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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 <math.h>
#include "linepoint.h"
#include "line.h"
#include "chordorrest.h"
#include "staff.h"
#include "system.h"
#include "page.h"
#include "line3.h"
#define X_POS_PAGE_REL(p) ((m_element->getPage()->getContentXpos() + (p)) * zoom_factor - leftx)
#define Y_POS_PAGE_REL(p) ((p) * zoom_factor - topy)
NedLinePoint::NedLinePoint(NedLine *line, int p_nr) : NedFreeReplaceable(), m_point_number(p_nr), m_line(line) {}
NedLinePoint::NedLinePoint(NedLine *line, int p_nr, NedChordOrRest *element) : NedFreeReplaceable(element), m_point_number(p_nr), m_line(line) {}
NedLinePoint::NedLinePoint(NedLine *line, int p_nr, NedChordOrRest *element, double x, double y, bool relative) :
NedFreeReplaceable(element, x, y, relative), m_point_number(p_nr), m_line(line) {}
NedFreeReplaceable *NedLinePoint::clone(struct addr_ref_str **slurlist, NedChordOrRest *newelement, GtkWidget *drawing_area /*= NULL */, NedMainWindow *main_window /* = NULL */) {
return NULL;
}
void NedLinePoint::adjust_pointers(struct addr_ref_str *slurlist) {
}
void NedLinePoint::getXYPosAndStaff(double *xpos, double *ypos, NedStaff **staff) {
getXYPos(xpos, ypos);
*staff = m_element->getStaff();
}
void NedLinePoint::startContextDialog(GtkWidget *ref) {
if (m_line != NULL) {
m_line->startContextDialog(ref);
}
}
NedStaff *NedLinePoint::getStaff() {
return m_element->getStaff();
}
NedLinePoint *NedLinePoint::getLineStartPoint() {
return m_line->getLineStartPoint();
}
NedLinePoint *NedLinePoint::getLineEndPoint() {
return m_line->getLineEndPoint();
}
void NedLinePoint::draw(cairo_t *cr, double leftx, double topy, double zoom_factor, int zoom_level, double scale) {
double xpos, ypos;
if (m_element == NULL) return;
if (isActive()) {
cairo_set_source_rgb (cr, 1.0, 0.0, 0.0);
}
#define RECT_D 0.1
if (m_line == NULL || m_line->isActive()) {
getXYPos(&xpos, &ypos);
cairo_new_path(cr);
cairo_set_line_width(cr, zoom_factor * LINE_THICK);
cairo_rectangle(cr, X_POS_PAGE_REL(xpos - RECT_D / 2.0) , Y_POS_PAGE_REL(ypos -RECT_D / 2.0) , zoom_factor * RECT_D, zoom_factor * RECT_D);
cairo_stroke(cr);
}
if (m_point_number == 1 && m_line != NULL) {
m_line->draw(cr, leftx, topy, zoom_factor, zoom_level);
}
if (isActive()) {
cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
}
if (m_is_abs) {
drawConnection(cr, xpos, ypos, leftx, topy, zoom_factor);
}
}
void NedLinePoint::recompute() {
if (m_line) {
m_line->computeParams();
}
}
void NedLinePoint::toRel() {
if (m_line) {
m_line->setAllPointsToRel(this);
}
NedFreeReplaceable::toRel();
}
void NedLinePoint::toRel2() {
NedFreeReplaceable::toRel();
}
void NedLinePoint::shift(double x, double y, double zoom_factor, double current_scale, double leftx, double topy) {
NedLinePoint *startp, *endp, *midp;
double staffdist;
if (m_line) {
startp = m_line->getLineStartPoint();
endp = m_line->getLineEndPoint();
if (m_line->isLine3()) {
midp = ((NedLine3 *) m_line)->getLineMidPoint();
if (endp == this || startp == this) {
NedFreeReplaceable::shiftOnlyX(x, y, zoom_factor, current_scale, leftx, topy);
}
else if (midp == this) {
NedFreeReplaceable::shift(x, y, zoom_factor, current_scale, leftx, topy);
staffdist = startp->m_element->getSystem()->getYPos() + startp->m_element->getStaff()->getMidPos() - (
midp->m_element->getSystem()->getYPos() + midp->m_element->getStaff()->getMidPos());
startp->shiftOnlyY(m_element->getStaff()->getStaffNumber(), y + staffdist * zoom_factor, zoom_factor, current_scale, leftx, topy);
staffdist = endp->m_element->getSystem()->getYPos() + endp->m_element->getStaff()->getMidPos() - (
midp->m_element->getSystem()->getYPos() + midp->m_element->getStaff()->getMidPos());
endp->shiftOnlyY(m_element->getStaff()->getStaffNumber(), y + staffdist * zoom_factor, zoom_factor, current_scale, leftx, topy);
}
}
else {
if (endp == this) {
NedFreeReplaceable::shiftOnlyX(x, y, zoom_factor, current_scale, leftx, topy);
}
else if (startp == this) {
NedFreeReplaceable::shift(x, y, zoom_factor, current_scale, leftx, topy);
staffdist = endp->m_element->getSystem()->getYPos() + endp->m_element->getStaff()->getMidPos() - (
startp->m_element->getSystem()->getYPos() + startp->m_element->getStaff()->getMidPos());
endp->shiftOnlyY(m_element->getStaff()->getStaffNumber(), y + staffdist * zoom_factor, zoom_factor, current_scale, leftx, topy);
}
}
m_line->computeParams();
return;
}
NedFreeReplaceable::shift(x, y, zoom_factor, current_scale, leftx, topy);
if (m_line) {
m_line->computeParams();
}
}
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