help/Line.html

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  <h2>Add a Line</h2>
  <br />
  <div id="supi"><img src="images/line.gif" alt="" width="30" height="28" border="1" align="left" /></div>
  <h3>Add a Line </h3>
  <p>To add a line, the user can: (1)  Click two point to construct a line. (2) Click a point, drag to a new  position, release the mouse and the new line will be constructed.</p>
  <p>(1) For <em><strong>Click Mode</strong></em>. </p>
  <p>Use the mouse click a point, then  click another point (without dragging the mouse). </p>
  <ol>
    <li>Each time the mouse is clicked, if the pointer is not over an point,  this click is the same as <a href="file:///E:/work/public_html/Documentation/files/point.htm">Adding a Point</a>. Otherwise the existing point will be selected. </li>
    <li>After the two point are constructed or selected, a line with two points will be constructed automatically. </li>
  </ol>
  <p>(2) For <em><strong>Drag Mode</strong></em>. </p>
  <p>Use the mouse click a point, then  click another point (without dragging the mouse). </p>
  <ol>
    <li>The first click is to select or <a href="file:///E:/work/public_html/Documentation/files/point.htm">Add a Point</a> as we have described in <em><strong>Click Mode</strong></em>. </li>
    <li>The release of the mouse also cause another point being selected or constructed. </li>
  </ol>
  <p> </p>
  <p><img src="images2/line.gif" alt="line" height="150" width="150" /> <img src="images2/line2.gif" alt="line2" height="150" width="150" /></p>
  <p>&nbsp;</p>
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