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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 2 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"
#define DIR_SEPERATOR '/'
DrumKitParser::DrumKitParser(std::string kitfile, bool preload, int min_velocity)
{
std::string file;
std::string path;
char *split = strrchr(kitfile.c_str(), DIR_SEPERATOR);
if(split) {
file = split + 1;
path = kitfile.substr(0, kitfile.length() - file.length());
// All drum samples are relative to the kitfile, so we must chdir there to be able to open them.
chdir(path.c_str());
} else {
file = kitfile;
}
this->preload = preload;
this->min_velocity = min_velocity;
dk = NULL;
fd = fopen(file.c_str(), "r");
if(!fd) return;
dk = new DrumKit();
}
DrumKitParser::~DrumKitParser()
{
if(dk) fclose(fd);
}
void DrumKitParser::startTag(std::string name, std::map< std::string, std::string> attributes)
{
if(name == "drumkit") {
dk->name = attributes["name"];
dk->description = attributes["description"];
}
if(name == "channels") {}
if(name == "channel") {
Channel *c = new Channel(attributes["name"]);
dk->channels[attributes["name"]] = c;
}
if(name == "samples") {}
if(name == "sample") {
Sample *s = new Sample(attributes["name"]);
dk->samples[attributes["name"]] = s;
lastsample = s;
}
if(name == "audiofile") {
AudioFile *af = new AudioFile(attributes["name"], preload, min_velocity);
af->channel = attributes["channel"];
lastsample->audiofiles[attributes["name"]] = af;
}
if(name == "instruments") {}
if(name == "instrument") {
midi_note_t m = atoi(attributes["midimap"].c_str());
Instrument *i = new Instrument(attributes["name"], m);
dk->instruments[m] = i;
lastinstrument = i;
}
if(name == "velocity") {
Velocity *v = new Velocity(atoi(attributes["lower"].c_str()),
atoi(attributes["upper"].c_str()));
lastinstrument->addVelocity(v);
lastvelocity = v;
}
if(name == "sampleref") {
lastvelocity->addSample(dk->samples[attributes["name"]],
atof(attributes["probability"].c_str()));
}
}
void DrumKitParser::endTag(std::string name)
{
}
DrumKit *DrumKitParser::getDrumkit()
{
return dk;
}
int DrumKitParser::readData(char *data, size_t size)
{
if(!fd) return 0;
return fread(data, 1, size, fd);
}
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