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/*
ZynAddSubFX - a software synthesizer
XML.h - XML wrapper
Copyright (C) 2003-2005 Nasca Octavian Paul
Author: Nasca Octavian Paul
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License
as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License (version 2) for more details.
You should have received a copy of the GNU General Public License (version 2)
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <mxml.h>
#ifndef REALTYPE
#define REALTYPE float
#endif
#ifndef XML_WRAPPER_H
#define XML_WRAPPER_H
#define TMPSTR_SIZE 50
//the maxim tree depth
#define STACKSIZE 100
class XMLwrapper{
public:
XMLwrapper();
~XMLwrapper();
/********************************/
/* SAVE to XML */
/********************************/
//returns 0 if ok or -1 if the file cannot be saved
int saveXMLfile(char *filename);
//returns the new allocated string that contains the XML data (used for clipboard)
//the string is NULL terminated
char *getXMLdata();
//add simple parameter (name and value)
void addpar(char *name,int val);
void addparreal(char *name,REALTYPE val);
//add boolean parameter (name and boolean value)
//if the value is 0 => "yes", else "no"
void addparbool(char *name,int val);
//add string parameter (name and string)
void addparstr(char *name,char *val);
//add a branch
void beginbranch(char *name);
void beginbranch(char *name, int id);
//this must be called after each branch (nodes that contains child nodes)
void endbranch();
/********************************/
/* LOAD from XML */
/********************************/
//returns 0 if ok or -1 if the file cannot be loaded
int loadXMLfile(const char *filename);
//used by the clipboard
bool putXMLdata(char *xmldata);
//enter into the branch
//returns 1 if is ok, or 0 otherwise
int enterbranch(char *name);
//enter into the branch with id
//returns 1 if is ok, or 0 otherwise
int enterbranch(char *name, int id);
//exits from a branch
void exitbranch();
//get the the branch_id and limits it between the min and max
//if min==max==0, it will not limit it
//if there isn't any id, will return min
//this must be called only imediately after enterbranch()
int getbranchid(int min, int max);
//it returns the parameter and limits it between min and max
//if min==max==0, it will not limit it
//if no parameter will be here, the defaultpar will be returned
int getpar(char *name,int defaultpar,int min,int max);
//the same as getpar, but the limits are 0 and 127
int getpar127(char *name,int defaultpar);
int getparbool(char *name,int defaultpar);
void getparstr(char *name,char *par,int maxstrlen);
REALTYPE getparreal(char *name,REALTYPE defaultpar);
REALTYPE getparreal(char *name,REALTYPE defaultpar,REALTYPE min,REALTYPE max);
bool minimal;//false if all parameters will be stored (used only for clipboard)
struct {
bool PADsynth_used;
}information;
//opens a file and parse only the "information" data on it
//returns "true" if all went ok or "false" on errors
bool checkfileinformation(char *filename);
private:
int dosavefile(char *filename,int compression,char *xmldata);
char *doloadfile(const char *filename);
mxml_node_t *tree;//all xml data
mxml_node_t *root;//xml data used by zynaddsubfx
mxml_node_t *node;//current node
mxml_node_t *info;//this node is used to store the information about the data
//adds params like this:
// <name>
//returns the node
mxml_node_t *addparams0(char *name);
//adds params like this:
// <name par1="val1">
//returns the node
mxml_node_t *addparams1(char *name,char *par1,char *val1);
//adds params like this:
// <name par1="val1" par2="val2">
//returns the node
mxml_node_t *addparams2(char *name,char *par1,char *val1,char *par2, char *val2);
char *int2str(int x);
char *real2str(REALTYPE x);
int str2int(const char *str);
REALTYPE str2real(const char *str);
char tmpstr[TMPSTR_SIZE];
//this is used to store the parents
mxml_node_t *parentstack[STACKSIZE];
int stackpos;
void push(mxml_node_t *node);
mxml_node_t *pop();
mxml_node_t *peek();
//theese are used to store the values
struct{
struct {
int major,minor;
}xml_version;
}values;
};
#endif
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