",
       "</text>\n",
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       "y = x\n",
       "</text>\n",
       "<text x=\"576\" y=\"230\" dy=\"0.76em\" text-anchor=\"start\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "y = 2 * x\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"546,220 566,220 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"546,235 566,235 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..14f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        &RED\n",
    "    )).unwrap()\n",
    "        .label(\"y = x\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &RED));\n",
    "    \n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x * 2.0)),\n",
    "        &GREEN\n",
    "    )).unwrap()\n",
    "        .label(\"y = 2 * x\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "\n",
    "    chart.configure_series_labels()\n",
    "        .background_style(&WHITE)\n",
    "        .border_style(&BLACK)\n",
    "        .draw()?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "d46ef091",
   "metadata": {},
   "source": [
    "### 4. Legend Position"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "id": "d108e3ee",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "y = f(x)\n",
       "</text>\n",
       "<text x=\"345\" y=\"480\" dy=\"-0.5ex\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "x = Array::range(1., 7., 0.1);\n",
       "</text>\n",
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       "2.0\n",
       "</text>\n",
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       "4.0\n",
       "</text>\n",
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       "6.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,274 49,274 \"/>\n",
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       "8.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,212 49,212 \"/>\n",
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       "10.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,150 49,150 \"/>\n",
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       "12.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,88 49,88 \"/>\n",
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       "14.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,26 49,26 \"/>\n",
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       "1.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"50,430 50,435 \"/>\n",
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       "2.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"148,430 148,435 \"/>\n",
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       "3.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"246,430 246,435 \"/>\n",
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       "4.0\n",
       "</text>\n",
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       "5.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"442,430 442,435 \"/>\n",
       "<text x=\"540\" y=\"440\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "6.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"540,430 540,435 \"/>\n",
       "<text x=\"639\" y=\"440\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "7.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"639,430 639,435 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"50,429 59,426 69,423 79,420 89,417 99,414 108,411 118,408 128,405 138,402 148,398 157,395 167,392 177,389 187,386 197,383 207,380 216,377 226,374 236,371 246,367 256,364 265,361 275,358 285,355 295,352 305,349 315,346 324,343 334,340 344,336 354,333 364,330 373,327 383,324 393,321 403,318 413,315 423,312 432,309 442,305 452,302 462,299 472,296 481,293 491,290 501,287 511,284 521,281 531,278 540,274 550,271 560,268 570,265 580,262 589,259 599,256 609,253 619,250 629,247 \"/>\n",
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       "<rect x=\"295\" y=\"31\" width=\"99\" height=\"45\" opacity=\"1\" fill=\"none\" stroke=\"#000000\"/>\n",
       "<text x=\"335\" y=\"41\" dy=\"0.76em\" text-anchor=\"start\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "y = x\n",
       "</text>\n",
       "<text x=\"335\" y=\"56\" dy=\"0.76em\" text-anchor=\"start\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "y = 2 * x\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF0000\" stroke-width=\"1\" points=\"305,46 325,46 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"305,61 325,61 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..14f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        &RED\n",
    "    )).unwrap()\n",
    "        .label(\"y = x\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &RED));\n",
    "    \n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x * 2.0)),\n",
    "        &GREEN\n",
    "    )).unwrap()\n",
    "        .label(\"y = 2 * x\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "\n",
    "    chart.configure_series_labels()\n",
    "        .position(SeriesLabelPosition::UpperMiddle)\n",
    "        .background_style(&WHITE)\n",
    "        .border_style(&BLACK)\n",
    "        .draw()?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "d11194f9",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "2000d1c7",
   "metadata": {},
   "source": [
    "## Colors and Markers"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "c3bbc0c1",
   "metadata": {},
   "source": [
    "#### 1. Colors"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "id": "f7d27cb0",
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
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       "y = f(x)\n",
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       "x = Array::range(1., 7., 0.1);\n",
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       "</text>\n",
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       "</text>\n",
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       "10.0\n",
       "</text>\n",
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       "12.0\n",
       "</text>\n",
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       "14.0\n",
       "</text>\n",
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       "7.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"639,430 639,435 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#0000FF\" stroke-width=\"1\" points=\"50,429 59,426 69,423 79,420 89,417 99,414 108,411 118,408 128,405 138,402 148,398 157,395 167,392 177,389 187,386 197,383 207,380 216,377 226,374 236,371 246,367 256,364 265,361 275,358 285,355 295,352 305,349 315,346 324,343 334,340 344,336 354,333 364,330 373,327 383,324 393,321 403,318 413,315 423,312 432,309 442,305 452,302 462,299 472,296 481,293 491,290 501,287 511,284 521,281 531,278 540,274 550,271 560,268 570,265 580,262 589,259 599,256 609,253 619,250 629,247 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 20,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..14f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        &RGBColor(0,0,255) // red: 0, green: 0, blue: 255 -> the color is blue \n",
    "    ))?;\n",
    "    \n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "235b822a",
   "metadata": {},
   "outputs": [
    {
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       "y = f(x)\n",
       "</text>\n",
       "<text x=\"345\" y=\"480\" dy=\"-0.5ex\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "x = Array::range(1., 7., 0.1);\n",
       "</text>\n",
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       "2.0\n",
       "</text>\n",
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       "<text x=\"40\" y=\"336\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "4.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,336 49,336 \"/>\n",
       "<text x=\"40\" y=\"274\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "6.0\n",
       "</text>\n",
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       "8.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,212 49,212 \"/>\n",
       "<text x=\"40\" y=\"150\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "10.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,150 49,150 \"/>\n",
       "<text x=\"40\" y=\"88\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "12.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,88 49,88 \"/>\n",
       "<text x=\"40\" y=\"26\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "14.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"44,26 49,26 \"/>\n",
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       "1.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"50,430 50,435 \"/>\n",
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       "2.0\n",
       "</text>\n",
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       "3.0\n",
       "</text>\n",
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       "4.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"344,430 344,435 \"/>\n",
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       "5.0\n",
       "</text>\n",
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       "6.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"540,430 540,435 \"/>\n",
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       "7.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"639,430 639,435 \"/>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#FF6666\" stroke-width=\"1\" points=\"50,429 59,426 69,423 79,420 89,417 99,414 108,411 118,408 128,405 138,402 148,398 157,395 167,392 177,389 187,386 197,383 207,380 216,377 226,374 236,371 246,367 256,364 265,361 275,358 285,355 295,352 305,349 315,346 324,343 334,340 344,336 354,333 364,330 373,327 383,324 393,321 403,318 413,315 423,312 432,309 442,305 452,302 462,299 472,296 481,293 491,290 501,287 511,284 521,281 531,278 540,274 550,271 560,268 570,265 580,262 589,259 599,256 609,253 619,250 629,247 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..14f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        &HSLColor(5.0, 1.0, 0.7)\n",
    "    ))?;\n",
    "    \n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "582c0f63",
   "metadata": {},
   "source": [
    "#### 2. Markers"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "id": "17284c9b",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "Plot Demo\n",
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       "</svg>\n",
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      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..8f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        &RED\n",
    "    ))?;\n",
    "    chart.draw_series(x.map(|x| {\n",
    "        EmptyElement::at((*x, *x))\n",
    "        + Cross::new((0, 0), 2, GREEN) // coordinates relative to EmptyElement\n",
    "//         + Circle::new((0, 0), 2, GREEN) // uncomment one of these markers\n",
    "//         + Pixel::new((0, 0), GREEN)\n",
    "//         + TriangleMarker::new((0, 0), 2, GREEN)\n",
    "    }))?;\n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "id": "4338aa36",
   "metadata": {},
   "outputs": [
    {
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       "</svg>\n",
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      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..8f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        &RED\n",
    "    ).point_size(2))?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "id": "82cd6298",
   "metadata": {},
   "outputs": [
    {
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       "Plot Demo\n",
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       "y = f(x)\n",
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       "1.0\n",
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       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 24,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..8f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        RED.filled()\n",
    "    ).point_size(2))?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f4098164",
   "metadata": {},
   "source": [
    "#### 3. Colors + Markers + Legend"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "id": "28559940",
   "metadata": {},
   "outputs": [
    {
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       "y = x\n",
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       "y = x ^ 3\n",
       "</text>\n",
       "<text x=\"576\" y=\"238\" dy=\"0.76em\" text-anchor=\"start\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "y = x ^ 2\n",
       "</text>\n",
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       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#0000FF\" stroke-width=\"1\" points=\"546,228 566,228 \"/>\n",
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       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Plot Demo\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..342f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "    \n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, *x)),\n",
    "        RED.filled()\n",
    "    ).point_size(2)).unwrap()\n",
    "        .label(\"y = x\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &RED));\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, (*x).powi(3))),\n",
    "        BLUE\n",
    "    ).point_size(2)).unwrap()\n",
    "        .label(\"y = x ^ 3\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &BLUE));\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, (*x).powi(2))),\n",
    "        &GREEN\n",
    "    )).unwrap()\n",
    "        .label(\"y = x ^ 2\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "\n",
    "    chart.draw_series(x.map(|x| {\n",
    "        EmptyElement::at((*x, (*x).powi(2)))\n",
    "        + Cross::new((0, 0), 2, WHITE) // coordinates relative to EmptyElement\n",
    "//         + Circle::new((0, 0), 2, GREEN) // uncomment one of these markers\n",
    "//         + Pixel::new((0, 0), GREEN)\n",
    "//         + TriangleMarker::new((0, 0), 2, GREEN)\n",
    "    }))?;\n",
    "\n",
    "    chart.configure_series_labels()\n",
    "        .background_style(&WHITE)\n",
    "        .border_style(&BLACK)\n",
    "        .draw()?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 60%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "b8d9d7d7",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "02be6cda",
   "metadata": {},
   "source": [
    "## Subplots"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "id": "8d72f20b",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(1.0, 1.0), (2.0, 4.0), (3.0, 9.0), (4.0, 16.0)]"
      ]
     },
     "execution_count": 26,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "let linear_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_y_axes = array!([[1., 2., 3., 4.], [1., 2., 3., 4.]]);\n",
    "    let x_axis: Vec<f32> = x_y_axes.slice(s![0, 0, ..]).to_vec();\n",
    "    let y_axis: Vec<f32> = x_y_axes.slice(s![0, 1, ..]).to_vec();\n",
    "    x_axis.into_iter().zip(y_axis).collect()\n",
    "};\n",
    "let quadratic_coordinates: Vec<(f32, f32)> = {\n",
    "    let x_y_axes = array!([[1., 2., 3., 4.], [1., 4., 9., 16.]]);\n",
    "    let x_axis: Vec<f32> = x_y_axes.slice(s![0, 0, ..]).to_vec();\n",
    "    let y_axis: Vec<f32> = x_y_axes.slice(s![0, 1, ..]).to_vec();\n",
    "    x_axis.into_iter().zip(y_axis).collect()\n",
    "};\n",
    "quadratic_coordinates"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "781d820c",
   "metadata": {},
   "source": [
    "### 1. Using split_evenly"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "id": "188a2b24",
   "metadata": {},
   "outputs": [
    {
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       "<text x=\"160\" y=\"55\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"Arial\" font-size=\"12.096774193548388\" opacity=\"1\" fill=\"#000000\">\n",
       "y = x\n",
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       "y = x\n",
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       "10.0\n",
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       "3.5\n",
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       "4.5\n",
       "</text>\n",
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       "5.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"269,390 269,395 \"/>\n",
       "<text x=\"480\" y=\"55\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"Arial\" font-size=\"12.096774193548388\" opacity=\"1\" fill=\"#000000\">\n",
       "y= x ^ 2\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"445,371 481,315 517,222 553,91 \"/>\n",
       "<text x=\"370\" y=\"231\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\" transform=\"rotate(270, 370, 231)\">\n",
       "y= x ^ 2\n",
       "</text>\n",
       "<text x=\"500\" y=\"430\" dy=\"-0.5ex\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "x = Array::range(1., 7., 0.1);\n",
       "</text>\n",
       "<line opacity=\"0.2\" stroke=\"#000000\" stroke-width=\"1\" x1=\"410\" y1=\"389\" x2=\"589\" y2=\"389\"/>\n",
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       "</text>\n",
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       "2.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,352 409,352 \"/>\n",
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       "4.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,315 409,315 \"/>\n",
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       "6.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,278 409,278 \"/>\n",
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       "8.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,240 409,240 \"/>\n",
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       "10.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,203 409,203 \"/>\n",
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       "12.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,166 409,166 \"/>\n",
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       "14.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,128 409,128 \"/>\n",
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       "16.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,91 409,91 \"/>\n",
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       "0.0\n",
       "</text>\n",
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       "0.5\n",
       "</text>\n",
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       "1.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"445,390 445,395 \"/>\n",
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       "1.5\n",
       "</text>\n",
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       "2.0\n",
       "</text>\n",
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       "2.5\n",
       "</text>\n",
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       "3.0\n",
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       "3.5\n",
       "</text>\n",
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       "4.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"553,390 553,395 \"/>\n",
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       "4.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"571,390 571,395 \"/>\n",
       "<text x=\"589\" y=\"400\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "5.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"589,390 589,395 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 27,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let sub_areas = root.split_evenly((1,2)); // 1x2 grid ( 1 row, 2 columns)\n",
    "\n",
    "    let graphs = vec![\n",
    "        (\"y = x\", linear_coordinates.clone(), &RED),\n",
    "        (\"y= x ^ 2\", quadratic_coordinates.clone(), &GREEN),\n",
    "    ];\n",
    "\n",
    "    for ((idx, area), graph) in (1..).zip(sub_areas.iter()).zip(graphs.iter()) {\n",
    "        let mut chart = ChartBuilder::on(&area)\n",
    "            .caption(graph.0, (\"Arial\", 15).into_font())\n",
    "            .margin(50)\n",
    "            .x_label_area_size(40)\n",
    "            .y_label_area_size(40)\n",
    "            .build_cartesian_2d(0f32..5f32, 0f32..17f32)?;\n",
    "\n",
    "        chart.draw_series(LineSeries::new(\n",
    "            graph.1.iter().map(|(x, y)| (*x, *y)),\n",
    "            graph.2,\n",
    "        )).unwrap()\n",
    "            .label(graph.0)\n",
    "            .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "\n",
    "        chart.configure_mesh()\n",
    "            .y_labels(10)\n",
    "            .light_line_style(&TRANSPARENT)\n",
    "            .disable_x_mesh()\n",
    "            .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "            .y_desc(graph.0)\n",
    "            .draw()?;\n",
    "    }\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "0fbb7be6",
   "metadata": {},
   "source": [
    "### 2. Using split_horizontally"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5843e3bf-f9f0-4d1b-8845-581fdc88ec3a",
   "metadata": {},
   "source": [
    "Many thanks to [Ali](https://github.com/AliMMehr) for fixing this issue in [`plotters/issues/486`](https://github.com/plotters-rs/plotters/issues/486)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 33,
   "id": "b8ef3495",
   "metadata": {},
   "outputs": [
    {
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       "y= x ^ 2\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"445,371 481,315 517,222 553,91 \"/>\n",
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       "y= x ^ 2\n",
       "</text>\n",
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       "x = Array::range(1., 7., 0.1);\n",
       "</text>\n",
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       "0.0\n",
       "</text>\n",
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       "<text x=\"400\" y=\"352\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "2.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,352 409,352 \"/>\n",
       "<text x=\"400\" y=\"315\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "4.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,315 409,315 \"/>\n",
       "<text x=\"400\" y=\"278\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "6.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,278 409,278 \"/>\n",
       "<text x=\"400\" y=\"240\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "8.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,240 409,240 \"/>\n",
       "<text x=\"400\" y=\"203\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "10.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,203 409,203 \"/>\n",
       "<text x=\"400\" y=\"166\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "12.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,166 409,166 \"/>\n",
       "<text x=\"400\" y=\"128\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "14.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,128 409,128 \"/>\n",
       "<text x=\"400\" y=\"91\" dy=\"0.5ex\" text-anchor=\"end\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "16.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"404,91 409,91 \"/>\n",
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       "0.0\n",
       "</text>\n",
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       "0.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"427,390 427,395 \"/>\n",
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       "1.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"445,390 445,395 \"/>\n",
       "<text x=\"463\" y=\"400\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "1.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"463,390 463,395 \"/>\n",
       "<text x=\"481\" y=\"400\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "2.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"481,390 481,395 \"/>\n",
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       "2.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"499,390 499,395 \"/>\n",
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       "3.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"517,390 517,395 \"/>\n",
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       "3.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"535,390 535,395 \"/>\n",
       "<text x=\"553\" y=\"400\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "4.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"553,390 553,395 \"/>\n",
       "<text x=\"571\" y=\"400\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "4.5\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"571,390 571,395 \"/>\n",
       "<text x=\"589\" y=\"400\" dy=\"0.76em\" text-anchor=\"middle\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "5.0\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#000000\" stroke-width=\"1\" points=\"589,390 589,395 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 33,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let sub_areas = root.split_horizontally(320); // 320 is the width of the left section in pixels\n",
    "\n",
    "    let graphs = vec![\n",
    "        (\"y = x\", linear_coordinates.clone(), &RED, sub_areas.0),\n",
    "        (\"y= x ^ 2\", quadratic_coordinates.clone(), &GREEN, sub_areas.1),\n",
    "    ];\n",
    "\n",
    "    for (idx, graph) in (1..).zip(graphs.iter()) {\n",
    "        let mut chart = ChartBuilder::on(&graph.3)\n",
    "            .margin(50)\n",
    "            .caption(graph.0, (\"Arial\", 15).into_font())\n",
    "            .x_label_area_size(40)\n",
    "            .y_label_area_size(40)\n",
    "            .build_cartesian_2d(0f32..5f32, 0f32..17f32)?;\n",
    "\n",
    "        chart.draw_series(LineSeries::new(\n",
    "            graph.1.iter().map(|(x, y)| (*x, *y)),\n",
    "            graph.2,\n",
    "        )).unwrap()\n",
    "            .label(graph.0)\n",
    "            .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "\n",
    "        chart.configure_mesh()\n",
    "            .y_labels(10)\n",
    "            .light_line_style(&TRANSPARENT)\n",
    "            .disable_x_mesh()\n",
    "            .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "            .y_desc(graph.0)\n",
    "            .draw()?;\n",
    "    }\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "150f7692",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "3fa06c4a",
   "metadata": {},
   "source": [
    "## Error Bars"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "9a9cb3d8",
   "metadata": {},
   "source": [
    "### 1. Vertical Bars"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "id": "1fb7e164",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "Vertical Error Bars Plot\n",
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       "<text x=\"576\" y=\"223\" dy=\"0.76em\" text-anchor=\"start\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "y = x ^ 2\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"546,228 566,228 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 29,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Vertical Error Bars Plot\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..50f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "\n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, (*x as f32).powi(2))),\n",
    "        &GREEN\n",
    "    )).unwrap()\n",
    "        .label(\"y = x ^ 2\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "  \n",
    "    chart.draw_series(x.map(|x| {\n",
    "        ErrorBar::new_vertical(*x, (*x as f32).powi(2) - 1.5, (*x as f32).powi(2), (*x as f32).powi(2) + 1.4, RED.filled(), 2)\n",
    "    })).unwrap();\n",
    "\n",
    "    chart.configure_series_labels()\n",
    "        .background_style(&WHITE)\n",
    "        .border_style(&BLACK)\n",
    "        .draw()?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "bc56b2bc",
   "metadata": {},
   "source": [
    "### 2. Horizontal Bars"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "id": "e41029da",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "Horizontal Error Bars Plot\n",
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       "<text x=\"576\" y=\"223\" dy=\"0.76em\" text-anchor=\"start\" font-family=\"sans-serif\" font-size=\"9.67741935483871\" opacity=\"1\" fill=\"#000000\">\n",
       "y = x ^ 2\n",
       "</text>\n",
       "<polyline fill=\"none\" opacity=\"1\" stroke=\"#00FF00\" stroke-width=\"1\" points=\"546,228 566,228 \"/>\n",
       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 30,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Horizontal Error Bars Plot\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(1f32..7f32, 1f32..50f32)?;\n",
    "    \n",
    "    let x = Array::range(1., 7., 0.1);\n",
    "\n",
    "    chart.configure_mesh()\n",
    "        .x_desc(\"x = Array::range(1., 7., 0.1);\")\n",
    "        .y_desc(\"y = f(x)\")\n",
    "        .draw()?;\n",
    "\n",
    "    chart.draw_series(LineSeries::new(\n",
    "        x.iter().map(|x| (*x, (*x as f32).powi(2))),\n",
    "        &GREEN\n",
    "    )).unwrap()\n",
    "        .label(\"y = x ^ 2\")\n",
    "        .legend(|(x,y)| PathElement::new(vec![(x,y), (x + 20,y)], &GREEN));\n",
    "  \n",
    "    chart.draw_series(x.map(|x| {\n",
    "        ErrorBar::new_horizontal((*x as f32).powi(2), *x - 0.3, *x, *x + 0.3, RED.filled(), 2)\n",
    "    })).unwrap();\n",
    "\n",
    "    chart.configure_series_labels()\n",
    "        .background_style(&WHITE)\n",
    "        .border_style(&BLACK)\n",
    "        .draw()?;\n",
    "\n",
    "    Ok(())\n",
    "}).style(\"width: 100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "e3e82923",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f71acd23",
   "metadata": {},
   "source": [
    "## Scatter Plot"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "id": "b8118bba",
   "metadata": {},
   "outputs": [
    {
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       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 31,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Uniform Distribution Scatter Plot\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(40)\n",
    "        .y_label_area_size(40)\n",
    "        .build_cartesian_2d(0f32..1f32, 0f32..1f32)?;\n",
    "\n",
    "    chart.configure_mesh()\n",
    "        .disable_x_mesh()\n",
    "        .disable_y_mesh()\n",
    "        .y_labels(5)\n",
    "        .x_label_formatter(&|x| format!(\"{:.1}\", *x as f64 / 100.0))\n",
    "        .y_label_formatter(&|y| format!(\"{}%\", (*y * 100.0) as u32))\n",
    "        .draw()?;\n",
    "\n",
    "    let _ = chart.draw_series(random_samples.iter().map(|(x,y)| Circle::new((*x,*y), 3, GREEN.filled())));\n",
    "    \n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5499f477",
   "metadata": {},
   "source": [
    "<hr />"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "e42cc4a9",
   "metadata": {},
   "source": [
    "## Histogram"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 32,
   "id": "b7a2220e",
   "metadata": {},
   "outputs": [
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       "</svg>\n",
       "</div>"
      ]
     },
     "execution_count": 32,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "evcxr_figure((640, 480), |root| {\n",
    "    _ = root.fill(&WHITE);\n",
    "\n",
    "    let mut chart = ChartBuilder::on(&root)\n",
    "        .caption(\"Histogram\", (\"Arial\", 20).into_font())\n",
    "        .x_label_area_size(50)\n",
    "        .y_label_area_size(50)\n",
    "        .build_cartesian_2d(0u32..100u32, 0f64..0.5f64)?;\n",
    "\n",
    "    chart.configure_mesh()\n",
    "        .disable_x_mesh()\n",
    "        .disable_y_mesh()\n",
    "        .y_labels(5)\n",
    "        .x_label_formatter(&|x| format!(\"{:.1}\", *x as f64 / 100.0))\n",
    "        .y_label_formatter(&|y| format!(\"{}%\", (*y * 100.0) as u32))\n",
    "        .draw()?;\n",
    "\n",
    "    let hist = Histogram::vertical(&chart)\n",
    "        .style(RED.filled())\n",
    "        .margin(0)\n",
    "        .data(random_samples.iter().map(|(x,_)| ((x*100.0) as u32, 0.01)));\n",
    "\n",
    "    let _ = chart.draw_series(hist);\n",
    "    \n",
    "    Ok(())\n",
    "}).style(\"width:100%\")"
   ]
  },
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   "id": "7adf3d2f",
   "metadata": {},
   "source": [
    "---\n",
    "---"
   ]
  }
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