zynaddsubfx

commit 98ff5fc968a87eb46e2e15b00ee01ac1446974c5
parent 687b66d44af5a1caa02e99b082ff70771cdd7aec
Author: paulnasca <paulnasca>
Date:   Wed,  4 Feb 2004 15:26:24 +0000

*** empty log message ***

Diffstat:
A
src/Misc/XMLwrapper.C
 | 
157
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A
src/Misc/XMLwrapper.h
 | 
95
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 252 insertions(+), 0 deletions(-)
diff --git a/src/Misc/XMLwrapper.C b/src/Misc/XMLwrapper.C
@@ -0,0 +1,157 @@
+/*
+  ZynAddSubFX - a software synthesizer
+ 
+  XMLwrapper.C - XML wrapper
+  Copyright (C) 2002-2003 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 "XMLwrapper.h"
+#include <stdio.h>
+
+int XMLwrapper_whitespace_callback(mxml_node_t *node,int where){
+    const char *name=node->value.element.name;
+
+    if ((where==MXML_WS_BEFORE_OPEN)&&(!strcmp(name,"?xml"))) return(0);
+    if ((where==MXML_WS_BEFORE_OPEN)||(where==MXML_WS_BEFORE_CLOSE)) return('\n');
+
+    return(0);
+};
+
+
+XMLwrapper::XMLwrapper(){
+    memset(&parentstack,0,sizeof(parentstack));
+    stackpos=0;
+
+    tree=mxmlNewElement(MXML_NO_PARENT,"?xml");
+    mxmlElementSetAttr(tree,"version","1.0");
+    mxmlElementSetAttr(tree,"encoding","UTF-8");
+
+    
+    mxml_node_t *doctype=mxmlNewElement(tree,"!DOCTYPE");
+    mxmlElementSetAttr(doctype,"zynaddsubfx-data",NULL);
+
+    node=root=mxmlNewElement(tree,"zynaddsubfx-data");
+    
+//    mxml_node_t *tmp=mxmlNewElement(root,"test1");
+//    tmp=mxmlNewElement(tmp,"PARAM11");
+//    tmp=mxmlNewElement(tmp,"test3");
+};
+
+XMLwrapper::~XMLwrapper(){
+    mxmlDelete(tree);
+};
+
+
+
+int XMLwrapper::saveXMLfile(char *filename,int compression){
+    FILE *file;
+    file=fopen(filename,"w");
+    if (file==NULL) return(-1);
+    mxmlSaveFile(tree,file,XMLwrapper_whitespace_callback);
+    
+    fclose(file);
+    
+    //test
+    printf("\n\n");
+    mxmlSaveFile(tree,stdout,XMLwrapper_whitespace_callback);
+    printf("\n\n");
+    
+    return(0);
+};
+
+
+void XMLwrapper::addpar(char *name,int val){
+    addparams2("PARAM","name",name,"value",int2str(val));
+};
+
+void XMLwrapper::addparbool(char *name,int val){
+    if (val!=0) addparams2("BOOLPARAM","name",name,"value","yes");
+	else addparams2("BOOLPARAM","name",name,"value","no");
+};
+
+void XMLwrapper::addparstr(char *name,char *val){
+    addparams2("STRPARAM","name",name,"value",val);
+};
+
+
+void XMLwrapper::beginbranch(char *name){
+    push(node);
+    node=addparams0(name);
+};
+
+void XMLwrapper::beginbranch(char *name,char *par,int val){
+    push(node);
+    node=addparams1(name,par,int2str(val));
+};
+
+void XMLwrapper::endbranch(){
+    node=pop();
+};
+
+
+
+/** Private members **/
+
+char *XMLwrapper::int2str(int x){
+    snprintf(tmpstr,TMPSTR_SIZE,"%d",x);
+    return(tmpstr);
+};
+
+mxml_node_t *XMLwrapper::addparams0(char *name){
+    mxml_node_t *element=mxmlNewElement(node,name);
+    return(element);
+};
+
+mxml_node_t *XMLwrapper::addparams1(char *name,char *par1,char *val1){
+    mxml_node_t *element=mxmlNewElement(node,name);
+    mxmlElementSetAttr(element,par1,val1);
+    return(element);
+};
+
+mxml_node_t *XMLwrapper::addparams2(char *name,char *par1,char *val1,char *par2, char *val2){
+    mxml_node_t *element=mxmlNewElement(node,name);
+    mxmlElementSetAttr(element,par1,val1);
+    mxmlElementSetAttr(element,par2,val2);
+    return(element);
+};
+
+
+
+
+void XMLwrapper::push(mxml_node_t *node){
+    if (stackpos>=STACKSIZE-1) {
+	printf("BUG!: XMLwrapper::push() - full parentstack\n");
+	return;//nu mai este loc in stiva
+    };
+    stackpos++;
+    parentstack[stackpos]=node;
+    
+};
+mxml_node_t *XMLwrapper::pop(){
+    if (stackpos<=0) {
+	printf("BUG!: XMLwrapper::pop() - empty parentstack\n");
+	return (root);
+    };
+    mxml_node_t *node=parentstack[stackpos];
+    parentstack[stackpos]=NULL;
+    stackpos--;
+    return(node);
+};
+
+
+
diff --git a/src/Misc/XMLwrapper.h b/src/Misc/XMLwrapper.h
@@ -0,0 +1,95 @@
+/*
+  ZynAddSubFX - a software synthesizer
+ 
+  XML.h - XML wrapper
+  Copyright (C) 2002-2003 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 XML_WRAPPER_H
+#define XML_WRAPPER_H
+
+#define TMPSTR_SIZE 20
+
+//the maxim tree depth
+#define STACKSIZE 100
+
+class XMLwrapper{
+    public:
+	XMLwrapper();
+	~XMLwrapper();
+	
+	//returns 0 if ok or -1 if the file cannot be saved
+	int saveXMLfile(char *filename, int compression);
+
+	//add simple parameter (name and value)
+	void addpar(char *name,int 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, char *par, int val);
+
+	//this must be called after each branch (nodes that contains child nodes)
+	void endbranch();
+	
+	
+	
+    private:
+	mxml_node_t *tree;//all xml data
+	mxml_node_t *root;//xml data used by zynaddsubfx
+	mxml_node_t *node;//current node
+	
+	//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 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();
+	
+	
+};
+
+#endif