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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* drumkitparser.cc
*
* Tue Jul 22 16:24:59 CEST 2008
* Copyright 2008 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* DrumGizmo 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "drumkitparser.h"
#include <string.h>
#include <stdio.h>
#include <hugin.hpp>
#include "instrumentparser.h"
#include "path.h"
#include "drumgizmo.h"
DrumKitParser::DrumKitParser(const std::string& file, DrumKit& k)
: kit(k)
, refs(REFSFILE)
{
std::string kitfile = file;
if(refs.load())
{
if(file.size() > 1 && file[0] == '@')
{
kitfile = refs.getValue(file.substr(1));
}
}
else
{
ERR(drumkitparser, "Error reading refs.conf");
}
// instr = NULL;
path = getPath(kitfile);
fd = fopen(kitfile.c_str(), "r");
// DEBUG(kitparser, "Parsing drumkit in %s\n", kitfile.c_str());
if(!fd)
{
return;
}
kit._file = file;
}
DrumKitParser::~DrumKitParser()
{
if(fd)
{
fclose(fd);
}
}
void DrumKitParser::startTag(const std::string& name,
attr_t& attr)
{
if(name == "drumkit")
{
if(attr.find("name") != attr.end())
{
kit._name = attr["name"];
}
if(attr.find("samplerate") != attr.end())
{
kit._samplerate = std::stoi(attr["samplerate"]);
}
else
{
// If 'samplerate' attribute is missing, assume 44k1Hz
// TODO: Ask instrument what samplerate is in the audiofiles...
kit._samplerate = 44100;
}
if(attr.find("description") != attr.end())
{
kit._description = attr["description"];
}
if(attr.find("version") != attr.end())
{
try
{
kit._version = VersionStr(attr["version"]);
}
catch(const char *err)
{
ERR(kitparser, "Error parsing version number: %s, using 1.0\n", err);
kit._version = VersionStr(1,0,0);
}
}
else
{
WARN(kitparser, "Missing version number, assuming 1.0\n");
kit._version = VersionStr(1,0,0);
}
}
if(name == "channels")
{
}
if(name == "channel")
{
if(attr.find("name") == attr.end())
{
ERR(kitparser, "Missing channel name.\n");
return;
}
Channel c(attr["name"]);
c.num = kit.channels.size();
kit.channels.push_back(c);
}
if(name == "instruments")
{
}
if(name == "instrument")
{
if(attr.find("name") == attr.end())
{
ERR(kitparser, "Missing name in instrument tag.\n");
return;
}
if(attr.find("file") == attr.end())
{
ERR(kitparser, "Missing file in instrument tag.\n");
return;
}
instr_name = attr["name"];
instr_file = attr["file"];
if(attr.find("group") != attr.end())
{
instr_group = attr["group"];
}
else
{
instr_group = "";
}
}
if(name == "channelmap")
{
if(attr.find("in") == attr.end())
{
ERR(kitparser, "Missing 'in' in channelmap tag.\n");
return;
}
if(attr.find("out") == attr.end())
{
ERR(kitparser, "Missing 'out' in channelmap tag.\n");
return;
}
channelmap[attr["in"]] = attr["out"];
}
}
void DrumKitParser::endTag(const std::string& name)
{
if(name == "instrument")
{
Instrument* i = new Instrument();
i->setGroup(instr_group);
// Instrument &i = kit.instruments[kit.instruments.size() - 1];
InstrumentParser parser(path + "/" + instr_file, *i);
parser.parse();
kit.instruments.push_back(i);
// Assign kit channel numbers to instruments channels.
std::vector<InstrumentChannel*>::iterator ic = parser.channellist.begin();
while(ic != parser.channellist.end())
{
InstrumentChannel* c = *ic;
std::string cname = c->name;
if(channelmap.find(cname) != channelmap.end())
{
cname = channelmap[cname];
}
for(std::size_t cnt = 0; cnt < kit.channels.size(); cnt++)
{
if(kit.channels[cnt].name == cname)
{
c->num = kit.channels[cnt].num;
}
}
if(c->num == NO_CHANNEL)
{
ERR(kitparser, "Missing channel '%s' in instrument '%s'\n",
c->name.c_str(), i->name().c_str());
}
else {
/*
DEBUG(kitparser, "Assigned channel '%s' to number %d in instrument '%s'\n",
c->name.c_str(), c->num, i.name().c_str());
*/
}
ic++;
}
channelmap.clear();
}
}
int DrumKitParser::readData(std::string& data, std::size_t size)
{
if(!fd)
{
return -1;
}
return fread((char*)data.c_str(), 1, size, fd);
}
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