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/////////////////////////////////////////////////////////////////////////////
// Name: jsonwriter.h
// Purpose: the generator of JSON text from a JSON value
// Author: Luciano Cattani
// Created: 2007/09/15
// RCS-ID: $Id: jsonwriter.h,v 1.4 2008/03/03 19:05:45 luccat Exp $
// Copyright: (c) 2007 Luciano Cattani
// Licence: wxWidgets licence
/////////////////////////////////////////////////////////////////////////////
#if !defined(_WX_JSONWRITER_H)
#define _WX_JSONWRITER_H
#ifdef __GNUG_
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma interface "jsonwriter.h"
#pragma clang diagnostic pop
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include <wx/wxprec.h>
#ifdef __BORLANDC__
#pragma hdrstop
#endif
// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all "standard" wxWidgets headers)
#ifndef WX_PRECOMP
#include <wx/stream.h>
#include <wx/string.h>
#endif
#include <string>
#include "json_defs.h"
#include "jsonval.h"
enum {
wxJSONWRITER_NONE = 0,
wxJSONWRITER_STYLED = 1,
wxJSONWRITER_WRITE_COMMENTS = 2,
wxJSONWRITER_COMMENTS_BEFORE = 4,
wxJSONWRITER_COMMENTS_AFTER = 8,
wxJSONWRITER_SPLIT_STRING = 16,
wxJSONWRITER_NO_LINEFEEDS = 32,
wxJSONWRITER_ESCAPE_SOLIDUS = 64,
wxJSONWRITER_MULTILINE_STRING = 128,
wxJSONWRITER_RECOGNIZE_UNSIGNED = 256,
wxJSONWRITER_TAB_INDENT = 512,
wxJSONWRITER_NO_INDENTATION = 1024,
wxJSONWRITER_NOUTF8_STREAM = 2048,
wxJSONWRITER_MEMORYBUFF = 4096
};
// class declaration
class WXDLLIMPEXP_JSON wxJSONWriter {
public:
explicit wxJSONWriter(int style = wxJSONWRITER_STYLED, int indent = 0, int step = 3);
~wxJSONWriter();
void Write(const wxJSONValue& value, wxString& str);
void Write(const wxJSONValue& value, wxOutputStream& os);
void SetDoubleFmtString(const char* fmt);
protected:
int DoWrite(wxOutputStream& os, const wxJSONValue& value, const wxString* key, bool comma);
int WriteIndent(wxOutputStream& os);
int WriteIndent(wxOutputStream& os, int num);
bool IsSpace(wxChar ch);
bool IsPunctuation(wxChar ch);
int WriteString(wxOutputStream& os, const wxString& str);
int WriteStringValue(wxOutputStream& os, const wxString& str);
int WriteNullValue(wxOutputStream& os);
int WriteIntValue(wxOutputStream& os, const wxJSONValue& v);
int WriteUIntValue(wxOutputStream& os, const wxJSONValue& v);
int WriteBoolValue(wxOutputStream& os, const wxJSONValue& v);
int WriteDoubleValue(wxOutputStream& os, const wxJSONValue& v);
int WriteMemoryBuff(wxOutputStream& os, const wxMemoryBuffer& buff);
int WriteInvalid(wxOutputStream& os);
int WriteSeparator(wxOutputStream& os);
int WriteKey(wxOutputStream& os, const wxString& key);
int WriteComment(wxOutputStream& os, const wxJSONValue& value, bool indent);
int WriteError(const wxString& err);
private:
//! The style flag is a combination of wxJSONWRITER_(something) constants.
int m_style;
//! The initial indentation value, in number of spaces.
int m_indent;
//! The indentation increment, in number of spaces.
int m_step;
//! JSON value objects can be nested; this is the level of annidation (used internally).
int m_level;
// The line number when printing JSON text output (not yet used)
int m_lineNo;
// The column number when printing JSON text output
int m_colNo;
// Flag used in ANSI mode that controls UTF-8 conversion
bool m_noUtf8;
// The format string for printing doubles
char* m_fmt;
};
#endif // not defined _WX_JSONWRITER_H
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