📄 第08章 路径.htm
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style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>从形状区域减去（从子路径中减去）：第一个子路径与第二个子路径重叠后，重叠的区域被去除，第二个子路径的非重叠区域也同时被去除。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>交叉形状区域（保留重叠区域）：两个子路径的重叠区域被保留，非重叠区域被去除。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>重叠形状区域除外（去除重叠区域）：两个子路径的重叠区域被去除，非重叠区域被保留。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>下面的系列图例为原路径与路径的各种组合情况。</span><span lang=EN-US><o:p></o:p></span></p>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><!--[if gte vml 1]><v:shape
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<h6><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>原路径</span></h6>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><!--[if gte vml 1]><v:shape
id="_x0000_i1027" type="#_x0000_t75" style='width:136.2pt;height:91.8pt'
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<h6><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>合并</span></h6>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><!--[if gte vml 1]><v:shape
id="_x0000_i1028" type="#_x0000_t75" style='width:136.2pt;height:91.8pt'
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<h6><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>减去</span></h6>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><!--[if gte vml 1]><v:shape
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</v:shape><![endif]--><![if !vml]><img width=182 height=122
src="第08章%20路径.files/image010.jpg" v:shapes="_x0000_i1029"><![endif]></span></p>
<h6><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>保留重叠</span></h6>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><!--[if gte vml 1]><v:shape
id="_x0000_i1030" type="#_x0000_t75" style='width:136.2pt;height:91.8pt'
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</v:shape><![endif]--><![if !vml]><img width=182 height=122
src="第08章%20路径.files/image012.jpg" v:shapes="_x0000_i1030"><![endif]></span></p>
<h6><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>去除重叠</span></h6>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>对多个选中的子路径，可以选择工具选项栏中不同的对齐方式实现子路径的对齐。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>对多个选中的子路径，可以选择工具选项栏中不同的分布方式实现子路径的分布排列。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>路径选择工具可以对路径进行变形操作。用鼠标选择工具选项栏中的“显示定界框”复选框。可以设置变形后路径的位置，高与宽，水平方向和垂直方向的倾斜角。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在变形状态中，选中的路径周围会出现带八个控制点（或叫手柄）的边框，也可以用鼠标直接拖动控制点，进行缩放操作，或者将鼠标移到控制点附近，当鼠标变为双向箭头后，拖动鼠标进行旋转和变形操作。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>编辑完成后，用鼠标单击工具选项栏右端的确认按钮以确认操作或用鼠标单击取消按钮以取消操作。</span></p>
<h5><span lang=EN-US><span style='mso-spacerun:yes'>
</span>(2) </span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>使用直接选择工具</span></h5>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>直接选择工具可以对路径<span class=GramE>的锚点和</span>线段进行编辑操作。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>用直接选择工具<span class=GramE>拖动锚点可以</span>改变路径的形状。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>也可以<span class=GramE>拖动锚点的</span>方向点，通过改变方向线来改变路径的形状。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>也可以用直接选择工具对路径线段进行编辑操作。用鼠标指向路径线段，拖动鼠标，将改变路径的形状。</span></p>
<h4><span lang=EN-US>5. 钢笔工具选项栏</span></h4>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>使用钢笔工具，不仅可以完成创建路径的操作，也可以对已创建的路径进行编辑，选择钢笔工具后，在工具选项栏中选中“自动添加</span><span
lang=EN-US>/</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>删除”复选框，钢笔工具就具有了“添加锚点工具”和“删除锚点工具”的功能，当用鼠标指向路径线段时，可以完成<span
class=GramE>添加锚点的</span>操作，当用鼠标<span class=GramE>指向锚点时</span>，可以完成<span
class=GramE>删除锚点的</span>操作。</span></p>
<h3><span lang=EN-US>8.2.3<span style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>使用路径面板管理路径</span></h3>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>使用路径面板可以对路径完成特定的管理与编辑操作。如果路径面板没有打开，选择菜单中的“窗口”</span><span
style='font-family:宋体;mso-hansi-font-family:"Times New Roman"'>→</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>“路径”命令即可打开路径面板，打开的路径面板。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在面板主体区域，显示路径列表，在路径面板右上角有一个三角按钮，用鼠标单击该按钮，将打开面板菜单，面板菜单包括对路径的主要操作。</span></p>
<h4><span lang=EN-US>1. 新建与存储路径</span></h4>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span></span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>可以通过路径面板新建路径，选择路径面板菜单中的“新路径”命令，打开“新路径”对话框，在对话框中为新路径命名，或取默认名，单击“好”按钮，即可建立一个新路径。如果取默认名称，路径名称将以“路径”加编号构成。也可以直接用鼠标单击路径面板上的建立新路径按钮，创建默认名称的新路径。这样建立的路径其实是一个空路径，需要用钢笔工具或者形状工具完成路径的绘制</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>选择路径面板菜单中的“存储路径”命令，或者直接在路径面板上的工作路径上双击鼠标，打开“存储路径”对话框，该对话框与“新路径”对话框内容完全相同，只是对话框标题不同而已。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>单击“好”按钮，路径被保存，这样在创建新路径时，前面创建的路径就不会被覆盖。</span></p>
<h4><span lang=EN-US>2. 复制与删除路径</span></h4>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>要复制路径，可以在路径面板用鼠标将要复制的路径拖至新建路径按钮上，或者选择路径面板菜单中的“复制路径”命令打开“复制路径”对话框进行设置。如果取默认名称，复制的路径名称将以原路径名称加“副本”构成。如要更改路径名称，可以直接双击路径面板上的路径名，然后输入新路径名，输入完成后按〈</span><span
lang=EN-US>Enter</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>〉键确认。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>要删除路径，可以选中要删除的路径，然后单击路径面板上的删除路径按钮，<span class=GramE>这时将</span>出现确认删除消息框，单击“是”按钮确认删除。也可以直接用鼠标将要删除的路径拖至删除按钮上，这样删除将不出现删除确认消息框。</span></p>
<h4><span lang=EN-US>3. 路径填充与路径描边</span></h4>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>当在工具选项<span class=GramE>栏选择形状图层</span>按钮创建路径图形，要进行路径填充<span
class=GramE>与描边</span>，需要选择快速<span class=GramE>蒙版模式</span>。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在路径面板中选中要进行填充的路径。选择面板菜单中的“填充路径”命令，或者用鼠标右键直接单击要填充的路径，在打开的快捷菜单中选择“填充路径”命令，打开“填充路径”对话框。设置完成后单击“好”按钮。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>要进行<span class=GramE>路径描边</span>，应先<span class=GramE>对描边的</span>颜色和工具进行设置。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>在路径面板中选<span class=GramE>择要描边的</span>路径，选择路径面板菜单中的“描边路径”命令，或者用鼠标右键直接单击要描边的路径，在打开的快捷菜单中选择“描边路径”命令，打开“描边路径”对话框。在“工具”下拉列表框中选择所设置的填充工具。单击“好”按钮。</span></p>
<h4><span lang=EN-US>4. 选区转换为路径与路径转换为选区</span></h4>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>创建的选区不仅可以存储为通道，也可以转换为路径。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>选择路径在板菜单中的“建立工作路径”命令，打开建立工作路径对话框，在“容差”文本框中输入一个</span><span
lang=EN-US>0.6</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>～</span><span lang=EN-US>10</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的像素值，以决定所建路径上的锚点数，默认为</span><span lang=EN-US>2</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>像素。单击“好”按钮。或者用鼠标单击路径面板中的从选区生成工作路径按钮，直接按默认<span class=GramE>值建立</span>工作路径。所建路径。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>也可以将创建的路径转换为选区。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>选中要转换为选区的路径，选择路径面板菜单的“建立选区”命令，打开“建立选区”对话框。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>设置完成后单击“好”按钮，将由路径创建一个选区。</span></p>
<p class=MsoNormal><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>也可以直接用鼠标单击路径面板上的将路径作为选区载入按钮。这样会将路径按默认<span class=GramE>值创建</span>为选区。</span></p>
<h2 style='margin-top:7.7pt;margin-right:0cm;margin-bottom:7.7pt;margin-left:
0cm'><span lang=EN-US>8.3<span style='mso-spacerun:yes'> </span>应用实例</span></h2>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><!--[if gte vml 1]><v:shape
id="_x0000_i1031" type="#_x0000_t75" style='width:160.8pt;height:174.6pt'
fillcolor="window">
<v:imagedata src="第08章%20路径.files/image013.png" o:title=""/>
</v:shape><![endif]--><![if !vml]><img width=214 height=233
src="第08章%20路径.files/image014.jpg" v:shapes="_x0000_i1031"><![endif]></span></p>
<h6><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>完成图</span></h6>
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