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    <h1 class="page-title">Class: PDFDocumentLoadingTask</h1>

    




<section>

<header>
    
        <h2>PDFDocumentLoadingTask</h2>
        
    
</header>

<article>
    <div class="container-overview">
    
        

    

    <h4 class="name" id="PDFDocumentLoadingTask"><span class="type-signature"></span>new PDFDocumentLoadingTask<span class="signature">()</span><span class="type-signature"></span></h4>

    



<div class="description">
    PDF document loading operation.
</div>













<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line338">line 338</a>
    </li></ul></dd>
    

    

    

    
</dl>
















    
    </div>

    

    

    

     

    

    
        <h3 class="subsection-title">Members</h3>

        
            
<h4 class="name" id="destroyed"><span class="type-signature"></span>destroyed<span class="type-signature"> :boolean</span></h4>




<div class="description">
    Shows if loading task is destroyed.
</div>



    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type">boolean</span>


        </li>
    </ul>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line357">line 357</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="docId"><span class="type-signature"></span>docId<span class="type-signature"> :string</span></h4>




<div class="description">
    Unique document loading task id -- used in MessageHandlers.
</div>



    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type">string</span>


        </li>
    </ul>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line351">line 351</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="onPassword"><span class="type-signature"></span>onPassword<span class="type-signature"></span></h4>




<div class="description">
    Callback to request a password if wrong or no password was provided.
The callback receives two parameters: function that needs to be called
with new password and reason (see {PasswordResponses}).
</div>







<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line364">line 364</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="onProgress"><span class="type-signature"></span>onProgress<span class="type-signature"></span></h4>




<div class="description">
    Callback to be able to monitor the loading progress of the PDF file
(necessary to implement e.g. a loading bar). The callback receives
an {Object} with the properties: {number} loaded and {number} total.
</div>







<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line371">line 371</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="onUnsupportedFeature"><span class="type-signature"></span>onUnsupportedFeature<span class="type-signature"></span></h4>




<div class="description">
    Callback to when unsupported feature is used. The callback receives
an {UNSUPPORTED_FEATURES} argument.
</div>







<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line377">line 377</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="promise"><span class="type-signature"></span>promise<span class="type-signature"></span></h4>










<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line385">line 385</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
    

    
        <h3 class="subsection-title">Methods</h3>

        
            

    

    <h4 class="name" id="destroy"><span class="type-signature"></span>destroy<span class="signature">()</span><span class="type-signature"> &rarr; {Promise}</span></h4>

    



<div class="description">
    Aborts all network requests and destroys worker.
</div>













<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line394">line 394</a>
    </li></ul></dd>
    

    

    

    
</dl>













<h5>Returns:</h5>

        
<div class="param-desc">
    A promise that is resolved after destruction activity
                  is completed.
</div>



<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Promise</span>


    </dd>
</dl>

    



        
            

    

    <h4 class="name" id="then"><span class="type-signature"></span>then<span class="signature">(onFulfilled, onRejected)</span><span class="type-signature"> &rarr; {Promise}</span></h4>

    



<div class="description">
    Registers callbacks to indicate the document loading completion.
</div>









    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        

        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>onFulfilled</code></td>
            

            <td class="type">
            
                
<span class="param-type">function</span>


            
            </td>

            

            

            <td class="description last">The callback for the loading completion.</td>
        </tr>

    

        <tr>
            
                <td class="name"><code>onRejected</code></td>
            

            <td class="type">
            
                
<span class="param-type">function</span>


            
            </td>

            

            

            <td class="description last">The callback for the loading failure.</td>
        </tr>

    
    </tbody>
</table>






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line416">line 416</a>
    </li></ul></dd>
    

    

    

    
</dl>













<h5>Returns:</h5>

        
<div class="param-desc">
    A promise that is resolved after the onFulfilled or
                  onRejected callback.
</div>



<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Promise</span>


    </dd>
</dl>

    



        
    

    

    
</article>

</section>







<section>

<header>
    
        <h2>PDFDocumentLoadingTask</h2>
        
    
</header>

<article>
    <div class="container-overview">
    
        

    

    <h4 class="name" id="PDFDocumentLoadingTask"><span class="type-signature"></span>new PDFDocumentLoadingTask<span class="signature">()</span><span class="type-signature"></span></h4>

    















<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line342">line 342</a>
    </li></ul></dd>
    

    

    

    
</dl>
















    
    </div>

    

    

    

     

    

    
        <h3 class="subsection-title">Members</h3>

        
            
<h4 class="name" id="destroyed"><span class="type-signature"></span>destroyed<span class="type-signature"> :boolean</span></h4>




<div class="description">
    Shows if loading task is destroyed.
</div>



    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type">boolean</span>


        </li>
    </ul>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line357">line 357</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="docId"><span class="type-signature"></span>docId<span class="type-signature"> :string</span></h4>




<div class="description">
    Unique document loading task id -- used in MessageHandlers.
</div>



    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type">string</span>


        </li>
    </ul>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line351">line 351</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="onPassword"><span class="type-signature"></span>onPassword<span class="type-signature"></span></h4>




<div class="description">
    Callback to request a password if wrong or no password was provided.
The callback receives two parameters: function that needs to be called
with new password and reason (see {PasswordResponses}).
</div>







<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line364">line 364</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="onProgress"><span class="type-signature"></span>onProgress<span class="type-signature"></span></h4>




<div class="description">
    Callback to be able to monitor the loading progress of the PDF file
(necessary to implement e.g. a loading bar). The callback receives
an {Object} with the properties: {number} loaded and {number} total.
</div>







<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line371">line 371</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="onUnsupportedFeature"><span class="type-signature"></span>onUnsupportedFeature<span class="type-signature"></span></h4>




<div class="description">
    Callback to when unsupported feature is used. The callback receives
an {UNSUPPORTED_FEATURES} argument.
</div>







<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line377">line 377</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
            
<h4 class="name" id="promise"><span class="type-signature"></span>promise<span class="type-signature"></span></h4>










<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line385">line 385</a>
    </li></ul></dd>
    

    

    

    
</dl>






        
    

    
        <h3 class="subsection-title">Methods</h3>

        
            

    

    <h4 class="name" id="destroy"><span class="type-signature"></span>destroy<span class="signature">()</span><span class="type-signature"> &rarr; {Promise}</span></h4>

    



<div class="description">
    Aborts all network requests and destroys worker.
</div>













<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line394">line 394</a>
    </li></ul></dd>
    

    

    

    
</dl>













<h5>Returns:</h5>

        
<div class="param-desc">
    A promise that is resolved after destruction activity
                  is completed.
</div>



<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Promise</span>


    </dd>
</dl>

    



        
            

    

    <h4 class="name" id="then"><span class="type-signature"></span>then<span class="signature">(onFulfilled, onRejected)</span><span class="type-signature"> &rarr; {Promise}</span></h4>

    



<div class="description">
    Registers callbacks to indicate the document loading completion.
</div>









    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        

        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>onFulfilled</code></td>
            

            <td class="type">
            
                
<span class="param-type">function</span>


            
            </td>

            

            

            <td class="description last">The callback for the loading completion.</td>
        </tr>

    

        <tr>
            
                <td class="name"><code>onRejected</code></td>
            

            <td class="type">
            
                
<span class="param-type">function</span>


            
            </td>

            

            

            <td class="description last">The callback for the loading failure.</td>
        </tr>

    
    </tbody>
</table>






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="display_api.js.html">display/api.js</a>, <a href="display_api.js.html#line416">line 416</a>
    </li></ul></dd>
    

    

    

    
</dl>













<h5>Returns:</h5>

        
<div class="param-desc">
    A promise that is resolved after the onFulfilled or
                  onRejected callback.
</div>



<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Promise</span>


    </dd>
</dl>

    



        
    

    

    
</article>

</section>




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