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//
// Fluid Project File Reader header for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2025 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#ifndef FLUID_IO_PROJECT_READER_H
#define FLUID_IO_PROJECT_READER_H
#include "nodes/Node.h"
#include <FL/fl_attr.h>
#include <stdio.h>
class Node;
class Project;
extern int fdesign_flip;
int read_file(Project &proj, const char *, int merge, Strategy strategy=Strategy::FROM_FILE_AS_LAST_CHILD);
class Project_Reader
{
protected:
/// Link Project_Reader class to the project.
Project &proj_;
/// Project input file
FILE *fin = 0;
/// Number of most recently read line
int lineno = 0;
/// Pointer to the file path and name (not copied!)
const char *fname = 0;
/// Expanding buffer to store the most recently read word
char *buffer = 0;
/// Exact size of the expanding buffer in bytes
int buflen = 0;
void expand_buffer(int length);
int nextchar() { for (;;) { int ret = fgetc(fin); if (ret!='\r') return ret; } }
public:
/// Holds the file version number after reading the "version" tag
double read_version = 0.0;
public:
Project_Reader(Project &proj);
~Project_Reader();
int open_read(const char *s);
int close_read();
const char *filename_name();
int read_quoted();
Node *read_children(Node *p, int merge, Strategy strategy, char skip_options=0);
int read_project(const char *, int merge, Strategy strategy=Strategy::FROM_FILE_AS_LAST_CHILD);
void read_error(const char *format, ...);
const char *read_word(int wantbrace = 0);
int read_int();
int read_fdesign_line(const char*& name, const char*& value);
void read_fdesign();
};
#endif // FLUID_IO_PROJECT_READER_H
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