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<a href="_config_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include "<a class="code" href="_config_8h.html">Config.h</a>"</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="class_config.html#abebfdbe6033183421dcdb4cdb6fc9549" title="The key for the screen width setting, initialized to "screen_width".">Config::SCREEN_WIDTH_KEY</a>(<span class="stringliteral">"screen_width"</span>);
<a name="l00004"></a>00004 <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="class_config.html#a5dd914d11bd6f43c06ad4682be0efaba" title="The key for the screen height setting, initialized to "screen_height".">Config::SCREEN_HEIGHT_KEY</a>(<span class="stringliteral">"screen_height"</span>);
<a name="l00005"></a>00005 <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="class_config.html#ae2dd20bca46b767d2a30c32de7ab78cb" title="The key for the fullscreen setting, initialized to "fullscreen".">Config::FULLSCREEN_KEY</a>(<span class="stringliteral">"fullscreen"</span>);
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="class_config.html#ad6f88b173db3508eaeb7b569655b5cf2" title="The default value for the screen width setting, initialized to 800.">Config::SCREEN_WIDTH_DEFAULT</a>(<span class="stringliteral">"800"</span>);
<a name="l00008"></a>00008 <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="class_config.html#a2382c43dd0d51b3d52bf88d18438c579" title="The default value for the screen height setting, initialized to 600.">Config::SCREEN_HEIGHT_DEFAULT</a>(<span class="stringliteral">"600"</span>);
<a name="l00009"></a>00009 <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="class_config.html#a3195b4273ebe9ac691167bff71394720" title="The default value for the fullscreen setting, initialized to false.">Config::FULLSCREEN_DEFAULT</a>(<span class="stringliteral">"false"</span>);
<a name="l00010"></a>00010
<a name="l00011"></a>00011
<a name="l00012"></a><a class="code" href="class_config.html#aab967ce080511b4ae5bf578cba5237d3">00012</a> <a class="code" href="class_config.html#aab967ce080511b4ae5bf578cba5237d3" title="Constructs a Config object from a file with the given path.">Config::Config</a>(<span class="keyword">const</span> <span class="keywordtype">string</span>& filename)
<a name="l00013"></a>00013 :_screenWidth(0),
<a name="l00014"></a>00014 _screenHeight(0)
<a name="l00015"></a>00015 {
<a name="l00016"></a>00016 ifstream inStream(filename.c_str(), fstream::in);
<a name="l00017"></a>00017
<a name="l00018"></a>00018 map<string, string> readValues;
<a name="l00019"></a>00019 map<string, string> unfoundValues;
<a name="l00020"></a>00020 <a class="code" href="class_config.html#aa9656bf85fa15fd4e90a99558f880602" title="Reads all of the settings defined in a file into a map.">readFile</a>(inStream, readValues);
<a name="l00021"></a>00021 <a class="code" href="class_config.html#ac31c5164b58f86c2a9ecaf21ac1f2202" title="Initialises the Config option's parameters to those in the readValues map.">fillValues</a>(readValues, unfoundValues);
<a name="l00022"></a>00022
<a name="l00023"></a>00023 inStream.close();
<a name="l00024"></a>00024
<a name="l00025"></a>00025 ofstream outStream(filename.c_str(), fstream::app);
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <a class="code" href="class_config.html#a54612c3ce193bea917d3088175e16d43" title="Writes settings that were not found in the file to the file with default values.">writeUnfoundValues</a>(outStream, unfoundValues);
<a name="l00028"></a>00028
<a name="l00029"></a>00029 outStream.close();
<a name="l00030"></a>00030 }
<a name="l00031"></a>00031
<a name="l00032"></a><a class="code" href="class_config.html#a3bb73797396d2d5ba8c9956730dfc4db">00032</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_config.html#a3bb73797396d2d5ba8c9956730dfc4db" title="Function for accessing the screen width setting in pixels.">Config::screenWidth</a>()<span class="keyword"> const</span>
<a name="l00033"></a>00033 <span class="keyword"></span>{
<a name="l00034"></a>00034 <span class="keywordflow">return</span> <a class="code" href="class_config.html#a46dce43903bb24bac8c2ffc92f2ee4da" title="The desired width of the screen in pixels.">_screenWidth</a>;
<a name="l00035"></a>00035 }
<a name="l00036"></a><a class="code" href="class_config.html#a53d63c52aa51b5231b9ea8e412086773">00036</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_config.html#a53d63c52aa51b5231b9ea8e412086773" title="Function for accessing the screen height setting in pixels.">Config::screenHeight</a>()<span class="keyword"> const</span>
<a name="l00037"></a>00037 <span class="keyword"></span>{
<a name="l00038"></a>00038 <span class="keywordflow">return</span> <a class="code" href="class_config.html#ac27364c75bc8d5e82119988df85c1599" title="The desired height of the screen in pixels.">_screenHeight</a>;
<a name="l00039"></a>00039 }
<a name="l00040"></a><a class="code" href="class_config.html#a8a401add779f2b74732ade9e515bf0cd">00040</a> <span class="keywordtype">bool</span> <a class="code" href="class_config.html#a8a401add779f2b74732ade9e515bf0cd" title="Function for accessing whether the game should be displayed in fullscreen or windowed mode...">Config::fullscreen</a>()<span class="keyword"> const</span>
<a name="l00041"></a>00041 <span class="keyword"></span>{
<a name="l00042"></a>00042 <span class="keywordflow">return</span> <a class="code" href="class_config.html#ad6fddaaf52742adcba95155b3635e807" title="The desired fullscreen or windowed setting.">_fullscreen</a>;
<a name="l00043"></a>00043 }
<a name="l00044"></a>00044
<a name="l00045"></a><a class="code" href="class_config.html#aa9656bf85fa15fd4e90a99558f880602">00045</a> <span class="keywordtype">void</span> <a class="code" href="class_config.html#aa9656bf85fa15fd4e90a99558f880602" title="Reads all of the settings defined in a file into a map.">Config::readFile</a>(ifstream& file, map<string,string>& map)
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 <span class="keywordflow">if</span> (!file.is_open()) <span class="keywordflow">return</span>;
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keywordtype">string</span> nextEntry;
<a name="l00050"></a>00050 <span class="keywordflow">while</span>(!file.eof())
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 file >> nextEntry;
<a name="l00053"></a>00053
<a name="l00054"></a>00054 string::size_type equalsIndex = nextEntry.find(<span class="stringliteral">"="</span>,0);
<a name="l00055"></a>00055 <span class="keywordflow">if</span> (equalsIndex!=string::npos)
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057 <span class="keywordtype">string</span> key = nextEntry.substr(0,equalsIndex);
<a name="l00058"></a>00058 <span class="keywordtype">string</span> value = nextEntry.substr(equalsIndex+1);
<a name="l00059"></a>00059
<a name="l00060"></a>00060 map[key] = value;
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00065"></a><a class="code" href="class_config.html#ac31c5164b58f86c2a9ecaf21ac1f2202">00065</a> <span class="keywordtype">void</span> <a class="code" href="class_config.html#ac31c5164b58f86c2a9ecaf21ac1f2202" title="Initialises the Config option's parameters to those in the readValues map.">Config::fillValues</a>(<span class="keyword">const</span> map<string, string>& readValues, map<string, string>& unfoundValues)
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 <a class="code" href="class_config.html#ac0fd2f7c14b9f26339862da74215bf01" title="Initializes the screen width in pixels from a given string.">setScreenWidth</a>(<a class="code" href="class_config.html#a38dee1d0fe4e962aedcee79faad2691c" title="Helper function for fillValues. Finds the value for a single key.">extractValue</a>(readValues, unfoundValues, <a class="code" href="class_config.html#abebfdbe6033183421dcdb4cdb6fc9549" title="The key for the screen width setting, initialized to "screen_width".">SCREEN_WIDTH_KEY</a>, <a class="code" href="class_config.html#ad6f88b173db3508eaeb7b569655b5cf2" title="The default value for the screen width setting, initialized to 800.">SCREEN_WIDTH_DEFAULT</a>));
<a name="l00068"></a>00068 <a class="code" href="class_config.html#a8e960645b79f31c39ee0cecc89ed6060" title="Initializes the screen height in pixels from a given string.">setScreenHeight</a>(<a class="code" href="class_config.html#a38dee1d0fe4e962aedcee79faad2691c" title="Helper function for fillValues. Finds the value for a single key.">extractValue</a>(readValues, unfoundValues, <a class="code" href="class_config.html#a5dd914d11bd6f43c06ad4682be0efaba" title="The key for the screen height setting, initialized to "screen_height".">SCREEN_HEIGHT_KEY</a>, <a class="code" href="class_config.html#a2382c43dd0d51b3d52bf88d18438c579" title="The default value for the screen height setting, initialized to 600.">SCREEN_HEIGHT_DEFAULT</a>));
<a name="l00069"></a>00069 <a class="code" href="class_config.html#a5ce32c242ca037105a2430a122249a0a" title="Initializes the fullscreen setting from a given string.">setFullscreen</a>(<a class="code" href="class_config.html#a38dee1d0fe4e962aedcee79faad2691c" title="Helper function for fillValues. Finds the value for a single key.">extractValue</a>(readValues, unfoundValues, <a class="code" href="class_config.html#ae2dd20bca46b767d2a30c32de7ab78cb" title="The key for the fullscreen setting, initialized to "fullscreen".">FULLSCREEN_KEY</a>, <a class="code" href="class_config.html#a3195b4273ebe9ac691167bff71394720" title="The default value for the fullscreen setting, initialized to false.">FULLSCREEN_DEFAULT</a>));
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a><a class="code" href="class_config.html#a38dee1d0fe4e962aedcee79faad2691c">00072</a> <span class="keywordtype">string</span> <a class="code" href="class_config.html#a38dee1d0fe4e962aedcee79faad2691c" title="Helper function for fillValues. Finds the value for a single key.">Config::extractValue</a>(<span class="keyword">const</span> map<string, string>& readValues, map<string, string>& unfoundValues, <span class="keyword">const</span> <span class="keywordtype">string</span>& key, <span class="keyword">const</span> <span class="keywordtype">string</span>& defaultValue)
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074 map<string, string>::const_iterator findIter = readValues.find(key);
<a name="l00075"></a>00075 <span class="keywordflow">if</span> (findIter != readValues.end())
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 <span class="keywordflow">return</span> findIter->second;
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079 <span class="keywordflow">else</span>
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 unfoundValues[key] = defaultValue;
<a name="l00082"></a>00082 <span class="keywordflow">return</span> defaultValue;
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a><a class="code" href="class_config.html#a54612c3ce193bea917d3088175e16d43">00086</a> <span class="keywordtype">void</span> <a class="code" href="class_config.html#a54612c3ce193bea917d3088175e16d43" title="Writes settings that were not found in the file to the file with default values.">Config::writeUnfoundValues</a>(ofstream& file, <span class="keyword">const</span> map<string, string>& unfoundValues)
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <span class="keywordflow">for</span> (map<string, string>::const_iterator iter = unfoundValues.begin(); iter!=unfoundValues.end(); ++iter)
<a name="l00089"></a>00089 {
<a name="l00090"></a>00090 file << iter->first << <span class="stringliteral">"="</span> << iter->second << endl;
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093
<a name="l00094"></a><a class="code" href="class_config.html#ac0fd2f7c14b9f26339862da74215bf01">00094</a> <span class="keywordtype">void</span> <a class="code" href="class_config.html#ac0fd2f7c14b9f26339862da74215bf01" title="Initializes the screen width in pixels from a given string.">Config::setScreenWidth</a>(<span class="keyword">const</span> <span class="keywordtype">string</span>& screenWidthStr)
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 <a class="code" href="class_config.html#a46dce43903bb24bac8c2ffc92f2ee4da" title="The desired width of the screen in pixels.">_screenWidth</a> = atoi(screenWidthStr.c_str());
<a name="l00097"></a>00097 }
<a name="l00098"></a><a class="code" href="class_config.html#a8e960645b79f31c39ee0cecc89ed6060">00098</a> <span class="keywordtype">void</span> <a class="code" href="class_config.html#a8e960645b79f31c39ee0cecc89ed6060" title="Initializes the screen height in pixels from a given string.">Config::setScreenHeight</a>(<span class="keyword">const</span> <span class="keywordtype">string</span>& screenHeightStr)
<a name="l00099"></a>00099 {
<a name="l00100"></a>00100 <a class="code" href="class_config.html#ac27364c75bc8d5e82119988df85c1599" title="The desired height of the screen in pixels.">_screenHeight</a> = atoi(screenHeightStr.c_str());
<a name="l00101"></a>00101 }
<a name="l00102"></a><a class="code" href="class_config.html#a5ce32c242ca037105a2430a122249a0a">00102</a> <span class="keywordtype">void</span> <a class="code" href="class_config.html#a5ce32c242ca037105a2430a122249a0a" title="Initializes the fullscreen setting from a given string.">Config::setFullscreen</a>(<span class="keyword">const</span> <span class="keywordtype">string</span>& fullscreenStr)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 <a class="code" href="class_config.html#ad6fddaaf52742adcba95155b3635e807" title="The desired fullscreen or windowed setting.">_fullscreen</a> = fullscreenStr==<span class="stringliteral">"true"</span>;
<a name="l00105"></a>00105 }
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