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api.cpp
author insilmaril
Fri, 08 Dec 2006 20:18:58 +0000
changeset 410 ceb4532eae34
parent 395 7ced3733ba60
permissions -rw-r--r--
1.6.1 Port to QGraphics 
     1 #include "api.h"

     2 

     3 #include <qregexp.h>

     4 

     5 API::API()

     6 {

     7 	initCommand();

     8 }

     9 

    10 void API::initCommand()

    11 {

    12 	com="";

    13 	paramList.clear();

    14 	resetError();

    15 }

    16 

    17 void API::parseInput (const QString &s)

    18 {

    19 	initCommand();

    20 	input=s;

    21 	QRegExp re;

    22 	int pos;

    23 

    24 	// Get command

    25 	re.setPattern ("(.*)\\s");

    26 	re.setMinimal (true);

    27 	pos=re.search (s);

    28 	if (pos>=0)

    29 		com=re.cap(1);

    30 

    31 	// Get parameters

    32 	paramList.clear();

    33 	re.setPattern ("\\((.*)\\)");

    34 	pos=re.search (s);

    35 	if (pos>=0)

    36 	{

    37 		QString s=re.cap(1);

    38 		QString a;

    39 		bool inquote=false;

    40 		pos=0;

    41 		if (!s.isEmpty())

    42 		{

    43 			while (pos<s.length())

    44 			{

    45 				if (s.at(pos)=='\"') 

    46 				{

    47 					if (inquote)

    48 						inquote=false;

    49 					else	

    50 						inquote=true;

    51 				}

    52 

    53 				if (s.at(pos)==',' && !inquote)

    54 				{

    55 					a=s.left(pos);

    56 					paramList.append(a);

    57 					s=s.right(s.length()-pos-1);

    58 					pos=0;

    59 				} else

    60 					pos++;

    61 				

    62 			}

    63 			paramList.append (s);

    64 		}	

    65 	}	

    66 }

    67 

    68 QString API::command()

    69 {

    70 	return com;

    71 }

    72 

    73 QStringList API::parameters()

    74 {

    75 	return paramList;

    76 }

    77 

    78 int API::paramCount()

    79 {

    80 	return paramList.count();

    81 }

    82 

    83 

    84 QString API::errorMessage()

    85 {

    86 	QString l;

    87 	switch (errLevel)

    88 	{

    89 		case NoError: l="No Error";

    90 		case Warning: l="Warning";

    91 		case Aborted: l="Aborted";

    92 	}

    93 	return QString ("Error Level: %1\n    Command: %2\nDescription: %3")

    94 		.arg(l).arg(com).arg(errDescription);

    95 }

    96 

    97 QString API::errorDescription()

    98 {

    99 	return errDescription;

   100 }

   101 

   102 ErrorLevel API::errorLevel()

   103 {

   104 	return errLevel;

   105 }

   106 

   107 void API::setError(ErrorLevel level, const QString &description)

   108 {

   109 	errDescription=description;

   110 	errLevel=level;

   111 }

   112 

   113 void API::resetError ()

   114 {

   115 	errMessage="";

   116 	errDescription="";

   117 	errLevel=NoError;

   118 }

   119 

   120 

   121 bool API::checkParamCount (QList <int> plist)

   122 {

   123 	QStringList expList;

   124 	QString expected;

   125 	for (int i=0; i<plist.count();i++)

   126 	{

   127 		if (checkParamCount (plist[i])) 

   128 		{

   129 			resetError();

   130 			return true;

   131 		}

   132 		expList.append(QString().setNum(plist[i]));

   133 	}	

   134 	expected=expList.join(",");	

   135 	errDescription=QString("Wrong number of parameters: Expected %1, but found %2").arg(expected).arg(paramList.count());

   136 	return false;

   137 }

   138 

   139 bool API::checkParamCount (const int &expected)

   140 {

   141 	if (paramList.count()!=expected)

   142 	{

   143 		errLevel=Aborted;

   144 		errDescription=QString("Wrong number of parameters: Expected %1, but found %2").arg(expected).arg(paramList.count());

   145 		return false;

   146 	} 

   147 	return true;	

   148 }

   149 

   150 bool API::checkParamIsInt(const int &index)

   151 {

   152 	bool ok;

   153 	if (index > paramList.count())

   154 	{

   155 		errLevel=Aborted;

   156 		errDescription=QString("Parameter index %1 is outside of parameter list").arg(index);

   157 		return false;

   158 	} else

   159 	{

   160 		paramList[index].toInt (&ok, 10);

   161 		if (!ok)

   162 		{

   163 			errLevel=Aborted;

   164 			errDescription=QString("Parameter %1 is not an integer").arg(index);

   165 			return false;

   166 		} 

   167 	}	

   168 	return true;

   169 }

   170 

   171 int API::parInt (bool &ok,const uint &index)

   172 {

   173 	if (checkParamIsInt (index))

   174 		return paramList[index].toInt (&ok, 10);

   175 	ok=false;

   176 	return 0;

   177 }

   178 

   179 QString API::parString (bool &ok,const int &index)

   180 {

   181 	// return the string at index, this could be also stored in

   182 	// a variable later

   183 	QString r;

   184 	QRegExp re("\"(.*)\"");

   185 	int pos=re.search (paramList[index]);

   186 	if (pos>=0)

   187 		r=re.cap (1);

   188 	else	

   189 		r="";

   190 	ok=true;

   191 	return r;

   192 }

   193 

   194 bool API::parBool (bool &ok,const int &index)

   195 {

   196 	// return the bool at index, this could be also stored in

   197 	// a variable later

   198 	QString r;

   199 	ok=true;

   200 	QString p=paramList[index];

   201 	if (p=="true" || p=="1")

   202 		return true;

   203 	else if	(p=="false" || p=="0")

   204 		return false;

   205 	ok=false;

   206 	return ok;

   207 }

   208 

   209 QColor API::parColor(bool &ok,const int &index)

   210 {

   211 	// return the QColor at index

   212 	ok=true;

   213 	return QColor (paramList[index]);

   214 }

   215
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