Files
oak-editor/panels/timeline.cpp
T
2019-03-09 17:21:22 +11:00

2062 lines
69 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 3 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. If not, see <http://www.gnu.org/licenses/>.
***/
#include "timeline.h"
#include "oliveglobal.h"
#include "panels/panels.h"
#include "project/projectelements.h"
#include "ui/timelinewidget.h"
#include "ui/viewerwidget.h"
#include "rendering/audio.h"
#include "rendering/cacher.h"
#include "rendering/renderfunctions.h"
#include "io/config.h"
#include "io/clipboard.h"
#include "ui/timelineheader.h"
#include "ui/resizablescrollbar.h"
#include "ui/audiomonitor.h"
#include "ui/flowlayout.h"
#include "ui/cursors.h"
#include "mainwindow.h"
#include "debug.h"
#include <QTime>
#include <QScrollBar>
#include <QtMath>
#include <QGuiApplication>
#include <QScreen>
#include <QPainter>
#include <QMenu>
#include <QInputDialog>
#include <QMessageBox>
#include <QCheckBox>
#include <QPushButton>
#include <QHBoxLayout>
#include <QSplitter>
#include <QStatusBar>
int olive::timeline::kTrackDefaultHeight = 40;
int olive::timeline::kTrackMinHeight = 30;
int olive::timeline::kTrackHeightIncrement = 10;
Timeline::Timeline(QWidget *parent) :
Panel(parent),
cursor_frame(0),
cursor_track(0),
zoom(1.0),
zoom_just_changed(false),
showing_all(false),
snapping(true),
snapped(false),
snap_point(0),
selecting(false),
rect_select_init(false),
rect_select_proc(false),
moving_init(false),
moving_proc(false),
move_insert(false),
trim_target(-1),
trim_type(TRIM_NONE),
splitting(false),
importing(false),
importing_files(false),
creating(false),
transition_tool_init(false),
transition_tool_proc(false),
transition_tool_open_clip(-1),
transition_tool_close_clip(-1),
hand_moving(false),
block_repaints(false),
scroll(0)
{
setup_ui();
headers->viewer = panel_sequence_viewer;
video_area->bottom_align = true;
video_area->scrollBar = videoScrollbar;
audio_area->scrollBar = audioScrollbar;
tool_buttons.append(toolArrowButton);
tool_buttons.append(toolEditButton);
tool_buttons.append(toolRippleButton);
tool_buttons.append(toolRazorButton);
tool_buttons.append(toolSlipButton);
tool_buttons.append(toolSlideButton);
tool_buttons.append(toolTransitionButton);
tool_buttons.append(toolHandButton);
toolArrowButton->click();
connect(horizontalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(setScroll(int)));
connect(videoScrollbar, SIGNAL(valueChanged(int)), video_area, SLOT(setScroll(int)));
connect(audioScrollbar, SIGNAL(valueChanged(int)), audio_area, SLOT(setScroll(int)));
connect(horizontalScrollBar, SIGNAL(resize_move(double)), this, SLOT(resize_move(double)));
update_sequence();
Retranslate();
}
Timeline::~Timeline() {}
void Timeline::Retranslate() {
toolArrowButton->setToolTip(tr("Pointer Tool") + " (V)");
toolEditButton->setToolTip(tr("Edit Tool") + " (X)");
toolRippleButton->setToolTip(tr("Ripple Tool") + " (B)");
toolRazorButton->setToolTip(tr("Razor Tool") + " (C)");
toolSlipButton->setToolTip(tr("Slip Tool") + " (Y)");
toolSlideButton->setToolTip(tr("Slide Tool") + " (U)");
toolHandButton->setToolTip(tr("Hand Tool") + " (H)");
toolTransitionButton->setToolTip(tr("Transition Tool") + " (T)");
snappingButton->setToolTip(tr("Snapping") + " (S)");
zoomInButton->setToolTip(tr("Zoom In") + " (=)");
zoomOutButton->setToolTip(tr("Zoom Out") + " (-)");
recordButton->setToolTip(tr("Record audio"));
addButton->setToolTip(tr("Add title, solid, bars, etc."));
UpdateTitle();
}
void Timeline::previous_cut() {
if (olive::ActiveSequence != nullptr
&& olive::ActiveSequence->playhead > 0) {
long p_cut = 0;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
if (c->timeline_out() > p_cut && c->timeline_out() < olive::ActiveSequence->playhead) {
p_cut = c->timeline_out();
} else if (c->timeline_in() > p_cut && c->timeline_in() < olive::ActiveSequence->playhead) {
p_cut = c->timeline_in();
}
}
}
panel_sequence_viewer->seek(p_cut);
}
}
void Timeline::next_cut() {
if (olive::ActiveSequence != nullptr) {
bool seek_enabled = false;
long n_cut = LONG_MAX;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
if (c->timeline_in() < n_cut && c->timeline_in() > olive::ActiveSequence->playhead) {
n_cut = c->timeline_in();
seek_enabled = true;
} else if (c->timeline_out() < n_cut && c->timeline_out() > olive::ActiveSequence->playhead) {
n_cut = c->timeline_out();
seek_enabled = true;
}
}
}
if (seek_enabled) panel_sequence_viewer->seek(n_cut);
}
}
void ripple_clips(ComboAction* ca, SequencePtr s, long point, long length, const QVector<int>& ignore) {
ca->append(new RippleAction(s, point, length, ignore));
}
void Timeline::toggle_show_all() {
if (olive::ActiveSequence != nullptr) {
showing_all = !showing_all;
if (showing_all) {
old_zoom = zoom;
set_zoom_value(double(timeline_area->width() - 200) / double(olive::ActiveSequence->getEndFrame()));
} else {
set_zoom_value(old_zoom);
}
}
}
void Timeline::create_ghosts_from_media(SequencePtr seq, long entry_point, QVector<Media*>& media_list) {
video_ghosts = false;
audio_ghosts = false;
for (int i=0;i<media_list.size();i++) {
bool can_import = true;
Media* medium = media_list.at(i);
FootagePtr m = nullptr;
SequencePtr s = nullptr;
long sequence_length = 0;
long default_clip_in = 0;
long default_clip_out = 0;
switch (medium->get_type()) {
case MEDIA_TYPE_FOOTAGE:
m = medium->to_footage();
can_import = m->ready;
if (m->using_inout) {
double source_fr = 30;
if (m->video_tracks.size() > 0 && !qIsNull(m->video_tracks.at(0).video_frame_rate)) source_fr = m->video_tracks.at(0).video_frame_rate * m->speed;
default_clip_in = rescale_frame_number(m->in, source_fr, seq->frame_rate);
default_clip_out = rescale_frame_number(m->out, source_fr, seq->frame_rate);
}
break;
case MEDIA_TYPE_SEQUENCE:
s = medium->to_sequence();
sequence_length = s->getEndFrame();
if (seq != nullptr) sequence_length = rescale_frame_number(sequence_length, s->frame_rate, seq->frame_rate);
can_import = (s != seq && sequence_length != 0);
if (s->using_workarea) {
default_clip_in = rescale_frame_number(s->workarea_in, s->frame_rate, seq->frame_rate);
default_clip_out = rescale_frame_number(s->workarea_out, s->frame_rate, seq->frame_rate);
}
break;
default:
can_import = false;
}
if (can_import) {
Ghost g;
g.clip = -1;
g.trim_type = TRIM_NONE;
g.old_clip_in = g.clip_in = default_clip_in;
g.media = medium;
g.in = entry_point;
g.transition = nullptr;
switch (medium->get_type()) {
case MEDIA_TYPE_FOOTAGE:
// is video source a still image?
if (m->video_tracks.size() > 0 && m->video_tracks.at(0).infinite_length && m->audio_tracks.size() == 0) {
g.out = g.in + 100;
} else {
long length = m->get_length_in_frames(seq->frame_rate);
g.out = entry_point + length - default_clip_in;
if (m->using_inout) {
g.out -= (length - default_clip_out);
}
}
for (int j=0;j<m->audio_tracks.size();j++) {
if (m->audio_tracks.at(j).enabled) {
g.track = j;
g.media_stream = m->audio_tracks.at(j).file_index;
ghosts.append(g);
audio_ghosts = true;
}
}
for (int j=0;j<m->video_tracks.size();j++) {
if (m->video_tracks.at(j).enabled) {
g.track = -1-j;
g.media_stream = m->video_tracks.at(j).file_index;
ghosts.append(g);
video_ghosts = true;
}
}
break;
case MEDIA_TYPE_SEQUENCE:
g.out = entry_point + sequence_length - default_clip_in;
if (s->using_workarea) {
g.out -= (sequence_length - default_clip_out);
}
g.track = -1;
ghosts.append(g);
g.track = 0;
ghosts.append(g);
video_ghosts = true;
audio_ghosts = true;
break;
}
entry_point = g.out;
}
}
for (int i=0;i<ghosts.size();i++) {
Ghost& g = ghosts[i];
g.old_in = g.in;
g.old_out = g.out;
g.old_track = g.track;
}
}
void Timeline::add_clips_from_ghosts(ComboAction* ca, SequencePtr s) {
// add clips
long earliest_point = LONG_MAX;
QVector<ClipPtr> added_clips;
for (int i=0;i<ghosts.size();i++) {
const Ghost& g = ghosts.at(i);
earliest_point = qMin(earliest_point, g.in);
ClipPtr c = std::make_shared<Clip>(s);
c->set_media(g.media, g.media_stream);
c->set_timeline_in(g.in);
c->set_timeline_out(g.out);
c->set_clip_in(g.clip_in);
c->set_track(g.track);
if (c->media()->get_type() == MEDIA_TYPE_FOOTAGE) {
FootagePtr m = c->media()->to_footage();
if (m->video_tracks.size() == 0) {
// audio only (greenish)
c->set_color(128, 192, 128);
} else if (m->audio_tracks.size() == 0) {
// video only (orangeish)
c->set_color(192, 160, 128);
} else {
// video and audio (blueish)
c->set_color(128, 128, 192);
}
c->set_name(m->name);
} else if (c->media()->get_type() == MEDIA_TYPE_SEQUENCE) {
// sequence (red?ish?)
c->set_color(192, 128, 128);
SequencePtr media = c->media()->to_sequence();
c->set_name(media->name);
}
c->refresh();
added_clips.append(c);
}
ca->append(new AddClipCommand(s, added_clips));
// link clips from the same media
for (int i=0;i<added_clips.size();i++) {
ClipPtr c = added_clips.at(i);
for (int j=0;j<added_clips.size();j++) {
ClipPtr cc = added_clips.at(j);
if (c != cc && c->media() == cc->media()) {
c->linked.append(j);
}
}
if (olive::CurrentConfig.add_default_effects_to_clips) {
if (c->track() < 0) {
// add default video effects
c->effects.append(Effect::Create(c.get(), Effect::GetInternalMeta(EFFECT_INTERNAL_TRANSFORM, EFFECT_TYPE_EFFECT)));
} else {
// add default audio effects
c->effects.append(Effect::Create(c.get(), Effect::GetInternalMeta(EFFECT_INTERNAL_VOLUME, EFFECT_TYPE_EFFECT)));
c->effects.append(Effect::Create(c.get(), Effect::GetInternalMeta(EFFECT_INTERNAL_PAN, EFFECT_TYPE_EFFECT)));
}
}
}
if (olive::CurrentConfig.enable_seek_to_import) {
panel_sequence_viewer->seek(earliest_point);
}
ghosts.clear();
importing = false;
snapped = false;
}
void Timeline::add_transition() {
ComboAction* ca = new ComboAction();
bool adding = false;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
Clip* c = olive::ActiveSequence->clips.at(i).get();
if (c != nullptr && olive::ActiveSequence->IsClipSelected(c, true)) {
int transition_to_add = (c->track() < 0) ? TRANSITION_INTERNAL_CROSSDISSOLVE : TRANSITION_INTERNAL_LINEARFADE;
if (c->opening_transition == nullptr) {
ca->append(new AddTransitionCommand(c,
nullptr,
nullptr,
Effect::GetInternalMeta(transition_to_add, EFFECT_TYPE_TRANSITION),
olive::CurrentConfig.default_transition_length));
adding = true;
}
if (c->closing_transition == nullptr) {
ca->append(new AddTransitionCommand(nullptr,
c,
nullptr,
Effect::GetInternalMeta(transition_to_add, EFFECT_TYPE_TRANSITION),
olive::CurrentConfig.default_transition_length));
adding = true;
}
}
}
if (adding) {
olive::UndoStack.push(ca);
} else {
delete ca;
}
update_ui(true);
}
void Timeline::nest() {
if (olive::ActiveSequence != nullptr) {
// get selected clips
QVector<int> selected_clips = olive::ActiveSequence->SelectedClipIndexes();
// nest them
if (!selected_clips.isEmpty()) {
// get earliest point in selected clips
long earliest_point = LONG_MAX;
for (int i=0;i<selected_clips.size();i++) {
earliest_point = qMin(olive::ActiveSequence->clips.at(selected_clips.at(i))->timeline_in(), earliest_point);
}
ComboAction* ca = new ComboAction();
// create "nest" sequence with the same attributes as the current sequence
SequencePtr s(new Sequence());
s->name = panel_project->get_next_sequence_name(tr("Nested Sequence"));
s->width = olive::ActiveSequence->width;
s->height = olive::ActiveSequence->height;
s->frame_rate = olive::ActiveSequence->frame_rate;
s->audio_frequency = olive::ActiveSequence->audio_frequency;
s->audio_layout = olive::ActiveSequence->audio_layout;
// copy all selected clips to the nest
for (int i=0;i<selected_clips.size();i++) {
// delete clip from old sequence
ca->append(new DeleteClipAction(olive::ActiveSequence, selected_clips.at(i)));
// copy to new
ClipPtr copy(olive::ActiveSequence->clips.at(selected_clips.at(i))->copy(s));
copy->set_timeline_in(copy->timeline_in() - earliest_point);
copy->set_timeline_out(copy->timeline_out() - earliest_point);
s->clips.append(copy);
}
// relink clips in new nested sequences
relink_clips_using_ids(selected_clips, s->clips);
// add sequence to project
Media* m = panel_project->create_sequence_internal(ca, s, false, nullptr);
// add nested sequence to active sequence
QVector<Media*> media_list;
media_list.append(m);
create_ghosts_from_media(olive::ActiveSequence, earliest_point, media_list);
add_clips_from_ghosts(ca, olive::ActiveSequence);
panel_effect_controls->clear_effects(true);
olive::ActiveSequence->selections.clear();
olive::UndoStack.push(ca);
update_ui(true);
}
}
}
void Timeline::update_sequence() {
bool null_sequence = (olive::ActiveSequence == nullptr);
for (int i=0;i<tool_buttons.count();i++) {
tool_buttons[i]->setEnabled(!null_sequence);
}
snappingButton->setEnabled(!null_sequence);
zoomInButton->setEnabled(!null_sequence);
zoomOutButton->setEnabled(!null_sequence);
recordButton->setEnabled(!null_sequence);
addButton->setEnabled(!null_sequence);
headers->setEnabled(!null_sequence);
UpdateTitle();
}
int Timeline::get_snap_range() {
return getFrameFromScreenPoint(zoom, 10);
}
bool Timeline::focused() {
return (olive::ActiveSequence != nullptr && (headers->hasFocus() || video_area->hasFocus() || audio_area->hasFocus()));
}
void Timeline::repaint_timeline() {
if (!block_repaints) {
bool draw = true;
if (olive::ActiveSequence != nullptr
&& !horizontalScrollBar->isSliderDown()
&& !horizontalScrollBar->is_resizing()
&& panel_sequence_viewer->playing
&& !zoom_just_changed) {
// auto scroll
if (olive::CurrentConfig.autoscroll == olive::AUTOSCROLL_PAGE_SCROLL) {
int playhead_x = getTimelineScreenPointFromFrame(olive::ActiveSequence->playhead);
if (playhead_x < 0 || playhead_x > (editAreas->width() - videoScrollbar->width())) {
horizontalScrollBar->setValue(getScreenPointFromFrame(zoom, olive::ActiveSequence->playhead));
draw = false;
}
} else if (olive::CurrentConfig.autoscroll == olive::AUTOSCROLL_SMOOTH_SCROLL) {
if (center_scroll_to_playhead(horizontalScrollBar, zoom, olive::ActiveSequence->playhead)) {
draw = false;
}
}
}
if (draw) {
headers->update();
video_area->update();
audio_area->update();
if (olive::ActiveSequence != nullptr
&& !zoom_just_changed) {
set_sb_max();
}
}
zoom_just_changed = false;
}
}
void Timeline::select_all() {
if (olive::ActiveSequence != nullptr) {
olive::ActiveSequence->selections.clear();
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
Selection s;
s.in = c->timeline_in();
s.out = c->timeline_out();
s.track = c->track();
olive::ActiveSequence->selections.append(s);
}
}
repaint_timeline();
}
}
void Timeline::scroll_to_frame(long frame) {
scroll_to_frame_internal(horizontalScrollBar, frame, zoom, timeline_area->width());
}
void Timeline::select_from_playhead() {
olive::ActiveSequence->selections.clear();
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr
&& c->timeline_in() <= olive::ActiveSequence->playhead
&& c->timeline_out() > olive::ActiveSequence->playhead) {
Selection s;
s.in = c->timeline_in();
s.out = c->timeline_out();
s.track = c->track();
olive::ActiveSequence->selections.append(s);
}
}
}
bool Timeline::can_ripple_empty_space(long frame, int track) {
bool can_ripple_delete = true;
bool at_end_of_sequence = true;
rc_ripple_min = 0;
rc_ripple_max = LONG_MAX;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
if (c->timeline_in() > frame || c->timeline_out() > frame) {
at_end_of_sequence = false;
}
if (c->track() == track) {
if (c->timeline_in() <= frame && c->timeline_out() >= frame) {
can_ripple_delete = false;
break;
} else if (c->timeline_out() < frame) {
rc_ripple_min = qMax(rc_ripple_min, c->timeline_out());
} else if (c->timeline_in() > frame) {
rc_ripple_max = qMin(rc_ripple_max, c->timeline_in());
}
}
}
}
return (can_ripple_delete && !at_end_of_sequence);
}
void Timeline::ripple_delete_empty_space() {
QVector<Selection> sels;
Selection s;
s.in = rc_ripple_min;
s.out = rc_ripple_max;
s.track = cursor_track;
sels.append(s);
delete_selection(sels, true);
}
void Timeline::resizeEvent(QResizeEvent *) {
// adjust maximum scrollbar
if (olive::ActiveSequence != nullptr) set_sb_max();
// resize tool button widget to its contents
QList<QWidget*> tool_button_children = tool_button_widget->findChildren<QWidget*>();
int horizontal_spacing = static_cast<FlowLayout*>(tool_button_widget->layout())->horizontalSpacing();
int vertical_spacing = static_cast<FlowLayout*>(tool_button_widget->layout())->verticalSpacing();
int total_area = tool_button_widget->height();
int button_count = tool_button_children.size();
int button_height = tool_button_children.at(0)->sizeHint().height() + vertical_spacing;
int cols = 0;
int col_height;
if (button_height < total_area) {
do {
cols++;
col_height = (qCeil(double(button_count)/double(cols))*button_height)-vertical_spacing;
} while (col_height > total_area);
} else {
cols = button_count;
}
tool_button_widget->setFixedWidth((tool_button_children.at(0)->sizeHint().width())*cols + horizontal_spacing*(cols-1) + 1);
}
void Timeline::delete_in_out_internal(bool ripple) {
if (olive::ActiveSequence != nullptr && olive::ActiveSequence->using_workarea) {
QVector<Selection> areas;
int video_tracks = 0, audio_tracks = 0;
olive::ActiveSequence->getTrackLimits(&video_tracks, &audio_tracks);
for (int i=video_tracks;i<=audio_tracks;i++) {
Selection s;
s.in = olive::ActiveSequence->workarea_in;
s.out = olive::ActiveSequence->workarea_out;
s.track = i;
areas.append(s);
}
ComboAction* ca = new ComboAction();
delete_areas_and_relink(ca, areas, true);
if (ripple) ripple_clips(ca, olive::ActiveSequence, olive::ActiveSequence->workarea_in, olive::ActiveSequence->workarea_in - olive::ActiveSequence->workarea_out);
ca->append(new SetTimelineInOutCommand(olive::ActiveSequence, false, 0, 0));
olive::UndoStack.push(ca);
update_ui(true);
}
}
void Timeline::toggle_enable_on_selected_clips() {
if (olive::ActiveSequence != nullptr) {
// get currently selected clips
QVector<Clip*> selected_clips = olive::ActiveSequence->SelectedClips();
if (!selected_clips.isEmpty()) {
// if clips are selected, create an undoable action
SetClipProperty* set_action = new SetClipProperty(kSetClipPropertyEnabled);
// add each selected clip to the action
for (int i=0;i<selected_clips.size();i++) {
Clip* c = selected_clips.at(i);
set_action->AddSetting(c, !c->enabled());
}
// push the action
olive::UndoStack.push(set_action);
update_ui(false);
}
}
}
void Timeline::delete_selection(QVector<Selection>& selections, bool ripple_delete) {
if (selections.size() > 0) {
panel_effect_controls->clear_effects(true);
ComboAction* ca = new ComboAction();
// delete the areas currently selected by `selections`
// if we're ripple deleting, we don't want to delete the selections since we still need them for the ripple
delete_areas_and_relink(ca, selections, !ripple_delete);
if (ripple_delete) {
long ripple_point = selections.at(0).in;
long ripple_length = selections.at(0).out - selections.at(0).in;
// retrieve ripple_point and ripple_length from current selection
for (int i=1;i<selections.size();i++) {
const Selection& s = selections.at(i);
ripple_point = qMin(ripple_point, s.in);
ripple_length = qMin(ripple_length, s.out - s.in);
}
// it feels a little more intuitive with this here
ripple_point++;
bool can_ripple = true;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr && c->timeline_in() < ripple_point && c->timeline_out() > ripple_point) {
// conflict detected, but this clip may be getting deleted so let's check
bool deleted = false;
for (int j=0;j<selections.size();j++) {
const Selection& s = selections.at(j);
if (s.track == c->track()
&& !(c->timeline_in() < s.in && c->timeline_out() < s.in)
&& !(c->timeline_in() > s.out && c->timeline_out() > s.out)) {
deleted = true;
break;
}
}
if (!deleted) {
for (int j=0;j<olive::ActiveSequence->clips.size();j++) {
ClipPtr cc = olive::ActiveSequence->clips.at(j);
if (cc != nullptr
&& cc->track() == c->track()
&& cc->timeline_in() > c->timeline_out()
&& cc->timeline_in() < c->timeline_out() + ripple_length) {
ripple_length = cc->timeline_in() - c->timeline_out();
}
}
}
}
}
if (can_ripple) {
ripple_clips(ca, olive::ActiveSequence, ripple_point, -ripple_length);
panel_sequence_viewer->seek(ripple_point-1);
}
// if we're rippling, we can clear the selections here - if we're not rippling, delete_areas_and_relink() will
// clear the selections for us
selections.clear();
}
olive::UndoStack.push(ca);
update_ui(true);
}
}
void Timeline::set_zoom_value(double v) {
// set zoom value
zoom = v;
// update header zoom to match
headers->update_zoom(zoom);
// set flag that zoom has just changed to prevent auto-scrolling since we change the scroll below
zoom_just_changed = true;
// set scrollbar to center the playhead
if (olive::ActiveSequence != nullptr) {
// update scrollbar maximum value for new zoom
set_sb_max();
if (!horizontalScrollBar->is_resizing()) {
center_scroll_to_playhead(horizontalScrollBar, zoom, olive::ActiveSequence->playhead);
}
}
// repaint the timeline for the new zoom/location
repaint_timeline();
}
void Timeline::multiply_zoom(double m) {
showing_all = false;
set_zoom_value(zoom * m);
}
void Timeline::decheck_tool_buttons(QObject* sender) {
for (int i=0;i<tool_buttons.count();i++) {
tool_buttons[i]->setChecked(tool_buttons.at(i) == sender);
}
}
void Timeline::zoom_in() {
multiply_zoom(2.0);
}
void Timeline::zoom_out() {
multiply_zoom(0.5);
}
int Timeline::GetTrackHeight(int track) {
for (int i=0;i<track_heights.size();i++) {
if (track_heights.at(i).index == track) {
return track_heights.at(i).height;
}
}
return olive::timeline::kTrackDefaultHeight;
}
void Timeline::SetTrackHeight(int track, int height) {
for (int i=0;i<track_heights.size();i++) {
if (track_heights.at(i).index == track) {
track_heights[i].height = height;
return;
}
}
// we don't have a track height, so set a new one
TimelineTrackHeight t;
t.index = track;
t.height = height;
track_heights.append(t);
}
void Timeline::ChangeTrackHeightUniformly(int diff) {
// get range of tracks currently active
int min_track, max_track;
olive::ActiveSequence->getTrackLimits(&min_track, &max_track);
// for each active track, set the track to increase/decrease based on `diff`
for (int i=min_track;i<=max_track;i++) {
SetTrackHeight(i, qMax(GetTrackHeight(i) + diff, olive::timeline::kTrackMinHeight));
}
// update the timeline
repaint_timeline();
}
void Timeline::IncreaseTrackHeight() {
ChangeTrackHeightUniformly(olive::timeline::kTrackHeightIncrement);
}
void Timeline::DecreaseTrackHeight() {
ChangeTrackHeightUniformly(-olive::timeline::kTrackHeightIncrement);
}
void Timeline::snapping_clicked(bool checked) {
snapping = checked;
}
ClipPtr Timeline::split_clip(ComboAction* ca, bool transitions, int p, long frame) {
return split_clip(ca, transitions, p, frame, frame);
}
ClipPtr Timeline::split_clip(ComboAction* ca, bool transitions, int p, long frame, long post_in) {
Clip* pre = olive::ActiveSequence->clips.at(p).get();
if (pre != nullptr) {
if (pre->timeline_in() < frame && pre->timeline_out() > frame) {
// duplicate clip without duplicating its transitions, we'll restore them later
ClipPtr post = ClipPtr(pre->copy(olive::ActiveSequence));
long new_clip_length = frame - pre->timeline_in();
post->set_timeline_in(post_in);
post->set_clip_in(pre->clip_in() + (post->timeline_in() - pre->timeline_in()));
pre->move(ca, pre->timeline_in(), frame, pre->clip_in(), pre->track(), false);
if (transitions) {
// check if this clip has a closing transition
if (pre->closing_transition != nullptr) {
// if so, move closing transition to the post clip
post->closing_transition = pre->closing_transition;
// and set the original clip's closing transition to nothing
ca->append(new SetPointer(reinterpret_cast<void**>(&pre->closing_transition), nullptr));
// and set the transition's reference to the post clip
if (post->closing_transition->parent_clip == pre) {
ca->append(new SetPointer(reinterpret_cast<void**>(&post->closing_transition->parent_clip), post.get()));
}
if (post->closing_transition->secondary_clip == pre) {
ca->append(new SetPointer(reinterpret_cast<void**>(&post->closing_transition->secondary_clip), post.get()));
}
// and make sure it's at the correct size to the closing clip
if (post->closing_transition != nullptr && post->closing_transition->get_true_length() > post->length()) {
ca->append(new ModifyTransitionCommand(post->closing_transition, post->length()));
post->closing_transition->set_length(post->length());
}
}
// we're keeping the opening clip, so ensure that's a correct size too
if (pre->opening_transition != nullptr && pre->opening_transition->get_true_length() > new_clip_length) {
ca->append(new ModifyTransitionCommand(pre->opening_transition, new_clip_length));
}
}
return post;
} else if (frame == pre->timeline_in()
&& pre->opening_transition != nullptr
&& pre->opening_transition->secondary_clip != nullptr) {
// special case for shared transitions to split it into two
// set transition to single-clip mode
ca->append(new SetPointer(reinterpret_cast<void**>(&pre->opening_transition->secondary_clip), nullptr));
// clone transition for other clip
ca->append(new AddTransitionCommand(nullptr,
pre->opening_transition->secondary_clip,
pre->opening_transition,
nullptr,
0)
);
}
}
return nullptr;
}
bool Timeline::split_clip_and_relink(ComboAction *ca, int clip, long frame, bool relink) {
// see if we split this clip before
if (split_cache.contains(clip)) {
return false;
}
split_cache.append(clip);
Clip* c = olive::ActiveSequence->clips.at(clip).get();
if (c != nullptr) {
QVector<int> pre_clips;
QVector<ClipPtr> post_clips;
ClipPtr post = split_clip(ca, true, clip, frame);
if (post == nullptr) {
return false;
} else {
post_clips.append(post);
// if alt is not down, split clips links too
if (relink) {
pre_clips.append(clip);
bool original_clip_is_selected = olive::ActiveSequence->IsClipSelected(c, true);
// find linked clips of old clip
for (int i=0;i<c->linked.size();i++) {
int l = c->linked.at(i);
if (!split_cache.contains(l)) {
Clip* link = olive::ActiveSequence->clips.at(l).get();
if ((original_clip_is_selected && olive::ActiveSequence->IsClipSelected(link, true)) || !original_clip_is_selected) {
split_cache.append(l);
ClipPtr s = split_clip(ca, true, l, frame);
if (s != nullptr) {
pre_clips.append(l);
post_clips.append(s);
}
}
}
}
relink_clips_using_ids(pre_clips, post_clips);
}
ca->append(new AddClipCommand(olive::ActiveSequence, post_clips));
return true;
}
}
return false;
}
void Timeline::clean_up_selections(QVector<Selection>& areas) {
for (int i=0;i<areas.size();i++) {
Selection& s = areas[i];
for (int j=0;j<areas.size();j++) {
if (i != j) {
Selection& ss = areas[j];
if (s.track == ss.track) {
bool remove = false;
if (s.in < ss.in && s.out > ss.out) {
// do nothing
} else if (s.in >= ss.in && s.out <= ss.out) {
remove = true;
} else if (s.in <= ss.out && s.out > ss.out) {
ss.out = s.out;
remove = true;
} else if (s.out >= ss.in && s.in < ss.in) {
ss.in = s.in;
remove = true;
}
if (remove) {
areas.removeAt(i);
i--;
break;
}
}
}
}
}
}
bool selection_contains_transition(const Selection& s, Clip* c, int type) {
if (type == kTransitionOpening) {
return c->opening_transition != nullptr
&& s.out == c->timeline_in() + c->opening_transition->get_true_length()
&& ((c->opening_transition->secondary_clip == nullptr && s.in == c->timeline_in())
|| (c->opening_transition->secondary_clip != nullptr && s.in == c->timeline_in() - c->opening_transition->get_true_length()));
} else {
return c->closing_transition != nullptr
&& s.in == c->timeline_out() - c->closing_transition->get_true_length()
&& ((c->closing_transition->secondary_clip == nullptr && s.out == c->timeline_out())
|| (c->closing_transition->secondary_clip != nullptr && s.out == c->timeline_out() + c->closing_transition->get_true_length()));
}
}
void Timeline::delete_areas_and_relink(ComboAction* ca, QVector<Selection>& areas, bool deselect_areas) {
clean_up_selections(areas);
panel_effect_controls->clear_effects(true);
QVector<int> pre_clips;
QVector<ClipPtr> post_clips;
for (int i=0;i<areas.size();i++) {
const Selection& s = areas.at(i);
for (int j=0;j<olive::ActiveSequence->clips.size();j++) {
Clip* c = olive::ActiveSequence->clips.at(j).get();
if (c != nullptr && c->track() == s.track && !c->undeletable) {
if (selection_contains_transition(s, c, kTransitionOpening)) {
// delete opening transition
ca->append(new DeleteTransitionCommand(c->opening_transition));
} else if (selection_contains_transition(s, c, kTransitionClosing)) {
// delete closing transition
ca->append(new DeleteTransitionCommand(c->closing_transition));
} else if (c->timeline_in() >= s.in && c->timeline_out() <= s.out) {
// clips falls entirely within deletion area
ca->append(new DeleteClipAction(olive::ActiveSequence, j));
} else if (c->timeline_in() < s.in && c->timeline_out() > s.out) {
// middle of clip is within deletion area
// duplicate clip
ClipPtr post = split_clip(ca, true, j, s.in, s.out);
pre_clips.append(j);
post_clips.append(post);
} else if (c->timeline_in() < s.in && c->timeline_out() > s.in) {
// only out point is in deletion area
c->move(ca, c->timeline_in(), s.in, c->clip_in(), c->track());
if (c->closing_transition != nullptr) {
if (s.in < c->timeline_out() - c->closing_transition->get_true_length()) {
ca->append(new DeleteTransitionCommand(c->closing_transition));
} else {
ca->append(new ModifyTransitionCommand(c->closing_transition, c->closing_transition->get_true_length() - (c->timeline_out() - s.in)));
}
}
} else if (c->timeline_in() < s.out && c->timeline_out() > s.out) {
// only in point is in deletion area
c->move(ca, s.out, c->timeline_out(), c->clip_in() + (s.out - c->timeline_in()), c->track());
if (c->opening_transition != nullptr) {
if (s.out > c->timeline_in() + c->opening_transition->get_true_length()) {
ca->append(new DeleteTransitionCommand(c->opening_transition));
} else {
ca->append(new ModifyTransitionCommand(c->opening_transition, c->opening_transition->get_true_length() - (s.out - c->timeline_in())));
}
}
}
}
}
}
// deselect selected clip areas
if (deselect_areas) {
QVector<Selection> area_copy = areas;
for (int i=0;i<area_copy.size();i++) {
const Selection& s = area_copy.at(i);
deselect_area(s.in, s.out, s.track);
}
}
relink_clips_using_ids(pre_clips, post_clips);
ca->append(new AddClipCommand(olive::ActiveSequence, post_clips));
}
void Timeline::copy(bool del) {
bool cleared = false;
bool copied = false;
long min_in = 0;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
for (int j=0;j<olive::ActiveSequence->selections.size();j++) {
const Selection& s = olive::ActiveSequence->selections.at(j);
if (s.track == c->track() && !((c->timeline_in() <= s.in && c->timeline_out() <= s.in) || (c->timeline_in() >= s.out && c->timeline_out() >= s.out))) {
if (!cleared) {
clear_clipboard();
cleared = true;
clipboard_type = CLIPBOARD_TYPE_CLIP;
}
ClipPtr copied_clip = c->copy(nullptr);
// copy linked IDs (we correct these later in paste())
copied_clip->linked = c->linked;
if (copied_clip->timeline_in() < s.in) {
copied_clip->set_clip_in(copied_clip->clip_in() + (s.in - copied_clip->timeline_in()));
copied_clip->set_timeline_in(s.in);
}
if (copied_clip->timeline_out() > s.out) {
copied_clip->set_timeline_out(s.out);
}
if (copied) {
min_in = qMin(min_in, s.in);
} else {
min_in = s.in;
copied = true;
}
copied_clip->load_id = i;
clipboard.append(copied_clip);
}
}
}
}
for (int i=0;i<clipboard.size();i++) {
// initialize all timeline_ins to 0 or offsets of
ClipPtr c = std::static_pointer_cast<Clip>(clipboard.at(i));
c->set_timeline_in(c->timeline_in() - min_in);
c->set_timeline_out(c->timeline_out() - min_in);
}
if (del && copied) {
delete_selection(olive::ActiveSequence->selections, false);
}
}
void Timeline::relink_clips_using_ids(QVector<int>& old_clips, QVector<ClipPtr>& new_clips) {
// relink pasted clips
for (int i=0;i<old_clips.size();i++) {
// these indices should correspond
ClipPtr oc = olive::ActiveSequence->clips.at(old_clips.at(i));
for (int j=0;j<oc->linked.size();j++) {
for (int k=0;k<old_clips.size();k++) { // find clip with that ID
if (oc->linked.at(j) == old_clips.at(k)) {
if (new_clips.at(i) != nullptr) {
new_clips.at(i)->linked.append(k);
}
}
}
}
}
}
void Timeline::paste(bool insert) {
if (clipboard.size() > 0) {
if (clipboard_type == CLIPBOARD_TYPE_CLIP) {
ComboAction* ca = new ComboAction();
// create copies and delete areas that we'll be pasting to
QVector<Selection> delete_areas;
QVector<ClipPtr> pasted_clips;
long paste_start = LONG_MAX;
long paste_end = LONG_MIN;
for (int i=0;i<clipboard.size();i++) {
ClipPtr c = std::static_pointer_cast<Clip>(clipboard.at(i));
// create copy of clip and offset by playhead
ClipPtr cc(c->copy(olive::ActiveSequence));
// convert frame rates
cc->set_timeline_in(rescale_frame_number(cc->timeline_in(), c->cached_frame_rate(), olive::ActiveSequence->frame_rate));
cc->set_timeline_out(rescale_frame_number(cc->timeline_out(), c->cached_frame_rate(), olive::ActiveSequence->frame_rate));
cc->set_clip_in(rescale_frame_number(cc->clip_in(), c->cached_frame_rate(), olive::ActiveSequence->frame_rate));
cc->set_timeline_in(cc->timeline_in() + olive::ActiveSequence->playhead);
cc->set_timeline_out(cc->timeline_out() + olive::ActiveSequence->playhead);
cc->set_track(c->track());
paste_start = qMin(paste_start, cc->timeline_in());
paste_end = qMax(paste_end, cc->timeline_out());
pasted_clips.append(cc);
if (!insert) {
Selection s;
s.in = cc->timeline_in();
s.out = cc->timeline_out();
s.track = c->track();
delete_areas.append(s);
}
}
if (insert) {
split_cache.clear();
split_all_clips_at_point(ca, olive::ActiveSequence->playhead);
ripple_clips(ca, olive::ActiveSequence, paste_start, paste_end - paste_start);
} else {
delete_areas_and_relink(ca, delete_areas, false);
}
// correct linked clips
for (int i=0;i<clipboard.size();i++) {
// these indices should correspond
ClipPtr oc = std::static_pointer_cast<Clip>(clipboard.at(i));
for (int j=0;j<oc->linked.size();j++) {
for (int k=0;k<clipboard.size();k++) { // find clip with that ID
ClipPtr comp = std::static_pointer_cast<Clip>(clipboard.at(k));
if (comp->load_id == oc->linked.at(j)) {
pasted_clips.at(i)->linked.append(k);
}
}
}
}
ca->append(new AddClipCommand(olive::ActiveSequence, pasted_clips));
olive::UndoStack.push(ca);
update_ui(true);
if (olive::CurrentConfig.paste_seeks) {
panel_sequence_viewer->seek(paste_end);
}
} else if (clipboard_type == CLIPBOARD_TYPE_EFFECT) {
ComboAction* ca = new ComboAction();
bool replace = false;
bool skip = false;
bool ask_conflict = true;
QVector<Clip*> selected_clips = olive::ActiveSequence->SelectedClips();
for (int i=0;i<selected_clips.size();i++) {
Clip* c = selected_clips.at(i);
for (int j=0;j<clipboard.size();j++) {
EffectPtr e = std::static_pointer_cast<Effect>(clipboard.at(j));
if ((c->track() < 0) == (e->meta->subtype == EFFECT_TYPE_VIDEO)) {
int found = -1;
if (ask_conflict) {
replace = false;
skip = false;
}
for (int k=0;k<c->effects.size();k++) {
if (c->effects.at(k)->meta == e->meta) {
found = k;
break;
}
}
if (found >= 0 && ask_conflict) {
QMessageBox box(this);
box.setWindowTitle(tr("Effect already exists"));
box.setText(tr("Clip '%1' already contains a '%2' effect. "
"Would you like to replace it with the pasted one or add it as a separate effect?")
.arg(c->name(), e->meta->name));
box.setIcon(QMessageBox::Icon::Question);
box.addButton(tr("Add"), QMessageBox::YesRole);
QPushButton* replace_button = box.addButton(tr("Replace"), QMessageBox::NoRole);
QPushButton* skip_button = box.addButton(tr("Skip"), QMessageBox::RejectRole);
QCheckBox* future_box = new QCheckBox(tr("Do this for all conflicts found"), &box);
box.setCheckBox(future_box);
box.exec();
if (box.clickedButton() == replace_button) {
replace = true;
} else if (box.clickedButton() == skip_button) {
skip = true;
}
ask_conflict = !future_box->isChecked();
}
if (found >= 0 && skip) {
// do nothing
} else if (found >= 0 && replace) {
EffectDeleteCommand* delcom = new EffectDeleteCommand();
delcom->clips.append(c);
delcom->fx.append(found);
ca->append(delcom);
ca->append(new AddEffectCommand(c, e->copy(c), nullptr, found));
} else {
ca->append(new AddEffectCommand(c, e->copy(c), nullptr));
}
}
}
}
if (ca->hasActions()) {
ca->appendPost(new ReloadEffectsCommand());
olive::UndoStack.push(ca);
} else {
delete ca;
}
update_ui(true);
}
}
}
void Timeline::edit_to_point_internal(bool in, bool ripple) {
if (olive::ActiveSequence != nullptr) {
if (olive::ActiveSequence->clips.size() > 0) {
// get track count
int track_min = INT_MAX;
int track_max = INT_MIN;
long sequence_end = 0;
bool playhead_falls_on_in = false;
bool playhead_falls_on_out = false;
long next_cut = LONG_MAX;
long prev_cut = 0;
// find closest in point to playhead
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
track_min = qMin(track_min, c->track());
track_max = qMax(track_max, c->track());
sequence_end = qMax(c->timeline_out(), sequence_end);
if (c->timeline_in() == olive::ActiveSequence->playhead)
playhead_falls_on_in = true;
if (c->timeline_out() == olive::ActiveSequence->playhead)
playhead_falls_on_out = true;
if (c->timeline_in() > olive::ActiveSequence->playhead)
next_cut = qMin(c->timeline_in(), next_cut);
if (c->timeline_out() > olive::ActiveSequence->playhead)
next_cut = qMin(c->timeline_out(), next_cut);
if (c->timeline_in() < olive::ActiveSequence->playhead)
prev_cut = qMax(c->timeline_in(), prev_cut);
if (c->timeline_out() < olive::ActiveSequence->playhead)
prev_cut = qMax(c->timeline_out(), prev_cut);
}
}
next_cut = qMin(sequence_end, next_cut);
QVector<Selection> areas;
ComboAction* ca = new ComboAction();
bool push_undo = true;
long seek = olive::ActiveSequence->playhead;
if ((in && (playhead_falls_on_out || (playhead_falls_on_in && olive::ActiveSequence->playhead == 0)))
|| (!in && (playhead_falls_on_in || (playhead_falls_on_out && olive::ActiveSequence->playhead == sequence_end)))) { // one frame mode
if (ripple) {
// set up deletion areas based on track count
long in_point = olive::ActiveSequence->playhead;
if (!in) {
in_point--;
seek--;
}
if (in_point >= 0) {
Selection s;
s.in = in_point;
s.out = in_point + 1;
for (int i=track_min;i<=track_max;i++) {
s.track = i;
areas.append(s);
}
// trim and move clips around the in point
delete_areas_and_relink(ca, areas, true);
if (ripple) ripple_clips(ca, olive::ActiveSequence, in_point, -1);
} else {
push_undo = false;
}
} else {
push_undo = false;
}
} else {
// set up deletion areas based on track count
Selection s;
if (in) seek = prev_cut;
s.in = in ? prev_cut : olive::ActiveSequence->playhead;
s.out = in ? olive::ActiveSequence->playhead : next_cut;
if (s.in == s.out) {
push_undo = false;
} else {
for (int i=track_min;i<=track_max;i++) {
s.track = i;
areas.append(s);
}
// trim and move clips around the in point
delete_areas_and_relink(ca, areas, true);
if (ripple) ripple_clips(ca, olive::ActiveSequence, s.in, s.in - s.out);
}
}
if (push_undo) {
olive::UndoStack.push(ca);
update_ui(true);
if (seek != olive::ActiveSequence->playhead && ripple) {
panel_sequence_viewer->seek(seek);
}
} else {
delete ca;
}
} else {
panel_sequence_viewer->seek(0);
}
}
}
bool Timeline::split_selection(ComboAction* ca) {
bool split = false;
// temporary relinking vectors
QVector<int> pre_splits;
QVector<ClipPtr> post_splits;
QVector<ClipPtr> secondary_post_splits;
// find clips within selection and split
for (int j=0;j<olive::ActiveSequence->clips.size();j++) {
ClipPtr clip = olive::ActiveSequence->clips.at(j);
if (clip != nullptr) {
for (int i=0;i<olive::ActiveSequence->selections.size();i++) {
const Selection& s = olive::ActiveSequence->selections.at(i);
if (s.track == clip->track()) {
ClipPtr post_b = split_clip(ca, true, j, s.out);
ClipPtr post_a = split_clip(ca, true, j, s.in);
pre_splits.append(j);
post_splits.append(post_a);
secondary_post_splits.append(post_b);
if (post_a != nullptr) {
post_a->set_timeline_out(qMin(post_a->timeline_out(), s.out));
}
split = true;
}
}
}
}
if (split) {
// relink after splitting
relink_clips_using_ids(pre_splits, post_splits);
relink_clips_using_ids(pre_splits, secondary_post_splits);
ca->append(new AddClipCommand(olive::ActiveSequence, post_splits));
ca->append(new AddClipCommand(olive::ActiveSequence, secondary_post_splits));
return true;
}
return false;
}
bool Timeline::split_all_clips_at_point(ComboAction* ca, long point) {
bool split = false;
for (int j=0;j<olive::ActiveSequence->clips.size();j++) {
ClipPtr c = olive::ActiveSequence->clips.at(j);
if (c != nullptr) {
// always relinks
if (split_clip_and_relink(ca, j, point, true)) {
split = true;
}
}
}
return split;
}
void Timeline::split_at_playhead() {
ComboAction* ca = new ComboAction();
bool split_selected = false;
split_cache.clear();
if (olive::ActiveSequence->selections.size() > 0) {
// see if whole clips are selected
QVector<int> pre_clips;
QVector<ClipPtr> post_clips;
for (int j=0;j<olive::ActiveSequence->clips.size();j++) {
Clip* clip = olive::ActiveSequence->clips.at(j).get();
if (clip != nullptr && olive::ActiveSequence->IsClipSelected(clip, true)) {
ClipPtr s = split_clip(ca, true, j, olive::ActiveSequence->playhead);
if (s != nullptr) {
pre_clips.append(j);
post_clips.append(s);
split_selected = true;
}
}
}
if (split_selected) {
// relink clips if we split
relink_clips_using_ids(pre_clips, post_clips);
ca->append(new AddClipCommand(olive::ActiveSequence, post_clips));
} else {
// split a selection if not
split_selected = split_selection(ca);
}
}
// if nothing was selected or no selections fell within playhead, simply split at playhead
if (!split_selected) {
split_selected = split_all_clips_at_point(ca, olive::ActiveSequence->playhead);
}
if (split_selected) {
olive::UndoStack.push(ca);
update_ui(true);
} else {
delete ca;
}
}
void Timeline::ripple_delete() {
if (olive::ActiveSequence != nullptr) {
if (olive::ActiveSequence->selections.size() > 0) {
panel_timeline->delete_selection(olive::ActiveSequence->selections, true);
} else if (olive::CurrentConfig.hover_focus && get_focused_panel() == panel_timeline) {
if (panel_timeline->can_ripple_empty_space(panel_timeline->cursor_frame, panel_timeline->cursor_track)) {
panel_timeline->ripple_delete_empty_space();
}
}
}
}
void Timeline::deselect_area(long in, long out, int track) {
int len = olive::ActiveSequence->selections.size();
for (int i=0;i<len;i++) {
Selection& s = olive::ActiveSequence->selections[i];
if (s.track == track) {
if (s.in >= in && s.out <= out) {
// whole selection is in deselect area
olive::ActiveSequence->selections.removeAt(i);
i--;
len--;
} else if (s.in < in && s.out > out) {
// middle of selection is in deselect area
Selection new_sel;
new_sel.in = out;
new_sel.out = s.out;
new_sel.track = s.track;
olive::ActiveSequence->selections.append(new_sel);
s.out = in;
} else if (s.in < in && s.out > in) {
// only out point is in deselect area
s.out = in;
} else if (s.in < out && s.out > out) {
// only in point is in deselect area
s.in = out;
}
}
}
}
bool Timeline::snap_to_point(long point, long* l) {
int limit = get_snap_range();
if (*l > point-limit-1 && *l < point+limit+1) {
snap_point = point;
*l = point;
snapped = true;
return true;
}
return false;
}
bool Timeline::snap_to_timeline(long* l, bool use_playhead, bool use_markers, bool use_workarea) {
snapped = false;
if (snapping) {
if (use_playhead && !panel_sequence_viewer->playing) {
// snap to playhead
if (snap_to_point(olive::ActiveSequence->playhead, l)) return true;
}
// snap to marker
if (use_markers) {
for (int i=0;i<olive::ActiveSequence->markers.size();i++) {
if (snap_to_point(olive::ActiveSequence->markers.at(i).frame, l)) return true;
}
}
// snap to in/out
if (use_workarea && olive::ActiveSequence->using_workarea) {
if (snap_to_point(olive::ActiveSequence->workarea_in, l)) return true;
if (snap_to_point(olive::ActiveSequence->workarea_out, l)) return true;
}
// snap to clip/transition
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
ClipPtr c = olive::ActiveSequence->clips.at(i);
if (c != nullptr) {
if (snap_to_point(c->timeline_in(), l)) {
return true;
} else if (snap_to_point(c->timeline_out(), l)) {
return true;
} else if (c->opening_transition != nullptr
&& snap_to_point(c->timeline_in() + c->opening_transition->get_true_length(), l)) {
return true;
} else if (c->closing_transition != nullptr
&& snap_to_point(c->timeline_out() - c->closing_transition->get_true_length(), l)) {
return true;
} else {
// try to snap to clip markers
for (int j=0;j<c->get_markers().size();j++) {
if (snap_to_point(c->get_markers().at(j).frame + c->timeline_in() - c->clip_in(), l)) {
return true;
}
}
}
}
}
}
return false;
}
void Timeline::set_marker() {
// determine if any clips are selected, and if so add markers to clips rather than the sequence
QVector<int> clips_selected;
bool clip_mode = false;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
Clip* c = olive::ActiveSequence->clips.at(i).get();
if (c != nullptr
&& olive::ActiveSequence->IsClipSelected(c, true)) {
// only add markers if the playhead is inside the clip
if (olive::ActiveSequence->playhead >= c->timeline_in()
&& olive::ActiveSequence->playhead <= c->timeline_out()) {
clips_selected.append(i);
}
// we are definitely adding markers to clips though
clip_mode = true;
}
}
// if we've selected clips but none of the clips are within the playhead,
// nothing to do here
if (clip_mode && clips_selected.size() == 0) {
return;
}
// pass off to internal set marker function
set_marker_internal(olive::ActiveSequence, clips_selected);
}
void Timeline::delete_inout() {
panel_timeline->delete_in_out_internal(false);
}
void Timeline::ripple_delete_inout() {
panel_timeline->delete_in_out_internal(true);
}
void Timeline::ripple_to_in_point() {
panel_timeline->edit_to_point_internal(true, true);
}
void Timeline::ripple_to_out_point() {
panel_timeline->edit_to_point_internal(false, true);
}
void Timeline::edit_to_in_point() {
panel_timeline->edit_to_point_internal(true, false);
}
void Timeline::edit_to_out_point() {
panel_timeline->edit_to_point_internal(false, false);
}
void Timeline::toggle_links() {
LinkCommand* command = new LinkCommand();
command->s = olive::ActiveSequence;
for (int i=0;i<olive::ActiveSequence->clips.size();i++) {
Clip* c = olive::ActiveSequence->clips.at(i).get();
if (c != nullptr && olive::ActiveSequence->IsClipSelected(c, true)) {
if (!command->clips.contains(i)) command->clips.append(i);
if (c->linked.size() > 0) {
command->link = false; // prioritize unlinking
for (int j=0;j<c->linked.size();j++) { // add links to the command
if (!command->clips.contains(c->linked.at(j))) command->clips.append(c->linked.at(j));
}
}
}
}
if (command->clips.size() > 0) {
olive::UndoStack.push(command);
repaint_timeline();
} else {
delete command;
}
}
void Timeline::deselect() {
olive::ActiveSequence->selections.clear();
repaint_timeline();
}
long getFrameFromScreenPoint(double zoom, int x) {
long f = qRound(double(x) / zoom);
if (f < 0) {
return 0;
}
return f;
}
int getScreenPointFromFrame(double zoom, long frame) {
return qRound(double(frame)*zoom);
}
long Timeline::getTimelineFrameFromScreenPoint(int x) {
return getFrameFromScreenPoint(zoom, x + scroll);
}
int Timeline::getTimelineScreenPointFromFrame(long frame) {
return getScreenPointFromFrame(zoom, frame) - scroll;
}
void Timeline::add_btn_click() {
QMenu add_menu(this);
QAction* titleMenuItem = new QAction(&add_menu);
titleMenuItem->setText(tr("Title..."));
titleMenuItem->setData(ADD_OBJ_TITLE);
add_menu.addAction(titleMenuItem);
QAction* solidMenuItem = new QAction(&add_menu);
solidMenuItem->setText(tr("Solid Color..."));
solidMenuItem->setData(ADD_OBJ_SOLID);
add_menu.addAction(solidMenuItem);
QAction* barsMenuItem = new QAction(&add_menu);
barsMenuItem->setText(tr("Bars..."));
barsMenuItem->setData(ADD_OBJ_BARS);
add_menu.addAction(barsMenuItem);
add_menu.addSeparator();
QAction* toneMenuItem = new QAction(&add_menu);
toneMenuItem->setText(tr("Tone..."));
toneMenuItem->setData(ADD_OBJ_TONE);
add_menu.addAction(toneMenuItem);
QAction* noiseMenuItem = new QAction(&add_menu);
noiseMenuItem->setText(tr("Noise..."));
noiseMenuItem->setData(ADD_OBJ_NOISE);
add_menu.addAction(noiseMenuItem);
connect(&add_menu, SIGNAL(triggered(QAction*)), this, SLOT(add_menu_item(QAction*)));
add_menu.exec(QCursor::pos());
}
void Timeline::add_menu_item(QAction* action) {
creating = true;
creating_object = action->data().toInt();
}
void Timeline::setScroll(int s) {
scroll = s;
headers->set_scroll(s);
repaint_timeline();
}
void Timeline::record_btn_click() {
if (olive::ActiveProjectFilename.isEmpty()) {
QMessageBox::critical(this,
tr("Unsaved Project"),
tr("You must save this project before you can record audio in it."),
QMessageBox::Ok);
} else {
creating = true;
creating_object = ADD_OBJ_AUDIO;
olive::MainWindow->statusBar()->showMessage(
tr("Click on the timeline where you want to start recording (drag to limit the recording to a certain timeframe)"),
10000);
}
}
void Timeline::transition_tool_click() {
creating = false;
QMenu transition_menu(this);
for (int i=0;i<effects.size();i++) {
const EffectMeta& em = effects.at(i);
if (em.type == EFFECT_TYPE_TRANSITION && em.subtype == EFFECT_TYPE_VIDEO) {
QAction* a = transition_menu.addAction(em.name);
a->setObjectName("v");
a->setData(reinterpret_cast<quintptr>(&em));
}
}
transition_menu.addSeparator();
for (int i=0;i<effects.size();i++) {
const EffectMeta& em = effects.at(i);
if (em.type == EFFECT_TYPE_TRANSITION && em.subtype == EFFECT_TYPE_AUDIO) {
QAction* a = transition_menu.addAction(em.name);
a->setObjectName("a");
a->setData(reinterpret_cast<quintptr>(&em));
}
}
connect(&transition_menu, SIGNAL(triggered(QAction*)), this, SLOT(transition_menu_select(QAction*)));
toolTransitionButton->setChecked(false);
transition_menu.exec(QCursor::pos());
}
void Timeline::transition_menu_select(QAction* a) {
transition_tool_meta = reinterpret_cast<const EffectMeta*>(a->data().value<quintptr>());
if (a->objectName() == "v") {
transition_tool_side = -1;
} else {
transition_tool_side = 1;
}
decheck_tool_buttons(sender());
timeline_area->setCursor(Qt::CrossCursor);
tool = TIMELINE_TOOL_TRANSITION;
toolTransitionButton->setChecked(true);
}
void Timeline::resize_move(double z) {
set_zoom_value(zoom * z);
}
void Timeline::set_sb_max() {
headers->set_scrollbar_max(horizontalScrollBar, olive::ActiveSequence->getEndFrame(), editAreas->width() - getScreenPointFromFrame(zoom, 200));
}
void Timeline::UpdateTitle() {
QString title = tr("Timeline: ");
if (olive::ActiveSequence == nullptr) {
setWindowTitle(title + tr("(none)"));
} else {
setWindowTitle(title + olive::ActiveSequence->name);
update_ui(false);
}
}
void Timeline::setup_ui() {
QWidget* dockWidgetContents = new QWidget();
QHBoxLayout* horizontalLayout = new QHBoxLayout(dockWidgetContents);
horizontalLayout->setSpacing(0);
horizontalLayout->setMargin(0);
setWidget(dockWidgetContents);
tool_button_widget = new QWidget();
tool_button_widget->setObjectName("timeline_toolbar");
tool_button_widget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
FlowLayout* tool_buttons_layout = new FlowLayout(tool_button_widget);
tool_buttons_layout->setSpacing(4);
tool_buttons_layout->setMargin(0);
toolArrowButton = new QPushButton();
toolArrowButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/arrow.svg")));
toolArrowButton->setCheckable(true);
toolArrowButton->setProperty("tool", TIMELINE_TOOL_POINTER);
connect(toolArrowButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolArrowButton);
toolEditButton = new QPushButton();
toolEditButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/beam.svg")));
toolEditButton->setCheckable(true);
toolEditButton->setProperty("tool", TIMELINE_TOOL_EDIT);
connect(toolEditButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolEditButton);
toolRippleButton = new QPushButton();
toolRippleButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/ripple.svg")));
toolRippleButton->setCheckable(true);
toolRippleButton->setProperty("tool", TIMELINE_TOOL_RIPPLE);
connect(toolRippleButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolRippleButton);
toolRazorButton = new QPushButton();
toolRazorButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/razor.svg")));
toolRazorButton->setCheckable(true);
toolRazorButton->setProperty("tool", TIMELINE_TOOL_RAZOR);
connect(toolRazorButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolRazorButton);
toolSlipButton = new QPushButton();
toolSlipButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/slip.svg")));
toolSlipButton->setCheckable(true);
toolSlipButton->setProperty("tool", TIMELINE_TOOL_SLIP);
connect(toolSlipButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolSlipButton);
toolSlideButton = new QPushButton();
toolSlideButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/slide.svg")));
toolSlideButton->setCheckable(true);
toolSlideButton->setProperty("tool", TIMELINE_TOOL_SLIDE);
connect(toolSlideButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolSlideButton);
toolHandButton = new QPushButton();
toolHandButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/hand.svg")));
toolHandButton->setCheckable(true);
toolHandButton->setProperty("tool", TIMELINE_TOOL_HAND);
connect(toolHandButton, SIGNAL(clicked(bool)), this, SLOT(set_tool()));
tool_buttons_layout->addWidget(toolHandButton);
toolTransitionButton = new QPushButton();
toolTransitionButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/transition-tool.svg")));
toolTransitionButton->setCheckable(true);
connect(toolTransitionButton, SIGNAL(clicked(bool)), this, SLOT(transition_tool_click()));
tool_buttons_layout->addWidget(toolTransitionButton);
snappingButton = new QPushButton();
snappingButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/magnet.svg")));
snappingButton->setCheckable(true);
snappingButton->setChecked(true);
connect(snappingButton, SIGNAL(toggled(bool)), this, SLOT(snapping_clicked(bool)));
tool_buttons_layout->addWidget(snappingButton);
zoomInButton = new QPushButton();
zoomInButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/zoomin.svg")));
connect(zoomInButton, SIGNAL(clicked(bool)), this, SLOT(zoom_in()));
tool_buttons_layout->addWidget(zoomInButton);
zoomOutButton = new QPushButton();
zoomOutButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/zoomout.svg")));
connect(zoomOutButton, SIGNAL(clicked(bool)), this, SLOT(zoom_out()));
tool_buttons_layout->addWidget(zoomOutButton);
recordButton = new QPushButton();
recordButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/record.svg")));
connect(recordButton, SIGNAL(clicked(bool)), this, SLOT(record_btn_click()));
tool_buttons_layout->addWidget(recordButton);
addButton = new QPushButton();
addButton->setIcon(OliveGlobal::CreateIconFromSVG(QStringLiteral(":/icons/add-button.svg")));
connect(addButton, SIGNAL(clicked()), this, SLOT(add_btn_click()));
tool_buttons_layout->addWidget(addButton);
horizontalLayout->addWidget(tool_button_widget);
timeline_area = new QWidget();
QSizePolicy timeline_area_policy(QSizePolicy::Minimum, QSizePolicy::Minimum);
timeline_area_policy.setHorizontalStretch(1);
timeline_area_policy.setVerticalStretch(0);
timeline_area_policy.setHeightForWidth(timeline_area->sizePolicy().hasHeightForWidth());
timeline_area->setSizePolicy(timeline_area_policy);
QVBoxLayout* timeline_area_layout = new QVBoxLayout(timeline_area);
timeline_area_layout->setSpacing(0);
timeline_area_layout->setContentsMargins(0, 0, 0, 0);
headers = new TimelineHeader();
timeline_area_layout->addWidget(headers);
editAreas = new QWidget();
QHBoxLayout* editAreaLayout = new QHBoxLayout(editAreas);
editAreaLayout->setSpacing(0);
editAreaLayout->setContentsMargins(0, 0, 0, 0);
QSplitter* splitter = new QSplitter();
splitter->setChildrenCollapsible(false);
splitter->setOrientation(Qt::Vertical);
QWidget* videoContainer = new QWidget();
QHBoxLayout* videoContainerLayout = new QHBoxLayout(videoContainer);
videoContainerLayout->setSpacing(0);
videoContainerLayout->setContentsMargins(0, 0, 0, 0);
video_area = new TimelineWidget();
video_area->setFocusPolicy(Qt::ClickFocus);
videoContainerLayout->addWidget(video_area);
videoScrollbar = new QScrollBar();
videoScrollbar->setMaximum(0);
videoScrollbar->setSingleStep(20);
videoScrollbar->setOrientation(Qt::Vertical);
videoContainerLayout->addWidget(videoScrollbar);
splitter->addWidget(videoContainer);
QWidget* audioContainer = new QWidget();
QHBoxLayout* audioContainerLayout = new QHBoxLayout(audioContainer);
audioContainerLayout->setSpacing(0);
audioContainerLayout->setContentsMargins(0, 0, 0, 0);
audio_area = new TimelineWidget();
audio_area->setFocusPolicy(Qt::ClickFocus);
audioContainerLayout->addWidget(audio_area);
audioScrollbar = new QScrollBar();
audioScrollbar->setMaximum(0);
audioScrollbar->setOrientation(Qt::Vertical);
audioContainerLayout->addWidget(audioScrollbar);
splitter->addWidget(audioContainer);
editAreaLayout->addWidget(splitter);
timeline_area_layout->addWidget(editAreas);
horizontalScrollBar = new ResizableScrollBar();
horizontalScrollBar->setMaximum(0);
horizontalScrollBar->setSingleStep(20);
horizontalScrollBar->setOrientation(Qt::Horizontal);
timeline_area_layout->addWidget(horizontalScrollBar);
horizontalLayout->addWidget(timeline_area);
audio_monitor = new AudioMonitor();
audio_monitor->setMinimumSize(QSize(50, 0));
horizontalLayout->addWidget(audio_monitor);
setWidget(dockWidgetContents);
}
void Timeline::set_tool() {
QPushButton* button = static_cast<QPushButton*>(sender());
decheck_tool_buttons(button);
tool = button->property("tool").toInt();
creating = false;
switch (tool) {
case TIMELINE_TOOL_EDIT:
timeline_area->setCursor(Qt::IBeamCursor);
break;
case TIMELINE_TOOL_RAZOR:
timeline_area->setCursor(olive::Cursor_Razor);
break;
case TIMELINE_TOOL_HAND:
timeline_area->setCursor(Qt::OpenHandCursor);
break;
default:
timeline_area->setCursor(Qt::ArrowCursor);
}
}
void olive::timeline::MultiplyTrackSizesByDPI()
{
kTrackDefaultHeight *= QApplication::desktop()->devicePixelRatio();
kTrackMinHeight *= QApplication::desktop()->devicePixelRatio();
kTrackHeightIncrement *= QApplication::desktop()->devicePixelRatio();
}