From 15142fab26c95b1ba76591a252c28257fa3f5d04 Mon Sep 17 00:00:00 2001 From: hehh Date: Fri, 23 Aug 2024 09:40:53 +0800 Subject: [PATCH] update . StarrySky --- css/stars-style.css | 317 ++++++++++++++++++++++++++++++++++++++++++++ index.html | 16 +-- js/StarrySky.js | 215 ++++++++++++++++++++++++++++++ js/stars.js | 13 ++ 4 files changed, 551 insertions(+), 10 deletions(-) create mode 100644 css/stars-style.css create mode 100644 js/StarrySky.js create mode 100644 js/stars.js diff --git a/css/stars-style.css b/css/stars-style.css new file mode 100644 index 0000000..e6ba0cb --- /dev/null +++ b/css/stars-style.css @@ -0,0 +1,317 @@ +* { + margin: 0; + padding: 0; + font-size: 14px; + box-sizing: content-box; +} + +html, +body { + width: 100%; + height: 100%; + user-select: none; +} + +#bg { + width: 100%; + min-width: 250px; + height: 100%; + position: fixed; + z-index: 1; +} + +.container { + width: 100%; + min-width: 250px; + min-height: 100%; + position: relative; + z-index: 10; + color: #fff; + display: flex; + flex-direction: column; + align-items: center; +} + +.container .avatar { + width: 80px; + height: 80px; + margin-top: 30%; + border-radius: 50%; + box-shadow: 0 0 90px 2px #fff; + opacity: 0.8; + cursor: pointer; +} + +.container .nickname { + font-size: 18px; + margin-top: 20px; + letter-spacing: 2px; + animation: nickname-shadow 2s ease-in-out infinite alternate; +} + +@keyframes nickname-shadow { + from { + text-shadow: 0 0 2px #f6f7fb; + } + + to { + text-shadow: 1px 1px 20px #f6f7fb; + } +} + + +.container .introduce { + font-size: 14px; + margin-top: 20px; + padding: 0 28px; + letter-spacing: 1px; + text-align: center; + line-height: 28px; +} + +.container .quote { + font-size: 14px; + margin-top: 20px; + padding: 0 28px; + letter-spacing: 1px; + text-align: center; + font-family: cursive; + line-height: 28px; +} + +.container .quote::after { + content: ''; + display: inline-block; + width: 2px; + height: 18px; + border-radius: 2px; + background-color: #fff; + vertical-align: middle; + animation: blink 0.8s linear infinite; +} + +@keyframes blink { + 0% { + opacity: 1; + } + + 50% { + opacity: 0; + } + + 100% { + opacity: 1; + } +} + +nav { + width: 80%; + min-height: 40px; + margin-top: 80px; + display: flex; + flex-direction: row; + flex-wrap: wrap; + justify-content: center; + align-items: center; +} + +nav .item { + width: 28px; + height: 28px; + margin: 8px 12px; + position: relative; + display: flex; + border-radius: 50%; + background-color: rgba(255, 255, 255, 0.9); + justify-content: center; + align-items: center; +} + +nav .item a { + color: #fff; + text-decoration: none; + display: block; + width: 20px; + height: 20px; +} + +nav .item a:focus, +nav .item a:visited, +nav .item a:active { + color: #fff; +} + +nav .item a img { + width: 100%; + height: 100%; +} + +nav .item .tooltip { + position: absolute; + width: 80px; + max-height: 80px; + background-color: rgb(255, 255, 255); + bottom: 40px; + padding: 4px; + border-radius: 4px; + z-index: 10; + color: #333; + letter-spacing: 2px; + text-align: center; + opacity: 0; + z-index: -1; + transform: translateY(-40px); + transition: all 0.1s ease-in-out; +} + +nav .item .tooltip img { + width: 100%; + height: 100%; + position: relative; + z-index: 10; +} + +nav .item .tooltip::after { + content: ''; + display: block; + width: 8px; + height: 8px; + border-radius: 2px; + background-color: rgb(255, 255, 255); + position: absolute; + bottom: -4px; + left: 40px; + transform: rotate(45deg); + z-index: 9; +} + + +nav .item a:focus+.tooltip, +nav .item a:hover+.tooltip { + transform: translateY(0); + z-index: 10; + opacity: 1; +} + +footer { + width: 80%; + display: flex; + flex-direction: column; + justify-content: center; + align-items: center; + padding: 20px 0; + margin-top: 40px; +} + +footer .icp { + color: #f6f7fb; + text-decoration: none; + letter-spacing: 2px; + font-size: 10px; +} + + +footer .copyright { + color: #999; + font-size: 10px; + margin-top: 8px; + overflow: hidden; + text-overflow: ellipsis; + white-space: nowrap; +} + +@media screen and (min-width:768px) { + .container .avatar { + width: 88px; + height: 88px; + margin-top: 20%; + } + + .container .nickname { + font-size: 20px; + margin-top: 28px; + } + + .container .introduce { + font-size: 16px; + margin-top: 28px; + padding: 0 40px; + } + + .container .quote { + font-size: 16px; + margin-top: 28px; + padding: 0 40px; + } + + .container .quote::after { + height: 20px; + } + + nav { + margin-top: 90px; + } + + nav .item { + width: 32px; + height: 32px; + } + + nav .item .tooltip { + bottom: 48px; + } + + nav .item a { + width: 22px; + height: 22px; + } +} + +@media screen and (min-width:992px) { + .container .avatar { + width: 96px; + height: 96px; + margin-top: 10%; + } + + .container .nickname { + font-size: 22px; + margin-top: 32px; + } + + .container .introduce { + font-size: 18px; + margin-top: 36px; + padding: 0 80px; + } + + .container .quote { + font-size: 18px; + margin-top: 36px; + padding: 0 80px; + } + + + .container .quote::after { + height: 22px; + } + + nav { + margin-top: 100px; + } + + nav .item { + width: 36px; + height: 36px; + margin: 12px; + } + + nav .item .tooltip { + bottom: 56px; + } + + nav .item a { + width: 24px; + height: 24px; + } +} \ No newline at end of file diff --git a/index.html b/index.html index fe3acf6..f8934fe 100644 --- a/index.html +++ b/index.html @@ -31,6 +31,7 @@ media="all"> + - + + \ No newline at end of file diff --git a/js/StarrySky.js b/js/StarrySky.js new file mode 100644 index 0000000..450699d --- /dev/null +++ b/js/StarrySky.js @@ -0,0 +1,215 @@ +/** + * Starry Sky + * + * 作者: DoWake + * 描述：使用Canvas绘制星空 + * 地址：https://github.com/DoWake/StarrySky + * 日期：2023/03/02 + */ + +const StarrySky = function () { + //Canvas元素 + let canvasElement; + //Canvas 2D对象 + let canvasContext; + //Canvas 宽度 + let canvasWidth; + //Canvas 高度 + let canvasHeight; + //星星列表 + let starList; + //星星颜色列表，rgb格式："255, 255, 255" + let starColorList; + //星星半径大小 + let starRadius; + //焦距等级，与canvasWidth相乘，必须大于0 + let focalDistanceLevel; + //星星数量等级，与canvasWidth相乘，必须大于0 + let starCountLevel; + //星星速度等级，与焦距相乘，必须大于0 + let starSpeedLevel; + //焦距 + let focalDistance; + //星星数量 + let starCount; + //执行动画 + let rAF; + return { + //初始化 + init: function (canvas_element) { + if (canvas_element && canvas_element.nodeName === "CANVAS") { + canvasElement = canvas_element; + canvasElement.width = canvasElement.clientWidth; + canvasElement.height = canvasElement.clientHeight; + canvasElement.style.backgroundColor = "black"; + canvasContext = canvasElement.getContext("2d"); + canvasWidth = canvasElement.clientWidth; + canvasHeight = canvasElement.clientHeight; + starColorList = ["255, 255, 255"]; + starRadius = 1; + focalDistanceLevel = 0.4; + starCountLevel = 0.2; + starSpeedLevel = 0.0005; + focalDistance = canvasWidth * focalDistanceLevel; + starCount = Math.ceil(canvasWidth * starCountLevel); + starList = []; + for (let i = 0; i < starCount; i++) { + starList[i] = { + x: canvasWidth * (0.1 + 0.8 * Math.random()), + y: canvasHeight * (0.1 + 0.8 * Math.random()), + z: focalDistance * Math.random(), + color: starColorList[Math.ceil(Math.random() * 1000) % starColorList.length] + } + } + const self = this; + window.addEventListener("resize", self.throttle(function () { + canvasElement.width = canvasElement.clientWidth; + canvasElement.height = canvasElement.clientHeight; + canvasWidth = canvasElement.clientWidth; + canvasHeight = canvasElement.clientHeight; + focalDistance = canvasWidth * focalDistanceLevel; + + const starCount2 = Math.ceil(canvasWidth * starCountLevel); + if (starCount > starCount2) { + starList.splice(starCount2); + } else { + let num = starCount2 - starCount; + while (num--) { + starList.push({ + x: canvasWidth * (0.1 + 0.8 * Math.random()), + y: canvasHeight * (0.1 + 0.8 * Math.random()), + z: focalDistance * Math.random(), + color: starColorList[Math.ceil(Math.random() * 1000) % starColorList.length] + }); + } + } + starCount = Math.ceil(canvasWidth * starCountLevel); + }, 200)); + } else { + console.error('初始化失败，必须传入Canvas元素'); + } + }, + //设置星空背景颜色 + setSkyColor: function (sky_color = "black") { + canvasElement.style.backgroundColor = sky_color; + }, + //设置星星半径大小 + setStarRadius: function (star_radius = 1) { + starRadius = star_radius; + }, + //设置焦距等级 + setFocalDistanceLevel: function (focal_distance_level = 0.4) { + focalDistanceLevel = focal_distance_level; + focalDistance = canvasWidth * focalDistanceLevel + }, + //设置星星数量等级 + setStarCountLevel: function (star_count_level = 0.2) { + starCountLevel = star_count_level; + const starCount2 = Math.ceil(canvasWidth * starCountLevel); + if (starCount > starCount2) { + starList.splice(starCount2); + } else { + let num = starCount2 - starCount; + while (num--) { + starList.push({ + x: canvasWidth * (0.1 + 0.8 * Math.random()), + y: canvasHeight * (0.1 + 0.8 * Math.random()), + z: focalDistance * Math.random(), + color: starColorList[Math.ceil(Math.random() * 1000) % starColorList.length] + }); + } + } + starCount = Math.ceil(canvasWidth * starCountLevel); + }, + //设置星星速度等级 + setStarSpeedLevel: function (star_speed_level = 0.0005) { + starSpeedLevel = star_speed_level + }, + /** + * 设置星星颜色 + * @param {Array|String} color 星星颜色 + * @param {Boolean} mode 是否立刻同步颜色 + */ + setStarColorList: function (color, mode = false) { + if (typeof color === 'object') { + starColorList = color; + } else if (typeof color === 'string') { + starColorList.push(color); + } + if (mode) { + for (let i = 0; i < starList.length; i++) { + starList[i]["color"] = starColorList[Math.ceil(Math.random() * 1000) % starColorList.length]; + } + } + }, + //渲染 + render: function () { + const starSpeed = canvasWidth * focalDistanceLevel * starSpeedLevel; + //清空画布 + canvasContext.clearRect(0, 0, canvasWidth, canvasHeight); + //计算位置 + for (let i = 0; i < starList.length; i++) { + const star = starList[i]; + const star_x = (star["x"] - canvasWidth / 2) * (focalDistance / star["z"]) + canvasWidth / 2; + const star_y = (star["y"] - canvasHeight / 2) * (focalDistance / star["z"]) + canvasHeight / 2; + star["z"] -= starSpeed; + if (star["z"] > 0 && star["z"] <= focalDistance && star_x >= -20 && star_x <= canvasWidth + 20 && star_y >= -20 && star_y <= canvasHeight + 20) { + const star_radius = starRadius * (focalDistance / star["z"] * 0.8); + const star_opacity = 1 - 0.8 * (star["z"] / focalDistance); + canvasContext.fillStyle = "rgba(" + star["color"] + ", " + star_opacity + ")"; + canvasContext.shadowOffsetX = 0; + canvasContext.shadowOffsetY = 0; + canvasContext.shadowColor = "rgb(" + star["color"] + ")"; + canvasContext.shadowBlur = 10; + canvasContext.beginPath(); + canvasContext.arc(star_x, star_y, star_radius, 0, 2 * Math.PI); + canvasContext.fill(); + } else { + const z = focalDistance * Math.random(); + star["x"] = canvasWidth * (0.1 + 0.8 * Math.random()); + star["y"] = canvasHeight * (0.1 + 0.8 * Math.random()); + star["z"] = z; + star["color"] = starColorList[Math.ceil(Math.random() * 1000) % starColorList.length]; + } + } + const self = this; + rAF = window.requestAnimationFrame(function () { + self.render(); + }); + }, + //销毁 + destroy: function () { + window.cancelAnimationFrame(rAF); + starList = []; + canvasContext.clearRect(0, 0, canvasWidth, canvasHeight); + canvasElement.width = 0; + canvasElement.height = 0; + }, + //防抖 + debounce: function (func, time = 200) { + let timeId; + return function () { + if (timeId) { + clearTimeout(timeId); + } + timeId = setTimeout(function () { + func(); + }, time); + } + }, + //节流 + throttle: function (func, time = 200) { + let timeId = null; + let pre = 0; + return function () { + if (Date.now() - pre > time) { + clearTimeout(timeId); + pre = Date.now(); + func(); + } else { + timeId = setTimeout(func, time); + } + }; + } + } +}(); \ No newline at end of file diff --git a/js/stars.js b/js/stars.js new file mode 100644 index 0000000..cd16a28 --- /dev/null +++ b/js/stars.js @@ -0,0 +1,13 @@ +const canvasEl = document.getElementById("bg"); +StarrySky.init(canvasEl); +StarrySky.render(); +StarrySky.setStarSpeedLevel(0.0005); +//鼠标移入，粒子加速 +const avatar = document.getElementById('avatar'); +avatar.addEventListener('mouseover', function () { + StarrySky.setStarSpeedLevel(0.008); +}); +//鼠标移出，粒子恢复 +avatar.addEventListener('mouseout', function () { + StarrySky.setStarSpeedLevel(0.0005); +}); \ No newline at end of file