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数码风十足,让数字更炫酷的Python字体库

在数字时代,数字化程度日益加深,各行各业日常生活中也离不开数字。如何让数字呈现出更炫酷的效果,成为了人们关注的焦点。而Python字体库可以帮助开发人员实现这一目标,让数字具有更加吸引人的视觉效果,下面我们将从几个方面分别进行介绍。

一、提高数字呈现效果

数字是计算机不可缺少的一部分,而如何让数字看起来更加优美是一个很有意义的问题。Python字体库可以实现数字的自定义样式,让数字呈现出更加炫酷的效果。比如我们可以设置数字的颜色、背景颜色、字体大小、字体样式等等。代码如下: ``` python import numpy as np import matplotlib.pyplot as plt fig, ax = plt.subplots() # 设置背景颜色 ax.set_facecolor('#121212') # 去掉所有坐标轴 ax.axis('off') # 显示数字 ax.text(0.5, 0.5, '1234567890', ha='center', va='center', fontsize=80, color='#00ff00', fontfamily='digital') plt.show() ``` 在上述代码中,我们通过设置背景颜色为深黑色,去掉所有的坐标轴,并且设置数字文字的颜色为亮绿色,字体样式为数字风格。这样就让数字看起来更加酷炫了。

二、实现数字动态效果

数字不仅可以呈现出更好的静态效果,还可以实现动态效果。比如,我们可以通过Python字体库中的动画功能,实现数字的跳动、闪烁等动态效果,让数字看起来更加生动。下面展示一段代码,实现数字的随机跳动: ``` python import numpy as np import matplotlib.pyplot as plt from matplotlib.animation import FuncAnimation fig, ax = plt.subplots() # 设置背景颜色 ax.set_facecolor('#121212') # 去掉所有坐标轴 ax.axis('off') # 初始数字 text = ax.text(0.5, 0.5, '0', ha='center', va='center', fontsize=80, color='#00ff00', fontfamily='digital') # 随机跳动 def update(frame): text.set_text(str(np.random.randint(0, 10))) ani = FuncAnimation(fig, update, frames=np.arange(0, 100), interval=50) plt.show() ``` 在上面的代码中,通过设置初始数字为0,然后每50毫秒更改数字的值,达到类似于随机跳动的动态效果。

三、绘制数字图形

除了呈现数字的静态和动态效果,Python字体库还可以用于绘制数字图形。比如,我们可以通过Python字体库中的contour函数,绘制3D数字图形。代码如下: ``` python import numpy as np import matplotlib.pyplot as plt from matplotlib.font_manager import FontProperties # 设置字体 font = FontProperties(fname='./digital-7.ttf') # 随机数 x, y = np.meshgrid(np.arange(-5, 5, 0.5), np.arange(-5, 5, 0.5)) z = np.sin(np.sqrt(x**2 + y**2)) # 绘制数字图形 fig, ax = plt.subplots() cs = ax.contourf(x, y, z, cmap='coolwarm', alpha=0.5) ax.set_title('3D数字图形', fontproperties=font, fontsize=20, color='w') plt.show() ``` 在上述代码中,我们通过设置digital-7字体,使用contour函数绘制数字3D图形,并通过设置alpha值实现透明度效果,让数字看起来更加立体。 综上所述,Python字体库可以帮助我们实现数字的不同效果和样式,无论是数字呈现效果、实现数字动态效果还是绘制数字图形,都可以用Python字体库来实现。
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when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${item.id} [in template "article/detail/index.ftl" at line 48, column 106] ---- Java stack trace (for programmers): ---- freemarker.core.InvalidReferenceException: [... Exception message was already printed; see it above ...] at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134) at freemarker.core.EvalUtil.coerceModelToTextualCommon(EvalUtil.java:481) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:401) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:370) at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:104) at freemarker.core.DollarVariable.accept(DollarVariable.java:63) at freemarker.core.Environment.visit(Environment.java:371) at freemarker.core.IteratorBlock$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)