manual/advanced_topics/viewports/grayscale-conditional.tex

   1 \begin{example}
   2     %?C<%Vda|%Vdb>
   3     %Vl|a|10|10|50|50|-|-|-|
   4     %Cl|0|0|50|50|
   5     %C
   6     %Vl|a|0|70|70|14|1|-|-|
   7     %s%acThere you have it: Album art.
   8     %Vl|b|20|14|50|14|1|2|-|
   9     %t1%acWarning:;%t.1
  10     %Vl|b|20|30|50|50|1|-|-|
  11     %sNo album art found
  12     %scheck your filenames.
  13 \end{example}
  14 This example checks for album art. Album art will be displayed in viewport 'a', if
  15 it is found. Otherwise a flashing warning will be displayed in viewport 'b'.