html/screen.mu.html


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<pre id='vimCodeElement'>
<span class="Comment"># example program: managing the display using 'screen' objects</span>
<span class="Comment">#</span>
<span class="Comment"># The zero screen below means 'use the real screen'. Tests can also use fake</span>
<span class="Comment"># screens.</span>

<span class="muRecipe">recipe</span> main [
  switch-to-display
  print-character <span class="Constant">0:literal/screen</span>, <span class="Constant">97:literal</span>, <span class="Constant">2:literal/red</span>
  1:number/<span class="Special">raw</span>, 2:number/<span class="Special">raw &lt;- </span>cursor-position <span class="Constant">0:literal/screen</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  clear-screen <span class="Constant">0:literal/screen</span>
  move-cursor <span class="Constant">0:literal/screen</span>, <span class="Constant">0:literal/row</span>, <span class="Constant">4:literal/column</span>
  print-character <span class="Constant">0:literal/screen</span>, <span class="Constant">98:literal</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  move-cursor <span class="Constant">0:literal/screen</span>, <span class="Constant">0:literal/row</span>, <span class="Constant">0:literal/column</span>
  clear-line <span class="Constant">0:literal/screen</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  cursor-down <span class="Constant">0:literal/screen</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  cursor-right <span class="Constant">0:literal/screen</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  cursor-left <span class="Constant">0:literal/screen</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  cursor-up <span class="Constant">0:literal/screen</span>
  wait-for-key <span class="Constant">0:literal/keyboard</span>
  return-to-console
]
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