help/property.html

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  <h2>Property  </h2>
  <br />
  <p>This action popup the property dialog with which the user can view and edit the proeprty of an element. </p>
  <ul>
    <li><a href="#basic">Basic</a>
      <ul>
          <li><a href="#color">Color</a></li>
        <li><a href="#type">Line Type</a></li>
        <li><a href="#width">Line Width </a></li>
      </ul>
    </li>
    <li><a href="#point">Point</a></li>
    <li><a href="#line">Line</a></li>
    <li><a href="#circle">Circle</a></li>
    <li>Measure</li>
    <li>Mark</li>
    <li>Polygon</li>
  </ul>
  <p>&nbsp;</p>
  <p class="STYLE3">Basic Property</p>
  <p><img src="images3/property_basic.JPG" border="1" />&nbsp;</p>
  <ol>
    <li>Color
      <a name="color" id="color"></a>
      <p>This show the default color of current elements. The above image shows the basic property of a free point. The default color is RED. </p>
    </li>
    <li>Type
      <a name="type" id="type"></a>
      <p>This show the line type of the element. If this element doesn't use any line type( for example, a point doesn't have this attribute), then this property doesn't take effect. </p>
    </li>
    <li>Width
      <a name="width" id="width"></a>
      <p>This show the line width of the element. If this element doesn't use any line type( for example, a point doesn't have this attribute), then this property doesn't take effect. </p>
    </li>
  </ol>
  <p>&nbsp;</p>
  <p> <span class="STYLE3">Point</span><a name="point" id="point"></a></p>
  <p><img src="images3/property_point.JPG" width="370" height="276" /></p>
  <p>The property of an point includes: Name, Radius, X coordinate, Y coordinate, Freezed.</p>
  <p> <strong>Name</strong>: the name of the point. The name can be changed according to the user.</p>
  <p><strong>Radius</strong>: the radius of the point. The default radius is -1, indicating that this point use the predefined radius(4pt)</p>
  <p><strong>X coordinate</strong>: The x coordinate of the point. </p>
  <p><strong>Y coordinate</strong>: The y coordinate of the point. </p>
  <p><strong>Freezed</strong>: This decides if the point is freezed. Please refer the command Freeze for detail. </p>
  <p>&nbsp;</p>
  <p class="STYLE3">Line <a name="line" id="line"></a></p>
  <p><img src="images3/property_line.JPG" width="370" height="306" /></p>
  <p> <strong>Name</strong>: the name of the point. The name can be changed according to the user.</p>
  <p><strong>Point on Line:</strong> List all the points which are on line.</p>
  <p><strong>x1, y1:</strong> the coordinate of the first point.</p>
  <p><strong>x2, y2: </strong>the coordinate of the second point.   </p>
  <p class="STYLE3">&nbsp;</p>
  <p class="STYLE3">&nbsp;</p>
  <p class="STYLE3">Circle<a name="circle" id="circle"></a></p>
  <p><img src="images3/property_circle.JPG" width="370" height="294" /></p>
  <p> <strong>Name</strong>: the name of the circle. The name can be changed according to the user.</p>
  <p><strong>Point on circle:</strong> List all the points which are on line.</p>
  <p><strong>Center</strong>: the point which acts as the center of the circle. </p>
  <p><strong>Center X :</strong> the x coordinate of the center.</p>
  <p><strong>Center Y : </strong>the y coordinate of the center. </p>
  <p><strong>Radius</strong>: The radius of the circle. </p>
  <p>&nbsp;</p>
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