网页中的图片查看器viewjs使用

需求分析：

对于网页中的图片进行连续放大（便于用户清晰查看内容）、缩小，旋转等操作，可以使用viewjs图片查看器插件实现。

viewjs官方网址：

具体使用方法请参照官网说明。

下面做2个简单的示例：

1、示例一：单一图片

<span style="color: #008080"> 1</span> <span style="color: #0000ff"><!</span><span style="color: #ff00ff">DOCTYPE html</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 2</span> <span style="color: #0000ff"><</span><span style="color: #800000">html </span><span style="color: #ff0000">lang</span><span style="color: #0000ff">="zh"</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 3</span> 
<span style="color: #008080"> 4</span>     <span style="color: #0000ff"><</span><span style="color: #800000">head</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 5</span>         <span style="color: #0000ff"><</span><span style="color: #800000">meta </span><span style="color: #ff0000">charset</span><span style="color: #0000ff">="UTF-8"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080"> 6</span>         <span style="color: #0000ff"><</span><span style="color: #800000">meta </span><span style="color: #ff0000">name</span><span style="color: #0000ff">="viewport"</span><span style="color: #ff0000"> content</span><span style="color: #0000ff">="width=device-width, initial-scale=1.0"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080"> 7</span>         <span style="color: #0000ff"><</span><span style="color: #800000">meta </span><span style="color: #ff0000">http-equiv</span><span style="color: #0000ff">="X-UA-Compatible"</span><span style="color: #ff0000"> content</span><span style="color: #0000ff">="ie=edge"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080"> 8</span>         <span style="color: #0000ff"><</span><span style="color: #800000">title</span><span style="color: #0000ff">></span>网页中的图片查看器viewjs使用<span style="color: #0000ff"></</span><span style="color: #800000">title</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 9</span>         <span style="color: #008000"><!--</span><span style="color: #008000">请配置好css路径</span><span style="color: #008000">--></span>
<span style="color: #008080">10</span>         <span style="color: #0000ff"><</span><span style="color: #800000">link </span><span style="color: #ff0000">rel</span><span style="color: #0000ff">="stylesheet"</span><span style="color: #ff0000"> type</span><span style="color: #0000ff">="text/css"</span><span style="color: #ff0000"> href</span><span style="color: #0000ff">="viewjs/viewer.min.css"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080">11</span>         <span style="color: #0000ff"><</span><span style="color: #800000">style </span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/css"</span><span style="color: #0000ff">></span>
<span style="color: #008080">12</span> <span style="background-color: #f5f5f5; color: #800000">            * </span><span style="background-color: #f5f5f5; color: #000000">{</span>
<span style="color: #008080">13</span> <span style="background-color: #f5f5f5; color: #ff0000">                margin</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 0</span><span style="background-color: #f5f5f5; color: #000000">;</span>
<span style="color: #008080">14</span> <span style="background-color: #f5f5f5; color: #ff0000">                padding</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 0</span><span style="background-color: #f5f5f5; color: #000000">;</span>
<span style="color: #008080">15</span>             <span style="background-color: #f5f5f5; color: #000000">}</span>
<span style="color: #008080">16</span> <span style="background-color: #f5f5f5; color: #800000">            img</span><span style="background-color: #f5f5f5; color: #000000">{</span>
<span style="color: #008080">17</span> <span style="background-color: #f5f5f5; color: #ff0000">                border</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 1px solid #009F95</span><span style="background-color: #f5f5f5; color: #000000">;</span>
<span style="color: #008080">18</span>             <span style="background-color: #f5f5f5; color: #000000">}</span>
<span style="color: #008080">19</span>         <span style="color: #0000ff"></</span><span style="color: #800000">style</span><span style="color: #0000ff">></span>
<span style="color: #008080">20</span>     <span style="color: #0000ff"></</span><span style="color: #800000">head</span><span style="color: #0000ff">></span>
<span style="color: #008080">21</span> 
<span style="color: #008080">22</span>     <span style="color: #0000ff"><</span><span style="color: #800000">body</span><span style="color: #0000ff">></span>
<span style="color: #008080">23</span>         <span style="color: #0000ff"><</span><span style="color: #800000">div</span><span style="color: #0000ff">></span>
<span style="color: #008080">24</span>             <span style="color: #0000ff"><</span><span style="color: #800000">img </span><span style="color: #ff0000">id</span><span style="color: #0000ff">="image"</span><span style="color: #ff0000"> src</span><span style="color: #0000ff">="img/sj.jpg"</span><span style="color: #ff0000"> alt</span><span style="color: #0000ff">="Picture"</span><span style="color: #0000ff">></span>
<span style="color: #008080">25</span>         <span style="color: #0000ff"></</span><span style="color: #800000">div</span><span style="color: #0000ff">></span>
<span style="color: #008080">26</span>         <span style="color: #008000"><!--</span><span style="color: #008000">请配置好js路径</span><span style="color: #008000">--></span>
<span style="color: #008080">27</span>         <span style="color: #0000ff"><</span><span style="color: #800000">script </span><span style="color: #ff0000">src</span><span style="color: #0000ff">="viewjs/viewer.min.js"</span><span style="color: #ff0000"> type</span><span style="color: #0000ff">="text/javascript"</span><span style="color: #ff0000"> charset</span><span style="color: #0000ff">="utf-8"</span><span style="color: #0000ff">></</span><span style="color: #800000">script</span><span style="color: #0000ff">></span>
<span style="color: #008080">28</span>         <span style="color: #0000ff"><</span><span style="color: #800000">script </span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/javascript"</span><span style="color: #0000ff">></span>
<span style="color: #008080">29</span>             <span style="background-color: #f5f5f5; color: #0000ff">var</span><span style="background-color: #f5f5f5; color: #000000"> viewer </span><span style="background-color: #f5f5f5; color: #000000">=</span> <span style="background-color: #f5f5f5; color: #0000ff">new</span><span style="background-color: #f5f5f5; color: #000000"> Viewer(document.getElementById(</span><span style="background-color: #f5f5f5; color: #000000">'</span><span style="background-color: #f5f5f5; color: #000000">image</span><span style="background-color: #f5f5f5; color: #000000">'</span><span style="background-color: #f5f5f5; color: #000000">));
</span><span style="color: #008080">30</span>         <span style="color: #0000ff"></</span><span style="color: #800000">script</span><span style="color: #0000ff">></span>
<span style="color: #008080">31</span>     <span style="color: #0000ff"></</span><span style="color: #800000">body</span><span style="color: #0000ff">></span>
<span style="color: #008080">32</span> 
<span style="color: #008080">33</span> <span style="color: #0000ff"></</span><span style="color: #800000">html</span><span style="color: #0000ff">></span>

 

效果：

（1）网页显示：

 

（2）点击图片后：

2、示例二：多个图片同时展示

<span style="color: #008080"> 1</span> <span style="color: #0000ff"><!</span><span style="color: #ff00ff">DOCTYPE html</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 2</span> <span style="color: #0000ff"><</span><span style="color: #800000">html </span><span style="color: #ff0000">lang</span><span style="color: #0000ff">="zh"</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 3</span> 
<span style="color: #008080"> 4</span>     <span style="color: #0000ff"><</span><span style="color: #800000">head</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 5</span>         <span style="color: #0000ff"><</span><span style="color: #800000">meta </span><span style="color: #ff0000">charset</span><span style="color: #0000ff">="UTF-8"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080"> 6</span>         <span style="color: #0000ff"><</span><span style="color: #800000">meta </span><span style="color: #ff0000">name</span><span style="color: #0000ff">="viewport"</span><span style="color: #ff0000"> content</span><span style="color: #0000ff">="width=device-width, initial-scale=1.0"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080"> 7</span>         <span style="color: #0000ff"><</span><span style="color: #800000">meta </span><span style="color: #ff0000">http-equiv</span><span style="color: #0000ff">="X-UA-Compatible"</span><span style="color: #ff0000"> content</span><span style="color: #0000ff">="ie=edge"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080"> 8</span>         <span style="color: #0000ff"><</span><span style="color: #800000">title</span><span style="color: #0000ff">></span>网页中的图片查看器viewjs使用<span style="color: #0000ff"></</span><span style="color: #800000">title</span><span style="color: #0000ff">></span>
<span style="color: #008080"> 9</span>         <span style="color: #008000"><!--</span><span style="color: #008000">请配置好css路径</span><span style="color: #008000">--></span>
<span style="color: #008080">10</span>         <span style="color: #0000ff"><</span><span style="color: #800000">link </span><span style="color: #ff0000">rel</span><span style="color: #0000ff">="stylesheet"</span><span style="color: #ff0000"> type</span><span style="color: #0000ff">="text/css"</span><span style="color: #ff0000"> href</span><span style="color: #0000ff">="viewjs/viewer.min.css"</span> <span style="color: #0000ff">/></span>
<span style="color: #008080">11</span>         <span style="color: #0000ff"><</span><span style="color: #800000">style </span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/css"</span><span style="color: #0000ff">></span>
<span style="color: #008080">12</span> <span style="background-color: #f5f5f5; color: #800000">            * </span><span style="background-color: #f5f5f5; color: #000000">{</span>
<span style="color: #008080">13</span> <span style="background-color: #f5f5f5; color: #ff0000">                margin</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 0</span><span style="background-color: #f5f5f5; color: #000000">;</span>
<span style="color: #008080">14</span> <span style="background-color: #f5f5f5; color: #ff0000">                padding</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 0</span><span style="background-color: #f5f5f5; color: #000000">;</span>
<span style="color: #008080">15</span>             <span style="background-color: #f5f5f5; color: #000000">}</span>
<span style="color: #008080">16</span>             
<span style="color: #008080">17</span> <span style="background-color: #f5f5f5; color: #800000">            img </span><span style="background-color: #f5f5f5; color: #000000">{</span>
<span style="color: #008080">18</span> <span style="background-color: #f5f5f5; color: #ff0000">                border</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 1px solid #009F95</span><span style="background-color: #f5f5f5; color: #000000">;</span>
<span style="color: #008080">19</span>             <span style="background-color: #f5f5f5; color: #000000">}</span>
<span style="color: #008080">20</span>         <span style="color: #0000ff"></</span><span style="color: #800000">style</span><span style="color: #0000ff">></span>
<span style="color: #008080">21</span>     <span style="color: #0000ff"></</span><span style="color: #800000">head</span><span style="color: #0000ff">></span>
<span style="color: #008080">22</span> 
<span style="color: #008080">23</span>     <span style="color: #0000ff"><</span><span style="color: #800000">body</span><span style="color: #0000ff">></span>
<span style="color: #008080">24</span>         <span style="color: #0000ff"><</span><span style="color: #800000">div</span><span style="color: #0000ff">></span>
<span style="color: #008080">25</span>             <span style="color: #008000"><!--</span><span style="color: #008000">可以对图片样式进行控制</span><span style="color: #008000">--></span>
<span style="color: #008080">26</span>             <span style="color: #0000ff"><</span><span style="color: #800000">ul </span><span style="color: #ff0000">id</span><span style="color: #0000ff">="images"</span><span style="color: #0000ff">></span>
<span style="color: #008080">27</span>                 <span style="color: #0000ff"><</span><span style="color: #800000">li</span><span style="color: #0000ff">><</span><span style="color: #800000">img </span><span style="color: #ff0000">src</span><span style="color: #0000ff">="img/aaa.jpg"</span><span style="color: #ff0000"> alt</span><span style="color: #0000ff">="Picture"</span><span style="color: #0000ff">></</span><span style="color: #800000">li</span><span style="color: #0000ff">></span>
<span style="color: #008080">28</span>                 <span style="color: #0000ff"><</span><span style="color: #800000">li</span><span style="color: #0000ff">><</span><span style="color: #800000">img </span><span style="color: #ff0000">src</span><span style="color: #0000ff">="img/product4.png"</span><span style="color: #ff0000"> alt</span><span style="color: #0000ff">="Picture 2"</span><span style="color: #0000ff">></</span><span style="color: #800000">li</span><span style="color: #0000ff">></span>
<span style="color: #008080">29</span>                 <span style="color: #0000ff"><</span><span style="color: #800000">li</span><span style="color: #0000ff">><</span><span style="color: #800000">img </span><span style="color: #ff0000">src</span><span style="color: #0000ff">="img/sqbg-icon.png"</span><span style="color: #ff0000"> alt</span><span style="color: #0000ff">="Picture 3"</span><span style="color: #0000ff">></</span><span style="color: #800000">li</span><span style="color: #0000ff">></span>
<span style="color: #008080">30</span>             <span style="color: #0000ff"></</span><span style="color: #800000">ul</span><span style="color: #0000ff">></span>
<span style="color: #008080">31</span>         <span style="color: #0000ff"></</span><span style="color: #800000">div</span><span style="color: #0000ff">></span>
<span style="color: #008080">32</span>         <span style="color: #008000"><!--</span><span style="color: #008000">请配置好js路径</span><span style="color: #008000">--></span>
<span style="color: #008080">33</span>         <span style="color: #0000ff"><</span><span style="color: #800000">script </span><span style="color: #ff0000">src</span><span style="color: #0000ff">="viewjs/viewer.min.js"</span><span style="color: #ff0000"> type</span><span style="color: #0000ff">="text/javascript"</span><span style="color: #ff0000"> charset</span><span style="color: #0000ff">="utf-8"</span><span style="color: #0000ff">></</span><span style="color: #800000">script</span><span style="color: #0000ff">></span>
<span style="color: #008080">34</span>         <span style="color: #0000ff"><</span><span style="color: #800000">script </span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/javascript"</span><span style="color: #0000ff">></span>
<span style="color: #008080">35</span>             <span style="background-color: #f5f5f5; color: #0000ff">var</span><span style="background-color: #f5f5f5; color: #000000"> viewer </span><span style="background-color: #f5f5f5; color: #000000">=</span> <span style="background-color: #f5f5f5; color: #0000ff">new</span><span style="background-color: #f5f5f5; color: #000000"> Viewer(document.getElementById(</span><span style="background-color: #f5f5f5; color: #000000">'</span><span style="background-color: #f5f5f5; color: #000000">images</span><span style="background-color: #f5f5f5; color: #000000">'</span><span style="background-color: #f5f5f5; color: #000000">));
</span><span style="color: #008080">36</span>         <span style="color: #0000ff"></</span><span style="color: #800000">script</span><span style="color: #0000ff">></span>
<span style="color: #008080">37</span>     <span style="color: #0000ff"></</span><span style="color: #800000">body</span><span style="color: #0000ff">></span>
<span style="color: #008080">38</span> 
<span style="color: #008080">39</span> <span style="color: #0000ff"></</span><span style="color: #800000">html</span><span style="color: #0000ff">></span>

（1）网页展示效果（未对图片进行样式控制，页面丑。）

 

（2）点击任何一个图片，可对图片进行各种查看操作。

 

总结：viewjs插件可以对网页中的图片进行各种查看操作，尤其可以用于用户想连续方法查看图片等情景。其他viewjs的方法后续会

 

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