mirror of
https://github.com/NGSolve/netgen.git
synced 2024-12-27 06:10:34 +05:00
81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
#ifndef WRITEUSER
|
|
#define WRITEUSER
|
|
|
|
/**************************************************************************/
|
|
/* File: writeuser.hh */
|
|
/* Authors: many */
|
|
/* Date: 10. Dec. 97 */
|
|
/**************************************************************************/
|
|
|
|
#include <filesystem>
|
|
#include <functional>
|
|
#include <optional>
|
|
|
|
#include <meshing.hpp>
|
|
|
|
namespace netgen {
|
|
|
|
using namespace std::filesystem;
|
|
|
|
typedef std::function<void (const Mesh & mesh, const filesystem::path & filename)> FWrite;
|
|
typedef std::function<void (Mesh & mesh, const filesystem::path & filename)> FRead;
|
|
typedef std::function<bool (const filesystem::path & filename)> FTest;
|
|
|
|
struct UserFormatRegister {
|
|
struct UserFormatEntry {
|
|
string format;
|
|
Array<string> extensions;
|
|
optional<FRead> read;
|
|
optional<FWrite> write;
|
|
};
|
|
DLL_HEADER static Array<UserFormatEntry> entries;
|
|
DLL_HEADER static std::map<string, int> format_to_entry_index;
|
|
|
|
static void Register(UserFormatEntry && entry) {
|
|
format_to_entry_index[entry.format] = entries.Size();
|
|
entries.Append( std::move(entry) );
|
|
}
|
|
|
|
static const bool HaveFormat(string format) {
|
|
return format_to_entry_index.count(format) > 0;
|
|
}
|
|
static const UserFormatEntry & Get(string format) {
|
|
return entries[format_to_entry_index[format]];
|
|
}
|
|
|
|
template<typename TFunc>
|
|
static void IterateFormats(TFunc func, bool need_read=false, bool need_write=false) {
|
|
Array<string> import_formats;
|
|
for(const auto & e: entries)
|
|
if((!need_read || e.read) && (!need_write || e.write))
|
|
import_formats.Append(e.format);
|
|
QuickSort(import_formats);
|
|
for(auto format : import_formats)
|
|
func(entries[format_to_entry_index[format]]);
|
|
}
|
|
|
|
};
|
|
|
|
struct RegisterUserFormat {
|
|
RegisterUserFormat(string format, Array<string> extensions, optional<FRead> read, optional<FWrite> write, FTest ftest = [](const filesystem::path & ){return true;})
|
|
{
|
|
UserFormatRegister::Register({format, std::move(extensions), std::move(read), std::move(write)});
|
|
}
|
|
};
|
|
|
|
DLL_HEADER void ReadFile(Mesh & mesh, const filesystem::path & filename);
|
|
DLL_HEADER void ReadUserFormat(Mesh & mesh, const filesystem::path & filename, const string & format = "");
|
|
|
|
|
|
extern bool DLL_HEADER WriteUserFormat (const string & format,
|
|
const Mesh & mesh,
|
|
const filesystem::path & filename);
|
|
|
|
extern void DLL_HEADER RegisterUserFormats (NgArray<const char*> & names,
|
|
NgArray<const char*> & extensions);
|
|
|
|
}
|
|
|
|
#endif
|
|
|