本文整理汇总了C++中FileUtils::isFileExist方法的典型用法代码示例。如果您正苦于以下问题：C++ FileUtils::isFileExist方法的具体用法？C++ FileUtils::isFileExist怎么用？C++ FileUtils::isFileExist使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FileUtils的用法示例。
在下文中一共展示了FileUtils::isFileExist方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: executeScriptFile
int LuaStack::executeScriptFile(const char* filename)
{
CCAssert(filename, "CCLuaStack::executeScriptFile() - invalid filename");
static const std::string BYTECODE_FILE_EXT = ".luac";
static const std::string NOT_BYTECODE_FILE_EXT = ".lua";
std::string buf(filename);
//
// remove .lua or .luac
//
size_t pos = buf.rfind(BYTECODE_FILE_EXT);
if (pos != std::string::npos)
{
buf = buf.substr(0, pos);
}
else
{
pos = buf.rfind(NOT_BYTECODE_FILE_EXT);
if (pos == buf.length() - NOT_BYTECODE_FILE_EXT.length())
{
buf = buf.substr(0, pos);
}
}
FileUtils *utils = FileUtils::getInstance();
//
// 1. check .lua suffix
// 2. check .luac suffix
//
std::string tmpfilename = buf + NOT_BYTECODE_FILE_EXT;
if (utils->isFileExist(tmpfilename))
{
buf = tmpfilename;
}
else
{
tmpfilename = buf + BYTECODE_FILE_EXT;
if (utils->isFileExist(tmpfilename))
{
buf = tmpfilename;
}
}
std::string fullPath = utils->fullPathForFilename(buf);
Data data = utils->getDataFromFile(fullPath);
int rn = 0;
if (!data.isNull())
{
if (luaLoadBuffer(_state, (const char*)data.getBytes(), (int)data.getSize(), fullPath.c_str()) == 0)
{
rn = executeFunction(0);
}
}
return rn;
}示例2:
void GameNode3DReader::setPropsWithFlatBuffers(cocos2d::Node *node,
const flatbuffers::Table* node3DOptions)
{
auto options = (GameNode3DOption*)node3DOptions;
std::string name = options->name()->c_str();
node->setName(name);
_sceneBrushInstance = nullptr;
bool skyBoxEnabled = options->skyBoxEnabled() != 0;
if (skyBoxEnabled)
{
std::string leftFileData = options->leftFileData()->path()->c_str();
std::string rightFileData = options->rightFileData()->path()->c_str();
std::string upFileData = options->upFileData()->path()->c_str();
std::string downFileData = options->downFileData()->path()->c_str();
std::string forwardFileData = options->forwardFileData()->path()->c_str();
std::string backFileData = options->backFileData()->path()->c_str();
FileUtils *fileUtils = FileUtils::getInstance();
if (fileUtils->isFileExist(leftFileData)
&& fileUtils->isFileExist(rightFileData)
&& fileUtils->isFileExist(upFileData)
&& fileUtils->isFileExist(downFileData)
&& fileUtils->isFileExist(forwardFileData)
&& fileUtils->isFileExist(backFileData))
{
_sceneBrushInstance = CameraBackgroundSkyBoxBrush::create(leftFileData, rightFileData, upFileData, downFileData, forwardFileData, backFileData);
}
}
std::string customProperty = options->customProperty()->c_str();
ComExtensionData* extensionData = ComExtensionData::create();
extensionData->setCustomProperty(customProperty);
if (node->getComponent(ComExtensionData::COMPONENT_NAME))
{
node->removeComponent(ComExtensionData::COMPONENT_NAME);
}
node->addComponent(extensionData);
bool useDefaultLight = options->useDefaultLight();
if (useDefaultLight)
{
AmbientLight* defaultLight = AmbientLight::create(Color3B::WHITE);
defaultLight->setIntensity(0.5f);
node->addChild(defaultLight);
}
}示例3: setPropsWithFlatBuffers
void UserCameraReader::setPropsWithFlatBuffers(cocos2d::Node *node,
const flatbuffers::Table* userCameraDOptions)
{
auto options = (UserCameraOptions*)userCameraDOptions;
Camera* camera = static_cast<Camera*>(node);
int cameraFlag = options->cameraFlag();
auto node3DReader = Node3DReader::getInstance();
node3DReader->setPropsWithFlatBuffers(node, (Table*)(options->node3DOption()));
bool skyBoxEnabled = options->skyBoxEnabled() != 0;
if (skyBoxEnabled)
{
std::string leftFileData = options->leftFileData()->path()->c_str();
std::string rightFileData = options->rightFileData()->path()->c_str();
std::string upFileData = options->upFileData()->path()->c_str();
std::string downFileData = options->downFileData()->path()->c_str();
std::string forwardFileData = options->forwardFileData()->path()->c_str();
std::string backFileData = options->backFileData()->path()->c_str();
FileUtils *fileUtils = FileUtils::getInstance();
if (fileUtils->isFileExist(leftFileData)
&& fileUtils->isFileExist(rightFileData)
&& fileUtils->isFileExist(upFileData)
&& fileUtils->isFileExist(downFileData)
&& fileUtils->isFileExist(forwardFileData)
&& fileUtils->isFileExist(backFileData))
{
CameraBackgroundSkyBoxBrush* brush = CameraBackgroundSkyBoxBrush::create(leftFileData, rightFileData, upFileData, downFileData, forwardFileData, backFileData);
camera->setBackgroundBrush(brush);
}
else
{
if (GameNode3DReader::getSceneBrushInstance() != nullptr)
camera->setBackgroundBrush(GameNode3DReader::getSceneBrushInstance());
}
}
else
{
if (GameNode3DReader::getSceneBrushInstance() != nullptr)
camera->setBackgroundBrush(GameNode3DReader::getSceneBrushInstance());
}
}示例4: filename
int cocos2dx_lua_loader(lua_State *L)
{
static const std::string BYTECODE_FILE_EXT = ".luac";
static const std::string NOT_BYTECODE_FILE_EXT = ".lua";
std::string filename(luaL_checkstring(L, 1));
size_t pos = filename.rfind(BYTECODE_FILE_EXT);
if (pos != std::string::npos)
{
filename = filename.substr(0, pos);
}
else
{
pos = filename.rfind(NOT_BYTECODE_FILE_EXT);
if (pos == filename.length() - NOT_BYTECODE_FILE_EXT.length())
{
filename = filename.substr(0, pos);
}
}
pos = filename.find_first_of(".");
while (pos != std::string::npos)
{
filename.replace(pos, 1, "/");
pos = filename.find_first_of(".");
}
// search file in package.path
unsigned char* chunk = nullptr;
ssize_t chunkSize = 0;
std::string chunkName;
FileUtils* utils = FileUtils::getInstance();
lua_getglobal(L, "package");
lua_getfield(L, -1, "path");
std::string searchpath(lua_tostring(L, -1));
lua_pop(L, 1);
size_t begin = 0;
size_t next = searchpath.find_first_of(";", 0);
do
{
if (next == std::string::npos)
next = searchpath.length();
std::string prefix = searchpath.substr(begin, next);
if (prefix[0] == '.' && prefix[1] == '/')
{
prefix = prefix.substr(2);
}
/// LZU
/// Change loading to support path like './?/init.lua'
/*
pos = prefix.find("?.lua");
chunkName = prefix.substr(0, pos) + filename + BYTECODE_FILE_EXT;
*/
pos = prefix.find("?");
prefix = prefix.substr(0,pos) + filename + prefix.substr(pos+1);
pos = prefix.find(".lua");
chunkName = prefix.substr(0,pos) + BYTECODE_FILE_EXT;
/// END LZU
if (utils->isFileExist(chunkName))
{
chunk = utils->getFileData(chunkName.c_str(), "rb", &chunkSize);
break;
}
else
{
/// LZU
chunkName = prefix.substr(0,pos) + NOT_BYTECODE_FILE_EXT;
// chunkName = prefix.substr(0, pos) + filename + NOT_BYTECODE_FILE_EXT;
/// END LZU
if (utils->isFileExist(chunkName))
{
chunk = utils->getFileData(chunkName.c_str(), "rb", &chunkSize);
break;
}
}
begin = next + 1;
next = searchpath.find_first_of(";", begin);
} while (begin < (int)searchpath.length());
if (chunk)
{
LuaStack* stack = LuaEngine::getInstance()->getLuaStack();
stack->luaLoadBuffer(L, (char*)chunk, (int)chunkSize, chunkName.c_str());
free(chunk);
}
else
{
CCLOG("can not get file data of %s", chunkName.c_str());
return 0;
}
return 1;
}