本文整理汇总了C++中Pathname::exists方法的典型用法代码示例。如果您正苦于以下问题：C++ Pathname::exists方法的具体用法？C++ Pathname::exists怎么用？C++ Pathname::exists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Pathname的用法示例。
在下文中一共展示了Pathname::exists方法的1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: runtime_error
SpriteData::SpriteData(const Pathname& pathname) :
actions()
{
if (pathname.exists())
{
const std::string ext = pathname.get_extension();
if (ext == "sprite")
{
FileReader reader = FileReader::parse(pathname);
if(reader.get_name() != "sprite") {
std::ostringstream msg;
msg << "File " << pathname << " is not a windstille sprite";
throw std::runtime_error(msg.str());
}
parse(pathname.get_dirname(), reader);
}
else if (ext == "png" || ext == "jpg")
{
std::auto_ptr<SpriteAction> action(new SpriteAction());
action->name = "default";
action->speed = 1.0;
action->scale = 1.0f;
action->offset = Vector2f(0, 0);
action->surfaces.push_back(Surface::create(pathname));
actions.push_back(action.release());
}
else
{
std::ostringstream str;
str << "Sprite " << pathname << " has unknown suffix: '" << ext << "'";
throw std::runtime_error(str.str());
}
}
else if (pathname.get_raw_path().length() > std::string(".sprite").length())
{ // If sprite file is not found, we search for a file with the
// same name ending in .png
Pathname pngfile(pathname.get_raw_path().substr(0, pathname.get_raw_path().length() - std::string(".sprite").length()) + ".png",
pathname.get_type());
if (pngfile.exists())
{
std::auto_ptr<SpriteAction> action(new SpriteAction);
action->name = "default";
action->speed = 1.0;
action->scale = 1.0f;
action->offset = Vector2f(0, 0);
action->surfaces.push_back(Surface::create(pngfile));
actions.push_back(action.release());
}
else
{
std::ostringstream str;
str << "Couldn't find " << pngfile;
throw std::runtime_error(str.str());
}
}
else
{
std::ostringstream str;
str << "Couldn't find " << pathname;
throw std::runtime_error(str.str());
}
}