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oak-editor/ui/timelinewidget.cpp
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#include "timelinewidget.h"
#include "playback/audio.h"
#include "panels/panels.h"
#include "io/config.h"
#include "project/sequence.h"
#include "project/clip.h"
#include "panels/project.h"
#include "panels/timeline.h"
#include "io/media.h"
#include "ui/sourcetable.h"
#include "panels/effectcontrols.h"
#include "panels/viewer.h"
#include "project/undo.h"
#include "ui_timeline.h"
#include "mainwindow.h"
#include "ui/viewerwidget.h"
#include "debug.h"
#include "effects/effect.h"
#include "effects/transition.h"
#include "effects/video/solideffect.h"
#include <QPainter>
#include <QColor>
#include <QMouseEvent>
#include <QObject>
#include <QVariant>
#include <QPoint>
#include <QMenu>
#include <QMessageBox>
#include <QtMath>
#include <QScrollBar>
#include <QMimeData>
#include <QToolTip>
#define MAX_TEXT_WIDTH 20
TimelineWidget::TimelineWidget(QWidget *parent) : QWidget(parent) {
selection_command = NULL;
scroll = 0;
bottom_align = false;
track_resizing = false;
setMouseTracking(true);
setAcceptDrops(true);
setContextMenuPolicy(Qt::CustomContextMenu);
connect(this, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(show_context_menu(const QPoint&)));
tooltip_timer.setInterval(500);
connect(&tooltip_timer, SIGNAL(timeout()), this, SLOT(tooltip_timer_timeout()));
}
void TimelineWidget::right_click_ripple() {
QVector<Selection> sels;
Selection s;
s.in = rc_ripple_min;
s.out = rc_ripple_max;
s.track = panel_timeline->cursor_track;
sels.append(s);
panel_timeline->delete_selection(sels, true);
}
void TimelineWidget::show_context_menu(const QPoint& pos) {
// hack because sometimes right clicking doesn't trigger mouseReleaseEvent
panel_timeline->rect_select_init = false;
panel_timeline->rect_select_proc = false;
QMenu menu(this);
QAction* undoAction = menu.addAction("&Undo");
QAction* redoAction = menu.addAction("&Redo");
connect(undoAction, SIGNAL(triggered(bool)), mainWindow, SLOT(undo()));
connect(redoAction, SIGNAL(triggered(bool)), mainWindow, SLOT(redo()));
undoAction->setEnabled(undo_stack.canUndo());
redoAction->setEnabled(undo_stack.canRedo());
menu.addSeparator();
if (sequence->selections.size() == 0) {
// no clips are selected
panel_timeline->cursor_frame = panel_timeline->getTimelineFrameFromScreenPoint(pos.x());
panel_timeline->cursor_track = getTrackFromScreenPoint(pos.y());
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<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL) {
if (c->timeline_in > panel_timeline->cursor_frame || c->timeline_out > panel_timeline->cursor_frame) {
at_end_of_sequence = false;
}
if (c->track == panel_timeline->cursor_track) {
if (c->timeline_in <= panel_timeline->cursor_frame && c->timeline_out >= panel_timeline->cursor_frame) {
can_ripple_delete = false;
break;
} else if (c->timeline_out < panel_timeline->cursor_frame) {
rc_ripple_min = qMax(rc_ripple_min, c->timeline_out);
} else if (c->timeline_in > panel_timeline->cursor_frame) {
rc_ripple_max = qMin(rc_ripple_max, c->timeline_in);
}
}
}
}
if (can_ripple_delete && !at_end_of_sequence) {
QAction* ripple_delete_action = menu.addAction("&Ripple Delete");
connect(ripple_delete_action, SIGNAL(triggered(bool)), this, SLOT(right_click_ripple()));
}
menu.addAction("Sequence settings coming soon...");
} else {
// clips are selected
QAction* cutAction = menu.addAction("C&ut");
connect(cutAction, SIGNAL(triggered(bool)), mainWindow, SLOT(cut()));
QAction* copyAction = menu.addAction("Cop&y");
connect(copyAction, SIGNAL(triggered(bool)), mainWindow, SLOT(copy()));
QAction* pasteAction = menu.addAction("&Paste");
connect(pasteAction, SIGNAL(triggered(bool)), mainWindow, SLOT(paste()));
menu.addSeparator();
QAction* speedAction = menu.addAction("&Speed/Duration");
connect(speedAction, SIGNAL(triggered(bool)), mainWindow, SLOT(openSpeedDialog()));
QAction* autoscaleAction = menu.addAction("Auto-s&cale");
autoscaleAction->setCheckable(true);
connect(autoscaleAction, SIGNAL(triggered(bool)), this, SLOT(toggle_autoscale()));
// collect all the selected clips
QVector<Clip*> selected_clips;
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL && panel_timeline->is_clip_selected(c, true)) {
selected_clips.append(c);
}
}
// set autoscale arbitrarily to the first selected clip
autoscaleAction->setChecked(selected_clips.at(0)->autoscale);
// check if all selected clips have the same media for a "Reveal In Project"
bool same_media = true;
rc_reveal_media = selected_clips.at(0)->media;
for (int i=1;i<selected_clips.size();i++) {
if (selected_clips.at(i)->media != rc_reveal_media) {
same_media = false;
break;
}
}
if (same_media) {
QAction* revealInProjectAction = menu.addAction("&Reveal in Project");
connect(revealInProjectAction, SIGNAL(triggered(bool)), this, SLOT(reveal_media()));
}
}
menu.exec(mapToGlobal(pos));
}
void TimelineWidget::toggle_autoscale() {
SetAutoscaleAction* action = new SetAutoscaleAction();
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL && panel_timeline->is_clip_selected(c, true)) {
action->clips.append(c);
}
}
if (action->clips.size() > 0) {
undo_stack.push(action);
} else {
delete action;
}
}
void TimelineWidget::tooltip_timer_timeout() {
if (sequence != NULL) {
if (tooltip_clip < sequence->clips.size()) {
Clip* c = sequence->clips.at(tooltip_clip);
if (c != NULL) {
QToolTip::showText(QCursor::pos(),
c->name
+ "\nStart: " + frame_to_timecode(c->timeline_in, config.timecode_view, sequence->frame_rate)
+ "\nEnd: " + frame_to_timecode(c->timeline_out, config.timecode_view, sequence->frame_rate)
+ "\nDuration: " + frame_to_timecode(c->getLength(), config.timecode_view, sequence->frame_rate));
}
}
}
tooltip_timer.stop();
}
bool same_sign(int a, int b) {
return (a < 0) == (b < 0);
}
void TimelineWidget::dragEnterEvent(QDragEnterEvent *event) {
bool import_init = false;
QVector<void*> media_list;
QVector<int> type_list;
if (event->source() == panel_project->source_table) {
QList<QTreeWidgetItem*> items = panel_project->source_table->selectedItems();
media_list.resize(items.size());
type_list.resize(items.size());
for (int i=0;i<items.size();i++) {
type_list[i] = get_type_from_tree(items.at(i));
media_list[i] = get_media_from_tree(items.at(i));
}
import_init = true;
}
if (event->source() == panel_footage_viewer->viewer_widget) {
Sequence* proposed_seq = panel_footage_viewer->seq;
if (proposed_seq != sequence) { // don't allow nesting the same sequence
if (proposed_seq->wrapper_sequence) {
type_list.append(MEDIA_TYPE_FOOTAGE);
media_list.append(proposed_seq->clips.at(0)->media);
} else {
type_list.append(MEDIA_TYPE_SEQUENCE);
media_list.append(proposed_seq);
}
import_init = true;
}
}
if (config.enable_drag_files_to_timeline && event->mimeData()->hasUrls()) {
dout << "TODO get data for:";
QList<QUrl> urls = event->mimeData()->urls();
if (!urls.isEmpty()) {
for (int i=0;i<urls.size();i++) {
dout << (urls.at(i).toLocalFile());
}
}
import_init = true;
}
if (import_init) {
event->accept();
panel_timeline->video_ghosts = false;
panel_timeline->audio_ghosts = false;
QPoint pos = event->pos();
long entry_point;
if (sequence == NULL) {
// if no sequence, we're going to create a new one using the clips as a reference
entry_point = 0;
// shitty hardcoded default values
predicted_video_width = 1920;
predicted_video_height = 1080;
predicted_new_frame_rate = 29.97;
predicted_audio_freq = 48000;
predicted_audio_layout = 3;
bool got_video_values = false;
bool got_audio_values = false;
for (int i=0;i<media_list.size();i++) {
switch (type_list.at(i)) {
case MEDIA_TYPE_FOOTAGE:
{
Media* m = static_cast<Media*>(media_list.at(i));
if (m->ready) {
if (!got_video_values) {
for (int j=0;j<m->video_tracks.size();j++) {
MediaStream* ms = m->video_tracks.at(j);
predicted_video_width = ms->video_width;
predicted_video_height = ms->video_height;
if (ms->video_frame_rate != 0) {
predicted_new_frame_rate = ms->video_frame_rate;
if (ms->video_interlacing != VIDEO_PROGRESSIVE) predicted_new_frame_rate *= 2;
// only break with a decent frame rate, otherwise there may be a better candidate
got_video_values = true;
break;
}
}
}
if (!got_audio_values) {
for (int j=0;j<m->audio_tracks.size();j++) {
MediaStream* ms = m->audio_tracks.at(j);
predicted_audio_freq = ms->audio_frequency;
got_audio_values = true;
break;
}
}
}
}
break;
case MEDIA_TYPE_SEQUENCE:
{
Sequence* s = static_cast<Sequence*>(media_list.at(i));
predicted_video_width = s->width;
predicted_video_height = s->height;
predicted_new_frame_rate = s->frame_rate;
predicted_audio_freq = s->audio_frequency;
predicted_audio_layout = s->audio_layout;
got_video_values = true;
got_audio_values = true;
}
break;
}
if (got_video_values && got_audio_values) break;
}
} else {
entry_point = panel_timeline->getTimelineFrameFromScreenPoint(pos.x());
panel_timeline->drag_frame_start = entry_point + getFrameFromScreenPoint(panel_timeline->zoom, 50);
panel_timeline->drag_track_start = (bottom_align) ? -1 : 0;
predicted_new_frame_rate = sequence->frame_rate;
}
for (int i=0;i<media_list.size();i++) {
bool can_import = true;
Media* m = NULL;
Sequence* s = NULL;
void* media = NULL;
long sequence_length;
long default_clip_in = 0;
long default_clip_out = 0;
switch (type_list.at(i)) {
case MEDIA_TYPE_FOOTAGE:
m = static_cast<Media*>(media_list.at(i));
media = m;
can_import = m->ready;
if (m->using_inout) {
double source_fr = 30;
if (m->video_tracks.size() > 0) source_fr = m->video_tracks.at(0)->video_frame_rate;
default_clip_in = refactor_frame_number(m->in, source_fr, predicted_new_frame_rate);
default_clip_out = refactor_frame_number(m->out, source_fr, predicted_new_frame_rate);
}
break;
case MEDIA_TYPE_SEQUENCE:
s = static_cast<Sequence*>(media_list.at(i));
sequence_length = s->getEndFrame();
if (sequence != NULL) sequence_length = refactor_frame_number(sequence_length, s->frame_rate, predicted_new_frame_rate);
media = s;
can_import = (s != sequence && sequence_length != 0);
if (s->using_workarea) {
default_clip_in = refactor_frame_number(s->workarea_in, s->frame_rate, predicted_new_frame_rate);
default_clip_out = refactor_frame_number(s->workarea_out, s->frame_rate, predicted_new_frame_rate);
}
break;
default:
can_import = false;
}
if (can_import) {
Ghost g;
g.clip = -1;
g.media_type = type_list.at(i);
g.trimming = false;
g.old_clip_in = g.clip_in = default_clip_in;
g.media = media;
g.in = entry_point;
g.transition = NULL;
switch (type_list.at(i)) {
case MEDIA_TYPE_FOOTAGE:
// is video source a still image?
if (m->video_tracks.size() > 0 && m->video_tracks[0]->infinite_length && m->audio_tracks.size() == 0) {
g.out = g.in + 100;
} else {
long length = m->get_length_in_frames(predicted_new_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++) {
g.track = j;
g.media_stream = m->audio_tracks.at(j)->file_index;
panel_timeline->ghosts.append(g);
panel_timeline->audio_ghosts = true;
}
for (int j=0;j<m->video_tracks.size();j++) {
g.track = -1-j;
g.media_stream = m->video_tracks.at(j)->file_index;
panel_timeline->ghosts.append(g);
panel_timeline->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;
panel_timeline->ghosts.append(g);
g.track = 0;
panel_timeline->ghosts.append(g);
panel_timeline->video_ghosts = true;
panel_timeline->audio_ghosts = true;
break;
}
entry_point = g.out;
}
}
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Ghost& g = panel_timeline->ghosts[i];
g.old_in = g.in;
g.old_out = g.out;
g.old_track = g.track;
}
panel_timeline->importing = true;
}
}
void TimelineWidget::dragMoveEvent(QDragMoveEvent *event) {
if (sequence != NULL && panel_timeline->importing) {
QPoint pos = event->pos();
update_ghosts(pos);
update_ui(false);
}
}
void TimelineWidget::wheelEvent(QWheelEvent *event) {
bool alt = (event->modifiers() & Qt::AltModifier);
int scroll_amount = alt ? (event->angleDelta().x()) : (event->angleDelta().y());
if (scroll_amount != 0) {
bool shift = (event->modifiers() & Qt::ShiftModifier);
bool in = (scroll_amount > 0);
if (config.scroll_zooms != shift) {
panel_timeline->set_zoom(in);
} else {
QScrollBar* bar = alt ? scrollBar : panel_timeline->ui->horizontalScrollBar;
int step = bar->singleStep();
if (in) step = -step;
bar->setValue(bar->value() + step);
}
}
}
void TimelineWidget::dragLeaveEvent(QDragLeaveEvent*) {
if (sequence != NULL && panel_timeline->importing) {
panel_timeline->ghosts.clear();
panel_timeline->importing = false;
update_ui(false);
}
}
void delete_area_under_ghosts(ComboAction* ca) {
// delete areas before adding
QVector<Selection> delete_areas;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
Selection sel;
sel.in = g.in;
sel.out = g.out;
sel.track = g.track;
delete_areas.append(sel);
}
panel_timeline->delete_areas_and_relink(ca, delete_areas);
}
void insert_clips(ComboAction* ca) {
bool ripple_old_point = true;
long earliest_old_point = LONG_MAX;
long latest_old_point = LONG_MIN;
long earliest_new_point = LONG_MAX;
long latest_new_point = LONG_MIN;
QVector<Clip*> ignore_clips;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
earliest_old_point = qMin(earliest_old_point, g.old_in);
latest_old_point = qMax(latest_old_point, g.old_out);
earliest_new_point = qMin(earliest_new_point, g.in);
latest_new_point = qMax(latest_new_point, g.out);
if (g.clip >= 0) {
ignore_clips.append(sequence->clips.at(g.clip));
} else {
ripple_old_point = false;
}
}
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL) {
if (c->timeline_in < earliest_new_point && c->timeline_out > earliest_new_point) {
panel_timeline->split_clip_and_relink(ca, i, earliest_new_point, true);
}
if (ripple_old_point
&& !((c->timeline_in < earliest_old_point && c->timeline_out <= earliest_old_point) || (c->timeline_in >= latest_old_point && c->timeline_out > latest_old_point))
&& !ignore_clips.contains(c)) {
ripple_old_point = false;
}
}
}
panel_timeline->split_cache.clear();
long ripple_length = (latest_new_point - earliest_new_point);
RippleCommand* rc = new RippleCommand(sequence, earliest_new_point, ripple_length);
rc->ignore = ignore_clips;
ca->append(rc);
if (ripple_old_point) {
// works for moving later clips earlier but not earlier to later
long second_ripple_length = (earliest_old_point - latest_old_point);
RippleCommand* rc2 = new RippleCommand(sequence, latest_old_point, second_ripple_length);
rc2->ignore = ignore_clips;
ca->append(rc2);
if (earliest_old_point < earliest_new_point) {
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Ghost& g = panel_timeline->ghosts[i];
g.in += second_ripple_length;
g.out += second_ripple_length;
}
for (int i=0;i<sequence->selections.size();i++) {
Selection& s = sequence->selections[i];
s.in += second_ripple_length;
s.out += second_ripple_length;
}
}
}
}
void TimelineWidget::dropEvent(QDropEvent* event) {
if (panel_timeline->importing && panel_timeline->ghosts.size() > 0) {
event->accept();
ComboAction* ca = new ComboAction();
QVector<Clip*> added_clips;
Sequence* s = sequence;
// if we're dropping into nothing, create a new sequences based on the clip being dragged
if (s == NULL) {
s = new Sequence();
// dumb hardcoded default values, should be settable somewhere
s->name = panel_project->get_next_sequence_name();
s->width = predicted_video_width;
s->height = predicted_video_height;
s->frame_rate = predicted_new_frame_rate;
s->audio_frequency = predicted_audio_freq;
s->audio_layout = predicted_audio_layout;
panel_project->new_sequence(ca, s, true, NULL);
} else if (event->keyboardModifiers() & Qt::ControlModifier) {
insert_clips(ca);
} else {
delete_area_under_ghosts(ca);
}
// add clips
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
Clip* c = new Clip(s);
c->media = g.media;
c->media_type = g.media_type;
c->media_stream = g.media_stream;
c->timeline_in = g.in;
c->timeline_out = g.out;
c->clip_in = g.clip_in;
c->track = g.track;
if (c->media_type == MEDIA_TYPE_FOOTAGE) {
Media* m = static_cast<Media*>(c->media);
if (m->video_tracks.size() == 0) {
// audio only (greenish)
c->color_r = 128;
c->color_g = 192;
c->color_b = 128;
} else if (m->audio_tracks.size() == 0) {
// video only (orangeish)
c->color_r = 192;
c->color_g = 160;
c->color_b = 128;
} else {
// video and audio (blueish)
c->color_r = 128;
c->color_g = 128;
c->color_b = 192;
}
c->name = m->name;
} else if (c->media_type == MEDIA_TYPE_SEQUENCE) {
// sequence (red?ish?)
c->color_r = 192;
c->color_g = 128;
c->color_b = 128;
Sequence* media = static_cast<Sequence*>(c->media);
c->name = media->name;
}
c->recalculateMaxLength();
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++) {
Clip* c = added_clips.at(i);
for (int j=0;j<added_clips.size();j++) {
Clip* cc = added_clips.at(j);
if (c != cc && c->media == cc->media) {
c->linked.append(j);
}
}
if (c->track < 0) {
// add default video effects
c->effects.append(create_effect(VIDEO_TRANSFORM_EFFECT, c));
} else {
// add default audio effects
c->effects.append(create_effect(AUDIO_VOLUME_EFFECT, c));
c->effects.append(create_effect(AUDIO_PAN_EFFECT, c));
}
}
panel_timeline->ghosts.clear();
panel_timeline->importing = false;
panel_timeline->snapped = false;
undo_stack.push(ca);
setFocus();
update_ui(true);
}
}
void TimelineWidget::mouseDoubleClickEvent(QMouseEvent *event) {
if (panel_timeline->tool == TIMELINE_TOOL_EDIT) {
int clip_index = getClipIndexFromCoords(panel_timeline->cursor_frame, panel_timeline->cursor_track);
if (clip_index >= 0) {
Clip* clip = sequence->clips.at(clip_index);
if (!(event->modifiers() & Qt::ShiftModifier)) sequence->selections.clear();
Selection s;
s.in = clip->timeline_in;
s.out = clip->timeline_out;
s.track = clip->track;
sequence->selections.append(s);
update_ui(false);
}
}
}
bool isLiveEditing() {
return (panel_timeline->tool == TIMELINE_TOOL_EDIT || panel_timeline->tool == TIMELINE_TOOL_RAZOR || panel_timeline->creating);
}
void TimelineWidget::mousePressEvent(QMouseEvent *event) {
if (sequence != NULL) {
int tool = panel_timeline->tool;
if (event->button() == Qt::RightButton) {
tool = TIMELINE_TOOL_MENU;
panel_timeline->creating = false;
}
QPoint pos = event->pos();
if (isLiveEditing()) {
panel_timeline->drag_frame_start = panel_timeline->cursor_frame;
panel_timeline->drag_track_start = panel_timeline->cursor_track;
} else {
panel_timeline->drag_frame_start = panel_timeline->getTimelineFrameFromScreenPoint(pos.x());
panel_timeline->drag_track_start = getTrackFromScreenPoint(pos.y());
}
int clip_index = panel_timeline->trim_target;
if (clip_index == -1) clip_index = getClipIndexFromCoords(panel_timeline->drag_frame_start, panel_timeline->drag_track_start);
bool shift = (event->modifiers() & Qt::ShiftModifier);
bool alt = (event->modifiers() & Qt::AltModifier);
if (shift) {
panel_timeline->selection_offset = sequence->selections.size();
} else {
panel_timeline->selection_offset = 0;
}
if (panel_timeline->creating) {
int comp = 0;
switch (panel_timeline->creating_object) {
case ADD_OBJ_TITLE:
case ADD_OBJ_SOLID:
case ADD_OBJ_BARS:
comp = -1;
break;
case ADD_OBJ_TONE:
case ADD_OBJ_NOISE:
case ADD_OBJ_AUDIO:
comp = 1;
break;
}
if ((panel_timeline->drag_track_start < 0) == (comp < 0)) {
Ghost g;
g.in = g.old_in = g.out = g.old_out = panel_timeline->drag_frame_start;
g.track = g.old_track = panel_timeline->drag_track_start;
g.transition = NULL;
g.clip = -1;
g.trimming = true;
g.trim_in = false;
panel_timeline->ghosts.append(g);
panel_timeline->moving_init = true;
panel_timeline->moving_proc = true;
}
} else {
switch (tool) {
case TIMELINE_TOOL_POINTER:
case TIMELINE_TOOL_RIPPLE:
case TIMELINE_TOOL_SLIP:
case TIMELINE_TOOL_ROLLING:
case TIMELINE_TOOL_SLIDE:
case TIMELINE_TOOL_MENU:
{
if (track_resizing && tool != TIMELINE_TOOL_MENU) {
track_resize_mouse_cache = event->pos().y();
panel_timeline->moving_init = true;
} else {
if (clip_index >= 0) {
Clip* clip = sequence->clips.at(clip_index);
if (clip != NULL) {
if (panel_timeline->is_clip_selected(clip, true)) {
if (shift) {
panel_timeline->deselect_area(clip->timeline_in, clip->timeline_out, clip->track);
if (!alt) {
for (int i=0;i<clip->linked.size();i++) {
Clip* link = sequence->clips.at(clip->linked.at(i));
panel_timeline->deselect_area(link->timeline_in, link->timeline_out, link->track);
}
}
} else {
if (panel_timeline->transition_select != TA_NO_TRANSITION) {
panel_timeline->deselect_area(clip->timeline_in, clip->timeline_out, clip->track);
for (int i=0;i<clip->linked.size();i++) {
Clip* link = sequence->clips.at(clip->linked.at(i));
panel_timeline->deselect_area(link->timeline_in, link->timeline_out, link->track);
}
Selection s;
s.track = clip->track;
if (panel_timeline->transition_select == TA_OPENING_TRANSITION && clip->opening_transition != NULL) {
s.in = clip->timeline_in;
s.out = clip->timeline_in + clip->opening_transition->length;
} else if (panel_timeline->transition_select == TA_CLOSING_TRANSITION && clip->closing_transition != NULL) {
s.in = clip->timeline_out - clip->closing_transition->length;
s.out = clip->timeline_out;
}
sequence->selections.append(s);
}
}
} else {
// if "shift" is not down
if (!shift) {
sequence->selections.clear();
}
Selection s;
s.in = clip->timeline_in;
s.out = clip->timeline_out;
if (panel_timeline->transition_select == TA_OPENING_TRANSITION) {
s.out = clip->timeline_in + clip->opening_transition->length;
}
if (panel_timeline->transition_select == TA_CLOSING_TRANSITION) {
s.in = clip->timeline_out - clip->closing_transition->length;
}
s.track = clip->track;
sequence->selections.append(s);
if (config.select_also_seeks) {
panel_sequence_viewer->seek(clip->timeline_in);
}
// if alt is not down, select links
if (!alt && panel_timeline->transition_select == TA_NO_TRANSITION) {
for (int i=0;i<clip->linked.size();i++) {
Clip* link = sequence->clips.at(clip->linked.at(i));
if (!panel_timeline->is_clip_selected(link, true)) {
Selection ss;
ss.in = link->timeline_in;
ss.out = link->timeline_out;
ss.track = link->track;
sequence->selections.append(ss);
}
}
}
}
}
if (tool != TIMELINE_TOOL_MENU) panel_timeline->moving_init = true;
} else {
// if "shift" is not down
if (!shift) {
sequence->selections.clear();
}
panel_timeline->rect_select_init = true;
}
update_ui(false);
}
}
break;
case TIMELINE_TOOL_EDIT:
if (config.edit_tool_also_seeks) panel_sequence_viewer->seek(panel_timeline->drag_frame_start);
panel_timeline->selecting = true;
break;
case TIMELINE_TOOL_RAZOR:
{
panel_timeline->splitting = true;
panel_timeline->split_tracks.append(panel_timeline->drag_track_start);
update_ui(false);
}
break;
}
}
}
}
void TimelineWidget::mouseReleaseEvent(QMouseEvent *event) {
QToolTip::hideText();
if (sequence != NULL) {
bool alt = (event->modifiers() & Qt::AltModifier);
bool shift = (event->modifiers() & Qt::ShiftModifier);
if (event->button() == Qt::LeftButton) {
ComboAction* ca = new ComboAction();
bool push_undo = false;
if (panel_timeline->creating) {
if (panel_timeline->ghosts.size() > 0) {
const Ghost& g = panel_timeline->ghosts.at(0);
if (panel_timeline->creating_object == ADD_OBJ_AUDIO) {
panel_sequence_viewer->cue_recording(qMin(g.in, g.out), qMax(g.in, g.out), g.track);
panel_timeline->creating = false;
} else if (g.in != g.out) {
Clip* c = new Clip(sequence);
c->media = NULL;
c->timeline_in = qMin(g.in, g.out);
c->timeline_out = qMax(g.in, g.out);
c->clip_in = 0;
c->color_r = 192;
c->color_g = 192;
c->color_b = 64;
c->track = g.track;
QVector<Clip*> add;
add.append(c);
ca->append(new AddClipCommand(sequence, add));
if (c->track < 0) {
// default video effects (before custom effects)
c->effects.append(create_effect(VIDEO_TRANSFORM_EFFECT, c));
c->media_type = MEDIA_TYPE_SOLID;
}
switch (panel_timeline->creating_object) {
case ADD_OBJ_TITLE:
c->name = "Title";
c->effects.append(create_effect(VIDEO_TEXT_EFFECT, c));
break;
case ADD_OBJ_SOLID:
c->name = "Solid Color";
c->effects.append(create_effect(VIDEO_SOLID_EFFECT, c));
break;
case ADD_OBJ_BARS:
{
c->name = "Bars";
Effect* e = create_effect(VIDEO_SOLID_EFFECT, c);
e->row(0)->field(0)->set_combo_index(1);
c->effects.append(e);
}
break;
case ADD_OBJ_TONE:
c->name = "Tone";
c->effects.append(create_effect(AUDIO_TONE_EFFECT, c));
break;
case ADD_OBJ_NOISE:
c->name = "Noise";
c->effects.append(create_effect(AUDIO_NOISE_EFFECT, c));
break;
}
if (c->track >= 0) {
// default audio effects (after custom effects)
c->effects.append(create_effect(AUDIO_VOLUME_EFFECT, c));
c->effects.append(create_effect(AUDIO_PAN_EFFECT, c));
c->media_type = MEDIA_TYPE_TONE;
}
Selection s;
s.in = c->timeline_in;
s.out = c->timeline_out;
s.track = c->track;
QVector<Selection> areas;
areas.append(s);
panel_timeline->delete_areas_and_relink(ca, areas);
push_undo = true;
if (!shift) {
panel_timeline->creating = false;
}
}
}
} else if (panel_timeline->moving_proc) {
if (panel_timeline->ghosts.size() > 0) {
const Ghost& first_ghost = panel_timeline->ghosts.at(0);
// if we were RIPPLING, move all the clips
if (panel_timeline->tool == TIMELINE_TOOL_RIPPLE) {
long ripple_length, ripple_point;
// ripple_length becomes the length/number of frames we trimmed
// ripple point becomes the point to ripple (i.e. the point after or before which we move every clip)
if (panel_timeline->trim_in_point) {
ripple_length = first_ghost.old_in - panel_timeline->ghosts.at(0).in;
ripple_point = first_ghost.old_in;
} else {
// if we're trimming an out-point
ripple_length = first_ghost.old_out - panel_timeline->ghosts.at(0).out;
ripple_point = first_ghost.old_out;
}
QVector<Clip*> ignore_clips;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
// push rippled clips forward if necessary
if (panel_timeline->trim_in_point) {
ignore_clips.append(sequence->clips.at(g.clip));
panel_timeline->ghosts[i].in += ripple_length;
panel_timeline->ghosts[i].out += ripple_length;
}
long comp_point = panel_timeline->trim_in_point ? g.old_in : g.old_out;
ripple_point = qMin(ripple_point, comp_point);
}
if (!panel_timeline->trim_in_point) ripple_length = -ripple_length;
RippleCommand* rc = new RippleCommand(sequence, ripple_point, ripple_length);
rc->ignore = ignore_clips;
ca->append(rc);
}
if (panel_timeline->tool == TIMELINE_TOOL_POINTER
&& (event->modifiers() & Qt::AltModifier)
&& panel_timeline->trim_target == -1) { // if holding alt (and not trimming), duplicate rather than move
// duplicate clips
QVector<int> old_clips;
QVector<Clip*> new_clips;
QVector<Selection> delete_areas;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
if (g.old_in != g.in || g.old_out != g.out || g.track != g.old_track || g.clip_in != g.old_clip_in) {
// create copy of clip
Clip* c = sequence->clips.at(g.clip)->copy(sequence);
c->timeline_in = g.in;
c->timeline_out = g.out;
c->track = g.track;
Selection s;
s.in = g.in;
s.out = g.out;
s.track = g.track;
delete_areas.append(s);
old_clips.append(g.clip);
new_clips.append(c);
}
}
if (new_clips.size() > 0) {
panel_timeline->delete_areas_and_relink(ca, delete_areas);
// relink duplicated clips
panel_timeline->relink_clips_using_ids(old_clips, new_clips);
ca->append(new AddClipCommand(sequence, new_clips));
}
} else {
// INSERT if holding ctrl
if (panel_timeline->tool == TIMELINE_TOOL_POINTER && (event->modifiers() & Qt::ControlModifier)) {
insert_clips(ca);
} else if (panel_timeline->tool == TIMELINE_TOOL_POINTER || panel_timeline->tool == TIMELINE_TOOL_SLIDE) {
// move clips
QVector<Selection> delete_areas;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
// step 1 - set clips that are moving to "undeletable" (to avoid step 2 deleting any part of them)
const Ghost& g = panel_timeline->ghosts.at(i);
sequence->clips.at(g.clip)->undeletable = true;
Selection s;
s.in = g.in;
s.out = g.out;
s.track = g.track;
delete_areas.append(s);
}
panel_timeline->delete_areas_and_relink(ca, delete_areas);
for (int i=0;i<panel_timeline->ghosts.size();i++) {
sequence->clips.at(panel_timeline->ghosts[i].clip)->undeletable = false;
}
}
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Ghost& g = panel_timeline->ghosts[i];
// step 3 - move clips
Clip* c = sequence->clips.at(g.clip);
if (g.transition == NULL) {
ca->append(new MoveClipAction(c, c->timeline_in + (g.in - g.old_in), c->timeline_out + (g.out - g.old_out), c->clip_in + (g.clip_in - g.old_clip_in), c->track + (g.track - g.old_track)));
// adjust transitions if we need to
long new_clip_length = (g.out - g.in);
if (c->opening_transition != NULL) {
long max_open_length = new_clip_length;
if (c->closing_transition != NULL && !panel_timeline->trim_in_point) {
max_open_length -= c->closing_transition->length;
}
if (max_open_length <= 0) {
ca->append(new DeleteTransitionCommand(c, TA_OPENING_TRANSITION));
} else if (c->opening_transition->length > max_open_length) {
ca->append(new ModifyTransitionCommand(c, TA_OPENING_TRANSITION, max_open_length));
}
}
if (c->closing_transition != NULL) {
long max_open_length = new_clip_length;
if (c->opening_transition != NULL && panel_timeline->trim_in_point) {
max_open_length -= c->opening_transition->length;
}
if (max_open_length <= 0) {
ca->append(new DeleteTransitionCommand(c, TA_CLOSING_TRANSITION));
} else if (c->closing_transition->length > max_open_length) {
ca->append(new ModifyTransitionCommand(c, TA_CLOSING_TRANSITION, max_open_length));
}
}
} else {
bool is_opening_transition = (g.transition == c->opening_transition);
long new_transition_length = g.out - g.in;
ca->append(new ModifyTransitionCommand(c, is_opening_transition ? TA_OPENING_TRANSITION : TA_CLOSING_TRANSITION, new_transition_length));
long clip_length = c->getLength();
if (is_opening_transition) {
if (g.in != g.old_in) {
// if transition is going to make the clip bigger, make the clip bigger
ca->append(new MoveClipAction(c, c->timeline_in + (g.in - g.old_in), c->timeline_out, c->clip_in + (g.clip_in - g.old_clip_in), c->track));
clip_length -= (g.in - g.old_in);
}
if (c->closing_transition != NULL) {
if (new_transition_length == clip_length) {
ca->append(new DeleteTransitionCommand(c, TA_CLOSING_TRANSITION));
} else if (new_transition_length > clip_length - c->closing_transition->length) {
ca->append(new ModifyTransitionCommand(c, TA_CLOSING_TRANSITION, clip_length - new_transition_length));
}
}
} else {
if (g.out != g.old_out) {
// if transition is going to make the clip bigger, make the clip bigger
ca->append(new MoveClipAction(c, c->timeline_in, c->timeline_out + (g.out - g.old_out), c->clip_in, c->track));
clip_length += (g.out - g.old_out);
}
if (c->opening_transition != NULL) {
if (new_transition_length == clip_length) {
ca->append(new DeleteTransitionCommand(c, TA_OPENING_TRANSITION));
} else if (new_transition_length > clip_length - c->opening_transition->length) {
ca->append(new ModifyTransitionCommand(c, TA_OPENING_TRANSITION, clip_length - new_transition_length));
}
}
}
}
}
}
push_undo = true;
}
} else if (panel_timeline->selecting || panel_timeline->rect_select_proc) {
} else if (panel_timeline->splitting) {
bool split = false;
for (int i=0;i<panel_timeline->split_tracks.size();i++) {
int split_index = getClipIndexFromCoords(panel_timeline->drag_frame_start, panel_timeline->split_tracks.at(i));
if (split_index > -1 && panel_timeline->split_clip_and_relink(ca, split_index, panel_timeline->drag_frame_start, !alt)) {
split = true;
}
}
if (split) {
push_undo = true;
}
panel_timeline->split_cache.clear();
}
// remove duplicate selections
panel_timeline->clean_up_selections(sequence->selections);
if (selection_command != NULL) {
selection_command->new_data = sequence->selections;
ca->append(selection_command);
selection_command = NULL;
push_undo = true;
}
if (push_undo) {
undo_stack.push(ca);
} else {
delete ca;
}
// destroy all ghosts
panel_timeline->ghosts.clear();
// clear split tracks
panel_timeline->split_tracks.clear();
panel_timeline->selecting = false;
panel_timeline->moving_proc = false;
panel_timeline->moving_init = false;
panel_timeline->splitting = false;
panel_timeline->snapped = false;
panel_timeline->rect_select_init = false;
panel_timeline->rect_select_proc = false;
pre_clips.clear();
post_clips.clear();
update_ui(true);
}
}
}
void TimelineWidget::init_ghosts() {
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Ghost& g = panel_timeline->ghosts[i];
Clip* c = sequence->clips.at(g.clip);
g.track = g.old_track = c->track;
g.clip_in = g.old_clip_in = c->clip_in;
if (g.transition == NULL) {
// this ghost is for a clip
g.in = g.old_in = c->timeline_in;
g.out = g.old_out = c->timeline_out;
g.ghost_length = g.old_out - g.old_in;
} else if (g.transition == c->opening_transition) {
g.in = g.old_in = c->timeline_in;
g.out = g.old_out = c->timeline_in + c->opening_transition->length;
g.ghost_length = c->opening_transition->length;
} else if (g.transition == c->closing_transition) {
g.in = g.old_in = c->timeline_out - c->closing_transition->length;
g.out = g.old_out = c->timeline_out;
g.ghost_length = c->closing_transition->length;
g.clip_in = g.old_clip_in = c->clip_in + c->getLength() - c->closing_transition->length;
}
// used for trim ops
g.media_length = c->getMaximumLength();
}
for (int i=0;i<sequence->selections.size();i++) {
Selection& s = sequence->selections[i];
s.old_in = s.in;
s.old_out = s.out;
s.old_track = s.track;
}
}
void TimelineWidget::update_ghosts(QPoint& mouse_pos) {
int mouse_track = getTrackFromScreenPoint(mouse_pos.y());
long frame_diff = panel_timeline->getTimelineFrameFromScreenPoint(mouse_pos.x()) - panel_timeline->drag_frame_start;
int track_diff = ((panel_timeline->tool == TIMELINE_TOOL_SLIDE || panel_timeline->transition_select != TA_NO_TRANSITION) && !panel_timeline->importing) ? 0 : mouse_track - panel_timeline->drag_track_start;
long validator;
long earliest_in_point = LONG_MAX;
// first try to snap
long fm;
if (panel_timeline->tool != TIMELINE_TOOL_SLIP) {
// slipping doesn't move the clips so we don't bother snapping for it
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Ghost& g = panel_timeline->ghosts[i];
if (panel_timeline->trim_target == -1 || g.trim_in) {
fm = g.old_in + frame_diff;
if (panel_timeline->snap_to_timeline(&fm, true, true, true)) {
frame_diff = fm - g.old_in;
break;
}
}
if (panel_timeline->trim_target == -1 || !g.trim_in) {
fm = g.old_out + frame_diff;
if (panel_timeline->snap_to_timeline(&fm, true, true, true)) {
frame_diff = fm - g.old_out;
break;
}
}
}
}
bool clips_are_movable = (panel_timeline->tool == TIMELINE_TOOL_POINTER || panel_timeline->tool == TIMELINE_TOOL_SLIDE || panel_timeline->importing);
// validate ghosts
long temp_frame_diff = frame_diff; // cache to see if we change it (thus cancelling any snap)
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
Clip* c = NULL;
if (g.clip != -1) c = sequence->clips.at(g.clip);
MediaStream* ms = NULL;
if (g.clip != -1 && c->media_type == MEDIA_TYPE_FOOTAGE) {
ms = static_cast<Media*>(c->media)->get_stream_from_file_index(c->track < 0, c->media_stream);
}
// validate ghosts for trimming
if (panel_timeline->creating) {
// i feel like we might need something here but we haven't so far?
} else if (panel_timeline->tool == TIMELINE_TOOL_SLIP) {
if (c->media_type == MEDIA_TYPE_SEQUENCE
|| (c->media_type == MEDIA_TYPE_FOOTAGE && !static_cast<Media*>(c->media)->get_stream_from_file_index(c->track < 0, c->media_stream)->infinite_length)) {
// prevent slip moving a clip below 0 clip_in
validator = g.old_clip_in - frame_diff;
if (validator < 0) frame_diff += validator;
// prevent slip moving clip beyond media length
validator += g.ghost_length;
if (validator > g.media_length) frame_diff += validator - g.media_length;
}
} else if (g.trimming) {
if (g.trim_in) {
// prevent clip/transition length from being less than 1 frame long
validator = g.ghost_length - frame_diff;
if (validator < 1) frame_diff -= (1 - validator);
// prevent timeline in from going below 0
validator = g.old_in + frame_diff;
if (validator < 0) frame_diff -= validator;
// prevent clip_in from going below 0
if (c->media_type == MEDIA_TYPE_SEQUENCE
|| (ms != NULL && !ms->infinite_length)) {
validator = g.old_clip_in + frame_diff;
if (validator < 0) frame_diff -= validator;
}
} else {
// prevent clip length from being less than 1 frame long
validator = g.ghost_length + frame_diff;
if (validator < 1) frame_diff += (1 - validator);
// prevent clip length exceeding media length
if (c->media_type == MEDIA_TYPE_SEQUENCE
|| (ms != NULL && !ms->infinite_length)) {
validator = g.old_clip_in + g.ghost_length + frame_diff;
if (validator > g.media_length) frame_diff -= validator - g.media_length;
}
}
// ripple ops
if (panel_timeline->tool == TIMELINE_TOOL_RIPPLE) {
for (int j=0;j<post_clips.size();j++) {
Clip* post = post_clips.at(j);
// prevent any rippled clip from going below 0
if (panel_timeline->trim_in_point) {
validator = post->timeline_in - frame_diff;
if (validator < 0) frame_diff += validator;
}
// prevent any post-clips colliding with pre-clips
for (int k=0;k<pre_clips.size();k++) {
Clip* pre = pre_clips.at(k);
if (pre != post && pre->track == post->track) {
if (panel_timeline->trim_in_point) {
validator = post->timeline_in - frame_diff - pre->timeline_out;
if (validator < 0) frame_diff += validator;
} else {
validator = post->timeline_in + frame_diff - pre->timeline_out;
if (validator < 0) frame_diff -= validator;
}
}
}
}
}
} else if (clips_are_movable) { // validate ghosts for moving
// prevent clips from moving below 0 on the timeline
validator = g.old_in + frame_diff;
if (validator < 0) frame_diff -= validator;
if (g.transition != NULL) {
// prevent clip_in from going below 0
if (c->media_type == MEDIA_TYPE_SEQUENCE
|| (ms != NULL && !ms->infinite_length)) {
validator = g.old_clip_in + frame_diff;
if (validator < 0) frame_diff -= validator;
}
// prevent clip length exceeding media length
if (c->media_type == MEDIA_TYPE_SEQUENCE
|| (ms != NULL && !ms->infinite_length)) {
validator = g.old_clip_in + g.ghost_length + frame_diff;
if (validator > g.media_length) frame_diff -= validator - g.media_length;
}
}
// prevent clips from crossing tracks
if (same_sign(g.old_track, panel_timeline->drag_track_start)) {
while (!same_sign(g.old_track, g.old_track + track_diff)) {
if (g.old_track < 0) {
track_diff--;
} else {
track_diff++;
}
}
}
}
}
if (temp_frame_diff != frame_diff) panel_timeline->snapped = false;
// apply changes to ghosts
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Ghost& g = panel_timeline->ghosts[i];
if (panel_timeline->tool == TIMELINE_TOOL_SLIP) {
g.clip_in = g.old_clip_in - frame_diff;
} else if (g.trimming) {
if (g.trim_in) {
g.in = g.old_in + frame_diff;
g.clip_in = g.old_clip_in + frame_diff;
} else {
g.out = g.old_out + frame_diff;
}
} else if (clips_are_movable) {
g.track = g.old_track;
g.in = g.old_in + frame_diff;
g.out = g.old_out + frame_diff;
if (g.transition != NULL && g.transition == sequence->clips.at(g.clip)->opening_transition) {
g.clip_in = g.old_clip_in + frame_diff;
}
if (panel_timeline->importing) {
if ((panel_timeline->video_ghosts && mouse_track < 0)
|| (panel_timeline->audio_ghosts && mouse_track >= 0)) {
int abs_track_diff = abs(track_diff);
if (g.old_track < 0) { // clip is video
g.track -= abs_track_diff;
} else { // clip is audio
g.track += abs_track_diff;
}
}
} else if (same_sign(g.old_track, panel_timeline->drag_track_start)) {
g.track += track_diff;
}
}
earliest_in_point = qMin(earliest_in_point, g.in);
}
// apply changes to selections
if (panel_timeline->tool != TIMELINE_TOOL_SLIP && !panel_timeline->importing) {
for (int i=0;i<sequence->selections.size();i++) {
Selection& s = sequence->selections[i];
if (panel_timeline->trim_target > -1) {
if (panel_timeline->trim_in_point) {
s.in = s.old_in + frame_diff;
} else {
s.out = s.old_out + frame_diff;
}
} else {
for (int i=0;i<sequence->selections.size();i++) {
Selection& s = sequence->selections[i];
s.in = s.old_in + frame_diff;
s.out = s.old_out + frame_diff;
s.track = s.old_track;
if (panel_timeline->importing) {
int abs_track_diff = abs(track_diff);
if (s.old_track < 0) {
s.track -= abs_track_diff;
} else {
s.track += abs_track_diff;
}
} else {
if (same_sign(s.track, panel_timeline->drag_track_start)) s.track += track_diff;
}
}
}
}
}
if (panel_timeline->importing) {
QToolTip::showText(mapToGlobal(mouse_pos), frame_to_timecode(earliest_in_point, config.timecode_view, sequence->frame_rate));
} else {
QString tip = ((frame_diff < 0) ? "-" : "+") + frame_to_timecode(qAbs(frame_diff), config.timecode_view, sequence->frame_rate);
if (panel_timeline->trim_target > -1) {
// find which clip is being moved
const Ghost* g = NULL;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
if (panel_timeline->ghosts.at(i).clip == panel_timeline->trim_target) {
g = &panel_timeline->ghosts.at(i);
break;
}
}
if (g != NULL) {
tip += " Duration: ";
long len = (g->old_out-g->old_in);
if (panel_timeline->trim_in_point) {
len -= frame_diff;
} else {
len += frame_diff;
}
tip += frame_to_timecode(len, config.timecode_view, sequence->frame_rate);
}
}
QToolTip::showText(mapToGlobal(mouse_pos), tip);
}
}
void TimelineWidget::mouseMoveEvent(QMouseEvent *event) {
tooltip_timer.stop();
if (sequence != NULL) {
bool alt = (event->modifiers() & Qt::AltModifier);
panel_timeline->cursor_frame = panel_timeline->getTimelineFrameFromScreenPoint(event->pos().x());
panel_timeline->cursor_track = getTrackFromScreenPoint(event->pos().y());
if (isLiveEditing()) {
panel_timeline->snap_to_timeline(&panel_timeline->cursor_frame, !config.edit_tool_also_seeks || !panel_timeline->selecting, true, true);
}
if (panel_timeline->selecting) {
int selection_count = 1 + qMax(panel_timeline->cursor_track, panel_timeline->drag_track_start) - qMin(panel_timeline->cursor_track, panel_timeline->drag_track_start) + panel_timeline->selection_offset;
if (sequence->selections.size() != selection_count) {
sequence->selections.resize(selection_count);
}
int minimum_selection_track = qMin(panel_timeline->cursor_track, panel_timeline->drag_track_start);
for (int i=panel_timeline->selection_offset;i<selection_count;i++) {
Selection& s = sequence->selections[i];
s.track = minimum_selection_track + i - panel_timeline->selection_offset;
long in = panel_timeline->drag_frame_start;
long out = panel_timeline->cursor_frame;
s.in = qMin(in, out);
s.out = qMax(in, out);
}
// select linked clips too
if (config.edit_tool_selects_links) {
for (int j=0;j<sequence->clips.size();j++) {
Clip* c = sequence->clips.at(j);
for (int k=0;k<sequence->selections.size();k++) {
const Selection& s = sequence->selections.at(k);
if (!(c->timeline_in < s.in && c->timeline_out < s.in) &&
!(c->timeline_in > s.out && c->timeline_out > s.out) &&
c->track == s.track) {
QVector<int> linked_tracks = panel_timeline->get_tracks_of_linked_clips(j);
for (int k=0;k<linked_tracks.size();k++) {
bool found = false;
for (int l=0;l<sequence->selections.size();l++) {
const Selection& test_sel = sequence->selections.at(l);
if (test_sel.track == linked_tracks.at(k) &&
test_sel.in == s.in &&
test_sel.out == s.out) {
found = true;
break;
}
}
if (!found) {
Selection link_sel = {s.in, s.out, linked_tracks.at(k)};
sequence->selections.append(link_sel);
}
}
break;
}
}
}
}
if (config.edit_tool_also_seeks) {
panel_sequence_viewer->seek(qMin(panel_timeline->drag_frame_start, panel_timeline->cursor_frame));
} else {
panel_timeline->repaint_timeline();
}
} else if (panel_timeline->moving_init) {
if (track_resizing) {
int diff = track_resize_mouse_cache - event->pos().y();
int new_height = track_resize_old_value;
if (bottom_align) {
new_height += diff;
} else {
new_height -= diff;
}
if (new_height < TRACK_MIN_HEIGHT) new_height = TRACK_MIN_HEIGHT;
panel_timeline->calculate_track_height(track_target, new_height);
update();
} else if (panel_timeline->moving_proc) {
QPoint pos = event->pos();
update_ghosts(pos);
} else {
// set up movement
// create ghosts
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL) {
Ghost g;
g.transition = NULL;
bool add = panel_timeline->is_clip_selected(c, true);
// if a whole clip is not selected, maybe just a transition is
if (!add && panel_timeline->tool == TIMELINE_TOOL_POINTER && (c->opening_transition != NULL || c->closing_transition != NULL)) {
// check if any selections contain the whole clip or transition
for (int j=0;j<sequence->selections.size();j++) {
const Selection& s = sequence->selections.at(j);
if (s.track == c->track) {
if (c->opening_transition != NULL
&& s.in == c->timeline_in
&& s.out == c->timeline_in + c->opening_transition->length) {
g.transition = c->opening_transition;
add = true;
break;
} else if (c->closing_transition != NULL
&& s.in == c->timeline_out - c->closing_transition->length
&& s.out == c->timeline_out) {
g.transition = c->closing_transition;
add = true;
break;
}
}
}
}
if (add) {
g.clip = i;
g.trimming = (panel_timeline->trim_target > -1);
g.trim_in = panel_timeline->trim_in_point;
panel_timeline->ghosts.append(g);
}
}
}
int size = panel_timeline->ghosts.size();
if (panel_timeline->tool == TIMELINE_TOOL_ROLLING) {
for (int i=0;i<size;i++) {
Clip* ghost_clip = sequence->clips.at(panel_timeline->ghosts.at(i).clip);
// see if any ghosts are touching, in which case flip them
for (int k=0;k<size;k++) {
Clip* comp_clip = sequence->clips.at(panel_timeline->ghosts.at(k).clip);
if ((panel_timeline->trim_in_point && comp_clip->timeline_out == ghost_clip->timeline_in) ||
(!panel_timeline->trim_in_point && comp_clip->timeline_in == ghost_clip->timeline_out)) {
panel_timeline->ghosts[k].trim_in = !panel_timeline->trim_in_point;
}
}
}
// then look for other clips we're touching
for (int i=0;i<size;i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
Clip* ghost_clip = sequence->clips.at(g.clip);
for (int j=0;j<sequence->clips.size();j++) {
Clip* comp_clip = sequence->clips.at(j);
if (comp_clip->track == ghost_clip->track) {
if ((panel_timeline->trim_in_point && comp_clip->timeline_out == ghost_clip->timeline_in) ||
(!panel_timeline->trim_in_point && comp_clip->timeline_in == ghost_clip->timeline_out)) {
// see if this clip is already selected, and if so just switch the trim_in
bool found = false;
int duplicate_ghost_index;
for (duplicate_ghost_index=0;duplicate_ghost_index<size;duplicate_ghost_index++) {
if (panel_timeline->ghosts.at(duplicate_ghost_index).clip == j) {
found = true;
break;
}
}
if (g.trim_in == panel_timeline->trim_in_point) {
if (!found) {
// add ghost for this clip with opposite trim_in
Ghost gh;
gh.transition = NULL;
gh.clip = j;
gh.trimming = (panel_timeline->trim_target > -1);
gh.trim_in = !panel_timeline->trim_in_point;
panel_timeline->ghosts.append(gh);
}
} else {
if (found) {
panel_timeline->ghosts.removeAt(duplicate_ghost_index);
size--;
if (duplicate_ghost_index < i) i--;
}
}
}
}
}
}
} else if (panel_timeline->tool == TIMELINE_TOOL_SLIDE) {
for (int i=0;i<size;i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
Clip* ghost_clip = sequence->clips.at(g.clip);
panel_timeline->ghosts[i].trimming = false;
for (int j=0;j<sequence->clips.size();j++) {
Clip* c = sequence->clips.at(j);
if (c != NULL && c->track == ghost_clip->track) {
bool found = false;
for (int k=0;k<size;k++) {
if (panel_timeline->ghosts.at(k).clip == j) {
found = true;
break;
}
}
if (!found) {
bool is_in = (c->timeline_in == ghost_clip->timeline_out);
if (is_in || c->timeline_out == ghost_clip->timeline_in) {
Ghost gh;
gh.transition = NULL;
gh.clip = j;
gh.trimming = true;
gh.trim_in = is_in;
panel_timeline->ghosts.append(gh);
}
}
}
}
}
}
init_ghosts();
// ripple edit prep
if (panel_timeline->tool == TIMELINE_TOOL_RIPPLE) {
QVector<Clip*> axis_ghosts;
for (int i=0;i<panel_timeline->ghosts.size();i++) {
Clip* c = sequence->clips.at(panel_timeline->ghosts.at(i).clip);
bool found = false;
for (int j=0;j<axis_ghosts.size();j++) {
Clip* cc = axis_ghosts.at(j);
if (c->track == cc->track &&
((panel_timeline->trim_in_point && c->timeline_in < cc->timeline_in) ||
(!panel_timeline->trim_in_point && c->timeline_out > cc->timeline_out))) {
axis_ghosts[j] = c;
found = true;
break;
}
}
if (!found) {
axis_ghosts.append(c);
}
}
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL && !panel_timeline->is_clip_selected(c, true)) {
for (int j=0;j<axis_ghosts.size();j++) {
Clip* axis = axis_ghosts.at(j);
long comp_point = (panel_timeline->trim_in_point) ? axis->timeline_in : axis->timeline_out;
bool clip_is_pre = (c->timeline_in < comp_point);
QVector<Clip*>& clip_list = clip_is_pre ? pre_clips : post_clips;
bool found = false;
for (int k=0;k<clip_list.size();k++) {
Clip* cached = clip_list.at(k);
if (cached->track == c->track) {
if (clip_is_pre == (c->timeline_in > cached->timeline_in)) {
clip_list[k] = c;
}
found = true;
break;
}
}
if (!found) {
clip_list.append(c);
}
}
}
}
}
// store selections
selection_command = new SetSelectionsCommand(sequence);
selection_command->old_data = sequence->selections;
panel_timeline->moving_proc = true;
}
update_ui(true);
} else if (panel_timeline->splitting) {
int track_start = qMin(panel_timeline->cursor_track, panel_timeline->drag_track_start);
int track_end = qMax(panel_timeline->cursor_track, panel_timeline->drag_track_start);
int track_size = 1 + track_end - track_start;
panel_timeline->split_tracks.resize(track_size);
for (int i=0;i<track_size;i++) {
panel_timeline->split_tracks[i] = track_start + i;
}
if (!alt) {
for (int i=0;i<track_size;i++) {
int clip_index = getClipIndexFromCoords(panel_timeline->drag_frame_start, panel_timeline->split_tracks[i]);
if (clip_index > -1) {
QVector<int> tracks = panel_timeline->get_tracks_of_linked_clips(clip_index);
for (int j=0;j<tracks.size();j++) {
// check if this track is already included
if (tracks.at(j) < track_start || tracks.at(j) > track_end) {
panel_timeline->split_tracks.append(tracks.at(j));
}
}
}
}
}
update_ui(true);
} else if (panel_timeline->rect_select_init) {
if (panel_timeline->rect_select_proc) {
panel_timeline->rect_select_w = event->pos().x() - panel_timeline->rect_select_x;
panel_timeline->rect_select_h = event->pos().y() - panel_timeline->rect_select_y;
if (bottom_align) panel_timeline->rect_select_h -= height();
long frame_start = panel_timeline->getTimelineFrameFromScreenPoint(panel_timeline->rect_select_x);
long frame_end = panel_timeline->getTimelineFrameFromScreenPoint(event->pos().x());
long frame_min = qMin(frame_start, frame_end);
long frame_max = qMax(frame_start, frame_end);
int rsy = panel_timeline->rect_select_y;
if (bottom_align) rsy += height();
int track_start = getTrackFromScreenPoint(rsy);
int track_end = getTrackFromScreenPoint(event->pos().y());
int track_min = qMin(track_start, track_end);
int track_max = qMax(track_start, track_end);
QVector<Clip*> selected_clips;
for (int i=0;i<sequence->clips.size();i++) {
Clip* clip = sequence->clips.at(i);
if (clip != NULL &&
clip->track >= track_min &&
clip->track <= track_max &&
!(clip->timeline_in < frame_min && clip->timeline_out < frame_min) &&
!(clip->timeline_in > frame_max && clip->timeline_out > frame_max)) {
QVector<Clip*> session_clips;
session_clips.append(clip);
if (!alt) {
for (int j=0;j<clip->linked.size();j++) {
session_clips.append(sequence->clips.at(clip->linked.at(j)));
}
}
for (int j=0;j<session_clips.size();j++) {
// see if clip has already been added - this can easily happen due to adding linked clips
bool found = false;
Clip* c = session_clips.at(j);
for (int k=0;k<selected_clips.size();k++) {
if (selected_clips.at(k) == c) {
found = true;
break;
}
}
if (!found) {
selected_clips.append(c);
}
}
}
}
sequence->selections.resize(selected_clips.size() + panel_timeline->selection_offset);
for (int i=0;i<selected_clips.size();i++) {
Selection& s = sequence->selections[i+panel_timeline->selection_offset];
Clip* clip = selected_clips.at(i);
s.old_in = s.in = clip->timeline_in;
s.old_out = s.out = clip->timeline_out;
s.old_track = s.track = clip->track;
}
panel_timeline->repaint_timeline();
} else {
panel_timeline->rect_select_x = event->pos().x();
panel_timeline->rect_select_y = event->pos().y();
if (bottom_align) panel_timeline->rect_select_y -= height();
panel_timeline->rect_select_w = 0;
panel_timeline->rect_select_h = 0;
panel_timeline->rect_select_proc = true;
}
} else if (isLiveEditing()) {
// redraw because we have a cursor
panel_timeline->repaint_timeline();
} else if (panel_timeline->tool == TIMELINE_TOOL_POINTER ||
panel_timeline->tool == TIMELINE_TOOL_RIPPLE ||
panel_timeline->tool == TIMELINE_TOOL_ROLLING) {
track_resizing = false;
QToolTip::hideText();
QPoint pos = event->pos();
int lim = 5;
int mouse_track = getTrackFromScreenPoint(pos.y());
long mouse_frame_lower = panel_timeline->getTimelineFrameFromScreenPoint(pos.x()-lim)-1;
long mouse_frame_upper = panel_timeline->getTimelineFrameFromScreenPoint(pos.x()+lim)+1;
bool found = false;
bool cursor_contains_clip = false;
int closeness = INT_MAX;
int min_track = INT_MAX;
int max_track = INT_MIN;
panel_timeline->transition_select = TA_NO_TRANSITION;
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL) {
min_track = qMin(min_track, c->track);
max_track = qMax(max_track, c->track);
if (c->track == mouse_track) {
if (panel_timeline->cursor_frame >= c->timeline_in &&
panel_timeline->cursor_frame <= c->timeline_out) {
cursor_contains_clip = true;
tooltip_timer.start();
tooltip_clip = i;
if (c->opening_transition != NULL && panel_timeline->cursor_frame <= c->timeline_in + c->opening_transition->length) {
panel_timeline->transition_select = TA_OPENING_TRANSITION;
} else if (c->closing_transition != NULL && panel_timeline->cursor_frame >= c->timeline_out - c->closing_transition->length) {
panel_timeline->transition_select = TA_CLOSING_TRANSITION;
}
}
if (c->timeline_in > mouse_frame_lower && c->timeline_in < mouse_frame_upper) {
int nc = qAbs(c->timeline_in + 1 - panel_timeline->cursor_frame);
if (nc < closeness) {
panel_timeline->trim_target = i;
panel_timeline->trim_in_point = true;
closeness = nc;
found = true;
}
}
if (c->timeline_out > mouse_frame_lower && c->timeline_out < mouse_frame_upper) {
int nc = qAbs(c->timeline_out - 1 - panel_timeline->cursor_frame);
if (nc < closeness) {
panel_timeline->trim_target = i;
panel_timeline->trim_in_point = false;
closeness = nc;
found = true;
}
}
if (panel_timeline->tool == TIMELINE_TOOL_POINTER) {
if (c->opening_transition != NULL) {
long transition_point = c->timeline_in + c->opening_transition->length;
if (transition_point > mouse_frame_lower && transition_point < mouse_frame_upper) {
int nc = qAbs(transition_point - 1 - panel_timeline->cursor_frame);
if (nc < closeness) {
panel_timeline->trim_target = i;
panel_timeline->trim_in_point = false;
panel_timeline->transition_select = TA_OPENING_TRANSITION;
closeness = nc;
found = true;
}
}
}
if (c->closing_transition != NULL) {
long transition_point = c->timeline_out - c->closing_transition->length;
if (transition_point > mouse_frame_lower && transition_point < mouse_frame_upper) {
int nc = qAbs(transition_point + 1 - panel_timeline->cursor_frame);
if (nc < closeness) {
panel_timeline->trim_target = i;
panel_timeline->trim_in_point = true;
panel_timeline->transition_select = TA_CLOSING_TRANSITION;
closeness = nc;
found = true;
}
}
}
}
}
}
}
/*if (cursor_contains_clip) {
QToolTip::showText(mapToGlobal(event->pos()), "HOVER OVER CLIP");
}*/
if (found) {
setCursor(Qt::SizeHorCursor);
} else {
panel_timeline->trim_target = -1;
// look for track heights
int track_y = 0;
for (int i=0;i<panel_timeline->get_track_height_size(bottom_align);i++) {
int track = (bottom_align) ? -1-i : i;
if (track >= min_track && track <= max_track) {
int track_height = panel_timeline->calculate_track_height(track, -1);
track_y += track_height;
int y_test_value = (bottom_align) ? rect().bottom() - track_y : track_y;
int test_range = 5;
int mouse_pos = pos.y() + scroll;
if (mouse_pos > y_test_value-test_range && mouse_pos < y_test_value+test_range) {
// if track lines are hidden, only resize track if a clip is already there
if (config.show_track_lines || cursor_contains_clip) {
found = true;
track_resizing = true;
track_target = track;
track_resize_old_value = track_height;
}
break;
}
}
}
if (found) {
setCursor(Qt::SizeVerCursor);
} else {
unsetCursor();
}
}
} else if (panel_timeline->tool == TIMELINE_TOOL_SLIP) {
if (getClipIndexFromCoords(panel_timeline->cursor_frame, panel_timeline->cursor_track) > -1) {
setCursor(Qt::SizeHorCursor);
} else {
unsetCursor();
}
}
}
}
void TimelineWidget::leaveEvent(QEvent*) {
tooltip_timer.stop();
}
int color_brightness(int r, int g, int b) {
return (0.2126*r + 0.7152*g + 0.0722*b);
}
void draw_waveform(Clip* clip, MediaStream* ms, long media_length, QPainter *p, const QRect& clip_rect, int waveform_start, int waveform_limit, double zoom) {
int divider = ms->audio_channels*2;
int channel_height = clip_rect.height()/ms->audio_channels;
for (int i=waveform_start;i<waveform_limit;i++) {
int waveform_index = qFloor((((clip->clip_in + ((double) i/zoom))/media_length) * ms->audio_preview.size())/divider)*divider;
if (clip->reverse) {
waveform_index = ms->audio_preview.size() - waveform_index - (ms->audio_channels * 2);
}
for (int j=0;j<ms->audio_channels;j++) {
int mid = (config.rectified_waveforms) ? clip_rect.top()+channel_height*(j+1) : clip_rect.top()+channel_height*j+(channel_height/2);
int offset = waveform_index+(j*2);
if ((offset + 1) < ms->audio_preview.size()) {
qint8 min = (double)ms->audio_preview.at(offset) / 128.0 * (channel_height/2);
qint8 max = (double)ms->audio_preview.at(offset+1) / 128.0 * (channel_height/2);
if (config.rectified_waveforms) {
p->drawLine(clip_rect.left()+i, mid, clip_rect.left()+i, mid - (max - min));
} else {
p->drawLine(clip_rect.left()+i, mid+min, clip_rect.left()+i, mid+max);
}
}/* else {
dout << "[WARNING] Tried to reach" << offset + 1 << ", limit:" << ms->audio_preview.size();
}*/
}
}
}
void TimelineWidget::paintEvent(QPaintEvent*) {
// Draw clips
if (sequence != NULL) {
QPainter p(this);
// get widget width and height
int video_track_limit = 0;
int audio_track_limit = 0;
for (int i=0;i<sequence->clips.size();i++) {
Clip* clip = sequence->clips.at(i);
if (clip != NULL) {
video_track_limit = qMin(video_track_limit, clip->track);
audio_track_limit = qMax(audio_track_limit, clip->track);
}
}
int panel_height = TRACK_DEFAULT_HEIGHT;
if (bottom_align) {
for (int i=-1;i>=video_track_limit;i--) {
panel_height += panel_timeline->calculate_track_height(i, -1);
}
} else {
for (int i=0;i<=audio_track_limit;i++) {
panel_height += panel_timeline->calculate_track_height(i, -1);
}
}
if (bottom_align) {
scrollBar->setMinimum(qMin(0, - panel_height + height()));
} else {
scrollBar->setMaximum(qMax(0, panel_height - height()));
}
QColor transition_color(255, 0, 0, 16);
for (int i=0;i<sequence->clips.size();i++) {
Clip* clip = sequence->clips.at(i);
if (clip != NULL && is_track_visible(clip->track)) {
QRect clip_rect(panel_timeline->getTimelineScreenPointFromFrame(clip->timeline_in), getScreenPointFromTrack(clip->track), getScreenPointFromFrame(panel_timeline->zoom, clip->getLength()), panel_timeline->calculate_track_height(clip->track, -1));
QRect text_rect(clip_rect.left() + CLIP_TEXT_PADDING, clip_rect.top() + CLIP_TEXT_PADDING, clip_rect.width() - CLIP_TEXT_PADDING - 1, clip_rect.height() - CLIP_TEXT_PADDING - 1);
if (clip_rect.left() < width() && clip_rect.right() >= 0 && clip_rect.top() < height() && clip_rect.bottom() >= 0) {
QRect actual_clip_rect = clip_rect;
if (actual_clip_rect.x() < 0) actual_clip_rect.setX(0);
if (actual_clip_rect.right() > width()) actual_clip_rect.setRight(width());
if (actual_clip_rect.y() < 0) actual_clip_rect.setY(0);
if (actual_clip_rect.bottom() > height()) actual_clip_rect.setBottom(height());
p.fillRect(actual_clip_rect, (clip->enabled) ? QColor(clip->color_r, clip->color_g, clip->color_b) : QColor(96, 96, 96));
int thumb_x = clip_rect.x() + 1;
if (clip->media_type == MEDIA_TYPE_FOOTAGE) {
bool draw_checkerboard = false;
QRect checkerboard_rect(clip_rect);
Media* m = static_cast<Media*>(clip->media);
MediaStream* ms = m->get_stream_from_file_index(clip->track < 0, clip->media_stream);
if (ms == NULL) {
draw_checkerboard = true;
} else if (ms->preview_done) {
// draw top and tail triangles
int triangle_size = TRACK_MIN_HEIGHT >> 2;
p.setPen(Qt::NoPen);
p.setBrush(QColor(80, 80, 80));
if (clip->clip_in == 0
&& clip_rect.x() + triangle_size > 0
&& clip_rect.y() + triangle_size > 0
&& clip_rect.x() < width()
&& clip_rect.y() < height()) {
const QPoint points[3] = {
QPoint(clip_rect.x(), clip_rect.y()),
QPoint(clip_rect.x() + triangle_size, clip_rect.y()),
QPoint(clip_rect.x(), clip_rect.y() + triangle_size)
};
p.drawPolygon(points, 3);
text_rect.setLeft(text_rect.left() + (triangle_size >> 2));
}
if (clip->timeline_out - clip->timeline_in + clip->clip_in == clip->getMaximumLength()
&& clip_rect.right() - triangle_size < width()
&& clip_rect.y() + triangle_size > 0
&& clip_rect.right() > 0
&& clip_rect.y() < height()) {
const QPoint points[3] = {
QPoint(clip_rect.right(), clip_rect.y()),
QPoint(clip_rect.right() - triangle_size, clip_rect.y()),
QPoint(clip_rect.right(), clip_rect.y() + triangle_size)
};
p.drawPolygon(points, 3);
text_rect.setRight(text_rect.right() - (triangle_size >> 2));
}
p.setBrush(Qt::NoBrush);
// draw thumbnail/waveform
long media_length = clip->getMaximumLength();
if (clip->track < 0) {
// draw thumbnail
int thumb_y = p.fontMetrics().height()+CLIP_TEXT_PADDING+CLIP_TEXT_PADDING;
if (thumb_x < width() && thumb_y < height()) {
int space_for_thumb = clip_rect.width();
if (clip->opening_transition != NULL) {
int ot_width = getScreenPointFromFrame(panel_timeline->zoom, clip->opening_transition->length);
thumb_x += ot_width;
space_for_thumb -= ot_width;
}
if (clip->closing_transition != NULL) {
space_for_thumb -= getScreenPointFromFrame(panel_timeline->zoom, clip->closing_transition->length);
}
int thumb_height = clip_rect.height()-thumb_y;
int thumb_width = (thumb_height*((double)ms->video_preview.width()/(double)ms->video_preview.height()));
if (thumb_x + thumb_width >= 0
&& thumb_height > thumb_y
&& thumb_y + thumb_height >= 0
&& text_rect.width() + CLIP_TEXT_PADDING > thumb_width
&& space_for_thumb >= thumb_width) { // at small clip heights, don't even draw it
QRect thumb_rect(thumb_x, clip_rect.y()+thumb_y, thumb_width, thumb_height);
p.drawImage(thumb_rect, ms->video_preview);
}
}
} else if (clip_rect.height() > TRACK_MIN_HEIGHT) {
// draw waveform
p.setPen(QColor(80, 80, 80));
int waveform_start = -qMin(clip_rect.x(), 0);
int waveform_limit = qMin(clip_rect.width(), getScreenPointFromFrame(panel_timeline->zoom, media_length - clip->clip_in));
if ((clip_rect.x() + waveform_limit) > width()) {
waveform_limit -= (clip_rect.x() + waveform_limit - width());
} else if (waveform_limit < clip_rect.width()) {
draw_checkerboard = true;
if (waveform_limit > 0) checkerboard_rect.setLeft(checkerboard_rect.left() + waveform_limit);
}
draw_waveform(clip, ms, media_length, &p, clip_rect, waveform_start, waveform_limit, panel_timeline->zoom);
}
}
if (draw_checkerboard) {
checkerboard_rect.setLeft(qMax(checkerboard_rect.left(), 0));
checkerboard_rect.setRight(qMin(checkerboard_rect.right(), width()));
checkerboard_rect.setTop(qMax(checkerboard_rect.top(), 0));
checkerboard_rect.setBottom(qMin(checkerboard_rect.bottom(), height()));
if (checkerboard_rect.left() < width()
&& checkerboard_rect.right() >= 0
&& checkerboard_rect.top() < height()
&& checkerboard_rect.bottom() >= 0) {
// draw "error lines" if media stream is missing
p.setPen(QPen(QColor(64, 64, 64), 2));
int limit = checkerboard_rect.width();
int clip_height = checkerboard_rect.height();
for (int j=-clip_height;j<limit;j+=15) {
int lines_start_x = checkerboard_rect.left()+j;
int lines_start_y = checkerboard_rect.bottom();
int lines_end_x = lines_start_x + clip_height;
int lines_end_y = checkerboard_rect.top();
if (lines_start_x < checkerboard_rect.left()) {
lines_start_y -= (checkerboard_rect.left() - lines_start_x);
lines_start_x = checkerboard_rect.left();
}
if (lines_end_x > checkerboard_rect.right()) {
lines_end_y -= (checkerboard_rect.right() - lines_end_x);
lines_end_x = checkerboard_rect.right();
}
p.drawLine(lines_start_x, lines_start_y, lines_end_x, lines_end_y);
}
}
}
}
// draw clip transitions
for (int i=0;i<2;i++) {
Transition* t = (i == 0) ? clip->opening_transition : clip->closing_transition;
if (t != NULL) {
int transition_width = getScreenPointFromFrame(panel_timeline->zoom, t->length);
int transition_height = clip_rect.height();
int tr_y = clip_rect.y();
int tr_x = 0;
if (i == 0) {
tr_x = clip_rect.x();
text_rect.setX(text_rect.x()+transition_width);
} else {
tr_x = clip_rect.right()-transition_width;
text_rect.setWidth(text_rect.width()-transition_width);
}
QRect transition_rect = QRect(tr_x, tr_y, transition_width, transition_height);
p.fillRect(transition_rect, transition_color);
QRect transition_text_rect(transition_rect.x() + CLIP_TEXT_PADDING, transition_rect.y() + CLIP_TEXT_PADDING, transition_rect.width() - CLIP_TEXT_PADDING, transition_rect.height() - CLIP_TEXT_PADDING);
if (transition_text_rect.width() > MAX_TEXT_WIDTH) {
p.setPen(QColor(0, 0, 0, 96));
if (i == 0) {
p.drawLine(transition_rect.bottomLeft(), transition_rect.topRight());
} else {
p.drawLine(transition_rect.topLeft(), transition_rect.bottomRight());
}
p.setPen(Qt::white);
p.drawText(transition_text_rect, 0, t->name, &transition_text_rect);
}
p.setPen(Qt::black);
p.drawRect(transition_rect);
}
}
// top left bevel
p.setPen(Qt::white);
if (clip_rect.x() >= 0 && clip_rect.x() < width()) p.drawLine(clip_rect.bottomLeft(), clip_rect.topLeft());
if (clip_rect.y() >= 0 && clip_rect.y() < height()) p.drawLine(QPoint(qMax(0, clip_rect.left()), clip_rect.top()), QPoint(qMin(width(), clip_rect.right()), clip_rect.top()));
// draw text
if (text_rect.width() > MAX_TEXT_WIDTH && text_rect.right() > 0 && text_rect.left() < width()) {
if (!clip->enabled) {
p.setPen(Qt::gray);
} else if (color_brightness(clip->color_r, clip->color_g, clip->color_b) > 160) {
// set to black if color is bright
p.setPen(Qt::black);
}
if (clip->linked.size() > 0) {
int underline_y = CLIP_TEXT_PADDING + p.fontMetrics().height() + clip_rect.top();
int underline_width = qMin(text_rect.width() - 1, p.fontMetrics().width(clip->name));
p.drawLine(text_rect.x(), underline_y, text_rect.x() + underline_width, underline_y);
}
QString name = clip->name;
if (clip->speed != 1.0 || clip->reverse) {
name += " (";
if (clip->reverse) name += "-";
name += QString::number(clip->speed*100) + "%)";
}
p.drawText(text_rect, 0, name, &text_rect);
}
// bottom right gray
p.setPen(QColor(0, 0, 0, 128));
if (clip_rect.right() >= 0 && clip_rect.right() < width()) p.drawLine(clip_rect.bottomRight(), clip_rect.topRight());
if (clip_rect.bottom() >= 0 && clip_rect.bottom() < height()) p.drawLine(QPoint(qMax(0, clip_rect.left()), clip_rect.bottom()), QPoint(qMin(width(), clip_rect.right()), clip_rect.bottom()));
}
}
}
// Draw recording clip if recording if valid
if (panel_sequence_viewer->is_recording_cued() && is_track_visible(panel_sequence_viewer->recording_track)) {
int rec_track_x = panel_timeline->getTimelineScreenPointFromFrame(panel_sequence_viewer->recording_start);
int rec_track_y = getScreenPointFromTrack(panel_sequence_viewer->recording_track);
int rec_track_height = panel_timeline->calculate_track_height(panel_sequence_viewer->recording_track, -1);
if (panel_sequence_viewer->recording_start != panel_sequence_viewer->recording_end) {
QRect rec_rect(
rec_track_x,
rec_track_y,
getScreenPointFromFrame(panel_timeline->zoom, panel_sequence_viewer->recording_end - panel_sequence_viewer->recording_start),
rec_track_height
);
p.setPen(QPen(QColor(96, 96, 96), 2));
p.fillRect(rec_rect, QColor(192, 192, 192));
p.drawRect(rec_rect);
}
QRect active_rec_rect(
rec_track_x,
rec_track_y,
getScreenPointFromFrame(panel_timeline->zoom, panel_sequence_viewer->seq->playhead - panel_sequence_viewer->recording_start),
rec_track_height
);
p.setPen(QPen(QColor(192, 0, 0), 2));
p.fillRect(active_rec_rect, QColor(255, 96, 96));
p.drawRect(active_rec_rect);
p.setPen(Qt::NoPen);
if (!panel_sequence_viewer->playing) {
int rec_marker_size = 6;
int rec_track_midY = rec_track_y + (rec_track_height >> 1);
p.setBrush(Qt::white);
QPoint cue_marker[3] = {
QPoint(rec_track_x, rec_track_midY - rec_marker_size),
QPoint(rec_track_x + rec_marker_size, rec_track_midY),
QPoint(rec_track_x, rec_track_midY + rec_marker_size)
};
p.drawPolygon(cue_marker, 3);
}
}
// Draw track lines
if (config.show_track_lines) {
p.setPen(QColor(0, 0, 0, 96));
audio_track_limit++;
if (video_track_limit == 0) video_track_limit--;
if (bottom_align) {
// only draw lines for video tracks
for (int i=video_track_limit;i<0;i++) {
int line_y = getScreenPointFromTrack(i) - 1;
p.drawLine(0, line_y, rect().width(), line_y);
}
} else {
// only draw lines for audio tracks
for (int i=0;i<audio_track_limit;i++) {
int line_y = getScreenPointFromTrack(i) + panel_timeline->calculate_track_height(i, -1);
p.drawLine(0, line_y, rect().width(), line_y);
}
}
}
// Draw selections
for (int i=0;i<sequence->selections.size();i++) {
const Selection& s = sequence->selections.at(i);
if (is_track_visible(s.track)) {
int selection_y = getScreenPointFromTrack(s.track);
int selection_x = panel_timeline->getTimelineScreenPointFromFrame(s.in);
p.setPen(Qt::NoPen);
p.setBrush(Qt::NoBrush);
p.fillRect(selection_x, selection_y, panel_timeline->getTimelineScreenPointFromFrame(s.out) - selection_x, panel_timeline->calculate_track_height(s.track, -1), QColor(0, 0, 0, 64));
}
}
// draw rectangle select
if (panel_timeline->rect_select_proc) {
int rsy = panel_timeline->rect_select_y;
int rsh = panel_timeline->rect_select_h;
if (bottom_align) {
rsy += height();
}
QRect rect_select(panel_timeline->rect_select_x, rsy, panel_timeline->rect_select_w, rsh);
draw_selection_rectangle(p, rect_select);
}
// Draw ghosts
for (int i=0;i<panel_timeline->ghosts.size();i++) {
const Ghost& g = panel_timeline->ghosts.at(i);
if (is_track_visible(g.track)) {
int ghost_x = panel_timeline->getTimelineScreenPointFromFrame(g.in);
int ghost_y = getScreenPointFromTrack(g.track);
int ghost_width = panel_timeline->getTimelineScreenPointFromFrame(g.out) - ghost_x - 1;
int ghost_height = panel_timeline->calculate_track_height(g.track, -1) - 1;
p.setPen(QColor(255, 255, 0));
for (int j=0;j<GHOST_THICKNESS;j++) {
p.drawRect(ghost_x+j, ghost_y+j, ghost_width-j-j, ghost_height-j-j);
}
}
}
// Draw splitting cursor
if (panel_timeline->splitting) {
for (int i=0;i<panel_timeline->split_tracks.size();i++) {
if (is_track_visible(panel_timeline->split_tracks.at(i))) {
int cursor_x = panel_timeline->getTimelineScreenPointFromFrame(panel_timeline->drag_frame_start);
int cursor_y = getScreenPointFromTrack(panel_timeline->split_tracks.at(i));
p.setPen(QColor(64, 64, 64));
p.drawLine(cursor_x, cursor_y, cursor_x, cursor_y + panel_timeline->calculate_track_height(panel_timeline->split_tracks.at(i), -1));
}
}
}
// Draw playhead
p.setPen(Qt::red);
int playhead_x = panel_timeline->getTimelineScreenPointFromFrame(sequence->playhead);
p.drawLine(playhead_x, rect().top(), playhead_x, rect().bottom());
// draw border
p.setPen(QColor(0, 0, 0, 64));
int edge_y = (bottom_align) ? rect().height()-1 : 0;
p.drawLine(0, edge_y, rect().width(), edge_y);
// draw snap point
if (panel_timeline->snapped) {
p.setPen(Qt::white);
int snap_x = panel_timeline->getTimelineScreenPointFromFrame(panel_timeline->snap_point);
p.drawLine(snap_x, 0, snap_x, height());
}
// Draw edit cursor
if (isLiveEditing()) {
if (is_track_visible(panel_timeline->cursor_track)) {
int cursor_x = panel_timeline->getTimelineScreenPointFromFrame(panel_timeline->cursor_frame);
int cursor_y = getScreenPointFromTrack(panel_timeline->cursor_track);
p.setPen(Qt::gray);
p.drawLine(cursor_x, cursor_y, cursor_x, cursor_y + panel_timeline->calculate_track_height(panel_timeline->cursor_track, -1));
}
}
}
}
bool TimelineWidget::is_track_visible(int track) {
return (bottom_align == (track < 0));
}
// **************************************
// screen point <-> frame/track functions
// **************************************
int TimelineWidget::getTrackFromScreenPoint(int y) {
y += scroll;
if (bottom_align) {
y = -(y - height());
}
y--;
int height_measure = 0;
int counter = ((!bottom_align && y > 0) || (bottom_align && y < 0)) ? 0 : -1;
int track_height = panel_timeline->calculate_track_height(counter, -1);
while (qAbs(y) > height_measure+track_height) {
if (config.show_track_lines && counter != -1) y--;
height_measure += track_height;
if ((!bottom_align && y > 0) || (bottom_align && y < 0)) {
counter++;
} else {
counter--;
}
track_height = panel_timeline->calculate_track_height(counter, -1);
}
return counter;
}
int TimelineWidget::getScreenPointFromTrack(int track) {
int y = 0;
int counter = 0;
while (counter != track) {
if (bottom_align) counter--;
y += panel_timeline->calculate_track_height(counter, -1);
if (!bottom_align) counter++;
if (config.show_track_lines && counter != -1) y++;
}
y++;
return (bottom_align) ? height() - y - scroll : y - scroll;
}
int TimelineWidget::getClipIndexFromCoords(long frame, int track) {
for (int i=0;i<sequence->clips.size();i++) {
Clip* c = sequence->clips.at(i);
if (c != NULL && c->track == track && frame >= c->timeline_in && frame < c->timeline_out) {
return i;
}
}
return -1;
}
void TimelineWidget::setScroll(int s) {
scroll = s;
update();
}
void TimelineWidget::reveal_media() {
panel_project->reveal_media(rc_reveal_media);
}
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