2b:null 2c:["$","title",null,{"children":"仮想通貨の可視化： | 2022 TMU DataViz | Observable"}] 31:Te21,svgView = { var svg = d3 .create("svg") .attr("width", width) .attr("height", height) .attr("viewBox", [0, 0, width, height]); svg .append("rect") .attr("width", width) .attr("height", height) .attr("fill", "darkgreen"); var chart = svg .append("svg") .attr("width", (7 * width) / 8) .attr("height", 150) .attr("viewBox", [0, 0, (7 * width) / 8, 150]) .attr("x", width / 16) .attr("y", 50); chart .append("rect") .attr("width", "100%") .attr("height", "100%") .attr("fill", "darkseagreen"); for (let i = 0; i < 5; i++) { chart .append("svg") .html(d3.select(svgArray[i]).html()) .attr("viewBox", d3.select(svgArray[i]).attr("viewBox")) .attr("fill", d3.select(svgArray[i]).attr("fill")) .attr("height", "30%") .attr("x", `${-40 + i * 20}%`) .attr("y", 35); } chart .append("text") .text("1~9,999") .attr("x", (7 * width) / 16 - (7 * width * 0.8) / 16) .attr("y", 115) .attr("fill", "white") .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "middle"); chart .append("text") .text("10,000~99,999") .attr("x", (7 * width) / 16 - (7 * width * 0.4) / 16) .attr("y", 115) .attr("fill", "white") .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "middle"); chart .append("text") .text("100,000~499,999") .attr("x", (7 * width) / 16) .attr("y", 115) .attr("fill", "white") .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "middle"); chart .append("text") .text("500,000~999,999") .attr("x", (7 * width) / 16 + (7 * width * 0.4) / 16) .attr("y", 115) .attr("fill", "white") .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "middle"); chart .append("text") .text("1,000,000~") .attr("x", (7 * width) / 16 + (7 * width * 0.8) / 16) .attr("y", 115) .attr("fill", "white") .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "middle"); svg .append("text") .text("Total") .attr("x", width / 16) .attr("y", 690) .attr("fill", "white") .attr("font-size", 28) .attr("font-family", "var(--serif)") .attr("font-weight", "bold"); svg .append("rect") .attr("width", width / 4) .attr("height", 50) .attr("fill", "white") .attr("x", (3 * width) / 16 + (2 * width) / 4) .attr("y", 450); svg .append("text") .text("Amount") .attr("x", (3 * width) / 16 + (2 * width) / 4) .attr("y", 690) .attr("fill", "white") .attr("font-size", 28) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "start"); svg .append("text") .text("BUY") .attr("x", (3 * width) / 16 + (3 * width) / 4 - 70) .attr("y", 690) .attr("font-size", 20) .attr("fill", "silver") .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "end"); svg .append("text") .text("SELL") .attr("x", (3 * width) / 16 + (3 * width) / 4 - 10) .attr("y", 690) .attr("font-size", 20) .attr("fill", "silver") .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "end"); return svg; }32:T452,async function SetSlotting() { var winLocal; var typeLocal; if (tradesArray.length > 0 && slotting[0]) { winLocal = parseInt(tradesArray[0].amount * tradesArray[0].rate); typeLocal = tradesArray[0].order_type; tradesArray.splice(0, 1); if (winLocal < 10000) { mutable winNum = 1; } else if (winLocal < 100000) { mutable winNum = 2; } else if (winLocal < 500000) { mutable winNum = 3; } else if (winLocal < 1000000) { mutable winNum = 4; } else { mutable winNum = 5; } } else { for (let i = 0; i < 3; i++) { while (true) { var tmp = randomNumber(0, 4); if (!randomArray.includes(tmp)) { randomArray[i] = tmp; break; } } } winLocal = 0; mutable winNum = 0; } for (let i = 0; i < 3; i++) { slotting[i] = !slotting[i]; console.log(slotting[i]); if (!slotting[i]) { if (i == 2) { mutable win = winLocal; mutable credits += mutable win; ShowType(typeLocal); } else { await _sleep(300); } } } }33:T552,function ShowType(type) { var w = width / 4; var h = 50; var svg = svgView .append("svg") .attr("width", w) .attr("height", h) .attr("viewBox", [0, 0, w, h]) .attr("x", (3 * width) / 16 + (2 * width) / 4) .attr("y", 650); svg .append("rect") .attr("width", w) .attr("height", h) .attr("fill", "darkgreen"); svg .append("text") .text("Amount") .attr("x", 0) .attr("y", 40) .attr("fill", "white") .attr("font-size", 28) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "start"); var buy = svg .append("text") .text("BUY") .attr("x", width / 4 - 70) .attr("y", 40) .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "end"); var sell = svg .append("text") .text("SELL") .attr("x", width / 4 - 10) .attr("y", 40) .attr("font-size", 20) .attr("font-family", "var(--serif)") .attr("font-weight", "bold") .attr("text-anchor", "end"); if (type == "buy") { buy.attr("fill", "crimson"); sell.attr("fill", "silver"); } else if (type == "sell") { buy.attr("fill", "silver"); sell.attr("fill", "blue"); } else { buy.attr("fill", "silver"); sell.attr("fill", "silver"); } return svg; }34:[] 2f:{"id":"afb9004e38d6e297","slug":null,"title":"仮想通貨の可視化：","thumbnail":"32c5bbcd53da799b38d78e8c4db835c71f286cd4c4f13928cfb59ffe1c1310b7","access_level":"public","create_time":"$D2022-12-06T07:08:54.528Z","update_time":"$D2023-02-03T06:42:29.853Z","view_time":null,"first_public_time":"$D2022-12-06T07:08:54.528Z","has_unpublished_edits":null,"fork":{"id":"0d6d245a0cf9c162","slug":"class-final-project","title":"[class] 最終課題の企画","owner":{"id":"f72792763363b4a6","login":"2022-tmu-dataviz","name":"2022 TMU DataViz"}},"stars":0,"starred":false,"owner":{"type":"team","id":"f72792763363b4a6","login":"2022-tmu-dataviz","name":"2022 TMU DataViz","avatar_url":"https://avatars-next.observableusercontent.com/20a88d07d4e0d57432f57ec54df2aa13774d478859b8015b6c3fcddf28aac5f5","tier":"starter_2024"},"version":1816,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"e4369327ee7d4e99","login":"y-horita1111","name":"Yu Horita","avatar_url":"https://avatars-next.observableusercontent.com/725fd1fb3ad415036dcd9f4f880090cb8e886f32908c01e0ad3b37ec007aa9eb","tier":null}],"members":[{"type":"team","id":"f72792763363b4a6","login":"2022-tmu-dataviz","name":"2022 TMU DataViz","avatar_url":"https://avatars-next.observableusercontent.com/20a88d07d4e0d57432f57ec54df2aa13774d478859b8015b6c3fcddf28aac5f5","tier":"starter_2024","role":"editor"},{"type":"individual","id":"e4369327ee7d4e99","login":"y-horita1111","name":"Yu Horita","avatar_url":"https://avatars-next.observableusercontent.com/725fd1fb3ad415036dcd9f4f880090cb8e886f32908c01e0ad3b37ec007aa9eb","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":1,"collection":null,"type":"notebook","body":{"titling":"auto","title":"仮想通貨の可視化：","cells":[{"id":0,"value":"# 仮想通貨の可視化：\n\n# どれだけのお金が動いているのか","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":859,"value":"国内大手暗号資産取引「coincheck」でのBTC-JPYの取引をスロットマシーンをモチーフに可視化しました。","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":308,"value":"svgView.node()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1794,"value":"## 本記事について","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":1812,"value":"ニュースなどでよく聞くようになった「仮想通貨」\n\nしかし、それが一体どのようなものなのか、はっきりと理解できている人はまだ少ないと思います。\n\n今回私はこの課題を通して、「仮想通貨」の取引をポップに、わかりやすく、そして見ているだけで楽しいようなビジュアルに落とし込みました。\n\n右下のBUY / SELLは、**BITCOINを**買った / 売ったを表しています。","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":276,"value":"$31","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1234,"value":"svgBox = {\n var boxes = new Array(3);\n for (let i = 0; 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i < 3; i++) {\n if (slotting[i]) {\n setNum[i] = (i + n) % 5;\n } else if (winNum > 0) {\n setNum[i] = winNum - 1;\n } else if (winNum == 0) {\n setNum[i] = randomArray[i];\n }\n svgIcon[i]\n .html(d3.select(svgArray[setNum[i]]).html())\n .attr(\"viewBox\", d3.select(svgArray[setNum[i]]).attr(\"viewBox\"))\n .attr(\"fill\", d3.select(svgArray[setNum[i]]).attr(\"fill\"))\n .attr(\"width\", \"80%\")\n .attr(\"x\", \"10%\")\n .attr(\"y\", 0);\n }\n n++;\n notify(svgIcon);\n }, 50);\n return () => clearInterval(interval);\n})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1289,"value":"slotting = [true, true, true]","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1287,"value":"SlottingInterval = Generators.observe((notify) => {\n let interval = setInterval(function () {\n SetSlotting();\n notify(slotting);\n }, 2000);\n return () => clearInterval(interval);\n})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1291,"value":"$32","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1316,"value":"ShowCredit = {\n var w = width / 4;\n var h = 50;\n\n var svg = svgView\n .append(\"svg\")\n .attr(\"width\", w)\n .attr(\"height\", h)\n .attr(\"viewBox\", [0, 0, w, h])\n .attr(\"x\", width / 16)\n .attr(\"y\", 700);\n\n svg\n .append(\"rect\")\n .attr(\"width\", w)\n .attr(\"height\", h)\n .attr(\"fill\", \"white\")\n .attr(\"x\", 0)\n .attr(\"y\", 0);\n\n svg\n .append(\"text\")\n .text(`¥${credits.toLocaleString()}`)\n .attr(\"x\", width / 4 - 20)\n .attr(\"y\", 35)\n .attr(\"fill\", \"black\")\n .attr(\"font-size\", 28)\n .attr(\"font-family\", \"var(--serif)\")\n .attr(\"font-weight\", \"bold\")\n .attr(\"text-anchor\", \"end\");\n\n svg.node();\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1413,"value":"ShowWin = {\n var w = width / 4;\n var h = 50;\n\n var svg = svgView\n .append(\"svg\")\n .attr(\"width\", w)\n .attr(\"height\", h)\n .attr(\"viewBox\", [0, 0, w, h])\n .attr(\"x\", (3 * width) / 16 + (2 * width) / 4)\n .attr(\"y\", 700);\n\n svg\n .append(\"rect\")\n .attr(\"width\", w)\n .attr(\"height\", h)\n .attr(\"fill\", \"white\")\n .attr(\"x\", 0)\n .attr(\"y\", 0);\n\n svg\n .append(\"text\")\n .text(`¥${win.toLocaleString()}`)\n .attr(\"x\", width / 4 - 20)\n .attr(\"y\", 35)\n .attr(\"fill\", \"black\")\n .attr(\"font-size\", 28)\n .attr(\"font-family\", \"var(--serif)\")\n .attr(\"font-weight\", \"bold\")\n .attr(\"text-anchor\", \"end\");\n\n svg.node();\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":1585,"value":"$33","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":180,"value":"json = Generators.observe((notify) => {\n let interval = setInterval(function () {\n var json = d3.json(proxy + trades);\n notify(json);\n }, 10000);\n return () => clearInterval(interval);\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":248,"value":"tradesArray = new Array()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":233,"value":"{\n for (let i = 10; 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