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<ul class="navigation"><li class="prev"><a accesskey="p" class="prev" href="WSa285fff53dea4f8617383751001ea8cb3f-6c22a.html" title="路径和形状的类型"><img src="images/blank.gif" alt="上一页" width="17" height="17" /></a></li><li class="next"><a accesskey="n" class="next" href="WS5D46593F-4593-4f0c-A23F-81B9509450F2.html" title="关于方向线和方向点"><img src="images/blank.gif" alt="下一页" width="17" height="17" /></a></li></ul><div class="hierarchy"><a href="WSa285fff53dea4f8617383751001ea8cb3f-6c24a.html">绘图</a> /
     <a href="WSa285fff53dea4f8617383751001ea8cb3f-6c23a.html"><b>了解路径和形状</b></a> 
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                    关于路径
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                <div><p>在绘图时，可以创建称作<dfn class="term">路径的线条。</dfn> 路径由一个或多个直线或曲线<dfn class="term">线段组成。</dfn>每个段的起点和终点由<dfn class="term">锚点</dfn>（类似于固定导线的销钉）标记。路径可以是<dfn class="term">闭合的</dfn>（例如，圆圈）；也可以是<dfn class="term">开放的</dfn>并具有不同的<dfn class="term">端点</dfn>（例如，波浪线）。</p>
<p>通过拖动路径的锚点、<dfn class="term">方向点</dfn>（位于在锚点处出现的<dfn class="term">方向线</dfn> 的末尾）或路径线段本身，可以改变路径的形状。</p>
<div class="fignone"><img alt="" id="sdw_path_components" src="images/sdw_path_components.png" /><div class="figdesc">路径组件</div><br /><dl><dt class="dlterm">A.</dt>
<dd>选中的（实心）端点</dd><p class="dlseparator"></p><dt class="dlterm">B.</dt>
<dd>选中的锚点</dd><p class="dlseparator"></p><dt class="dlterm">C.</dt>
<dd>未选中的锚点</dd><p class="dlseparator"></p><dt class="dlterm">D.</dt>
<dd>曲线路径段</dd><p class="dlseparator"></p><dt class="dlterm">E.</dt>
<dd>方向线</dd><p class="dlseparator"></p><dt class="dlterm">F.</dt>
<dd>方向点</dd><p class="dlseparator"></p></dl>
</div><p>路径可以具有两类锚点：角点和平滑点。在<dfn class="term">角点</dfn>，路径突然改变方向。在<dfn class="term">平滑点</dfn>，路径段连接为连续曲线。您可以使用角点和平滑点的任意组合绘制路径。如果您绘制的点类型有误，可随时更改。</p>
<div class="fignone"><img alt="" id="sdw_points_on_path" src="images/sdw_points_on_path.png" /><div class="figdesc">路径上的点</div><br /><dl><dt class="dlterm">A.</dt>
<dd>四个角点</dd><p class="dlseparator"></p><dt class="dlterm">B.</dt>
<dd>四个平滑点</dd><p class="dlseparator"></p><dt class="dlterm">C.</dt>
<dd>角点和平滑点的组合</dd><p class="dlseparator"></p></dl>
</div><p>角点可以连接任何两条直线段或曲线段，而平滑点始终连接两条曲线段。</p>
<div class="fignone"><img alt="" id="sdw_corner_points" src="images/sdw_corner_points.png" /><div class="figdesc">角点可以同时连接直线段和曲线段。</div><br /></div><div class="note"><span class="notetitle">注：  </span>不要将角点和平滑点与直线段和曲线段混淆。</div>
<p>路径的轮廓称为<dfn class="term">描边</dfn>。应用于开放或闭合路径的内部区域的颜色或渐变称作<dfn class="term">填充</dfn>。描边可以具有宽度（粗细）、颜色和虚线样式（Illustrator 和 InDesign）或固定格式的线条样式 (InDesign)。创建路径或形状后，可以更改其描边和填充的特性。</p>
<p>在 InDesign 中，每条路径还显示一个<dfn class="term">中心点</dfn>，它标记形状的中心，但并不是实际路径的一部分。可以使用此点绘制路径、将路径与其它元素对齐或选择路径上的所有锚点。中心点始终是可见的；无法将它隐藏或删除。</p>
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