class_c_ocr_example_image_view.html

基于symbian 平台 ocr 示例程序

          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [private]</code></td>
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From CAknView Deactivate this view 
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Definition at line <a class="el" href="_ocr_example_image_view_8cpp-source.html#l00207">207</a> of file <a class="el" href="_ocr_example_image_view_8cpp-source.html">OcrExampleImageView.cpp</a>.
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References <a class="el" href="_ocr_example_image_view_8h-source.html#l00262">iContainer</a>.<div class="fragment"><pre class="fragment"><a name="l00208"></a>00208     {
<a name="l00209"></a>00209     <span class="keywordflow">if</span> (<a class="code" href="class_c_ocr_example_image_view.html#6dc94c8cd7c107bc61701348814020e6">iContainer</a>)
<a name="l00210"></a>00210         {
<a name="l00211"></a>00211         <a class="code" href="class_c_ocr_example_image_view.html#6dc94c8cd7c107bc61701348814020e6">iContainer</a>-&gt;MakeVisible(EFalse);
<a name="l00212"></a>00212         }
<a name="l00213"></a>00213     }
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<a class="anchor" name="3ae77c2aed5e1270a13c14bd5aa415fe"></a><!-- doxytag: member="COcrExampleImageView::DynInitMenuPaneL" ref="3ae77c2aed5e1270a13c14bd5aa415fe" args="(TInt aResourceId, CEikMenuPane *aMenuPane)" --><p>
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          <td class="md" nowrap valign="top">void COcrExampleImageView::DynInitMenuPaneL           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">TInt&nbsp;</td>
          <td class="mdname" nowrap> <em>aResourceId</em>, </td>
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          <td class="md" nowrap>CEikMenuPane *&nbsp;</td>
          <td class="mdname" nowrap> <em>aMenuPane</em></td>
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          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"><code> [private]</code></td>
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From MEikMenuObserver Dynamically customize menu items <dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>aResourceId</em>&nbsp;</td><td>Menu pane resource ID </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>aMenuPane</em>&nbsp;</td><td>Menu pane pointer </td></tr>
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Definition at line <a class="el" href="_ocr_example_image_view_8cpp-source.html#l00221">221</a> of file <a class="el" href="_ocr_example_image_view_8cpp-source.html">OcrExampleImageView.cpp</a>.
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References <a class="el" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec9a6601df59f457cc199cb4794fdbbd7b">EImageAnalyzed</a>, <a class="el" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec553253ec36b6a826ce4923c5dcf95a12">EInit</a>, <a class="el" href="_ocr_example_image_view_8h-source.html#l00301">iCrosshairEnabled</a>, and <a class="el" href="_ocr_example_image_view_8h-source.html#l00298">iState</a>.<div class="fragment"><pre class="fragment"><a name="l00223"></a>00223     {
<a name="l00224"></a>00224     <span class="keywordflow">if</span> ( aResourceId == R_IMAGE_VIEW_MENU )
<a name="l00225"></a>00225         {
<a name="l00226"></a>00226         aMenuPane-&gt;SetItemDimmed( EOcrExampleCmdAnalyzeImage,
<a name="l00227"></a>00227                                   ((<a class="code" href="class_c_ocr_example_image_view.html#63052a309baec315239b427aa7647b76">iState</a> == <a class="code" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec553253ec36b6a826ce4923c5dcf95a12">EInit</a>) || <a class="code" href="class_c_ocr_example_image_view.html#b7e54289c236dbd01581864006b4069f">iCrosshairEnabled</a>));
<a name="l00228"></a>00228         aMenuPane-&gt;SetItemDimmed( EOcrExampleCmdRecognizeImage,
<a name="l00229"></a>00229                                   ((<a class="code" href="class_c_ocr_example_image_view.html#63052a309baec315239b427aa7647b76">iState</a> != <a class="code" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec9a6601df59f457cc199cb4794fdbbd7b">EImageAnalyzed</a>) || <a class="code" href="class_c_ocr_example_image_view.html#b7e54289c236dbd01581864006b4069f">iCrosshairEnabled</a>));
<a name="l00230"></a>00230         aMenuPane-&gt;SetItemDimmed( EOcrExampleCmdToggleCrosshair,
<a name="l00231"></a>00231                                   (<a class="code" href="class_c_ocr_example_image_view.html#63052a309baec315239b427aa7647b76">iState</a> == <a class="code" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec553253ec36b6a826ce4923c5dcf95a12">EInit</a>));
<a name="l00232"></a>00232         aMenuPane-&gt;SetItemDimmed( EOcrExampleCmdRecognizeBlockMenu,
<a name="l00233"></a>00233                                   ((<a class="code" href="class_c_ocr_example_image_view.html#63052a309baec315239b427aa7647b76">iState</a> == <a class="code" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec553253ec36b6a826ce4923c5dcf95a12">EInit</a>) || (!<a class="code" href="class_c_ocr_example_image_view.html#b7e54289c236dbd01581864006b4069f">iCrosshairEnabled</a>)));
<a name="l00234"></a>00234         }
<a name="l00235"></a>00235     }
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<a class="anchor" name="09a548f36fef23b5490ecdf57e2bdd1a"></a><!-- doxytag: member="COcrExampleImageView::ImageOperationCompleteL" ref="09a548f36fef23b5490ecdf57e2bdd1a" args="(TInt aError)" --><p>
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          <td class="md" nowrap valign="top">void COcrExampleImageView::ImageOperationCompleteL           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">TInt&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>aError</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [private, virtual]</code></td>
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From MImageHandlerCallback. Called when image loading/scaling has completed 
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Implements <a class="el" href="class_n_o_c_r_utils_1_1_m_image_handler_callback.html#3db218089f2258a62d37b47650b805b6">NOCRUtils::MImageHandlerCallback</a>.
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Definition at line <a class="el" href="_ocr_example_image_view_8cpp-source.html#l00266">266</a> of file <a class="el" href="_ocr_example_image_view_8cpp-source.html">OcrExampleImageView.cpp</a>.
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References <a class="el" href="_rect_scaler_8cpp-source.html#l00028">NOCRUtils::TRectScaler::CalculateFactor()</a>, <a class="el" href="_ocr_example_image_view_8cpp-source.html#l00330">DisplayWarningL()</a>, <a class="el" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ecc7b1c96e80ea74eab865de4fc9f448ea">EImageOpened</a>, <a class="el" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec553253ec36b6a826ce4923c5dcf95a12">EInit</a>, <a class="el" href="_ocr_example_image_view_8h-source.html#l00304">iBackgroundTaskDone</a>, <a class="el" href="_ocr_example_image_view_8h-source.html#l00274">iBitMap</a>, <a class="el" href="_ocr_example_image_view_8h-source.html#l00262">iContainer</a>, <a class="el" href="_ocr_example_image_view_8h-source.html#l00268">iData</a>, <a class="el" href="_ocr_example_image_container_8h-source.html#l00045">TScreenUpdateData::iRectScaler</a>, <a class="el" href="_ocr_example_image_container_8h-source.html#l00036">TScreenUpdateData::iScaledBitMap</a>, and <a class="el" href="_ocr_example_image_view_8h-source.html#l00298">iState</a>.<div class="fragment"><pre class="fragment"><a name="l00267"></a>00267     {
<a name="l00268"></a>00268     <a class="code" href="class_c_ocr_example_image_view.html#a7f5826c4c1c2cbee83739946a8a013b">iBackgroundTaskDone</a> = ETrue; <span class="comment">// to dismiss wait-note</span>
<a name="l00269"></a>00269     <span class="keywordflow">if</span> (aError)
<a name="l00270"></a>00270         {
<a name="l00271"></a>00271         _LIT(KFailed,<span class="stringliteral">"Loading/scaling image failed"</span>);
<a name="l00272"></a>00272         <a class="code" href="class_c_ocr_example_image_view.html#5d97b3005d7025da3ce0f8f008328e43">DisplayWarningL</a>(KFailed, aError);
<a name="l00273"></a>00273         }
<a name="l00274"></a>00274     <span class="keywordflow">else</span>
<a name="l00275"></a>00275         {
<a name="l00276"></a>00276         <span class="comment">// we should now have the image and also another one (resized to fit</span>
<a name="l00277"></a>00277         <span class="comment">// the screen). Calculate the factors (needed later, when adjusting</span>
<a name="l00278"></a>00278         <span class="comment">// TRect-info analyzed from the original image)</span>
<a name="l00279"></a>00279         <span class="comment">//</span>
<a name="l00280"></a>00280         <a class="code" href="class_c_ocr_example_image_view.html#e72899bf23845a10c6b7559c2e896baa">iData</a>.<a class="code" href="class_t_screen_update_data.html#d8df217ecaec20976c2b240f971a5034">iRectScaler</a>.<a class="code" href="class_n_o_c_r_utils_1_1_t_rect_scaler.html#a6b4fc57b5dda0378f9f21a73f7bdb13">CalculateFactor</a>(<a class="code" href="class_c_ocr_example_image_view.html#9eb6fa3188758350a81b83400892e787">iBitMap</a>-&gt;SizeInPixels(),
<a name="l00281"></a>00281                                           <a class="code" href="class_c_ocr_example_image_view.html#e72899bf23845a10c6b7559c2e896baa">iData</a>.<a class="code" href="class_t_screen_update_data.html#ea6eefa2a3b0315b12fbb5ab0532a849">iScaledBitMap</a>-&gt;SizeInPixels());
<a name="l00282"></a>00282         <span class="keywordflow">if</span> (<a class="code" href="class_c_ocr_example_image_view.html#63052a309baec315239b427aa7647b76">iState</a> == <a class="code" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ec553253ec36b6a826ce4923c5dcf95a12">EInit</a>)
<a name="l00283"></a>00283             {
<a name="l00284"></a>00284             <a class="code" href="class_c_ocr_example_image_view.html#63052a309baec315239b427aa7647b76">iState</a> = <a class="code" href="class_c_ocr_example_image_view.html#8e0e9e3030ee220d737a3e9e733390ecc7b1c96e80ea74eab865de4fc9f448ea">EImageOpened</a>;
<a name="l00285"></a>00285             }
<a name="l00286"></a>00286         <a class="code" href="class_c_ocr_example_image_view.html#6dc94c8cd7c107bc61701348814020e6">iContainer</a>-&gt;DrawDeferred();
<a name="l00287"></a>00287         }
<a name="l00288"></a>00288     }
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<a class="anchor" name="5cf1fbd18ad3ec441cedf31760963484"></a><!-- doxytag: member="COcrExampleImageView::RecognizeBlockComplete" ref="5cf1fbd18ad3ec441cedf31760963484" args="(TInt aError, const TOCRTextRgnInfo *aBlocks, const TInt aBlockCount)" --><p>
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          <td class="md" nowrap valign="top">void COcrExampleImageView::RecognizeBlockComplete           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">TInt&nbsp;</td>
          <td class="mdname" nowrap> <em>aError</em>, </td>
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          <td class="md" nowrap>const TOCRTextRgnInfo *&nbsp;</td>
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          <td class="md" nowrap>const TInt&nbsp;</td>
          <td class="mdname" nowrap> <em>aBlockCount</em></td>
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          <td class="md"></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"><code> [private]</code></td>
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