axmol/plugin/protocols/platform/ios/PluginUtilsIOS.mm

/****************************************************************************
Copyright (c) 2012-2013 cocos2d-x.org

http://www.cocos2d-x.org

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#include "PluginUtilsIOS.h"
#include <map>
#import <objc/runtime.h>

namespace cocos2d { namespace plugin {

bool PluginUtilsIOS::initOCPlugin(PluginProtocol* pPlugin, const char* className)
{
	return_val_if_fails(className != NULL && strlen(className) > 0, false);
	bool bRet = false;

    NSString* name = [NSString stringWithUTF8String:className];
    id obj = [[NSClassFromString(name) alloc] init];
    if (obj != nil)
    {
        PluginOCData* pData = new PluginOCData();
        pData->obj = obj;
        pData->className = className;
        PluginUtilsIOS::setPluginOCData(pPlugin, pData);
        bRet = true;
    }

	return bRet;
}

std::map<PluginProtocol*, PluginOCData*> s_PluginOCObjMap;
std::map<id, PluginProtocol*> s_OCObjPluginMap;

typedef std::map<PluginProtocol*, PluginOCData*>::iterator OCObjMapIter;
typedef std::map<id, PluginProtocol*>::iterator OCObjPluginMapIter;

PluginOCData* PluginUtilsIOS::getPluginOCData(PluginProtocol* pKeyObj)
{
    PluginOCData* ret = NULL;
    OCObjMapIter it = s_PluginOCObjMap.find(pKeyObj);
    if (it != s_PluginOCObjMap.end()) {
        ret = it->second;
    }

    return ret;
}

PluginProtocol* PluginUtilsIOS::getPluginPtr(id obj)
{
	PluginProtocol* ret = NULL;
	OCObjPluginMapIter it = s_OCObjPluginMap.find(obj);
	if (it != s_OCObjPluginMap.end()) {
		ret = it->second;
	}

	return ret;
}

void PluginUtilsIOS::setPluginOCData(PluginProtocol* pKeyObj, PluginOCData* pData)
{
    erasePluginOCData(pKeyObj);
    s_PluginOCObjMap.insert(std::pair<PluginProtocol*, PluginOCData*>(pKeyObj, pData));
    s_OCObjPluginMap.insert(std::pair<id, PluginProtocol*>(pData->obj, pKeyObj));
}

void PluginUtilsIOS::erasePluginOCData(PluginProtocol* pKeyObj)
{
    OCObjMapIter it = s_PluginOCObjMap.find(pKeyObj);
    if (it != s_PluginOCObjMap.end()) {
        PluginOCData* pData = it->second;
        if (pData != NULL)
        {
            id jobj = pData->obj;

            OCObjPluginMapIter pluginIt = s_OCObjPluginMap.find(jobj);
            if (pluginIt != s_OCObjPluginMap.end())
            {
            	s_OCObjPluginMap.erase(pluginIt);
            }

            [jobj release];
            delete pData;
        }
        s_PluginOCObjMap.erase(it);
    }
}

NSMutableDictionary* PluginUtilsIOS::createDictFromMap(std::map<std::string, std::string>* paramMap)
{
    if (NULL == paramMap)
    {
        return nil;
    }

    NSMutableDictionary* dict = [NSMutableDictionary dictionary];
    std::map<std::string, std::string>::const_iterator it;
    for (it = paramMap->begin(); it != paramMap->end(); ++it)
    {
        NSString* pKey = [NSString stringWithUTF8String:it->first.c_str()];
        NSString* pValue = [NSString stringWithUTF8String:it->second.c_str()];
        [dict setValue:pValue forKey:pKey];
    }
    
    return dict;
}

void PluginUtilsIOS::callOCFunctionWithName(PluginProtocol* pPlugin, const char* funcName)
{
    return_if_fails(funcName != NULL && strlen(funcName) > 0);

    PluginOCData* pData = PluginUtilsIOS::getPluginOCData(pPlugin);
    if (pData) {
        id pOCObj = pData->obj;
        NSString* strFuncName = [NSString stringWithUTF8String:funcName];
        SEL selector = NSSelectorFromString(strFuncName);

        const char* className = class_getName([pOCObj class]);
        NSString* strClassName = [NSString stringWithUTF8String:className];
        if ([pOCObj respondsToSelector:selector]) {
            [pOCObj performSelector:selector];
            NSLog(@"Function '%@' in class '%@' invoked", strFuncName, strClassName);
        } else {
            NSLog(@"Can't find function '%@' in class '%@'", strFuncName, strClassName);
        }
    } else {
        printf("Can't find function '%s' in plugin %p", funcName, pPlugin);
    }
}

void PluginUtilsIOS::callOCFunctionWithName_Object(PluginProtocol* pPlugin, const char* funcName, id obj)
{
    return_if_fails(funcName != NULL && strlen(funcName) > 0);
    
    PluginOCData* pData = PluginUtilsIOS::getPluginOCData(pPlugin);
    if (pData) {
        id pOCObj = pData->obj;
        NSString* strFuncName = [NSString stringWithUTF8String:funcName];
        SEL selector = NSSelectorFromString(strFuncName);
        
        const char* className = class_getName([pOCObj class]);
        NSString* strClassName = [NSString stringWithUTF8String:className];
        if ([pOCObj respondsToSelector:selector]) {
            [pOCObj performSelector:selector withObject:obj];
            NSLog(@"Function '%@' in class '%@' invoked", strFuncName, strClassName);
        } else {
            NSLog(@"Can't find function '%@' in class '%@'", strFuncName, strClassName);
        }
    } else {
        printf("Can't find function '%s' in plugin %p", funcName, pPlugin);
    }
}

}}// namespace cocos2d { namespace plugin {