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<p><code>#include <wx/overlay.h></code></p>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Creates an overlay over an existing window, allowing for manipulations like rubberbanding, etc. </p>
<p>On wxOSX the overlay is implemented with native platform APIs, on the other platforms it is simulated using <a class="el" href="classwx_memory_d_c.html" title="A memory device context provides a means to draw graphics onto a bitmap.">wxMemoryDC</a>.</p>
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<div><span class="lib">Library:</span>  <span class="lib_text"><a class="el" href="page_libs.html#page_libs_wxcore">wxCore</a></span></div><dl class="section see"><dt>See Also</dt><dd><a class="el" href="classwx_d_c_overlay.html" title="Connects an overlay with a drawing DC.">wxDCOverlay</a>, <a class="el" href="classwx_d_c.html" title="A wxDC is a "device context" onto which graphics and text can be drawn.">wxDC</a> </dd></dl>
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<tr class="memitem:aa99ff227f54e8eaa85d2d7966e317a35"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classwx_overlay.html#aa99ff227f54e8eaa85d2d7966e317a35">wxOverlay</a> ()</td></tr>
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<tr class="memitem:a00aa1fce60501ea03c95865509499369"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classwx_overlay.html#a00aa1fce60501ea03c95865509499369">~wxOverlay</a> ()</td></tr>
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<tr class="memitem:a1e3141974ae247441862ab3604dfff2f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classwx_overlay.html#a1e3141974ae247441862ab3604dfff2f">Reset</a> ()</td></tr>
<tr class="memdesc:a1e3141974ae247441862ab3604dfff2f"><td class="mdescLeft"> </td><td class="mdescRight">Clears the overlay without restoring the former state. <a href="#a1e3141974ae247441862ab3604dfff2f"></a><br/></td></tr>
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<td class="memname">wxOverlay::wxOverlay </td>
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<td class="memname">wxOverlay::~wxOverlay </td>
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<td class="memname">void wxOverlay::Reset </td>
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<p>Clears the overlay without restoring the former state. </p>
<p>To be done, for example, when the window content has been changed and repainted. </p>
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