1 /***************************************************************************
2 * Copyright (C) 2008 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
21 #include "clipdurationdialog.h"
23 #include "kdenlivesettings.h"
26 #include <KMessageBox>
28 #include <QWheelEvent>
30 ClipDurationDialog::ClipDurationDialog(AbstractClipItem *clip, Timecode tc, GenTime min, GenTime max, QWidget * parent):
37 setFont(KGlobalSettings::toolBarFont());
41 bool allowCrop = true;
42 if (clip->type() == AVWIDGET) {
43 ClipItem *item = static_cast <ClipItem *>(clip);
44 int t = item->clipType();
45 if (t == COLOR || t == IMAGE || t == TEXT) allowCrop = false;
48 if (!allowCrop || clip->type() == TRANSITIONWIDGET) {
49 m_view.crop_up->hide();
50 m_view.crop_down->hide();
51 m_view.crop_position->hide();
52 m_view.crop_label->hide();
55 m_crop = m_clip->cropStart().frames(m_fps);
56 m_view.clip_position->setText(tc.getTimecode(m_clip->startPos()));
57 m_view.crop_position->setText(tc.getTimecode(m_clip->cropStart()));
58 m_view.clip_duration->setText(tc.getTimecode(m_clip->cropDuration()));
59 connect(m_view.position_up, SIGNAL(clicked()), this, SLOT(slotPosUp()));
60 connect(m_view.position_down, SIGNAL(clicked()), this, SLOT(slotPosDown()));
61 connect(m_view.crop_up, SIGNAL(clicked()), this, SLOT(slotCropUp()));
62 connect(m_view.crop_down, SIGNAL(clicked()), this, SLOT(slotCropDown()));
63 connect(m_view.duration_up, SIGNAL(clicked()), this, SLOT(slotDurUp()));
64 connect(m_view.duration_down, SIGNAL(clicked()), this, SLOT(slotDurDown()));
65 connect(m_view.crop_position, SIGNAL(textChanged(const QString &)), this, SLOT(slotCheckCrop()));
66 connect(m_view.clip_duration, SIGNAL(textChanged(const QString &)), this, SLOT(slotCheckDuration()));
67 connect(m_view.clip_position, SIGNAL(textChanged(const QString &)), this, SLOT(slotCheckStart()));
71 ClipDurationDialog::~ClipDurationDialog()
75 void ClipDurationDialog::slotCheckStart()
77 int pos = m_tc.getFrameCount(m_view.clip_position->text());
78 int dur = m_tc.getFrameCount(m_view.clip_duration->text());
79 GenTime start(pos, m_fps);
80 GenTime duration(dur, m_fps);
81 if (m_min != GenTime() && start < m_min) {
82 m_view.clip_position->setText(m_tc.getTimecode(m_min));
83 } else if (m_max != GenTime() && start + duration > m_max) {
84 m_view.clip_position->setText(m_tc.getTimecode(m_max - duration));
88 void ClipDurationDialog::slotCheckDuration()
90 int pos = m_tc.getFrameCount(m_view.clip_position->text());
91 int dur = m_tc.getFrameCount(m_view.clip_duration->text());
92 int crop = m_tc.getFrameCount(m_view.crop_position->text());
93 GenTime start(pos, m_fps);
94 GenTime duration(dur, m_fps);
95 GenTime cropStart(crop, m_fps);
97 if (m_clip->maxDuration() == GenTime()) maxDuration = m_max;
98 else maxDuration = m_max == GenTime() ? start + m_clip->maxDuration() - cropStart : qMin(m_max, start + m_clip->maxDuration() - cropStart);
99 if (maxDuration != GenTime() && start + duration > maxDuration) {
100 m_view.clip_duration->blockSignals(true);
101 m_view.clip_duration->setText(m_tc.getTimecode(maxDuration - start));
102 m_view.clip_duration->blockSignals(false);
106 void ClipDurationDialog::slotCheckCrop()
108 int dur = m_tc.getFrameCount(m_view.clip_duration->text());
109 int crop = m_tc.getFrameCount(m_view.crop_position->text());
110 int diff = crop - m_crop;
111 if ((diff > 0 && diff < dur) || diff < 0) {
114 m_view.crop_position->setText(m_tc.getTimecode(GenTime(m_crop, m_fps)));
117 GenTime duration(dur, m_fps);
118 GenTime cropStart(crop, m_fps);
119 GenTime maxDuration = m_clip->maxDuration();
120 if (maxDuration != GenTime() && cropStart + duration > maxDuration) {
121 m_view.crop_position->setText(m_tc.getTimecode(GenTime(m_crop, m_fps)));
124 m_view.clip_duration->blockSignals(true);
125 m_view.clip_duration->setText(m_tc.getTimecode(duration));
126 m_view.clip_duration->blockSignals(false);
130 void ClipDurationDialog::slotPosUp()
132 int position = m_tc.getFrameCount(m_view.clip_position->text());
133 //if (duration >= m_clip->duration().frames(m_fps)) return;
135 m_view.clip_position->setText(m_tc.getTimecode(GenTime(position, m_fps)));
138 void ClipDurationDialog::slotPosDown()
140 int position = m_tc.getFrameCount(m_view.clip_position->text());
141 //if (duration >= m_clip->duration().frames(m_fps)) return;
143 m_view.clip_position->setText(m_tc.getTimecode(GenTime(position, m_fps)));
146 void ClipDurationDialog::slotDurUp()
148 int duration = m_tc.getFrameCount(m_view.clip_duration->text());
149 int crop = m_tc.getFrameCount(m_view.crop_position->text());
150 if (m_clip->maxDuration() != GenTime() && duration + crop > m_clip->maxDuration().frames(m_fps)) return;
152 m_view.clip_duration->setText(m_tc.getTimecode(GenTime(duration, m_fps)));
155 void ClipDurationDialog::slotDurDown()
157 int duration = m_tc.getFrameCount(m_view.clip_duration->text());
158 if (duration <= 0) return;
160 m_view.clip_duration->setText(m_tc.getTimecode(GenTime(duration, m_fps)));
163 void ClipDurationDialog::slotCropUp()
165 int crop = m_tc.getFrameCount(m_view.crop_position->text());
166 int duration = m_tc.getFrameCount(m_view.clip_duration->text());
167 if (m_clip->maxDuration() != GenTime() && duration + crop > m_clip->maxDuration().frames(m_fps)) return;
169 m_view.crop_position->setText(m_tc.getTimecode(GenTime(crop, m_fps)));
172 void ClipDurationDialog::slotCropDown()
174 int crop = m_tc.getFrameCount(m_view.crop_position->text());
175 if (crop <= 0) return;
177 m_view.crop_position->setText(m_tc.getTimecode(GenTime(crop, m_fps)));
180 GenTime ClipDurationDialog::startPos() const
182 int pos = m_tc.getFrameCount(m_view.clip_position->text());
183 return GenTime(pos, m_fps);
186 GenTime ClipDurationDialog::cropStart() const
188 int pos = m_tc.getFrameCount(m_view.crop_position->text());
189 return GenTime(pos, m_fps);
192 GenTime ClipDurationDialog::duration() const
194 int pos = m_tc.getFrameCount(m_view.clip_duration->text());
195 return GenTime(pos, m_fps);
198 void ClipDurationDialog::wheelEvent(QWheelEvent * event)
200 if (m_view.clip_position->underMouse()) {
201 if (event->delta() > 0)
205 } else if (m_view.clip_duration->underMouse()) {
206 if (event->delta() > 0)
210 } else if (m_view.crop_position->underMouse()) {
211 if (event->delta() > 0)
218 #include "clipdurationdialog.moc"