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HTML

              
                <div id="root"></div>
              
            
!

CSS

              
                body {
    margin: 20px;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

.chart {
    position: relative;
}

.chart svg circle {
    fill: pink;
}

.chart .title {
    font-size: 14px;
    font-weight: bold;
}

.chart .axis-label {
    font-size: 14px;
}

.chart .tick {
    font-size: 12px;
}

.chart .tooltip {
    position: absolute;
    opacity: 0.75;
    background-color: blue;
    font-family: sans-serif;
    font-weight: bold;
    color: white;
    padding: 5px;
}

.chart .tooltip p {
    font-size: 10px;
    padding: 1px;
    margin: 1px; 
}

              
            
!

JS

              
                class MyVisualization extends React.Component {
  // Initialize state using a class property
  // ref: https://daveceddia.com/where-initialize-state-react/
  //      https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes#Field_declarations
  state = {
    tooltipState: { 
      top: 0,
      left: 0,
      fields: []
    }
  };

  updateTooltipState(tooltipState) {
    this.setState({
      tooltipState
    });
  }

  render() {
    return (
      <div className="chart">
        <MyChart
          books={ this.props.books }
          updateTooltipState={ newState => this.updateTooltipState(newState) } />
        <MyToolTip 
          left={ this.state.tooltipState.left }
          top={ this.state.tooltipState.top }
          fields={ this.state.tooltipState.fields } />
      </div>
    );
  }
}

class MyChart extends React.Component {
  shouldComponentUpdate(nextProps) {
    return (this.props.books !== nextProps.books);
  }

  render() {
    // layout constants
    const w = 700;
    const h = 400;
    const padding = 40;

    const data = this.props.books;

    // create scale functions
    const xScale = d3.scaleLinear()
      .domain([d3.min(data, d => d.year) - 5, d3.max(data, d => d.year) + 5])
      .range([padding * 2, w - padding]);

    const yScale = d3.scaleLinear()
      .domain([3.2, 4.8])
      .range([h - padding, padding]);

    const zScale = d3.scaleSqrt()
      .domain([0, d3.max(data, d => d.count)])
      .range([3, 10]);

    // define X axis
    const xAxis = d3.axisBottom(xScale).tickFormat(d3.format(""));

    // define Y axis
    const yAxis = d3.axisLeft(yScale);

    // create SVG element
    const svgNode = ReactFauxDOM.createElement("svg");
    const svg = d3.select(svgNode)
      .attr("width", w)
      .attr("height", h);

    // create the datapoints as circles
    svg.selectAll("circle")
      .data(data)
      .enter()
      .append("circle")
      .attr("cx", d => xScale(d.year) )
      .attr("cy", d => yScale(d.rating) )
      .attr("r", d => zScale(d.count) )
      .on("mouseover", d => {
        this.props.updateTooltipState({
          left: xScale(d.year) + zScale(d.count),
          top: yScale(d.rating) + zScale(d.count),
          fields: [
            `Title: ${ d.title }`,
            `Author: ${ d.author }`,
            `Year: ${ d.year }`,
            `Rating: ${ d.rating ? d.rating.toFixed(1) : "N/A" }`,
            `No. of Ratings: ${ d.count ? d.count.toLocaleString() : "N/A" }`
          ]
        });
      })
      .on("mouseout", () => {
        this.props.updateTooltipState({
          fields: []
        });
      });

    // create X axis
    svg.append("g")
      .attr("class", "axis")
      .attr("transform", `translate(0,${h - padding})`)
      .call(xAxis)
      .selectAll("text")	
        .style("text-anchor", "end")
        .attr("dx", "-.8em")
        .attr("dy", ".15em")
        .attr("transform", "rotate(-65)");
        
    // create Y axis
    svg.append("g")
      .attr("class", "axis")
      .attr("transform", `translate(${padding * 2},0)`)
      .call(yAxis);

    // text label for the x axis
    svg.append("text")             
      .attr("transform", "translate(" + (padding * 2 + 20) + "," + (h - padding - 8) + ")")
      .classed("axis-label", true)
      .style("text-anchor", "left")
      .text("Year Published");

    // text label for the y axis
    svg.append("text")
      .attr("transform", "rotate(-90)")
      .attr("y", padding)
      .attr("x", 0 - h / 3 + 15)
      .classed("axis-label", true)
      .style("text-anchor", "middle")
      .text("Goodreads Rating");  

    // create the chart title
    svg.append("text")
      .text("Year Published vs Goodreads Rating")
      .attr("x", w/2 + padding)
      .attr("y", padding/2 + 4)
      .attr("text-anchor", "middle")
      .classed("title", true);

    return svgNode.toReact();
    
  }
}

const MyToolTip = props => (
  <div 
    className="tooltip"
    style={ {
      display: props.fields.length ? "block" : "none",
      top: `${props.top}px`,
      left: `${props.left}px`
    } }
  >
    { props.fields.map( (field, index) => <p key={ index }>{ field }</p> ) }
  </div>
);

const BookList = [
    {
        "title": "1984",
        "author": "George Orwell",
        "year": 1949,
        "rating": 4.17,
        "count": 2531706
    },
    {
        "title": "A Brief History of Time",
        "author": "Stephen Hawking",
        "year": 1988,
        "rating": 4.16,
        "count": 233282
    },
    {
        "title": "A Heartbreaking Work of Staggering Genius",
        "author": "Dave Eggers",
        "year": 2000,
        "rating": 3.68,
        "count": 158583
    },
    {
        "title": "A Long Way Gone: Memoirs of a Boy Soldier",
        "author": "Ishmael Beah",
        "year": 2007,
        "rating": 4.15,
        "count": 146681
    },
    {
        "title": "The Bad Beginning: Or, Orphans! (A Series of Unfortunate Events, Book 1)",
        "author": "Lemony Snicket",
        "year": 1999,
        "rating": 3.92,
        "count": 341309
    },
    {
        "title": "A Wrinkle in Time",
        "author": "Madeleine L'Engle",
        "year": 1962,
        "rating": 4.01,
        "count": 856209
    },
    {
        "title": "Selected Stories, 1968-1994",
        "author": "Alice Munro",
        "year": 1985,
        "rating": 4.29,
        "count": 6099
    },
    {
        "title": "Alice's Adventures in Wonderland",
        "author": "Lewis Carroll",
        "year": 1871,
        "rating": 4.07,
        "count": 417565
    },
    {
        "title": "All the President's Men",
        "author": "Bob Woodward",
        "year": 1974,
        "rating": 4.19,
        "count": 41351
    },
    {
        "title": "Angela's Ashes: A Memoir",
        "author": "Frank McCourt",
        "year": 1996,
        "rating": 4.09,
        "count": 479188
    },
    {
        "title": "Are You There God? It's Me, Margaret.",
        "author": "Judy Blume",
        "year": 1970,
        "rating": 3.9,
        "count": 173112
    },
    {
        "title": "Bel Canto",
        "author": "Ann Patchett",
        "year": 2001,
        "rating": 3.93,
        "count": 220435
    },
    {
        "title": "Beloved",
        "author": "Toni Morrison",
        "year": 1987,
        "rating": 3.8,
        "count": 275327
    },
    {
        "title": "Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen",
        "author": "Christopher McDougall",
        "year": 2009,
        "rating": 4.28,
        "count": 141899
    },
    {
        "title": "Breath, Eyes, Memory",
        "author": "Edwidge Danticat",
        "year": 1994,
        "rating": 3.87,
        "count": 25101
    },
    {
        "title": "Catch-22",
        "author": "Joseph Heller",
        "year": 1961,
        "rating": 3.98,
        "count": 652076
    },
    {
        "title": "Charlie and the Chocolate Factory",
        "author": "Roald Dahl",
        "year": 1964,
        "rating": 4.12,
        "count": 567372
    },
    {
        "title": "Charlotte's Web",
        "author": "E. B White",
        "year": 1952,
        "rating": 4.16,
        "count": 1233816
    },
    {
        "title": "Cutting for Stone",
        "author": "Abraham Verghese",
        "year": 2009,
        "rating": 4.29,
        "count": 314729
    },
    {
        "title": "Daring Greatly: How the Courage to Be Vulnerable Transforms the Way We Live, Love, Parent, and Lead",
        "author": "Brené Brown",
        "year": 2012,
        "rating": 4.26,
        "count": 81361
    },
    {
        "title": "Diary of a Wimpy Kid, Book 1",
        "author": "Jeff Kinney",
        "year": 2004,
        "rating": 3.97,
        "count": 326698
    },
    {
        "title": "Dune (Dune Chronicles, Book 1)",
        "author": "Frank Herbert",
        "year": 1965,
        "rating": 4.21,
        "count": 605443
    },
    {
        "title": "Fahrenheit 451",
        "author": "Ray Bradbury",
        "year": 1953,
        "rating": 3.98,
        "count": 1380043
    },
    {
        "title": "Fear and Loathing in Las Vegas",
        "author": "Hunter S. Thompson",
        "year": 1971,
        "rating": 4.08,
        "count": 269442
    },
    {
        "title": "Gone Girl",
        "author": "Gillian Flynn",
        "year": 2012,
        "rating": 4.06,
        "count": 1931109
    },
    {
        "title": "Goodnight Moon",
        "author": "Margaret Wise Brown",
        "year": 1947,
        "rating": 4.27,
        "count": 270319
    },
    {
        "title": "Great Expectations",
        "author": "Charles Dickens",
        "year": 1861,
        "rating": 3.76,
        "count": 576912
    },
    {
        "title": "Guns, Germs, and Steel: The Fates of Human Societies",
        "author": "Jared Diamond Ph.D.",
        "year": 1997,
        "rating": 4.02,
        "count": 228679
    },
    {
        "title": "Harry Potter and the Sorcerer's Stone",
        "author": "J.K. Rowling",
        "year": 1997,
        "rating": 4.46,
        "count": 5812339
    },
    {
        "title": "In Cold Blood",
        "author": "Truman Capote",
        "year": 1965,
        "rating": 4.07,
        "count": 458092
    },
    {
        "title": "Interpreter of Maladies",
        "author": "Jhumpa Lahiri",
        "year": 1999,
        "rating": 4.14,
        "count": 144089
    },
    {
        "title": "Invisible Man",
        "author": "Ralph Ellison",
        "year": 1952,
        "rating": 3.85,
        "count": 141599
    },
    {
        "title": "Jimmy Corrigan: The Smartest Kid on Earth",
        "author": "Chris Ware",
        "year": 2000,
        "rating": 4.09,
        "count": 20474
    },
    {
        "title": "Kitchen Confidential: Adventures in the Culinary Underbelly",
        "author": "Anthony Bourdain",
        "year": 2000,
        "rating": 4.05,
        "count": 183781
    },
    {
        "title": "Life After Life: A Novel",
        "author": "Kate Atkinson",
        "year": 2013,
        "rating": 3.75,
        "count": 178403
    },
    {
        "title": "Little House on the Prairie",
        "author": "Laura Ingalls Wilder",
        "year": 1935,
        "rating": 4.19,
        "count": 230850
    },
    {
        "title": "Lolita",
        "author": "Vladimir Nabokov",
        "year": 1955,
        "rating": 3.89,
        "count": 579688
    },
    {
        "title": "Love in the Time of Cholera",
        "author": "Gabriel Garcia Marquez",
        "year": 1985,
        "rating": 3.9,
        "count": 357459
    },
    {
        "title": "Love Medicine",
        "author": "Louise Erdrich",
        "year": 1984,
        "rating": 3.99,
        "count": 19183
    },
    {
        "title": "Man's Search for Meaning",
        "author": "Viktor E. Frankl",
        "year": 1946,
        "rating": 4.35,
        "count": 272833
    },
    {
        "title": "Me Talk Pretty One Day",
        "author": "David Sedaris",
        "year": 2000,
        "rating": 3.98,
        "count": 563887
    },
    {
        "title": "Middlesex: A Novel",
        "author": "Jeffrey Eugenides",
        "year": 2002,
        "rating": 3.99,
        "count": 546243
    },
    {
        "title": "Midnight's Children: A Novel",
        "author": "Salman Rushdie",
        "year": 1981,
        "rating": 3.99,
        "count": 93890
    },
    {
        "title": "Moneyball: The Art of Winning an Unfair Game",
        "author": "Michael Lewis",
        "year": 2003,
        "rating": 4.26,
        "count": 83464
    },
    {
        "title": "Of Human Bondage",
        "author": "W. Somerset Maugham",
        "year": 1915,
        "rating": 4.13,
        "count": 42550
    },
    {
        "title": "On the Road",
        "author": "Jack Kerouac",
        "year": 1955,
        "rating": 3.63,
        "count": 307114
    },
    {
        "title": "Out of Africa",
        "author": "Isak Dinesen",
        "year": 1937,
        "rating": 3.96,
        "count": 29894
    },
    {
        "title": "Persepolis: The Story of a Childhood",
        "author": "Marjane Satrapi",
        "year": 2000,
        "rating": 4.24,
        "count": 137072
    },
    {
        "title": "Portnoy's Complaint",
        "author": "Philip Roth",
        "year": 1969,
        "rating": 3.7,
        "count": 49829
    },
    {
        "title": "Pride and Prejudice",
        "author": "Jane Austen",
        "year": 1813,
        "rating": 4.25,
        "count": 2529846
    },
    {
        "title": "Silent Spring",
        "author": "Rachel Carson",
        "year": 1962,
        "rating": 3.96,
        "count": 29232
    },
    {
        "title": "Slaughterhouse-Five: A Novel",
        "author": "Kurt Vonnegut",
        "year": 1969,
        "rating": 4.07,
        "count": 1001236
    },
    {
        "title": "Team of Rivals: The Political Genius of Abraham Lincoln",
        "author": "Doris Kearns Goodwin",
        "year": 2005,
        "rating": 4.28,
        "count": 129677
    },
    {
        "title": "The Age of Innocence",
        "author": "Edith Wharton",
        "year": 1920,
        "rating": 3.94,
        "count": 127023
    },
    {
        "title": "The Amazing Adventures of Kavalier & Clay",
        "author": "Michael Chabon",
        "year": 2000,
        "rating": 4.17,
        "count": 171107
    },
    {
        "title": "The Autobiography of Malcolm X: As Told to Alex Haley",
        "author": "Malcolm X",
        "year": 1965,
        "rating": 4.3,
        "count": 161494
    },
    {
        "title": "The Book Thief",
        "author": "Markus Zusak",
        "year": 2005,
        "rating": 4.37,
        "count": 1543461
    },
    {
        "title": "The Brief Wondrous Life of Oscar Wao",
        "author": "Junot Díaz",
        "year": 2007,
        "rating": 3.9,
        "count": 208370
    },
    {
        "title": "The Catcher in the Rye",
        "author": "J. D. Salinger",
        "year": 1951,
        "rating": 3.8,
        "count": 2396991
    },
    {
        "title": "The Color of Water: A Black Man's Tribute to His White Mother",
        "author": "James McBride",
        "year": 1996,
        "rating": 4.08,
        "count": 93067
    },
    {
        "title": "The Corrections: A Novel",
        "author": "Jonathan Franzen",
        "year": 2001,
        "rating": 3.79,
        "count": 143779
    },
    {
        "title": "The Devil in the White City: Murder, Magic, and Madness at the Fair That Changed America",
        "author": "Erik Larson",
        "year": 2003,
        "rating": 3.99,
        "count": 430671
    },
    {
        "title": "The Diary of a Young Girl",
        "author": "Anne Frank",
        "year": 1947,
        "rating": 4.12,
        "count": 2354593
    },
    {
        "title": "The Fault in Our Stars",
        "author": "John Green",
        "year": 2012,
        "rating": 4.24,
        "count": 2978312
    },
    {
        "title": "The Giver",
        "author": "Lois Lowry",
        "year": 1993,
        "rating": 4.12,
        "count": 1505362
    },
    {
        "title": "The Golden Compass: His Dark Materials",
        "author": "Philip Pullman",
        "year": 1995,
        "rating": 3.96,
        "count": 1120433
    },
    {
        "title": "The Great Gatsby",
        "author": "F. Scott Fitzgerald",
        "year": 1925,
        "rating": 3.91,
        "count": 3232869
    },
    {
        "title": "The Handmaid's Tale",
        "author": "Margaret Atwood",
        "year": 1985,
        "rating": 4.09,
        "count": 1036544
    },
    {
        "title": "The House at Pooh Corner (Winnie-the-Pooh)",
        "author": "A. A. Milne",
        "year": 1928,
        "rating": 4.36,
        "count": 74855
    },
    {
        "title": "The Hunger Games (Book 1)",
        "author": "Suzanne Collins",
        "year": 2008,
        "rating": 4.33,
        "count": 5656493
    },
    {
        "title": "The Immortal Life of Henrietta Lacks",
        "author": "Rebecca Skloot",
        "year": 2010,
        "rating": 4.05,
        "count": 493440
    },
    {
        "title": "The Liars' Club: A Memoir",
        "author": "Mary Karr",
        "year": 1995,
        "rating": 3.93,
        "count": 53750
    },
    {
        "title": "The Lightning Thief (Percy Jackson and the Olympians, Book 1)",
        "author": "Rick Riordan",
        "year": 2005,
        "rating": 4.24,
        "count": 1672993
    },
    {
        "title": "The Little Prince",
        "author": "Antoine de Saint-Exupéry",
        "year": 1943,
        "rating": 4.3,
        "count": 1073842
    },
    {
        "title": "The Long Goodbye",
        "author": "Raymond Chandler",
        "year": 1953,
        "rating": 4.22,
        "count": 28321
    },
    {
        "title": "The Looming Tower: Al-Qaeda and the Road to 9/11",
        "author": "Lawrence Wright",
        "year": 2006,
        "rating": 4.39,
        "count": 19140
    },
    {
        "title": "The Lord of the Rings",
        "author": "J.R.R. Tolkien",
        "year": 1955,
        "rating": 4.49,
        "count": 492790
    },
    {
        "title": "The Man Who Mistook His Wife For A Hat: And Other Clinical Tales",
        "author": "Oliver Sacks",
        "year": 1985,
        "rating": 4.05,
        "count": 137959
    },
    {
        "title": "The Omnivore's Dilemma: A Natural History of Four Meals",
        "author": "Michael Pollan",
        "year": 2006,
        "rating": 4.18,
        "count": 165092
    },
    {
        "title": "The Phantom Tollbooth 50th Anniversary Edition",
        "author": "Norton Juster",
        "year": 1961,
        "rating": 4.21,
        "count": 212756
    },
    {
        "title": "The Poisonwood Bible: A Novel",
        "author": "Barbara Kingsolver",
        "year": 1998,
        "rating": 4.05,
        "count": 607132
    },
    {
        "title": "The Power Broker: Robert Moses and the Fall of New York",
        "author": "Robert A. Caro",
        "year": 1974,
        "rating": 4.5,
        "count": 9804
    },
    {
        "title": "The Right Stuff",
        "author": "Tom Wolfe",
        "year": 1979,
        "rating": 4.24,
        "count": 38018
    },
    {
        "title": "The Road",
        "author": "Cormac McCarthy",
        "year": 2006,
        "rating": 3.96,
        "count": 629667
    },
    {
        "title": "The Secret History",
        "author": "Donna Tartt",
        "year": 1992,
        "rating": 4.09,
        "count": 235213
    },
    {
        "title": "The Shining",
        "author": "Stephen King",
        "year": 1977,
        "rating": 4.2,
        "count": 948931
    },
    {
        "title": "The Stranger",
        "author": "Albert Camus",
        "year": 1942,
        "rating": 3.97,
        "count": 578179
    },
    {
        "title": "The Sun Also Rises",
        "author": "Ernest Hemingway",
        "year": 1926,
        "rating": 3.82,
        "count": 333651
    },
    {
        "title": "The Things They Carried",
        "author": "Tim O'Brien",
        "year": 1990,
        "rating": 4.13,
        "count": 223058
    },
    {
        "title": "The Very Hungry Caterpillar",
        "author": "Eric Carle",
        "year": 1969,
        "rating": 4.29,
        "count": 345341
    },
    {
        "title": "The Wind in the Willows",
        "author": "Kenneth Grahame",
        "year": 1908,
        "rating": 3.99,
        "count": 159894
    },
    {
        "title": "The Wind-Up Bird Chronicle: A Novel",
        "author": "Haruki Murakami",
        "year": 1994,
        "rating": 4.17,
        "count": 185656
    },
    {
        "title": "The World According to Garp: A Novel",
        "author": "John Irving",
        "year": 1978,
        "rating": 4.08,
        "count": 190961
    },
    {
        "title": "The Year of Magical Thinking",
        "author": "Joan Didion",
        "year": 2005,
        "rating": 3.88,
        "count": 118314
    },
    {
        "title": "Things Fall Apart",
        "author": "Chinua Achebe",
        "year": 1958,
        "rating": 3.64,
        "count": 247724
    },
    {
        "title": "To Kill a Mockingbird",
        "author": "Harper Lee",
        "year": 1960,
        "rating": 4.27,
        "count": 3858402
    },
    {
        "title": "Unbroken: A World War II Story of Survival, Resilience, and Redemption",
        "author": "Laura Hillenbrand",
        "year": 2010,
        "rating": 4.38,
        "count": 642857
    },
    {
        "title": "Valley of the Dolls",
        "author": "Jacqueline Susann",
        "year": 1966,
        "rating": 3.73,
        "count": 43804
    },
    {
        "title": "Where the Sidewalk Ends: The Poems and Drawings of Shel Silverstein",
        "author": "Shel Silverstein",
        "year": 1974,
        "rating": 4.3,
        "count": 1094862
    },
    {
        "title": "Where the Wild Things Are",
        "author": "Maurice Sendak",
        "year": 1963,
        "rating": 4.22,
        "count": 720959
    }
];

ReactDOM.render(
  <MyVisualization books={ BookList } />,
  document.getElementById("root")
);

              
            
!
999px

Console