/**************************************************************************** Copyright (c) 2010 cocos2d-x.org http://www.cocos2d-x.org Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ****************************************************************************/ #include "CCNS.h" #include #include #include #include using namespace std; NS_CC_BEGIN typedef std::vector strArray; // string toolkit static inline void split(std::string src, const char* token, strArray& vect) { int nend=0; int nbegin=0; while(nend != -1) { nend = src.find(token, nbegin); if(nend == -1) vect.push_back(src.substr(nbegin, src.length()-nbegin)); else vect.push_back(src.substr(nbegin, nend-nbegin)); nbegin = nend + strlen(token); } } // first, judge whether the form of the string like this: {x,y} // if the form is right,the string will be split into the parameter strs; // or the parameter strs will be empty. // if the form is right return true,else return false. static bool splitWithForm(const std::string& str, strArray& strs) { bool bRet = false; do { CC_BREAK_IF(str.empty()); // string is empty std::string content = str; CC_BREAK_IF(content.length() == 0); int nPosLeft = content.find('{'); int nPosRight = content.find('}'); // don't have '{' and '}' CC_BREAK_IF(nPosLeft == (int)std::string::npos || nPosRight == (int)std::string::npos); // '}' is before '{' CC_BREAK_IF(nPosLeft > nPosRight); std::string pointStr = content.substr(nPosLeft + 1, nPosRight - nPosLeft - 1); // nothing between '{' and '}' CC_BREAK_IF(pointStr.length() == 0); int nPos1 = pointStr.find('{'); int nPos2 = pointStr.find('}'); // contain '{' or '}' CC_BREAK_IF(nPos1 != (int)std::string::npos || nPos2 != (int)std::string::npos); split(pointStr, ",", strs); if (strs.size() != 2 || strs[0].length() == 0 || strs[1].length() == 0) { strs.clear(); break; } bRet = true; } while (0); return bRet; } // implement the functions Rect RectFromString(const std::string& str) { Rect result = Rect::ZERO; do { CC_BREAK_IF(str.empty()); std::string content = str; // find the first '{' and the third '}' int nPosLeft = content.find('{'); int nPosRight = content.find('}'); for (int i = 1; i < 3; ++i) { if (nPosRight == (int)std::string::npos) { break; } nPosRight = content.find('}', nPosRight + 1); } CC_BREAK_IF(nPosLeft == (int)std::string::npos || nPosRight == (int)std::string::npos); content = content.substr(nPosLeft + 1, nPosRight - nPosLeft - 1); int nPointEnd = content.find('}'); CC_BREAK_IF(nPointEnd == (int)std::string::npos); nPointEnd = content.find(',', nPointEnd); CC_BREAK_IF(nPointEnd == (int)std::string::npos); // get the point string and size string std::string pointStr = content.substr(0, nPointEnd); std::string sizeStr = content.substr(nPointEnd + 1, content.length() - nPointEnd); // split the string with ',' strArray pointInfo; CC_BREAK_IF(!splitWithForm(pointStr.c_str(), pointInfo)); strArray sizeInfo; CC_BREAK_IF(!splitWithForm(sizeStr.c_str(), sizeInfo)); float x = (float) atof(pointInfo[0].c_str()); float y = (float) atof(pointInfo[1].c_str()); float width = (float) atof(sizeInfo[0].c_str()); float height = (float) atof(sizeInfo[1].c_str()); result = Rect(x, y, width, height); } while (0); return result; } Point PointFromString(const std::string& str) { Point ret = Point::ZERO; do { strArray strs; CC_BREAK_IF(!splitWithForm(str, strs)); float x = (float) atof(strs[0].c_str()); float y = (float) atof(strs[1].c_str()); ret = Point(x, y); } while (0); return ret; } Size SizeFromString(const std::string& pszContent) { Size ret = Size::ZERO; do { strArray strs; CC_BREAK_IF(!splitWithForm(pszContent, strs)); float width = (float) atof(strs[0].c_str()); float height = (float) atof(strs[1].c_str()); ret = Size(width, height); } while (0); return ret; } NS_CC_END