我的 PDF 不允许观众使用鼠标

我的 PDF 不允许观众使用鼠标

PDFTeX 将我的文档排版为两列。不幸的是,当有人打开 PDF 时,PDF 不会让鼠标从一列中拾取文本,而是将左右两列的文本交错排列,这毫无意义。

为了显示:

Here is some text      Here is some text
in the left column.    in the right column.
It speaks of           It speaks of
leftward things.       rightward things.

人们对左侧的文本感兴趣,于是试图用鼠标突出显示它(例如,可能将其复制到电子邮件中)。遗憾的是,他的鼠标选中了以下内容:

这是一些文本 这是一些文本 在左栏中。 在右栏中。 它讲述了向左的事情。 向右的事情。

可以理解的是,这让我的观众很恼火。

解决方案?

更多信息

我正在使用 LaTeX 的report模式类\twocolumn。使用的包可能与我的问题无关,但恰好是这些:ifthen;graphicx;amsmath;caption;hyperref。

我不知道我的问题是 TeX 问题、LaTeX 问题、DVI 问题(但 PDFTeX 真的使用 DVI 吗?)还是 PDFTeX 问题。实际上,我不认为这是 PDFTeX 问题,因为即使我使用 和 而不是 ,也会latex出现dvipdf问题pdflatex

我的观众对 TeX 知之甚少,所以向他们提供我的 LaTeX 源代码毫无用处。鼠标问题只会让他们抱怨我应该使用 Microsoft Word——显然,我宁愿不这样做。

更新

PDF 阅读器 Evince 的一位开发人员好心地来到这里发表评论。他没有发布回答但他的评论非常值得一读。您可以在这个问题和下面已接受的答案下找到他的评论@gpoo。

(由于回答者已经指出他更喜欢其他软件,我应该指出我自己更喜欢 Evince。事实上,尽管我不使用 GNOME(Evince 通常与 GNOME 相关联),但我也使用 Evince。)

例子

下面是一个无聊的例子。如果你将其编译为 PDF,打开 PDF,并尝试用鼠标从左列复制文本,它不起作用。为什么呢?

\documentclass[twocolumn]{article}
\begin{document}
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.

\section{First}

  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.

  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.

  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.

\section{second}

  Here is some text. Here is more text.

  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
  Here is some text. Here is more text.
\end{document}

答案1

这是一个查看器问题。正如您所期望的那样,Adobe Reader、Skim 和 Preview 都选择了第一列。我只能使用旧版本的 Evince 和 Okular 重现该问题。我没有这两个查看器的最新版本,但 @Christian Hupfer 和 @gpoo 测试了更新版本的 Okular 和 Evince,发现它们都可以工作。出于其他原因,我早就得出结论,永远不应该使用 Evince。自 Windows 95 以来,我还没有见过如此频繁崩溃的软件。

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