LCOV - code coverage report
Current view: top level - svx/source/accessibility - lookupcolorname.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 0 27 0.0 %
Date: 2015-06-13 12:38:46 Functions: 0 4 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include "sal/config.h"
      21             : 
      22             : #include "boost/noncopyable.hpp"
      23             : #include "com/sun/star/container/XNameAccess.hpp"
      24             : #include "com/sun/star/container/XNameContainer.hpp"
      25             : #include "com/sun/star/drawing/ColorTable.hpp"
      26             : #include "com/sun/star/lang/XMultiServiceFactory.hpp"
      27             : #include "com/sun/star/uno/Any.hxx"
      28             : #include "com/sun/star/uno/Reference.hxx"
      29             : #include "com/sun/star/uno/RuntimeException.hpp"
      30             : #include "com/sun/star/uno/Sequence.hxx"
      31             : #include "comphelper/processfactory.hxx"
      32             : #include "rtl/ustring.h"
      33             : #include "rtl/ustring.hxx"
      34             : #include "vcl/svapp.hxx"
      35             : 
      36             : #include <lookupcolorname.hxx>
      37             : #include <unordered_map>
      38             : 
      39             : namespace {
      40             : 
      41           0 : class ColorNameMap: private boost::noncopyable {
      42             : public:
      43             :     ColorNameMap();
      44             : 
      45             :     OUString lookUp(long color) const;
      46             : 
      47             : private:
      48             :     typedef std::unordered_map< long, OUString > Map;
      49             : 
      50             :     Map map_;
      51             : };
      52             : 
      53           0 : ColorNameMap::ColorNameMap() {
      54           0 :     css::uno::Sequence< OUString > aNames;
      55           0 :     css::uno::Reference< css::container::XNameAccess > xNA;
      56             : 
      57             :     try
      58             :     {
      59             :         // Create color table in which to look up the given color.
      60             :             css::uno::Reference< css::container::XNameContainer > xColorTable =
      61           0 :                  css::drawing::ColorTable::create( comphelper::getProcessComponentContext() );
      62             : 
      63             :         // Get list of color names in order to iterate over the color table.
      64             : 
      65             :         // Lock the solar mutex here as workaround for missing lock in
      66             :         // called function.
      67           0 :         SolarMutexGuard aGuard;
      68           0 :         aNames = xNA->getElementNames();
      69             :     }
      70           0 :     catch (css::uno::RuntimeException const&)
      71             :     {
      72             :         // When an exception occurred then whe have an empty name sequence
      73             :         // and the loop below is not entered.
      74             :     }
      75             : 
      76             :     // Fill the map to convert from numerical color values to names.
      77           0 :     if (xNA.is())
      78           0 :         for (long int i=0; i<aNames.getLength(); i++)
      79             :         {
      80             :             // Get the numerical value for the i-th color name.
      81             :             try
      82             :             {
      83           0 :                 css::uno::Any aColor (xNA->getByName (aNames[i]));
      84           0 :                 long nColor = 0;
      85           0 :                 aColor >>= nColor;
      86           0 :                 map_[nColor] = aNames[i];
      87             :             }
      88           0 :             catch (css::uno::RuntimeException const&)
      89             :             {
      90             :                 // Ignore the exception: the color who lead to the exception
      91             :                 // is not included into the map.
      92             :             }
      93           0 :         }
      94           0 : }
      95             : 
      96           0 : OUString ColorNameMap::lookUp(long color) const {
      97           0 :     Map::const_iterator i(map_.find(color));
      98           0 :     if (i != map_.end()) {
      99           0 :         return i->second;
     100             :     }
     101             :     // Did not find the given color; return its RGB tuple representation:
     102           0 :     OUStringBuffer buf;
     103           0 :     buf.append('#');
     104           0 :     buf.append(color, 16);
     105           0 :     return buf.makeStringAndClear();
     106             : }
     107             : 
     108             : struct theColorNameMap: public rtl::Static< ColorNameMap, theColorNameMap > {};
     109             : 
     110             : }
     111             : 
     112             : namespace accessibility {
     113             : 
     114           0 : OUString lookUpColorName(long color) {
     115           0 :     return theColorNameMap::get().lookUp(color);
     116             : }
     117             : 
     118             : }
     119             : 
     120             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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