首页 自定义多样式渐变环形进度条

自定义多样式渐变环形进度条

上传者： 28844947 | 上传时间： 2025-03-10 10:30:59 | 文件大小： 8.15MB | 文件类型： RAR
环形进度条是一种常见的UI元素，常用于展示数据加载、任务完成度等场景。自定义多样式渐变环形进度条则提供了更多的设计可能性，使界面更具吸引力和交互性。在开发过程中，开发者可以通过模块化的方式引入这个组件，使得代码组织更加清晰，同时也方便了项目的维护和扩展。 在Android或iOS等移动应用开发中，自定义环形进度条通常需要实现以下几个关键点： 1. **图形绘制**：环形进度条的核心是其几何形状的绘制。开发者通常会使用Canvas（Android）或CALayer（iOS）来画出一个闭合的圆形路径，并通过调整路径的填充程度来表示进度。在Android中，可以使用Path类创建路径，然后使用Canvas的drawArc()方法来绘制弧形；在iOS中，利用UIBezierPath创建路径，并用CAShapeLayer渲染。 2. **渐变效果**：为了使进度条更美观，我们常常需要添加颜色渐变。在Android中，可以使用Shader类的LinearGradient或RadialGradient来实现颜色渐变，然后将Shader设置给Paint对象；在iOS中，可以使用CAGradientLayer或者CGContextDrawLinearGradient和CGContextDrawRadialGradient函数来实现类似的效果。 3. **动画效果**：为了让用户有更好的视觉体验，通常会为进度条增加动态效果，如平滑地改变进度。在Android中，可以使用ValueAnimator配合AnimatorUpdateListener更新进度值；在iOS中，可以使用CADisplayLink或者CAKeyframeAnimation来实现动画。 4. **模块化设计**：为了方便复用和维护，环形进度条应该被封装成一个独立的组件。在Android中，可以创建一个自定义View类，包含必要的属性（如颜色、宽度、渐变方向等）和方法（如开始、停止动画等）；在iOS中，可以创建一个自定义UIView子类，利用Swift的protocol和extension实现可配置性。 5. **用户交互**：自定义环形进度条可能需要响应用户的触摸事件，例如点击进度条开始或暂停加载。在Android中，可以重写View的onTouchEvent()方法；在iOS中，可以实现UIView的touchesBegan(_:with:)等方法。 6. **初始化展示**：描述中提到的“初始化会展示给用户绘制过程”意味着在组件加载时，可能会有一个从无到有、从0%到设定初始进度的动画。这可以通过在初始化时设置一个初始进度值，并配合动画效果来实现。 自定义多样式渐变环形进度条涉及到图形绘制、颜色渐变、动画实现、组件封装以及用户交互等多个技术点。开发者需要对目标平台的图形库和动画系统有深入理解，才能创建出既美观又实用的环形进度条组件。在实际项目中，可以根据需求调整组件参数，如渐变颜色、进度条宽度、动画速度等，以满足不同的设计风格和用户体验。

文件下载

资源详情

[{"title":"（ 1108 个子文件 8.15MB ） 自定义多样式渐变环形进度条","children":[{"title":"8j6+mF2kjG1reH50XpNrGiezlRI= <span style='color:#111;'> 439.08KB </span>","children":null,"spread":false},{"title":"MediaSessionCompat.aidl <span style='color:#111;'> 787B </span>","children":null,"spread":false},{"title":"ParcelableVolumeInfo.aidl <span style='color:#111;'> 689B </span>","children":null,"spread":false},{"title":"PlaybackStateCompat.aidl <span style='color:#111;'> 688B </span>","children":null,"spread":false},{"title":"MediaMetadataCompat.aidl <span style='color:#111;'> 680B </span>","children":null,"spread":false},{"title":"ResultReceiver.aidl <span style='color:#111;'> 675B </span>","children":null,"spread":false},{"title":"RatingCompat.aidl <span style='color:#111;'> 673B </span>","children":null,"spread":false},{"title":"resources-debug.ap_ <span style='color:#111;'> 439.08KB </span>","children":null,"spread":false},{"title":"resources-debug-androidTest.ap_ <span style='color:#111;'> 1.41KB </span>","children":null,"spread":false},{"title":"justforview-debug.apk <span style='color:#111;'> 1.33MB </span>","children":null,"spread":false},{"title":"R$styleable.class <span style='color:#111;'> 21.04KB </span>","children":null,"spread":false},{"title":"R$styleable.class <span style='color:#111;'> 21.00KB </span>","children":null,"spread":false},{"title":"R$style.class <span style='color:#111;'> 20.32KB </span>","children":null,"spread":false},{"title":"R$style.class <span style='color:#111;'> 20.31KB </span>","children":null,"spread":false},{"title":"GradualChangePbView.class <span style='color:#111;'> 11.01KB </span>","children":null,"spread":false},{"title":"R$attr.class <span style='color:#111;'> 9.44KB </span>","children":null,"spread":false},{"title":"R$attr.class <span style='color:#111;'> 9.41KB </span>","children":null,"spread":false},{"title":"R$dimen.class <span style='color:#111;'> 4.84KB </span>","children":null,"spread":false},{"title":"R$dimen.class <span style='color:#111;'> 4.79KB </span>","children":null,"spread":false},{"title":"R$color.class <span style='color:#111;'> 4.44KB </span>","children":null,"spread":false},{"title":"R$drawable.class <span style='color:#111;'> 4.42KB </span>","children":null,"spread":false},{"title":"R$drawable.class <span style='color:#111;'> 4.42KB </span>","children":null,"spread":false},{"title":"R$color.class <span style='color:#111;'> 4.37KB </span>","children":null,"spread":false},{"title":"R$id.class <span style='color:#111;'> 3.80KB </span>","children":null,"spread":false},{"title":"R$id.class <span style='color:#111;'> 3.75KB </span>","children":null,"spread":false},{"title":"ExView.class <span style='color:#111;'> 3.35KB </span>","children":null,"spread":false},{"title":"R$layout.class <span style='color:#111;'> 2.37KB </span>","children":null,"spread":false},{"title":"R$layout.class <span style='color:#111;'> 2.33KB </span>","children":null,"spread":false},{"title":"R$string.class <span style='color:#111;'> 2.13KB </span>","children":null,"spread":false},{"title":"R$string.class <span style='color:#111;'> 2.12KB </span>","children":null,"spread":false},{"title":"Point2D.class <span style='color:#111;'> 1.55KB </span>","children":null,"spread":false},{"title":"BaseActivity.class <span style='color:#111;'> 1.48KB </span>","children":null,"spread":false},{"title":"MainActivity.class <span style='color:#111;'> 1.25KB </span>","children":null,"spread":false},{"title":"GradualChangePbView$1.class <span style='color:#111;'> 1.17KB </span>","children":null,"spread":false},{"title":"R.class <span style='color:#111;'> 1015B </span>","children":null,"spread":false},{"title":"R.class <span style='color:#111;'> 880B </span>","children":null,"spread":false},{"title":"R$anim.class <span style='color:#111;'> 813B </span>","children":null,"spread":false},{"title":"R$anim.class <span style='color:#111;'> 774B </span>","children":null,"spread":false},{"title":"BuildConfig.class <span style='color:#111;'> 702B </span>","children":null,"spread":false},{"title":"R$bool.class <span style='color:#111;'> 680B </span>","children":null,"spread":false},{"title":"R$bool.class <span style='color:#111;'> 641B </span>","children":null,"spread":false},{"title":"R$integer.class <span style='color:#111;'> 611B </span>","children":null,"spread":false},{"title":"R$integer.class <span style='color:#111;'> 572B </span>","children":null,"spread":false},{"title":"R$mipmap.class <span style='color:#111;'> 426B </span>","children":null,"spread":false},{"title":"classes.dex <span style='color:#111;'> 2.43MB </span>","children":null,"spread":false},{"title":".gitignore <span style='color:#111;'> 8B </span>","children":null,"spread":false},{"title":"build.gradle <span style='color:#111;'> 898B </span>","children":null,"spread":false},{"title":"justforview.iml <span style='color:#111;'> 11.08KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 2.62MB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 1.09MB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 643.29KB </span>","children":null,"spread":false},{"title":"com.android.support-support-v4-24.0.0_575c3d7b470e7a87adc87275c00e45cda7f7b8c3.jar <span style='color:#111;'> 408.17KB </span>","children":null,"spread":false},{"title":"internal_impl-24.0.0.jar <span style='color:#111;'> 341.79KB </span>","children":null,"spread":false},{"title":"com.android.support-appcompat-v7-24.0.0_bbe78d2cd0c6a733a89cb8d134531c9d84467c5a.jar <span style='color:#111;'> 256.28KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 132.79KB </span>","children":null,"spread":false},{"title":"internal_impl-24.0.0_b271459f34b55985764fcdcaf26146351893fd4a.jar <span style='color:#111;'> 106.11KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 39.94KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 36.22KB </span>","children":null,"spread":false},{"title":"debug_1258007beb05aecac3896f44dbe9f2b192da9b9a.jar <span style='color:#111;'> 31.36KB </span>","children":null,"spread":false},{"title":"com.android.support-support-vector-drawable-24.0.0_00011fb24b220f1154e5bf39fe4c0b0a2e836fa1.jar <span style='color:#111;'> 23.37KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 11.06KB </span>","children":null,"spread":false},{"title":"com.android.support-animated-vector-drawable-24.0.0_551145e7f57c18c22e37ac3fcd65078d7673094f.jar <span style='color:#111;'> 7.41KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 4.17KB </span>","children":null,"spread":false},{"title":"support-annotations-24.0.0_b1a3cb1c8f5eb95bdb4dbec8d5b6e214603f52b6.jar <span style='color:#111;'> 3.37KB </span>","children":null,"spread":false},{"title":"classes.jar <span style='color:#111;'> 2.06KB </span>","children":null,"spread":false},{"title":"R.java <span style='color:#111;'> 401.29KB </span>","children":null,"spread":false},{"title":"R.java <span style='color:#111;'> 91.16KB </span>","children":null,"spread":false},{"title":"GradualChangePbView.java <span style='color:#111;'> 16.64KB </span>","children":null,"spread":false},{"title":"ExView.java <span style='color:#111;'> 3.00KB </span>","children":null,"spread":false},{"title":"Point2D.java <span style='color:#111;'> 1.15KB </span>","children":null,"spread":false},{"title":"BaseActivity.java <span style='color:#111;'> 1012B </span>","children":null,"spread":false},{"title":"MainActivity.java <span style='color:#111;'> 925B </span>","children":null,"spread":false},{"title":"ExampleInstrumentedTest.java <span style='color:#111;'> 760B </span>","children":null,"spread":false},{"title":"BuildConfig.java <span style='color:#111;'> 447B </span>","children":null,"spread":false},{"title":"BuildConfig.java <span style='color:#111;'> 437B </span>","children":null,"spread":false},{"title":"ExampleUnitTest.java <span style='color:#111;'> 409B </span>","children":null,"spread":false},{"title":"R.java <span style='color:#111;'> 395B </span>","children":null,"spread":false},{"title":"R.java <span style='color:#111;'> 334B </span>","children":null,"spread":false},{"title":"R.java <span style='color:#111;'> 330B </span>","children":null,"spread":false},{"title":"values.json <span style='color:#111;'> 386.48KB </span>","children":null,"spread":false},{"title":"values-v21.json <span style='color:#111;'> 67.34KB </span>","children":null,"spread":false},{"title":"values-b+sr+Latn.json <span style='color:#111;'> 15.08KB </span>","children":null,"spread":false},{"title":"values-v11.json <span style='color:#111;'> 15.07KB </span>","children":null,"spread":false},{"title":"values-bn-rBD.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-ne-rNP.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-my-rMM.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-pt-rPT.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-fr-rCA.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-pt-rBR.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-uz-rUZ.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-ml-rIN.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-te-rIN.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-et-rEE.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-es-rUS.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-ta-rIN.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-be-rBY.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-kn-rIN.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-gl-rES.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-bs-rBA.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"values-mr-rIN.json <span style='color:#111;'> 14.96KB </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]

评论信息

其他资源

免责申明

【只为小站】的资源来自网友分享，仅供学习研究，请务必在下载后24小时内给予删除，不得用于其他任何用途，否则后果自负。基于互联网的特殊性，【只为小站】 无法对用户传输的作品、信息、内容的权属或合法性、合规性、真实性、科学性、完整权、有效性等进行实质审查；无论 【只为小站】 经营者是否已进行审查，用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。
本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二条之规定，若资源存在侵权或相关问题请联系本站客服人员，zhiweidada#qq.com，请把#换成@，本站将给予最大的支持与配合，做到及时反馈和处理。关于更多版权及免责申明参见 版权及免责申明

个人信息

下载历史

相关资源标签

热门下载

最新下载