mirror of https://github.com/axmolengine/axmol.git
447 lines
11 KiB
C++
447 lines
11 KiB
C++
/****************************************************************************
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Copyright (c) 2012 - 2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCDictionary.h"
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#include "CCString.h"
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#include "CCInteger.h"
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#include "platform/CCFileUtils.h"
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using namespace std;
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NS_CC_BEGIN
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// -----------------------------------------------------------------------
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// DictElement
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DictElement::DictElement(const char* pszKey, Object* pObject)
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{
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CCASSERT(pszKey && strlen(pszKey) > 0, "Invalid key value.");
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_intKey = 0;
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const char* pStart = pszKey;
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size_t len = strlen(pszKey);
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if (len > MAX_KEY_LEN )
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{
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char* pEnd = (char*)&pszKey[len-1];
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pStart = pEnd - (MAX_KEY_LEN-1);
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}
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strcpy(_strKey, pStart);
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_object = pObject;
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memset(&hh, 0, sizeof(hh));
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}
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DictElement::DictElement(intptr_t iKey, Object* pObject)
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{
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_strKey[0] = '\0';
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_intKey = iKey;
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_object = pObject;
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memset(&hh, 0, sizeof(hh));
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}
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DictElement::~DictElement()
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{
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}
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// -----------------------------------------------------------------------
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// Dictionary
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Dictionary::Dictionary()
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: _elements(NULL)
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, _dictType(kDictUnknown)
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{
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}
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Dictionary::~Dictionary()
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{
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removeAllObjects();
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}
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unsigned int Dictionary::count()
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{
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return HASH_COUNT(_elements);
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}
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Array* Dictionary::allKeys()
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{
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int iKeyCount = this->count();
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if (iKeyCount <= 0) return NULL;
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Array* pArray = Array::createWithCapacity(iKeyCount);
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DictElement *pElement, *tmp;
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if (_dictType == kDictStr)
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{
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HASH_ITER(hh, _elements, pElement, tmp)
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{
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String* pOneKey = new String(pElement->_strKey);
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pArray->addObject(pOneKey);
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CC_SAFE_RELEASE(pOneKey);
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}
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}
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else if (_dictType == kDictInt)
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{
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HASH_ITER(hh, _elements, pElement, tmp)
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{
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Integer* pOneKey = new Integer(pElement->_intKey);
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pArray->addObject(pOneKey);
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CC_SAFE_RELEASE(pOneKey);
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}
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}
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return pArray;
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}
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Array* Dictionary::allKeysForObject(Object* object)
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{
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int iKeyCount = this->count();
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if (iKeyCount <= 0) return NULL;
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Array* pArray = Array::create();
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DictElement *pElement, *tmp;
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if (_dictType == kDictStr)
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{
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HASH_ITER(hh, _elements, pElement, tmp)
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{
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if (object == pElement->_object)
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{
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String* pOneKey = new String(pElement->_strKey);
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pArray->addObject(pOneKey);
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CC_SAFE_RELEASE(pOneKey);
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}
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}
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}
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else if (_dictType == kDictInt)
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{
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HASH_ITER(hh, _elements, pElement, tmp)
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{
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if (object == pElement->_object)
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{
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Integer* pOneKey = new Integer(pElement->_intKey);
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pArray->addObject(pOneKey);
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CC_SAFE_RELEASE(pOneKey);
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}
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}
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}
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return pArray;
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}
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Object* Dictionary::objectForKey(const std::string& key)
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{
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// if dictionary wasn't initialized, return NULL directly.
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if (_dictType == kDictUnknown) return NULL;
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// Dictionary only supports one kind of key, string or integer.
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// This method uses string as key, therefore we should make sure that the key type of this Dictionary is string.
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CCASSERT(_dictType == kDictStr, "this dictionary does not use string as key.");
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Object* pRetObject = NULL;
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DictElement *pElement = NULL;
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HASH_FIND_STR(_elements, key.c_str(), pElement);
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if (pElement != NULL)
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{
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pRetObject = pElement->_object;
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}
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return pRetObject;
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}
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Object* Dictionary::objectForKey(intptr_t key)
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{
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// if dictionary wasn't initialized, return NULL directly.
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if (_dictType == kDictUnknown) return NULL;
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// Dictionary only supports one kind of key, string or integer.
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// This method uses integer as key, therefore we should make sure that the key type of this Dictionary is integer.
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CCASSERT(_dictType == kDictInt, "this dictionary does not use integer as key.");
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Object* pRetObject = NULL;
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DictElement *pElement = NULL;
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HASH_FIND_PTR(_elements, &key, pElement);
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if (pElement != NULL)
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{
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pRetObject = pElement->_object;
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}
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return pRetObject;
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}
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const String* Dictionary::valueForKey(const std::string& key)
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{
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String* pStr = dynamic_cast<String*>(objectForKey(key));
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if (pStr == NULL)
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{
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pStr = String::create("");
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}
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return pStr;
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}
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const String* Dictionary::valueForKey(intptr_t key)
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{
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String* pStr = dynamic_cast<String*>(objectForKey(key));
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if (pStr == NULL)
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{
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pStr = String::create("");
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}
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return pStr;
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}
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void Dictionary::setObject(Object* pObject, const std::string& key)
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{
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CCASSERT(key.length() > 0 && pObject != NULL, "Invalid Argument!");
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if (_dictType == kDictUnknown)
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{
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_dictType = kDictStr;
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}
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CCASSERT(_dictType == kDictStr, "this dictionary doesn't use string as key.");
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DictElement *pElement = NULL;
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HASH_FIND_STR(_elements, key.c_str(), pElement);
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if (pElement == NULL)
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{
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setObjectUnSafe(pObject, key);
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}
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else if (pElement->_object != pObject)
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{
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Object* pTmpObj = pElement->_object;
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pTmpObj->retain();
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removeObjectForElememt(pElement);
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setObjectUnSafe(pObject, key);
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pTmpObj->release();
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}
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}
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void Dictionary::setObject(Object* pObject, intptr_t key)
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{
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CCASSERT(pObject != NULL, "Invalid Argument!");
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if (_dictType == kDictUnknown)
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{
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_dictType = kDictInt;
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}
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CCASSERT(_dictType == kDictInt, "this dictionary doesn't use integer as key.");
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DictElement *pElement = NULL;
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HASH_FIND_PTR(_elements, &key, pElement);
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if (pElement == NULL)
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{
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setObjectUnSafe(pObject, key);
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}
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else if (pElement->_object != pObject)
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{
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Object* pTmpObj = pElement->_object;
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pTmpObj->retain();
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removeObjectForElememt(pElement);
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setObjectUnSafe(pObject, key);
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pTmpObj->release();
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}
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}
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void Dictionary::removeObjectForKey(const std::string& key)
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{
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if (_dictType == kDictUnknown)
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{
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return;
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}
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CCASSERT(_dictType == kDictStr, "this dictionary doesn't use string as its key");
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CCASSERT(key.length() > 0, "Invalid Argument!");
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DictElement *pElement = NULL;
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HASH_FIND_STR(_elements, key.c_str(), pElement);
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removeObjectForElememt(pElement);
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}
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void Dictionary::removeObjectForKey(intptr_t key)
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{
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if (_dictType == kDictUnknown)
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{
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return;
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}
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CCASSERT(_dictType == kDictInt, "this dictionary doesn't use integer as its key");
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DictElement *pElement = NULL;
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HASH_FIND_PTR(_elements, &key, pElement);
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removeObjectForElememt(pElement);
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}
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void Dictionary::setObjectUnSafe(Object* pObject, const std::string& key)
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{
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pObject->retain();
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DictElement* pElement = new DictElement(key.c_str(), pObject);
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HASH_ADD_STR(_elements, _strKey, pElement);
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}
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void Dictionary::setObjectUnSafe(Object* pObject, const intptr_t key)
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{
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pObject->retain();
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DictElement* pElement = new DictElement(key, pObject);
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HASH_ADD_PTR(_elements, _intKey, pElement);
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}
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void Dictionary::removeObjectsForKeys(Array* pKeyArray)
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{
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Object* pObj = NULL;
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CCARRAY_FOREACH(pKeyArray, pObj)
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{
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String* pStr = static_cast<String*>(pObj);
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removeObjectForKey(pStr->getCString());
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}
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}
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void Dictionary::removeObjectForElememt(DictElement* pElement)
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{
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if (pElement != NULL)
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{
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HASH_DEL(_elements, pElement);
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pElement->_object->release();
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CC_SAFE_DELETE(pElement);
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}
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}
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void Dictionary::removeAllObjects()
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{
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DictElement *pElement, *tmp;
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HASH_ITER(hh, _elements, pElement, tmp)
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{
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HASH_DEL(_elements, pElement);
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pElement->_object->release();
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CC_SAFE_DELETE(pElement);
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}
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}
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Object* Dictionary::randomObject()
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{
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if (_dictType == kDictUnknown)
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{
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return NULL;
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}
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Object* key = allKeys()->randomObject();
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if (_dictType == kDictInt)
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{
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return objectForKey( static_cast<Integer*>(key)->getValue());
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}
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else if (_dictType == kDictStr)
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{
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return objectForKey( static_cast<String*>(key)->getCString());
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}
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else
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{
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return NULL;
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}
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}
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Dictionary* Dictionary::create()
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{
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Dictionary* pRet = new Dictionary();
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if (pRet != NULL)
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{
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pRet->autorelease();
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}
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return pRet;
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}
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Dictionary* Dictionary::createWithDictionary(Dictionary* srcDict)
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{
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return srcDict->clone();
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}
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Dictionary* Dictionary::createWithContentsOfFileThreadSafe(const char *pFileName)
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{
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return FileUtils::getInstance()->createDictionaryWithContentsOfFile(pFileName);
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}
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void Dictionary::acceptVisitor(DataVisitor &visitor)
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{
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return visitor.visit(this);
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}
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Dictionary* Dictionary::createWithContentsOfFile(const char *pFileName)
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{
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Dictionary* pRet = createWithContentsOfFileThreadSafe(pFileName);
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pRet->autorelease();
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return pRet;
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}
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bool Dictionary::writeToFile(const char *fullPath)
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{
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return FileUtils::getInstance()->writeToFile(this, fullPath);
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}
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Dictionary* Dictionary::clone() const
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{
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Dictionary* newDict = new Dictionary();
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newDict->autorelease();
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DictElement* element = NULL;
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Object* tmpObj = NULL;
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Clonable* obj = NULL;
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if (_dictType == kDictInt)
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{
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CCDICT_FOREACH(this, element)
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{
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obj = dynamic_cast<Clonable*>(element->getObject());
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if (obj)
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{
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tmpObj = dynamic_cast<Object*>(obj->clone());
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if (tmpObj)
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{
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newDict->setObject(tmpObj, element->getIntKey());
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}
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}
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else
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{
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CCLOGWARN("%s isn't clonable.", typeid(*element->getObject()).name());
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}
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}
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}
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else if (_dictType == kDictStr)
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{
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CCDICT_FOREACH(this, element)
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{
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obj = dynamic_cast<Clonable*>(element->getObject());
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if (obj)
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{
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tmpObj = dynamic_cast<Object*>(obj->clone());
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if (tmpObj)
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{
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newDict->setObject(tmpObj, element->getStrKey());
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}
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}
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else
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{
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CCLOGWARN("%s isn't clonable.", typeid(*element->getObject()).name());
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}
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}
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}
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return newDict;
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}
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NS_CC_END
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