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/****************************************************************************************/
/* */
/* This program 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. */
/* */
/* 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 for more details. */
/* */
/* You should have received a copy of the GNU General Public License along with this */
/* program; (See "COPYING"). If not, If not, see <http://www.gnu.org/licenses/>. */
/* */
/*--------------------------------------------------------------------------------------*/
/* */
/* Copyright Joerg Anders, TU Chemnitz, Fakultaet fuer Informatik, GERMANY */
/* ja@informatik.tu-chemnitz.de */
/* */
/* */
/****************************************************************************************/
#include "line.h"
#include "linepoint.h"
#include "page.h"
#include "staff.h"
#include "chordorrest.h"
#include "system.h"
#include <math.h>
NedLine::NedLine(NedLinePoint *start, NedLinePoint *end) : m_line_start_point(start), m_line_end_point(end), m_intermediate_staves(NULL), m_distributed(false),
m_allow_drawing (false) {
start->setLine(this);
end->setLine(this);
computeParams();
}
bool NedLine::isActive() {
if (m_line_start_point->isActive()) return true;
if (m_line_end_point->isActive()) return true;
return false;
}
void NedLine::computeParams() {
NedStaff *start_staff, *end_staff;
NedLinePoint *tmp_point;
if (m_line_end_point->less_than(m_line_start_point)) {
tmp_point = m_line_start_point;
m_line_start_point = m_line_end_point;
m_line_end_point = tmp_point;
}
m_line_start_point->getXYPosAndStaff(&m_start_x, &m_start_y, &start_staff);
m_line_end_point->getXYPosAndStaff(&m_end_x, &m_end_y, &end_staff);
m_distributed = (start_staff != end_staff);
m_allow_drawing = end_staff->getPage()->getPageNumber() - start_staff->getPage()->getPageNumber() < 2;
if (m_allow_drawing && m_distributed) {
g_list_free(m_intermediate_staves);
m_intermediate_staves = NULL;
start_staff->getPage()->getLinePoints(start_staff, end_staff, &m_intermediate_staves);
}
}
void NedLine::setAllPointsToRel(NedLinePoint *initiator) {
if (m_line_start_point != initiator) {
m_line_start_point->toRel2();
}
if (m_line_end_point != initiator) {
m_line_end_point->toRel2();
}
}
unsigned long long NedLine::computeMidiDuration() {
long long duration;
GList *lptr, *last;
if (m_distributed) {
duration = m_line_start_point->getElement()->getSystem()->getSystemEndTime() - m_line_start_point->getElement()->getMidiTime();
duration += m_line_end_point->getElement()->getMidiTime();
last = g_list_last(m_intermediate_staves);
lptr = g_list_first(m_intermediate_staves);
for (lptr = g_list_next(lptr); lptr != last; lptr = g_list_next(lptr)) {
duration += ((NedStaff *) lptr->data)->getSystem()->getSystemEndTime();
}
return duration;
}
else {
return m_line_end_point->getElement()->getMidiTime() - m_line_start_point->getElement()->getMidiTime();
}
}
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