1 /***************************************************************************
2 * Copyright (C) 2010 by Till Theato (root@ttill.de) *
3 * This file is part of Kdenlive (www.kdenlive.org). *
5 * Kdenlive is free software: you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation, either version 2 of the License, or *
8 * (at your option) any later version. *
10 * Kdenlive is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with Kdenlive. If not, see <http://www.gnu.org/licenses/>. *
17 ***************************************************************************/
19 #include "beziersplinewidget.h"
21 #include <QVBoxLayout>
25 BezierSplineWidget::BezierSplineWidget(const QString& spline, QWidget* parent) :
28 QVBoxLayout *layout = new QVBoxLayout(this);
29 layout->addWidget(&m_edit);
30 QWidget *widget = new QWidget(this);
32 layout->addWidget(widget);
34 m_ui.buttonLinkHandles->setIcon(KIcon("insert-link"));
35 m_ui.buttonLinkHandles->setEnabled(false);
36 m_ui.widgetPoint->setEnabled(false);
42 connect(&m_edit, SIGNAL(modified()), this, SIGNAL(modified()));
43 connect(&m_edit, SIGNAL(currentPoint(const BPoint&)), this, SLOT(slotUpdatePoint(const BPoint&)));
45 connect(m_ui.spinPX, SIGNAL(editingFinished()), this, SLOT(slotUpdateSpline()));
46 connect(m_ui.spinPY, SIGNAL(editingFinished()), this, SLOT(slotUpdateSpline()));
47 connect(m_ui.spinH1X, SIGNAL(editingFinished()), this, SLOT(slotUpdateSpline()));
48 connect(m_ui.spinH1Y, SIGNAL(editingFinished()), this, SLOT(slotUpdateSpline()));
49 connect(m_ui.spinH2X, SIGNAL(editingFinished()), this, SLOT(slotUpdateSpline()));
50 connect(m_ui.spinH2Y, SIGNAL(editingFinished()), this, SLOT(slotUpdateSpline()));
53 QString BezierSplineWidget::spline()
55 return m_edit.spline().toString();
58 void BezierSplineWidget::slotUpdatePoint(const BPoint &p)
62 m_ui.widgetPoint->setEnabled(false);
64 m_ui.widgetPoint->setEnabled(true);
65 m_ui.spinPX->setValue(qRound(p.p.x() * 255));
66 m_ui.spinPY->setValue(qRound(p.p.y() * 255));
67 m_ui.spinH1X->setValue(qRound(p.h1.x() * 255));
68 m_ui.spinH1Y->setValue(qRound(p.h1.y() * 255));
69 m_ui.spinH2X->setValue(qRound(p.h2.x() * 255));
70 m_ui.spinH2Y->setValue(qRound(p.h2.y() * 255));
75 void BezierSplineWidget::slotUpdateSpline()
77 BPoint p = m_edit.getCurrentPoint();
79 // check for every value, so we do not lose too much info through rounding
80 if (m_ui.spinPX->value() != qRound(p.p.x() * 255))
81 p.p.setX(m_ui.spinPX->value() / 255.);
82 if (m_ui.spinPY->value() != qRound(p.p.y() * 255))
83 p.p.setY(m_ui.spinPY->value() / 255.);
85 if (m_ui.spinH1X->value() != qRound(p.h1.x() * 255))
86 p.h1.setX(m_ui.spinH1X->value() / 255.);
87 if (m_ui.spinH1Y->value() != qRound(p.h1.y() * 255))
88 p.h1.setY(m_ui.spinH1Y->value() / 255.);
90 if (m_ui.spinH2X->value() != qRound(p.h2.x() * 255))
91 p.h2.setX(m_ui.spinH2X->value() / 255.);
92 if (m_ui.spinH2Y->value() != qRound(p.h2.y() * 255))
93 p.h2.setY(m_ui.spinH2Y->value() / 255.);
95 m_edit.updateCurrentPoint(p);
99 #include "beziersplinewidget.moc"