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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 "line3.h"
#include "linepoint.h"
#include "page.h"
#include "staff.h"
#include "chordorrest.h"
#include "system.h"
#include <math.h>
NedLine3::NedLine3(NedLinePoint *start, NedLinePoint *mid, NedLinePoint *end) : NedLine(start, end), m_line_mid_point(mid),
m_intermediate_staves1(NULL), m_intermediate_staves2(NULL) {
mid->setLine(this);
computeParams();
}
bool NedLine3::isActive() {
if (m_line_start_point->isActive()) return true;
if (m_line_mid_point->isActive()) return true;
if (m_line_end_point->isActive()) return true;
return false;
}
void NedLine3::computeParams() {
NedStaff *start_staff, *mid_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;
}
if (m_line_mid_point->less_than(m_line_start_point)) {
tmp_point = m_line_mid_point;
m_line_mid_point = m_line_start_point;
m_line_start_point = tmp_point;
}
if (m_line_end_point->less_than(m_line_mid_point)) {
tmp_point = m_line_mid_point;
m_line_mid_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_mid_point->getXYPosAndStaff(&m_mid_x, &m_mid_y, &mid_staff);
m_line_end_point->getXYPosAndStaff(&m_end_x, &m_end_y, &end_staff);
m_distributed1 = (start_staff != mid_staff);
m_allow_drawing = true;
if (m_distributed1) {
g_list_free(m_intermediate_staves1);
m_intermediate_staves1 = NULL;
start_staff->getPage()->getLinePoints(start_staff, mid_staff, &m_intermediate_staves1);
m_allow_drawing = mid_staff->getPage()->getPageNumber() - start_staff->getPage()->getPageNumber() < 2;
}
m_distributed2 = (mid_staff != end_staff);
if (m_distributed2) {
g_list_free(m_intermediate_staves2);
m_intermediate_staves2 = NULL;
mid_staff->getPage()->getLinePoints(mid_staff, end_staff, &m_intermediate_staves2);
m_allow_drawing = m_allow_drawing && end_staff->getPage()->getPageNumber() - mid_staff->getPage()->getPageNumber() < 2;
}
}
void NedLine3::setAllPointsToRel(NedLinePoint *initiator) {
if (m_line_start_point != initiator) {
m_line_start_point->toRel2();
}
if (m_line_mid_point != initiator) {
m_line_mid_point->toRel2();
}
if (m_line_end_point != initiator) {
m_line_end_point->toRel2();
}
}
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