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如何运用CSS创建旋转动画效果

一、基本属性

CSS中,旋转动画主要通过transform属性实现。其中,rotate()函数可以将元素旋转一定的角度,可以接收正负值。

例如,以下代码实现了一个正方形元素以中心为轴旋转45度:

.square {
  width: 100px;
  height: 100px;
  background-color: #ff0000;
  transform: rotate(45deg);
}

二、过渡效果

如果需要让元素实现平滑旋转,可以结合使用transition属性和rotate()函数。

例如,以下代码实现了一个正方形元素以中心为轴平滑旋转45度:

.square {
  width: 100px;
  height: 100px;
  background-color: #ff0000;
  transition: transform 1s ease;
}

.square:hover {
  transform: rotate(45deg);
}

三、关键帧动画

如果需要实现更为复杂的旋转动画,可以使用CSS中的关键帧动画(@keyframes)。

例如,以下代码实现了一个沿着圆周轨迹旋转的圆形元素:

.circle {
  width: 50px;
  height: 50px;
  background-color: #00ff00;
  position: absolute;
  top: 50%;
  left: 50%;
  animation: rotate 2s linear infinite;
}

@keyframes rotate {
  0% {
    transform: translate(-50%, -120%) rotate(0deg) translate(0, 120%);
  }
  100% {
    transform: translate(-50%, -120%) rotate(360deg) translate(0, 120%);
  }
}

四、3D旋转

CSS中,还可以使用rotateX()、rotateY()和rotateZ()函数实现沿着不同轴的3D旋转效果。

例如,以下代码实现了一个以Y轴为轴旋转的3D立方体:

.cube {
  width: 100px;
  height: 100px;
  position: relative;
  transform-style: preserve-3d;
  animation: rotate 2s linear infinite;
}

.cube .face {
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: #ff0000;
  opacity: 0.7;
  border: 1px solid #000;
}

.cube .face.front {
  transform: translateZ(50px);
}

.cube .face.back {
  transform: translateZ(-50px) rotateY(180deg);
}

.cube .face.left {
  transform: rotateY(-90deg) translateX(-50px);
}

.cube .face.right {
  transform: rotateY(90deg) translateX(50px);
}

.cube .face.top {
  transform: rotateX(90deg) translateY(-50px);
}

.cube .face.bottom {
  transform: rotateX(-90deg) translateY(50px);
}

@keyframes rotate {
  0% {
    transform: rotateY(0deg);
  }
  100% {
    transform: rotateY(360deg);
  }
}

五、总结

CSS的旋转动画是实现动态效果的有效工具之一。可以通过基本的属性、过渡效果、关键帧动画和3D旋转等方法,实现不同类型和复杂程度的效果。在实际应用中,还可以结合JavaScript等技术实现更为精细的交互效果和自定义动画。

如何创建CSS旋转动画效果

2023-05-12
如何运用CSS创建旋转动画效果

2023-05-12
如何使用CSS创建动画效果

2023-05-12
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Exception message was already printed; see it above ...] at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134) at freemarker.core.EvalUtil.coerceModelToTextualCommon(EvalUtil.java:481) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:401) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:370) at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:104) at freemarker.core.DollarVariable.accept(DollarVariable.java:63) at freemarker.core.Environment.visit(Environment.java:371) at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321) at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271) at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244) at freemarker.core.Environment.visitIteratorBlock(Environment.java:645) at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108) at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94) at freemarker.core.Environment.visit(Environment.java:335) at freemarker.core.Environment.visit(Environment.java:341) at freemarker.core.Environment.visit(Environment.java:341) at freemarker.core.Environment.process(Environment.java:314) at freemarker.template.Template.process(Template.java:383) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.processTemplate(FreeMarkerView.java:332) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.doRender(FreeMarkerView.java:266) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.renderMergedTemplateModel(FreeMarkerView.java:220) at org.springframework.web.servlet.view.AbstractTemplateView.renderMergedOutputModel(AbstractTemplateView.java:181) at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:314) at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1431) at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1167) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1106) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:979) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014) at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:903) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:564) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at com.software.filter.HttpSpiderIdentifyFilter.doFilter(HttpSpiderIdentifyFilter.java:51) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:340) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:896) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1744) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) at java.base/java.lang.VirtualThread.run(VirtualThread.java:309)